Water Quality in WINDHAM, NH (03087)

EPA violation data for public water systems serving ZIP code 03087.

266

Total Violations

Health-Based

206

Monitoring / Reporting

266

Resolved

What does this mean?

266 of 266 violations have been resolved. 60 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 206 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: 63 Population served: 10,507

Violations Detail (266 total)

Contaminant	Category	MCL Limit	Measured	Date	Status	Health Effects
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 11, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 11, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 11, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 11, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 8, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 8, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 8, 2025	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 8, 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	Mar 31, 2025	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Mar 31, 2025	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Mar 31, 2025	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.007	Mar 31, 2025	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.007	Mar 31, 2025	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.007	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
E. COLI	Monitoring	0	N/A	Jan 11, 2025	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 11, 2025	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 11, 2025	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 11, 2025	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Lead and Copper Rule	Monitoring	N/A	N/A	Jan 10, 2025	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jan 10, 2025	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jan 10, 2025	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jan 10, 2025	Resolved	N/A
E. COLI	Monitoring	0	N/A	Dec 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Dec 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Dec 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Dec 14, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 19, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 19, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 19, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Oct 19, 2024	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 12, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 12, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 12, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 12, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 11, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 11, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 11, 2024	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Sep 11, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 20, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 20, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 20, 2024	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Jan 20, 2024	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Nov 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Nov 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Nov 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Health-Based	N/A	N/A	Nov 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 24, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 24, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 20, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 20, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 20, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Nov 20, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 6, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 6, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 6, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Nov 6, 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	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 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Oct 10, 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
Revised Total Coliform Rule	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Sep 30, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Sep 30, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Sep 30, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Sep 30, 2023	Resolved	N/A
Arsenic	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
Arsenic	Monitoring	N/A	N/A	Sep 30, 2023	Resolved	Skin damage; circulatory system problems; increased risk of cancer
DICHLOROMETHANE	Health-Based	N/A	0.015	Sep 30, 2023	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.015	Sep 30, 2023	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.015	Sep 30, 2023	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.015	Sep 30, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Sep 20, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 20, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 20, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Sep 20, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
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
Public Notice	Monitoring	N/A	N/A	Aug 22, 2023	Resolved	N/A
Public Notice	Monitoring	N/A	N/A	Aug 22, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 14, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 14, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 14, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 14, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Aug 14, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jul 12, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jun 30, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Jun 30, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Jun 30, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Jun 30, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	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
DICHLOROMETHANE	Health-Based	N/A	0.037	Jun 30, 2023	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.037	Jun 30, 2023	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.037	Jun 30, 2023	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.037	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	Apr 6, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 6, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 6, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Apr 6, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Mar 31, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Mar 31, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Mar 31, 2023	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Mar 31, 2023	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.03	Mar 31, 2023	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.03	Mar 31, 2023	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.03	Mar 31, 2023	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.03	Mar 31, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jan 10, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 10, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 10, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 10, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jan 10, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 10, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 10, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jan 10, 2023	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	Jan 10, 2023	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
Revised Total Coliform Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Dec 31, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Dec 31, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Dec 31, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Dec 31, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Dec 31, 2022	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.033	Dec 31, 2022	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.033	Dec 31, 2022	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.033	Dec 31, 2022	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.033	Dec 31, 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
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
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	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
Combined Radium (-226 and -228)	Health-Based	N/A	6	Sep 30, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Sep 30, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Sep 30, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Sep 30, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Sep 30, 2022	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.0175	Sep 30, 2022	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.0175	Sep 30, 2022	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.0175	Sep 30, 2022	Resolved	N/A
DICHLOROMETHANE	Health-Based	N/A	0.0175	Sep 30, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jul 10, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jul 10, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jul 10, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jul 10, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Jun 30, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Jun 30, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Jun 30, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Jun 30, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	6	Jun 30, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 9, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 9, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 9, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 9, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 9, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 9, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 9, 2022	Resolved	N/A
Revised Total Coliform Rule	Monitoring	N/A	N/A	May 9, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	7	Mar 31, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	7	Mar 31, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	7	Mar 31, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	7	Mar 31, 2022	Resolved	N/A
Combined Radium (-226 and -228)	Health-Based	N/A	7	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
Lead and Copper Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Lead and Copper 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
Lead and Copper Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Mar 31, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jan 10, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jan 10, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jan 10, 2022	Resolved	N/A
Lead and Copper Rule	Monitoring	N/A	N/A	Jan 10, 2022	Resolved	N/A
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
Nitrate	Monitoring	N/A	N/A	Dec 31, 2021	Resolved	Infants below the age of six months could become seriously ill (blue baby syndrome); shortness of breath
E. COLI	Monitoring	0	N/A	Nov 6, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Nov 6, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Nov 6, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Nov 6, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
Revised Total Coliform Rule	Health-Based	N/A	N/A	Aug 31, 2021	Resolved	N/A
E. COLI	Monitoring	0	N/A	Jul 23, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 23, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 23, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
E. COLI	Monitoring	0	N/A	Jul 23, 2021	Resolved	Severe gastrointestinal illness; may be fatal in vulnerable populations
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
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(29)

