NASHUA WATER SUPPLY
Iowa — Community Water System — PWSID: IA1967041
System Information
| PWSID | IA1967041 |
| System Name | NASHUA WATER SUPPLY |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Dec 19, 2025 |
Location & Contact
| State | Iowa |
| City | NASHUA |
| ZIP Code | 50658 |
| Address | NICK HENNINGSEN |
| Organization | NASHUA WATER SUPPLY |
| Phone | — |
Population & Service
| Population Served | 1,551 |
| Service Connections | 710 |
Drinking Water Violations (130)
This water system has 130 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jul 23, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Aug 26, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 23, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Aug 26, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 23, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Aug 26, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 23, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Aug 26, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 23, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 12, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 23, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 12, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 23, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 12, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 23, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 12, 2022 | Public Notice Rule and Revised PN Rule |
| Mar 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Mar 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Mar 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Mar 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Mar 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Mar 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Mar 1, 2022 | Mar 31, 2022 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Mar 31, 2022 | Nitrate Rule |
| Mar 1, 2022 | Mar 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Mar 31, 2022 | Revised Total Coliform Rule |
| Mar 1, 2022 | Mar 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Mar 31, 2022 | Revised Total Coliform Rule |
| Mar 1, 2022 | Mar 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Mar 31, 2022 | Revised Total Coliform Rule |
| Mar 1, 2022 | Mar 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Mar 31, 2022 | Revised Total Coliform Rule |
| Mar 1, 2022 | Mar 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Mar 31, 2022 | Revised Total Coliform Rule |
| Mar 1, 2022 | Mar 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Mar 31, 2022 | Revised Total Coliform Rule |
| Mar 1, 2022 | Mar 31, 2022 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Mar 31, 2022 | Revised Total Coliform Rule |
| Apr 1, 2013 | Mar 31, 2022 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Beryllium, Total | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Chromium | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Antimony, Total | MR | No | Yes | — | 0.006 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Selenium | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
| Apr 1, 2013 | Mar 31, 2022 | Cadmium | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 2022 | Inorganic Chemicals |
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.