Water Quality in HELENA, MT (59602)

EPA violation data for public water systems serving ZIP code 59602.

634

Total Violations

Health-Based

565

Monitoring / Reporting

592

Resolved

What does this mean?

592 of 634 violations have been resolved. 69 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 565 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.

Water systems: 65 Population served: 43,788

Violations Detail (634 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 22, 2025	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 22, 2025	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 22, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2025	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2025	Active	N/A
E. COLI	Monitoring	0	N/A	Sep 1, 2025	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 1, 2025	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 1, 2025	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2024	Resolved	N/A
E. COLI	Monitoring	0	N/A	Sep 20, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 20, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 20, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2024	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jul 19, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 19, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 19, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 12, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 12, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 12, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jun 7, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jun 7, 2024	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jun 7, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 29, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 29, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 29, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2024	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 13, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 13, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 13, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 13, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 13, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 13, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 30, 2023	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 30, 2023	Active	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Sep 19, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 19, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 19, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 19, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 4, 2023	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 4, 2023	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 4, 2023	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Sep 4, 2023	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Aug 28, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 28, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 28, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 7, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 7, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 7, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Aug 7, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jul 5, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 5, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 4, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 4, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 4, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 4, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 3, 2023	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 3, 2023	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 3, 2023	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 3, 2023	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Apr 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Mar 6, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Mar 6, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Mar 6, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Feb 28, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jan 18, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 18, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 18, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 18, 2023	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
Total Haloacetic Acids (HAA5)	Health-Based	N/A	0.062	Dec 31, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Health-Based	N/A	0.062	Dec 31, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Health-Based	N/A	0.062	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 19, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 19, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 19, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 18, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 18, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 18, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 18, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 18, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Dec 18, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2022	Resolved	N/A
E. COLI	Monitoring	0	N/A	Nov 23, 2022	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Nov 23, 2022	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Nov 23, 2022	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Nov 23, 2022	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 26, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 26, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 26, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 26, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 24, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 24, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 24, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 12, 2022	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 12, 2022	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 12, 2022	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 12, 2022	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
Total Haloacetic Acids (HAA5)	Health-Based	N/A	0.062	Sep 30, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Health-Based	N/A	0.062	Sep 30, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Health-Based	N/A	0.062	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 28, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 28, 2022	Resolved	N/A
E. COLI	Monitoring	0	N/A	Sep 16, 2022	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 16, 2022	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 13, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 13, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 13, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 13, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 13, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 13, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2022	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jul 14, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 14, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 14, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Total Haloacetic Acids (HAA5)	Health-Based	N/A	0.066	Jun 30, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Health-Based	N/A	0.066	Jun 30, 2022	Resolved	N/A
Total Haloacetic Acids (HAA5)	Health-Based	N/A	0.066	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2022	Resolved	N/A
E. COLI	Monitoring	0	N/A	May 31, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 31, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 31, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 20, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 20, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 20, 2022	Resolved	N/A
E. COLI	Monitoring	0	N/A	May 3, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 3, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 3, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 1, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
E. COLI	Monitoring	0	N/A	Mar 1, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Mar 1, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Mar 1, 2022	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 31, 2022	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Nitrate-Nitrite	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 29, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 23, 2021	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 23, 2021	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 23, 2021	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 23, 2021	Active	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 30, 2021	Resolved	N/A
E. COLI	Monitoring	0	N/A	Sep 7, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 7, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 7, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Groundwater Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Groundwater Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 23, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 23, 2021	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Jul 23, 2021	Resolved	N/A
Atrazine	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Cardiovascular system or reproductive problems
Hexachlorocyclopentadiene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Toxaphene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Toxaphene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Dalapon	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Dalapon	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Dalapon	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Di(2-ethylhexyl) adipate	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Di(2-ethylhexyl) adipate	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Di(2-ethylhexyl) adipate	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
OXAMYL	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
OXAMYL	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
OXAMYL	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Simazine	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Simazine	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Simazine	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Di(2-ethylhexyl) phthalate	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Di(2-ethylhexyl) phthalate	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Di(2-ethylhexyl) phthalate	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Picloram	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Toxaphene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Picloram	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Dinoseb	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Dinoseb	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Dinoseb	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Carbofuran	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Carbofuran	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Carbofuran	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Heptachlor	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Heptachlor	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Heptachlor	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Heptachlor epoxide	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Heptachlor epoxide	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Heptachlor epoxide	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,4-D	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
HEXACHLOROBENZENE	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
HEXACHLOROBENZENE	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
HEXACHLOROBENZENE	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Benzo(a)pyrene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Benzo(a)pyrene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Benzo(a)pyrene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Chlordane	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Chlordane	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Chlordane	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Combined Radium (-226 and -228)	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Combined Radium (-226 and -228)	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Combined Radium (-226 and -228)	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Atrazine	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Cardiovascular system or reproductive problems
BHC-GAMMA	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Methoxychlor	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Methoxychlor	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Methoxychlor	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Gross Alpha, Excl. Radon and U	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Gross Alpha, Excl. Radon and U	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Gross Alpha, Excl. Radon and U	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Hexachlorocyclopentadiene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Endrin	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Hexachlorocyclopentadiene	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
BHC-GAMMA	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
BHC-GAMMA	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Atrazine	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	Cardiovascular system or reproductive problems
2,4,5-TP	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,4,5-TP	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
2,4,5-TP	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Pentachlorophenol	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Pentachlorophenol	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Pentachlorophenol	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
LASSO	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
LASSO	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
LASSO	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Endrin	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Endrin	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Picloram	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 31, 2021	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Apr 30, 2021	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Apr 30, 2021	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 30, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2025(39)

