SCHALLER WATER SUPPLY
Iowa — Community Water System — PWSID: IA8156028
System Information
| PWSID | IA8156028 |
| System Name | SCHALLER 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 | SCHALLER |
| ZIP Code | 51053 |
| Address | ATTN WATER SUPT |
| Organization | SCHALLER WATER SUPPLY |
| Phone | 712-275-4742 |
Population & Service
| Population Served | 729 |
| Service Connections | 376 |
Drinking Water Violations (38)
This water system has 38 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 1, 2023 | Feb 28, 2023 | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 10, 2023 | Ground Water Rule |
| Feb 1, 2023 | Feb 28, 2023 | Groundwater Rule | TT | Yes | No | — | — | — | Resolved | Jan 10, 2023 | Ground Water Rule |
| Jun 1, 2013 | Jun 30, 2013 | Nitrite | MCL | Yes | No | 1.7 MG/L | 1 mg/L | — | Resolved | Jun 30, 2013 | Nitrate Rule |
| Jun 1, 2013 | Jun 30, 2013 | Nitrite | MCL | Yes | No | 1.7 MG/L | 1 mg/L | — | Resolved | Jun 30, 2013 | Nitrate Rule |
| Jun 1, 2013 | Jun 30, 2013 | Nitrite | MCL | Yes | No | 1.7 MG/L | 1 mg/L | — | Resolved | Jun 30, 2013 | Nitrate Rule |
| Jun 1, 2013 | Jun 30, 2013 | Nitrite | MCL | Yes | No | 1.7 MG/L | 1 mg/L | — | Resolved | Jun 30, 2013 | Nitrate Rule |
| Aug 1, 2010 | Aug 31, 2010 | Nitrite | MCL | Yes | No | 1.3 MG/L | 1 mg/L | — | Resolved | Aug 31, 2010 | Nitrate Rule |
| Aug 1, 2010 | Aug 31, 2010 | Nitrite | MCL | Yes | No | 1.3 MG/L | 1 mg/L | — | Resolved | Aug 31, 2010 | Nitrate Rule |
| Aug 1, 2010 | Aug 31, 2010 | Nitrite | MCL | Yes | No | 1.3 MG/L | 1 mg/L | — | Resolved | Aug 31, 2010 | Nitrate Rule |
| Aug 1, 2010 | Aug 31, 2010 | Nitrite | MCL | Yes | No | 1.3 MG/L | 1 mg/L | — | Resolved | Aug 31, 2010 | Nitrate Rule |
| Jul 1, 2010 | Jul 31, 2010 | Nitrite | MCL | Yes | No | 1.2 MG/L | 1 mg/L | — | Resolved | Jul 31, 2010 | Nitrate Rule |
| Jul 1, 2010 | Jul 31, 2010 | Nitrite | MCL | Yes | No | 1.2 MG/L | 1 mg/L | — | Resolved | Jul 31, 2010 | Nitrate Rule |
| Jul 1, 2010 | Jul 31, 2010 | Nitrite | MCL | Yes | No | 1.2 MG/L | 1 mg/L | — | Resolved | Jul 31, 2010 | Nitrate Rule |
| Jul 1, 2010 | Jul 31, 2010 | Nitrite | MCL | Yes | No | 1.2 MG/L | 1 mg/L | — | Resolved | Jul 31, 2010 | Nitrate Rule |
| Oct 1, 2008 | Oct 31, 2008 | Nitrite | MCL | Yes | No | 1.31 | 1 mg/L | — | Resolved | Oct 31, 2008 | Nitrate Rule |
| Oct 1, 2008 | Oct 31, 2008 | Nitrite | MCL | Yes | No | 1.31 | 1 mg/L | — | Resolved | Oct 31, 2008 | Nitrate Rule |
| Oct 1, 2008 | Oct 31, 2008 | Nitrite | MCL | Yes | No | 1.31 | 1 mg/L | — | Resolved | Oct 31, 2008 | Nitrate Rule |
| Oct 1, 2008 | Oct 31, 2008 | Nitrite | MCL | Yes | No | 1.31 | 1 mg/L | — | Resolved | Oct 31, 2008 | Nitrate Rule |
| Aug 1, 2008 | Aug 31, 2008 | Nitrite | MCL | Yes | No | 1.2 | 1 mg/L | — | Resolved | Aug 31, 2008 | Nitrate Rule |
| Aug 1, 2008 | Aug 31, 2008 | Nitrite | MCL | Yes | No | 1.2 | 1 mg/L | — | Resolved | Aug 31, 2008 | Nitrate Rule |
| Aug 1, 2008 | Aug 31, 2008 | Nitrite | MCL | Yes | No | 1.2 | 1 mg/L | — | Resolved | Aug 31, 2008 | Nitrate Rule |
| Aug 1, 2008 | Aug 31, 2008 | Nitrite | MCL | Yes | No | 1.2 | 1 mg/L | — | Resolved | Aug 31, 2008 | Nitrate Rule |
| Nov 1, 2004 | Nov 30, 2004 | Nitrite | MCL | Yes | No | 1.4 | 1 mg/L | — | Resolved | Nov 30, 2004 | Nitrate Rule |
| Nov 1, 2004 | Nov 30, 2004 | Nitrite | MCL | Yes | No | 1.4 | 1 mg/L | — | Resolved | Nov 30, 2004 | Nitrate Rule |
| Nov 1, 2004 | Nov 30, 2004 | Nitrite | MCL | Yes | No | 1.4 | 1 mg/L | — | Resolved | Nov 30, 2004 | Nitrate Rule |
| Nov 1, 2004 | Nov 30, 2004 | Nitrite | MCL | Yes | No | 1.4 | 1 mg/L | — | Resolved | Nov 30, 2004 | Nitrate Rule |
| Mar 1, 2001 | Mar 31, 2001 | Nitrite | MCL | Yes | No | 1.5 | 1 mg/L | — | Resolved | Mar 31, 2001 | Nitrate Rule |
| Mar 1, 2001 | Mar 31, 2001 | Nitrite | MCL | Yes | No | 1.5 | 1 mg/L | — | Resolved | Mar 31, 2001 | Nitrate Rule |
| Mar 1, 2001 | Mar 31, 2001 | Nitrite | MCL | Yes | No | 1.5 | 1 mg/L | — | Resolved | Mar 31, 2001 | 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.