OTTUMWA WATER WORKS
Iowa — Community Water System — PWSID: IA9083012
System Information
| PWSID | IA9083012 |
| System Name | OTTUMWA WATER WORKS |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 27, 1979 |
| Last Reported | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | OTTUMWA |
| ZIP Code | 52501 |
| Address | ATTN DEXTER HILL |
| Organization | OTTUMWA WATER WORKS |
| Phone | 641-684-4606 |
Population & Service
| Population Served | 25,529 |
| Service Connections | 9,800 |
Drinking Water Violations (79)
This water system has 79 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2024 | Jan 31, 2024 | MR | No | Yes | — | TT | — | Resolved | Jan 31, 2024 | — | |
| Jan 1, 2024 | Jan 31, 2024 | MR | No | Yes | — | TT | — | Resolved | Jan 31, 2024 | — | |
| Jan 1, 2024 | Jan 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jan 31, 2024 | — | |
| Jan 1, 2024 | Jan 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jan 31, 2024 | — | |
| Jan 1, 2024 | Jan 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jan 31, 2024 | — | |
| Jan 1, 2024 | Jan 31, 2024 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jan 31, 2024 | — | |
| Jan 1, 2024 | Jan 31, 2024 | MR | No | Yes | — | TT | — | Resolved | Jan 31, 2024 | — | |
| Jan 1, 2024 | Jan 31, 2024 | MR | No | Yes | — | TT | — | Resolved | Jan 31, 2024 | — | |
| Apr 1, 2022 | Apr 30, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2022 | — | |
| Apr 1, 2022 | Apr 30, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2022 | — | |
| Apr 1, 2022 | Apr 30, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2022 | — | |
| Apr 1, 2022 | Apr 30, 2022 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Apr 30, 2022 | — | |
| Apr 1, 2022 | Apr 30, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2022 | — | |
| Apr 1, 2022 | Apr 30, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2022 | — | |
| Apr 1, 2022 | Apr 30, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2022 | — | |
| Apr 1, 2022 | Apr 30, 2022 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Apr 30, 2022 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Sep 16, 2016 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Sep 16, 2016 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Sep 16, 2016 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Sep 16, 2016 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Sep 16, 2016 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | TT | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | TT | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | TT | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | TT | — | Resolved | Sep 30, 2013 | — | |
| Jul 1, 2013 | Sep 30, 2013 | MR | No | Yes | — | TT | — | Resolved | Sep 30, 2013 | — | |
| Mar 1, 2009 | Mar 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2009 | — | |
| Mar 1, 2009 | Mar 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2009 | — | |
| Mar 1, 2009 | Mar 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2009 | — | |
| Mar 1, 2009 | Mar 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2009 | — | |
| Mar 1, 2009 | Mar 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Mar 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2009 | Jan 31, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2009 | — | |
| Jan 1, 2003 | Jan 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2003 | — | |
| Jan 1, 2003 | Jan 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2003 | — | |
| Jan 1, 2003 | Jan 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2003 | — | |
| Jan 1, 2003 | Jan 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2003 | — | |
| Jan 1, 2003 | Jan 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2003 | — | |
| Jan 1, 2003 | Jan 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2003 | — | |
| Jan 1, 2003 | Jan 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2003 | — | |
| Jan 1, 2003 | Jan 31, 2003 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jan 31, 2003 | — | |
| Apr 1, 1990 | Mar 31, 1991 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 1991 | — | |
| Apr 1, 1990 | Mar 31, 1991 | MR | No | Yes | — | 2 mg/L | — | Resolved | Mar 31, 1991 | — | |
| Apr 1, 1990 | Mar 31, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 1991 | — | |
| Apr 1, 1990 | Mar 31, 1991 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Mar 31, 1991 | — | |
| Apr 1, 1990 | Mar 31, 1991 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 1991 | — | |
| Apr 1, 1990 | Mar 31, 1991 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 1991 | — | |
| Apr 1, 1990 | Mar 31, 1991 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Mar 31, 1991 | — |
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.