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 22Resolved

Revised Total Coliform Rule

Oct 22Resolved

Revised Total Coliform Rule

Oct 22Resolved

Revised Total Coliform Rule

Sep 30Active

Revised Total Coliform Rule

Sep 30Active

E. COLI

Sep 1Resolved

E. COLI

Sep 1Resolved

E. COLI

Sep 1Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

2024(75)

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Sep 30Active

Revised Total Coliform Rule

Sep 30Active

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

E. COLI

Sep 20Resolved

E. COLI

Sep 20Resolved

E. COLI

Sep 20Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

E. COLI

Jul 19Resolved

E. COLI

Jul 19Resolved

E. COLI

Jul 19Resolved

Revised Total Coliform Rule

Jul 12Resolved

Revised Total Coliform Rule

Jul 12Resolved

Revised Total Coliform Rule

Jul 12Resolved

Revised Total Coliform Rule

Jun 7Resolved

Revised Total Coliform Rule

Jun 7Resolved

Revised Total Coliform Rule

Jun 7Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Feb 29Resolved

Revised Total Coliform Rule

Feb 29Resolved

Revised Total Coliform Rule

Feb 29Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

2023(158)

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 13Resolved

Revised Total Coliform Rule

Oct 13Resolved

Revised Total Coliform Rule

Oct 13Resolved

Revised Total Coliform Rule

Oct 13Resolved

Revised Total Coliform Rule

Oct 13Resolved

Revised Total Coliform Rule

Oct 13Resolved

Revised Total Coliform Rule

Sep 30Active

Revised Total Coliform Rule

Sep 30Active

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

E. COLI

Sep 19Resolved

E. COLI

Sep 19Resolved

E. COLI

Sep 19Resolved

E. COLI

Sep 19Resolved

Revised Total Coliform Rule

Sep 4Active

Revised Total Coliform Rule

Sep 4Active

Revised Total Coliform Rule

Sep 4Active

Revised Total Coliform Rule

Sep 4Active

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

E. COLI

Aug 28Resolved

E. COLI

Aug 28Resolved

E. COLI

Aug 28Resolved

E. COLI

Aug 7Active

E. COLI

Aug 7Active

E. COLI

Aug 7Active

E. COLI

Aug 7Active

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

E. COLI

Jul 5Active

E. COLI

Jul 5Active

E. COLI

Jul 4Active

E. COLI

Jul 4Active

E. COLI

Jul 4Active

E. COLI

Jul 4Active

Revised Total Coliform Rule

Jul 3Active

Revised Total Coliform Rule

Jul 3Active

Revised Total Coliform Rule

Jul 3Active

Revised Total Coliform Rule

Jul 3Active

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Consumer Confidence Rule

Jun 30Resolved

Consumer Confidence Rule

Jun 30Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Groundwater Rule

Apr 30Resolved

Groundwater Rule

Apr 30Resolved

Groundwater Rule

Apr 30Resolved

Groundwater Rule

Apr 30Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

E. COLI

Mar 6Resolved

E. COLI

Mar 6Resolved

E. COLI

Mar 6Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

Revised Total Coliform Rule

Feb 28Resolved

E. COLI

Jan 18Active

E. COLI

Jan 18Active

E. COLI

Jan 18Active

E. COLI

Jan 18Active

2022(176)

