Water Quality in WOODSTOCK, CT (06281)

EPA violation data for public water systems serving ZIP code 06281.

126

Total Violations

Health-Based

Monitoring / Reporting

Resolved

What does this mean?

97 of 126 violations have been resolved. 36 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 90 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: 91 Population served: 6,228

Violations Detail (126 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Consumer Confidence Rule	Monitoring	N/A	N/A	Aug 9, 2025	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Jun 30, 2025	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jun 6, 2025	Active	N/A
Public Notice	Monitoring	N/A	N/A	May 21, 2025	Active	N/A
Public Notice	Monitoring	N/A	N/A	May 21, 2025	Active	N/A
Public Notice	Monitoring	N/A	N/A	Jan 25, 2025	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Dec 26, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Dec 26, 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	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	Health-Based	N/A	N/A	Oct 28, 2024	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 28, 2024	Active	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 28, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Health-Based	N/A	N/A	Oct 16, 2024	Active	N/A
LEAD AND COPPER RULE REVISIONS	Monitoring	N/A	N/A	Oct 16, 2024	Active	N/A
E. COLI	Monitoring	0	N/A	Sep 29, 2024	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 29, 2024	Active	Severe gastrointestinal illness; may be fatal in vulnerable populations
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 28, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 28, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Aug 22, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Aug 22, 2024	Resolved	N/A
Consumer Confidence Rule	Monitoring	N/A	N/A	Aug 9, 2024	Active	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	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
Lead and Copper Rule	Monitoring	N/A	N/A	Mar 30, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Mar 30, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 11, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 11, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 4, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 4, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 4, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 4, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Oct 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Sep 29, 2023	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Sep 29, 2023	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Sep 29, 2023	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Sep 29, 2023	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 28, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Aug 19, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Aug 19, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Aug 19, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Aug 19, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jun 30, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jun 30, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jun 30, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jun 30, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
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
E. COLI	Monitoring	0	N/A	May 31, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 31, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 31, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	May 31, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Public Notice	Monitoring	N/A	N/A	May 20, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	May 20, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Apr 30, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Apr 30, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Apr 30, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Apr 30, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Apr 30, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Public Notice	Monitoring	N/A	N/A	Apr 15, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Apr 15, 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	Health-Based	N/A	N/A	Feb 22, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Feb 22, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Feb 22, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Feb 22, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 30, 2022	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 28, 2022	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Aug 19, 2022	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Aug 19, 2022	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Aug 19, 2022	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Aug 19, 2022	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Aug 19, 2022	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Aug 19, 2022	Resolved	N/A
Groundwater Rule	Health-Based	N/A	N/A	Aug 19, 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
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
Chlorine	Monitoring	N/A	N/A	Jun 30, 2022	Resolved	Eye and nose irritation; stomach discomfort
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 28, 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
Lead and Copper Rule	Monitoring	N/A	N/A	Mar 31, 2021	Resolved	N/A

Lead & Copper Levels

Violation Timeline

2025(6)

Consumer Confidence Rule

Aug 9Resolved

Consumer Confidence Rule

Jun 30Resolved

Public Notice

Jun 6Active

Public Notice

May 21Active

Public Notice

May 21Active

Public Notice

Jan 25Resolved

2024(49)

Public Notice

Dec 26Resolved

Public Notice

Dec 26Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Oct 28Active

Revised Total Coliform Rule

Oct 28Active

Revised Total Coliform Rule

Oct 28Active