CORNWALL-ON-HUDSON
New York - Community Water System - PWSID: NY3503526
System Information
| PWSID | NY3503526 |
| System Name | CORNWALL-ON-HUDSON |
| System Type | Community Water System |
| Water Source | Surface 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 | CORNWALL-ON-HUDSON |
| ZIP Code | 12520 |
| Address | 325 HUDSON STREET |
| Organization | CORNWALL-ON-HUDSON, MAYOR & VILLAGE BD |
| Phone | 845-534-4200 |
Population & Service
| Population Served | 9,700 |
| Service Connections | 2,671 |
Drinking Water Violations (961)
This water system has 961 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 3, 2022 | Aug 10, 2022 | Other | No | No | - | - | - | Resolved | Aug 10, 2022 | - | |
| Aug 3, 2022 | Aug 10, 2022 | Other | No | No | - | - | - | Resolved | Aug 10, 2022 | - | |
| Oct 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Mar 24, 2019 | - | |
| Oct 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Mar 24, 2019 | - | |
| Oct 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Mar 24, 2019 | - | |
| Oct 1, 2018 | - | MR | No | No | - | TT | - | Resolved | Mar 24, 2019 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jul 1, 2017 | - | Other | No | No | - | - | - | Resolved | Nov 6, 2017 | - | |
| Jul 1, 2017 | - | Other | No | No | - | - | - | Resolved | Nov 6, 2017 | - | |
| Jul 1, 2017 | - | Other | No | No | - | - | - | Resolved | Nov 6, 2017 | - | |
| Jul 1, 2017 | - | Other | No | No | - | - | - | Resolved | Nov 6, 2017 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Nov 10, 2016 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Nov 10, 2016 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Nov 10, 2016 | - | |
| Jul 1, 2015 | - | Other | No | No | - | - | - | Resolved | Nov 10, 2016 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2015 | Dec 31, 2015 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2015 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 0.005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jan 1, 2014 | Dec 31, 2014 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jul 1, 2013 | Dec 31, 2014 | MR | No | Yes | - | 0.0002 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jul 1, 2013 | Dec 31, 2014 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jul 1, 2013 | Dec 31, 2014 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jul 1, 2013 | Dec 31, 2014 | MR | No | Yes | - | 0.001 mg/L | - | Resolved | Dec 31, 2014 | - | |
| Jul 1, 2013 | Dec 31, 2014 | MR | No | Yes | - | 0.0005 mg/L | - | Resolved | Dec 31, 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.