Total Haloacetic Acids (HAA5)

Dec 31Resolved

Total Haloacetic Acids (HAA5)

Dec 31Resolved

Total Haloacetic Acids (HAA5)

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Revised Total Coliform Rule

Dec 19Resolved

Revised Total Coliform Rule

Dec 19Resolved

Revised Total Coliform Rule

Dec 19Resolved

Revised Total Coliform Rule

Dec 18Resolved

Revised Total Coliform Rule

Dec 18Resolved

Revised Total Coliform Rule

Dec 18Resolved

Revised Total Coliform Rule

Dec 18Resolved

Revised Total Coliform Rule

Dec 18Resolved

Revised Total Coliform Rule

Dec 18Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

E. COLI

Nov 23Active

E. COLI

Nov 23Active

E. COLI

Nov 23Active

E. COLI

Nov 23Active

E. COLI

Oct 26Resolved

E. COLI

Oct 26Resolved

E. COLI

Oct 26Resolved

E. COLI

Oct 26Resolved

E. COLI

Oct 24Resolved

E. COLI

Oct 24Resolved

E. COLI

Oct 24Resolved

E. COLI

Oct 12Active

E. COLI

Oct 12Active

E. COLI

Oct 12Active

E. COLI

Oct 12Active

Total Haloacetic Acids (HAA5)

Sep 30Resolved

Total Haloacetic Acids (HAA5)

Sep 30Resolved

Total Haloacetic Acids (HAA5)

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Lead and Copper Rule

Sep 28Resolved

Lead and Copper Rule

Sep 28Resolved

E. COLI

Sep 16Active

E. COLI

Sep 16Active

E. COLI

Sep 13Resolved

E. COLI

Sep 13Resolved

E. COLI

Sep 13Resolved

E. COLI

Sep 13Resolved

E. COLI

Sep 13Resolved

E. COLI

Sep 13Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

E. COLI

Jul 14Resolved

E. COLI

Jul 14Resolved

E. COLI

Jul 14Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Total Haloacetic Acids (HAA5)

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Consumer Confidence Rule

Jun 30Resolved

Consumer Confidence Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

E. COLI

May 31Resolved

E. COLI

May 31Resolved

E. COLI

May 31Resolved

Revised Total Coliform Rule

May 20Resolved

Revised Total Coliform Rule

May 20Resolved

Revised Total Coliform Rule

May 20Resolved

E. COLI

May 3Resolved

E. COLI

May 3Resolved

E. COLI

May 3Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

May 1Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

E. COLI

Mar 1Resolved

E. COLI

Mar 1Resolved

E. COLI

Mar 1Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

Revised Total Coliform Rule

Jan 31Resolved

2021(186)

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Nitrate-Nitrite

Dec 31Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Lead and Copper Rule

Dec 29Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 31Resolved

Revised Total Coliform Rule

Oct 23Active

Revised Total Coliform Rule

Oct 23Active

Revised Total Coliform Rule

Oct 23Active

Revised Total Coliform Rule

Oct 23Active

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

Lead and Copper Rule

Sep 30Resolved

E. COLI

Sep 7Resolved

E. COLI

Sep 7Resolved

E. COLI

Sep 7Resolved

Groundwater Rule

Aug 31Resolved

Groundwater Rule

Aug 31Resolved

Groundwater Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Aug 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 31Resolved

