GRANGER MUNI WATER SUPPLY
Iowa — Community Water System — PWSID: IA2537001
System Information
| PWSID | IA2537001 |
| System Name | GRANGER MUNI 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 | GRANGER |
| ZIP Code | 50109 |
| Address | ATTN AARON MULLINS OPERATOR |
| Organization | GRANGER MUNI WATER SUPPLY |
| Phone | 515-971-4629 |
Population & Service
| Population Served | 1,654 |
| Service Connections | 629 |
Drinking Water Violations (39)
This water system has 39 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 | Mar 31, 2024 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2024 | Nitrate Rule |
| Jan 1, 2024 | Mar 31, 2024 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2024 | Nitrate Rule |
| Jan 1, 2024 | Mar 31, 2024 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2024 | Nitrate Rule |
| Jan 1, 2024 | Mar 31, 2024 | Nitrite | MR | No | Yes | — | 1 mg/L | — | Resolved | Mar 31, 2024 | Nitrate Rule |
| Apr 26, 2021 | — | Public Notice | Other | No | No | — | — | — | Unaddressed | — | Public Notice Rule and Revised PN Rule |
| Apr 26, 2021 | — | Public Notice | Other | No | No | — | — | — | Unaddressed | — | Public Notice Rule and Revised PN Rule |
| Apr 26, 2021 | — | Public Notice | Other | No | No | — | — | — | Unaddressed | — | Public Notice Rule and Revised PN Rule |
| Dec 1, 2020 | Dec 31, 2020 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Dec 31, 2020 | Revised Total Coliform Rule |
| Dec 1, 2020 | Dec 31, 2020 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Dec 31, 2020 | Revised Total Coliform Rule |
| Dec 1, 2020 | Dec 31, 2020 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Dec 31, 2020 | Revised Total Coliform Rule |
| Jan 1, 2014 | Mar 31, 2014 | Nitrite | MCL | Yes | No | 1.3 MG/L | 1 mg/L | — | Resolved | Mar 31, 2014 | Nitrate Rule |
| Jan 1, 2014 | Mar 31, 2014 | Nitrite | MCL | Yes | No | 1.3 MG/L | 1 mg/L | — | Resolved | Mar 31, 2014 | Nitrate Rule |
| Jan 1, 2014 | Mar 31, 2014 | Nitrite | MCL | Yes | No | 1.3 MG/L | 1 mg/L | — | Resolved | Mar 31, 2014 | Nitrate Rule |
| Jan 1, 2014 | Mar 31, 2014 | Nitrite | MCL | Yes | No | 1.3 MG/L | 1 mg/L | — | Resolved | Mar 31, 2014 | Nitrate Rule |
| Jan 1, 2014 | Mar 31, 2014 | Nitrite | MCL | Yes | No | 1.3 MG/L | 1 mg/L | — | Resolved | Mar 31, 2014 | Nitrate Rule |
| Jan 1, 2012 | Dec 31, 2017 | Combined Radium (-226 and -228) | MR | No | Yes | — | 5 pCi/L | — | Archived | Dec 31, 2017 | Radionuclides and Revised Rad Rule |
| Jan 1, 1988 | Dec 31, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1990 | Nitrate Rule |
| Jan 1, 1988 | Dec 31, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1990 | Nitrate Rule |
| Jan 1, 1988 | Dec 31, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1990 | Nitrate Rule |
| Jan 1, 1988 | Dec 31, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1990 | Nitrate Rule |
| Jan 1, 1988 | Dec 31, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1990 | Nitrate Rule |
| Jan 1, 1988 | Dec 31, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1990 | Nitrate Rule |
| Jan 1, 1988 | Dec 31, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1990 | Nitrate Rule |
| Jan 1, 1988 | Dec 31, 1990 | Nitrate | MR | No | Yes | — | 10 mg/L | — | Resolved | Dec 31, 1990 | Nitrate Rule |
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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.