STOCKTON MUNI WATER SUPPLY
Iowa — Community Water System — PWSID: IA7063096
System Information
| PWSID | IA7063096 |
| System Name | STOCKTON 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 | Mar 17, 2026 |
Location & Contact
| State | Iowa |
| City | CALAMUS |
| ZIP Code | 52729 |
| Address | ATTN OPERATOR |
| Organization | STOCKTON MUNI WATER SUPPLY |
| Phone | 563-579-5626 |
Population & Service
| Population Served | 176 |
| Service Connections | 90 |
Drinking Water Violations (55)
This water system has 55 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 1, 2019 | — | Other | No | No | — | — | — | Resolved | Aug 13, 2019 | — | |
| Jul 1, 2019 | — | Other | No | No | — | — | — | Resolved | Aug 13, 2019 | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2012 | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2012 | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2012 | — | |
| Dec 1, 2012 | Dec 31, 2012 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2012 | — | |
| Jul 1, 2006 | — | Other | No | No | — | — | — | Resolved | Aug 16, 2007 | — | |
| Jul 1, 2006 | — | Other | No | No | — | — | — | Resolved | Aug 16, 2007 | — | |
| Jul 1, 2005 | — | Other | No | No | — | — | — | Resolved | Feb 22, 2006 | — | |
| Jul 1, 2005 | — | Other | No | No | — | — | — | Resolved | Feb 22, 2006 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1993 | — | |
| Apr 1, 1993 | Apr 30, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1993 | — | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 1993 | — | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 1993 | — | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 1993 | — | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 1993 | — | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 1993 | — | |
| Feb 1, 1993 | Feb 28, 1993 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 1993 | — | |
| Apr 1, 1988 | — | MR | No | No | — | TT | — | Resolved | Oct 10, 1988 | — | |
| Apr 1, 1988 | — | MR | No | No | — | TT | — | Resolved | Oct 10, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 2 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 10 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 2 mg/L | — | Resolved | Jun 30, 1988 | — | |
| Jul 1, 1985 | Jun 30, 1988 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Jun 30, 1988 | — | |
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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.