Revised Total Coliform Rule

Jul 23Resolved

Revised Total Coliform Rule

Jul 23Resolved

Revised Total Coliform Rule

Jul 23Resolved

Atrazine

Jun 30Resolved

Hexachlorocyclopentadiene

Jun 30Resolved

Toxaphene

Jun 30Resolved

Toxaphene

Jun 30Resolved

Dalapon

Jun 30Resolved

Dalapon

Jun 30Resolved

Dalapon

Jun 30Resolved

Di(2-ethylhexyl) adipate

Jun 30Resolved

Di(2-ethylhexyl) adipate

Jun 30Resolved

Di(2-ethylhexyl) adipate

Jun 30Resolved

OXAMYL

Jun 30Resolved

OXAMYL

Jun 30Resolved

OXAMYL

Jun 30Resolved

Simazine

Jun 30Resolved

Simazine

Jun 30Resolved

Simazine

Jun 30Resolved

Di(2-ethylhexyl) phthalate

Jun 30Resolved

Di(2-ethylhexyl) phthalate

Jun 30Resolved

Di(2-ethylhexyl) phthalate

Jun 30Resolved

Picloram

Jun 30Resolved

Toxaphene

Jun 30Resolved

Picloram

Jun 30Resolved

Dinoseb

Jun 30Resolved

Dinoseb

Jun 30Resolved

Dinoseb

Jun 30Resolved

Carbofuran

Jun 30Resolved

Carbofuran

Jun 30Resolved

Carbofuran

Jun 30Resolved

Heptachlor

Jun 30Resolved

Heptachlor

Jun 30Resolved

Heptachlor

Jun 30Resolved

Heptachlor epoxide

Jun 30Resolved

Heptachlor epoxide

Jun 30Resolved

Heptachlor epoxide

Jun 30Resolved

2,4-D

Jun 30Resolved

2,4-D

Jun 30Resolved

2,4-D

Jun 30Resolved

HEXACHLOROBENZENE

Jun 30Resolved

HEXACHLOROBENZENE

Jun 30Resolved

HEXACHLOROBENZENE

Jun 30Resolved

Benzo(a)pyrene

Jun 30Resolved

Benzo(a)pyrene

Jun 30Resolved

Benzo(a)pyrene

Jun 30Resolved

Chlordane

Jun 30Resolved

Chlordane

Jun 30Resolved

Chlordane

Jun 30Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Atrazine

Jun 30Resolved

BHC-GAMMA

Jun 30Resolved

Methoxychlor

Jun 30Resolved

Methoxychlor

Jun 30Resolved

Methoxychlor

Jun 30Resolved

Gross Alpha, Excl. Radon and U

Jun 30Resolved

Gross Alpha, Excl. Radon and U

Jun 30Resolved

Gross Alpha, Excl. Radon and U

Jun 30Resolved

Hexachlorocyclopentadiene

Jun 30Resolved

Endrin

Jun 30Resolved

Hexachlorocyclopentadiene

Jun 30Resolved

BHC-GAMMA

Jun 30Resolved

BHC-GAMMA

Jun 30Resolved

Consumer Confidence Rule

Jun 30Resolved

Consumer Confidence Rule

Jun 30Resolved

Atrazine

Jun 30Resolved

2,4,5-TP

Jun 30Resolved

2,4,5-TP

Jun 30Resolved

2,4,5-TP

Jun 30Resolved

Pentachlorophenol

Jun 30Resolved

Pentachlorophenol

Jun 30Resolved

Pentachlorophenol

Jun 30Resolved

LASSO

Jun 30Resolved

LASSO

Jun 30Resolved

LASSO

Jun 30Resolved

Endrin

Jun 30Resolved

Endrin

Jun 30Resolved

Picloram

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

Jun 30Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

May 31Resolved

Groundwater Rule

Apr 30Resolved

Groundwater Rule

Apr 30Resolved

Groundwater Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Apr 30Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

How Does This Compare?

HELENA (59602) has 634 recorded violations, including 69 health-based. 42 remain unresolved. Consider testing your tap water independently for added peace of mind.

Recommended Water Filters

Based on the contaminants detected in your area, these filter types may help improve your water quality.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Activated Carbon Filter

Excellent for removing chlorine, chloramine, and disinfection byproducts like THMs and HAAs. Available as pitcher filters, countertop, or under-sink units.

Targets:THMs, HAAs, Chlorine, Chloramine, Taste & Odor

Look for:NSF/ANSI 42 & 53 certified

NSF Certified Products → EPA Safe Drinking Water Guide →

UV Water Purifier

Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.

Targets:E. coli, Coliform, Giardia, Cryptosporidium

Look for:NSF/ANSI 55 (Class A) certified

NSF Certified Products → EPA Safe Drinking Water Guide →

Always look for filters certified by NSF International for the specific contaminants you want to remove.

Water Quality in HELENA, MT (59602)

What does this mean?

Violations Detail (634 total)

Lead & Copper Levels

Violation Timeline

2025(39)

2024(75)

2023(158)

2022(176)

2021(186)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

Activated Carbon Filter

UV Water Purifier

Nearby ZIP Codes

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