CATTARAUGUS CWS
New York - Community Water System - PWSID: 020000008
System Information
| PWSID | 020000008 |
| System Name | CATTARAUGUS CWS |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Native American |
| EPA Region | 02 |
| Serves School | No |
| Wholesaler | No |
| First Reported | May 21, 2003 |
| Last Reported | Mar 27, 2026 |
Location & Contact
| State | New York |
| City | SALAMANCA |
| ZIP Code | 14779 |
| Address | SENECA NATION HEALTH DEPT |
| Organization | SENECA NATION OF INDIANS |
| Phone | - |
Population & Service
| Population Served | 4,999 |
| Service Connections | 1,221 |
Drinking Water Violations (64)
This water system has 64 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Sep 1, 2025 | Sep 30, 2025 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2025 | - | |
| Jul 1, 2025 | Jul 31, 2025 | MON | No | Yes | - | - | - | Resolved | Jul 31, 2025 | - | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Sep 30, 2025 | - | |
| Mar 1, 2025 | - | RPT | No | No | - | - | - | Resolved | Jun 25, 2025 | - | |
| Feb 1, 2025 | Feb 28, 2025 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2025 | - | |
| Jan 1, 2025 | Mar 31, 2025 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | Mar 31, 2025 | - | |
| Jan 1, 2025 | - | RPT | No | No | - | - | - | Resolved | Jun 25, 2025 | - | |
| Sep 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Dec 23, 2024 | - | |
| Aug 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Dec 23, 2024 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Dec 23, 2024 | - | |
| Jun 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Sep 24, 2024 | - | |
| Apr 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Sep 24, 2024 | - | |
| Feb 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Jun 17, 2024 | - | |
| Jan 1, 2024 | - | RPT | No | No | - | - | - | Resolved | Jun 17, 2024 | - | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | - | 10 mg/L | - | Archived | Dec 31, 2024 | - | |
| Dec 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Dec 21, 2023 | - | |
| Nov 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Dec 21, 2023 | - | |
| Sep 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Dec 21, 2023 | - | |
| Aug 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Dec 21, 2023 | - | |
| Jan 1, 2023 | - | RPT | No | No | - | - | - | Resolved | Jun 15, 2023 | - | |
| Dec 1, 2022 | Dec 31, 2022 | MON | No | Yes | - | - | - | Resolved | Dec 31, 2022 | - | |
| Nov 1, 2022 | Nov 30, 2022 | MON | No | Yes | - | - | - | Resolved | Nov 30, 2022 | - | |
| Oct 1, 2022 | - | RPT | No | No | - | - | - | Resolved | Jun 15, 2023 | - | |
| Sep 1, 2022 | - | RPT | No | No | - | - | - | Resolved | Jun 19, 2018 | - | |
| Aug 1, 2022 | - | RPT | No | No | - | - | - | Resolved | Jun 19, 2018 | - | |
| Nov 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Mar 11, 2021 | - | |
| Sep 1, 2021 | Sep 30, 2021 | MON | No | Yes | - | - | - | Resolved | Sep 30, 2021 | - | |
| Sep 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Dec 7, 2021 | - | |
| Aug 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Dec 8, 2021 | - | |
| Jul 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Dec 8, 2021 | - | |
| Jun 1, 2021 | Jun 30, 2021 | MON | No | Yes | - | - | - | Resolved | Jun 30, 2021 | - | |
| May 1, 2021 | May 31, 2021 | MON | No | Yes | - | - | - | Resolved | May 31, 2021 | - | |
| Mar 1, 2021 | - | RPT | No | No | - | - | - | Resolved | Jun 21, 2021 | - | |
| Aug 1, 2020 | - | RPT | No | No | - | - | - | Resolved | Jun 19, 2018 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2019 | - | |
| Mar 1, 2018 | Mar 31, 2018 | MON | No | Yes | - | - | - | Resolved | Mar 31, 2018 | - | |
| Feb 1, 2018 | Feb 28, 2018 | MON | No | Yes | - | - | - | Resolved | Feb 28, 2018 | - | |
| Jan 1, 2018 | Jan 31, 2018 | MON | No | Yes | - | - | - | Resolved | Jan 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Mar 31, 2018 | - | |
| Jan 1, 2018 | Mar 31, 2018 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Mar 31, 2018 | - | |
| 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 | - | |
| Jan 1, 2017 | Dec 31, 2017 | MR | No | Yes | - | 10 mg/L | - | Resolved | Dec 31, 2017 | - | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | - | 0.080 mg/L | - | Resolved | Sep 30, 2016 | - | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | - | 0.060 mg/L | - | Resolved | Sep 30, 2016 | - | |
| May 1, 2013 | May 31, 2013 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 2013 | - | |
| May 1, 2013 | May 31, 2013 | MCL | Yes | No | - | 5% of samples | - | Resolved | May 31, 2013 | - | |
| Jan 1, 2013 | - | MR | No | No | - | TT | - | Resolved | Sep 27, 2016 | - | |
| Jan 1, 2013 | - | MR | No | No | - | TT | - | Resolved | Sep 27, 2016 | - |
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.