HENSONVILLE (WINDHAM W.D.)
New York - Community Water System - PWSID: NY1900029
System Information
| PWSID | NY1900029 |
| System Name | HENSONVILLE (WINDHAM W.D.) |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 02 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 29, 1981 |
| Last Reported | Mar 27, 2026 |
Location & Contact
| State | New York |
| City | HENSONVILLE |
| ZIP Code | 12439 |
| Address | PO BOX 96 |
| Organization | WINDHAM SUPERVISOR AND TOWN BOARD |
| Phone | 518-734-4170 |
Population & Service
| Population Served | 490 |
| Service Connections | 306 |
Drinking Water Violations (261)
This water system has 261 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | - | - | - | Archived | Jun 30, 2025 | - | |
| Dec 1, 2024 | Dec 31, 2024 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Dec 1, 2024 | Dec 31, 2024 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Dec 1, 2024 | Dec 31, 2024 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2024 | - | |
| Oct 17, 2024 | - | RPT | No | No | - | - | - | Resolved | Jan 10, 2025 | - | |
| Jan 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Aug 18, 2021 | - | |
| Jan 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Aug 18, 2021 | - | |
| Jan 1, 2021 | - | MR | No | No | - | TT | - | Resolved | Aug 18, 2021 | - | |
| Sep 1, 2020 | Sep 30, 2020 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2020 | - | |
| Sep 1, 2020 | Sep 30, 2020 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2020 | - | |
| Sep 1, 2020 | Sep 30, 2020 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2020 | - | |
| Dec 1, 2019 | Dec 31, 2019 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2019 | - | |
| Dec 1, 2019 | Dec 31, 2019 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2019 | - | |
| Dec 1, 2019 | Dec 31, 2019 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2019 | - | |
| Jan 1, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 11, 2020 | - | |
| Jan 1, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 11, 2020 | - | |
| Jan 1, 2019 | - | Other | No | No | - | - | - | Resolved | Feb 11, 2020 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | 16.9 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | 14.3 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | 16.9 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | 14.3 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | 14.3 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2015 | - | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | 16.9 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | 16.5 UG/L | 0.010 mg/L | 10 | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | 16.5 UG/L | 0.010 mg/L | 10 | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | 13.8 UG/L | 0.010 mg/L | 10 | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | 16.5 UG/L | 0.010 mg/L | 10 | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | 13.8 UG/L | 0.010 mg/L | 10 | Resolved | Sep 30, 2015 | - | |
| Jul 1, 2015 | Sep 30, 2015 | MCL | Yes | No | 13.8 UG/L | 0.010 mg/L | 10 | Resolved | Sep 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 16.225 UG/L | 0.010 mg/L | 10 | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 16.225 UG/L | 0.010 mg/L | 10 | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 16.475 UG/L | 0.010 mg/L | 10 | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 16.475 UG/L | 0.010 mg/L | 10 | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 16.475 UG/L | 0.010 mg/L | 10 | Resolved | Jun 30, 2015 | - | |
| Apr 1, 2015 | Jun 30, 2015 | MCL | Yes | No | 16.225 UG/L | 0.010 mg/L | 10 | Resolved | Jun 30, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | 16.1 UG/L | 0.010 mg/L | 10 | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | 16.15 UG/L | 0.010 mg/L | 10 | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | 16.1 UG/L | 0.010 mg/L | 10 | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | 16.15 UG/L | 0.010 mg/L | 10 | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | 16.1 UG/L | 0.010 mg/L | 10 | Resolved | Mar 31, 2015 | - | |
| Jan 1, 2015 | Mar 31, 2015 | MCL | Yes | No | 16.15 UG/L | 0.010 mg/L | 10 | Resolved | Mar 31, 2015 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 16 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 16 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 16 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 16 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 16 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2014 | - | |
| Oct 1, 2014 | Dec 31, 2014 | MCL | Yes | No | 16 UG/L | 0.010 mg/L | 10 | Resolved | Dec 31, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | 16 UG/L | 0.010 mg/L | 10 | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | 15.75 UG/L | 0.010 mg/L | 10 | Resolved | Sep 30, 2014 | - | |
| Jul 1, 2014 | Sep 30, 2014 | MCL | Yes | No | 15.75 UG/L | 0.010 mg/L | 10 | Resolved | Sep 30, 2014 | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.