Revised Total Coliform Rule

May 11Resolved

Revised Total Coliform Rule

May 11Resolved

Revised Total Coliform Rule

May 11Resolved

Revised Total Coliform Rule

May 11Resolved

Revised Total Coliform Rule

Apr 8Resolved

Revised Total Coliform Rule

Apr 8Resolved

Revised Total Coliform Rule

Apr 8Resolved

Revised Total Coliform Rule

Apr 8Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Revised Total Coliform Rule

Mar 31Resolved

Lead and Copper Rule

Mar 31Resolved

Lead and Copper Rule

Mar 31Resolved

DICHLOROMETHANE

Mar 31Resolved

DICHLOROMETHANE

Mar 31Resolved

DICHLOROMETHANE

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

E. COLI

Jan 11Resolved

E. COLI

Jan 11Resolved

E. COLI

Jan 11Resolved

E. COLI

Jan 11Resolved

Lead and Copper Rule

Jan 10Resolved

Lead and Copper Rule

Jan 10Resolved

Lead and Copper Rule

Jan 10Resolved

Lead and Copper Rule

Jan 10Resolved

2024(20)

E. COLI

Dec 14Resolved

E. COLI

Dec 14Resolved

E. COLI

Dec 14Resolved

E. COLI

Dec 14Resolved

E. COLI

Oct 19Resolved

E. COLI

Oct 19Resolved

E. COLI

Oct 19Resolved

E. COLI

Oct 19Resolved

Revised Total Coliform Rule

Oct 12Resolved

Revised Total Coliform Rule

Oct 12Resolved

Revised Total Coliform Rule

Oct 12Resolved

Revised Total Coliform Rule

Oct 12Resolved

Lead and Copper Rule

Sep 11Resolved

Lead and Copper Rule

Sep 11Resolved

Lead and Copper Rule

Sep 11Resolved

Lead and Copper Rule

Sep 11Resolved

Public Notice

Jan 20Resolved

Public Notice

Jan 20Resolved

Public Notice

Jan 20Resolved

Public Notice

Jan 20Resolved

2023(114)

Revised Total Coliform Rule

Dec 10Resolved

Revised Total Coliform Rule

Dec 10Resolved

Revised Total Coliform Rule

Dec 10Resolved

Revised Total Coliform Rule

Dec 10Resolved

Revised Total Coliform Rule

Dec 10Resolved

Revised Total Coliform Rule

Dec 10Resolved

Revised Total Coliform Rule

Dec 10Resolved

Revised Total Coliform Rule

Dec 10Resolved

Revised Total Coliform Rule

Nov 24Resolved

Revised Total Coliform Rule

Nov 24Resolved

Revised Total Coliform Rule

Nov 24Resolved

Revised Total Coliform Rule

Nov 24Resolved

Revised Total Coliform Rule

Nov 24Resolved

Revised Total Coliform Rule

Nov 24Resolved

Revised Total Coliform Rule

Nov 24Resolved

Revised Total Coliform Rule

Nov 24Resolved

Public Notice

Nov 20Resolved

Public Notice

Nov 20Resolved

Public Notice

Nov 20Resolved

Public Notice

Nov 20Resolved

Revised Total Coliform Rule

Nov 6Resolved

Revised Total Coliform Rule

Nov 6Resolved

Revised Total Coliform Rule

Nov 6Resolved

Revised Total Coliform Rule

Nov 6Resolved

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 31Resolved

Revised Total Coliform Rule

Oct 10Resolved

Revised Total Coliform Rule

Oct 10Resolved

Revised Total Coliform Rule

Oct 10Resolved

Revised Total Coliform Rule

Oct 10Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Revised Total Coliform Rule

Sep 30Resolved

Combined Radium (-226 and -228)

Sep 30Resolved

Combined Radium (-226 and -228)

Sep 30Resolved

Combined Radium (-226 and -228)

Sep 30Resolved

Combined Radium (-226 and -228)

Sep 30Resolved

Arsenic

Sep 30Resolved

Arsenic

Sep 30Resolved

Arsenic

Sep 30Resolved

Arsenic

Sep 30Resolved

DICHLOROMETHANE

Sep 30Resolved

DICHLOROMETHANE

Sep 30Resolved

DICHLOROMETHANE

Sep 30Resolved

DICHLOROMETHANE

Sep 30Resolved

E. COLI

Sep 20Resolved

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

Aug 31Resolved

Public Notice

Aug 22Resolved

Public Notice

Aug 22Resolved

Revised Total Coliform Rule

Aug 14Resolved

Revised Total Coliform Rule

Aug 14Resolved

Revised Total Coliform Rule

Aug 14Resolved

Revised Total Coliform Rule

Aug 14Resolved

Revised Total Coliform Rule

Aug 14Resolved

Revised Total Coliform Rule

Jul 12Resolved

Revised Total Coliform Rule

Jun 30Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Combined Radium (-226 and -228)

