CALHOUN PWS
Missouri — Community Water System — PWSID: MO1010123
System Information
| PWSID | MO1010123 |
| System Name | CALHOUN PWS |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 07 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 7, 1980 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Missouri |
| City | CALHOUN |
| ZIP Code | 65323-0000 |
| Address | 201 E MAIN |
| Organization | FIELDS, CHARLES |
| Phone | 660-694-3634 |
Population & Service
| Population Served | 324 |
| Service Connections | 163 |
Drinking Water Violations (40)
This water system has 40 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2019 | Jun 30, 2019 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2019 | — | |
| Jun 1, 2019 | Jun 30, 2019 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2019 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | 84 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | 84 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | 84 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2016 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MCL | Yes | No | 84 UG/L | 0.080 mg/L | 80 | Resolved | Sep 30, 2016 | — | |
| Apr 1, 2016 | Jun 30, 2016 | MCL | Yes | No | 87 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2016 | — | |
| Apr 1, 2016 | Jun 30, 2016 | MCL | Yes | No | 87 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2016 | — | |
| Apr 1, 2016 | Jun 30, 2016 | MCL | Yes | No | 87 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2016 | — | |
| Apr 1, 2016 | Jun 30, 2016 | MCL | Yes | No | 87 UG/L | 0.080 mg/L | 80 | Resolved | Jun 30, 2016 | — | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | 91 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2016 | — | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | 91 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2016 | — | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | 91 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2016 | — | |
| Jan 1, 2016 | Mar 31, 2016 | MCL | Yes | No | 91 UG/L | 0.080 mg/L | 80 | Resolved | Mar 31, 2016 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | 87 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2015 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | 87 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2015 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | 87 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2015 | — | |
| Oct 1, 2015 | Dec 31, 2015 | MCL | Yes | No | 87 UG/L | 0.080 mg/L | 80 | Resolved | Dec 31, 2015 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2009 | — | |
| Sep 1, 2009 | Sep 30, 2009 | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2009 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2005 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2005 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2005 | — | |
| Aug 1, 2005 | Aug 31, 2005 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2005 | — | |
| Feb 1, 2001 | Feb 28, 2001 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2001 | — | |
| Feb 1, 2001 | Feb 28, 2001 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2001 | — | |
| Feb 1, 2001 | Feb 28, 2001 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2001 | — | |
| Feb 1, 2001 | Feb 28, 2001 | MR | No | No | — | 5% of samples | — | Resolved | Feb 28, 2001 | — | |
| Apr 1, 1999 | Apr 30, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1999 | — | |
| Apr 1, 1999 | Apr 30, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1999 | — | |
| Apr 1, 1999 | Apr 30, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1999 | — | |
| Apr 1, 1999 | Apr 30, 1999 | MR | No | No | — | 5% of samples | — | Resolved | Apr 30, 1999 | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — | |
| — | — | — | No | No | — | — | — | — | — | — |
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.