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

DICHLOROMETHANE

Jun 30Resolved

DICHLOROMETHANE

Jun 30Resolved

DICHLOROMETHANE

Jun 30Resolved

DICHLOROMETHANE

Jun 30Resolved

Revised Total Coliform Rule

May 31Resolved

Revised Total Coliform Rule

Apr 6Resolved

Revised Total Coliform Rule

Apr 6Resolved

Revised Total Coliform Rule

Apr 6Resolved

Revised Total Coliform Rule

Apr 6Resolved

Combined Radium (-226 and -228)

Mar 31Resolved

Combined Radium (-226 and -228)

Mar 31Resolved

Combined Radium (-226 and -228)

Mar 31Resolved

Combined Radium (-226 and -228)

Mar 31Resolved

DICHLOROMETHANE

Mar 31Resolved

DICHLOROMETHANE

Mar 31Resolved

DICHLOROMETHANE

Mar 31Resolved

DICHLOROMETHANE

Mar 31Resolved

Revised Total Coliform Rule

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

E. COLI

Jan 10Resolved

E. COLI

Jan 10Resolved

E. COLI

Jan 10Resolved

E. COLI

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

E. COLI

Jan 10Resolved

E. COLI

Jan 10Resolved

E. COLI

Jan 10Resolved

E. COLI

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

Revised Total Coliform Rule

Jan 10Resolved

2022(74)

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Revised Total Coliform Rule

Dec 31Resolved

Combined Radium (-226 and -228)

Dec 31Resolved

Combined Radium (-226 and -228)

Dec 31Resolved

Combined Radium (-226 and -228)

Dec 31Resolved

Combined Radium (-226 and -228)

Dec 31Resolved

Combined Radium (-226 and -228)

Dec 31Resolved

Lead and Copper Rule

Dec 31Resolved

Lead and Copper Rule

Dec 31Resolved

DICHLOROMETHANE

Dec 31Resolved

DICHLOROMETHANE

Dec 31Resolved

DICHLOROMETHANE

Dec 31Resolved

DICHLOROMETHANE

Dec 31Resolved

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

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 30Resolved

Revised Total Coliform Rule

Nov 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

Combined Radium (-226 and -228)

Sep 30Resolved

Combined Radium (-226 and -228)

Sep 30Resolved

Combined Radium (-226 and -228)

Sep 30Resolved

Combined Radium (-226 and -228)

Sep 30Resolved

Combined Radium (-226 and -228)

Sep 30Resolved

DICHLOROMETHANE

Sep 30Resolved

DICHLOROMETHANE

Sep 30Resolved

DICHLOROMETHANE

Sep 30Resolved

DICHLOROMETHANE

Sep 30Resolved

Lead and Copper Rule

Jul 10Resolved

Lead and Copper Rule

Jul 10Resolved

Lead and Copper Rule

Jul 10Resolved

Lead and Copper Rule

Jul 10Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Combined Radium (-226 and -228)

Jun 30Resolved

Revised Total Coliform Rule

May 9Resolved

Revised Total Coliform Rule

May 9Resolved

Revised Total Coliform Rule

May 9Resolved

Revised Total Coliform Rule

May 9Resolved

Revised Total Coliform Rule

May 9Resolved

Revised Total Coliform Rule

May 9Resolved

Revised Total Coliform Rule

May 9Resolved

Revised Total Coliform Rule

May 9Resolved

Combined Radium (-226 and -228)

Mar 31Resolved

Combined Radium (-226 and -228)

Mar 31Resolved

Combined Radium (-226 and -228)

Mar 31Resolved

Combined Radium (-226 and -228)

Mar 31Resolved

Combined Radium (-226 and -228)

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

Lead and Copper Rule

Mar 31Resolved

Lead and Copper 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

Lead and Copper Rule

Mar 31Resolved

Lead and Copper Rule

Mar 31Resolved

Lead and Copper Rule

Jan 10Resolved

Lead and Copper Rule

Jan 10Resolved

Lead and Copper Rule

Jan 10Resolved

Lead and Copper Rule

Jan 10Resolved

How Does This Compare?

WINDHAM (03087) has 266 recorded violations, including 60 health-based. All violations have been resolved, which is a positive sign for current water quality. 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 →

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 WINDHAM, NH (03087)

What does this mean?

Violations Detail (266 total)

Lead & Copper Levels

Violation Timeline

2025(29)

2024(20)

2023(114)

2022(74)

2021(29)

How Does This Compare?

Recommended Water Filters

Reverse Osmosis System

UV Water Purifier

Nearby ZIP Codes

Check Another ZIP Code