CALEDONIA PWS
Missouri — Community Water System — PWSID: MO4010003
System Information
| PWSID | MO4010003 |
| System Name | CALEDONIA PWS |
| 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 23, 1993 |
| Last Reported | Dec 31, 2025 |
Location & Contact
| State | Missouri |
| City | CALEDONIA |
| ZIP Code | 63631-0000 |
| Address | 218 S STATE HWY 21 |
| Organization | ROBINSON III, JOHN |
| Phone | 573-779-3492 |
Population & Service
| Population Served | 130 |
| Service Connections | 68 |
Drinking Water Violations (60)
This water system has 60 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, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 19, 2024 | Consumer Confidence Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Sep 19, 2024 | Consumer Confidence Rule |
| Aug 1, 2021 | Aug 31, 2021 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Aug 31, 2021 | Revised Total Coliform Rule |
| Aug 1, 2021 | Aug 31, 2021 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Aug 31, 2021 | Revised Total Coliform Rule |
| Aug 1, 2021 | Aug 31, 2021 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Aug 31, 2021 | Revised Total Coliform Rule |
| Aug 1, 2021 | Aug 31, 2021 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Aug 31, 2021 | Revised Total Coliform Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 5, 2015 | Consumer Confidence Rule |
| Jul 1, 2013 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 5, 2015 | Consumer Confidence Rule |
| Nov 1, 2009 | Nov 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2009 | Total Coliform Rule |
| Nov 1, 2009 | Nov 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2009 | Total Coliform Rule |
| Nov 1, 2009 | Nov 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2009 | Total Coliform Rule |
| Nov 1, 2009 | Nov 30, 2009 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Nov 30, 2009 | Total Coliform Rule |
| May 1, 2009 | May 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2009 | Total Coliform Rule |
| May 1, 2009 | May 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2009 | Total Coliform Rule |
| May 1, 2009 | May 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2009 | Total Coliform Rule |
| May 1, 2009 | May 31, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | May 31, 2009 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
| Sep 1, 2008 | Sep 30, 2008 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Sep 30, 2008 | Total Coliform Rule |
| Jul 1, 2006 | Jul 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Jul 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Jul 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2006 | Total Coliform Rule |
| Jul 1, 2006 | Jul 31, 2006 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 2006 | Total Coliform Rule |
| Jul 1, 2005 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 28, 2006 | Consumer Confidence Rule |
| Jul 1, 2004 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 28, 2006 | Consumer Confidence Rule |
| Jul 1, 2003 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 28, 2006 | Consumer Confidence Rule |
| Jul 1, 2002 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 28, 2006 | Consumer Confidence Rule |
| Oct 1, 2001 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Sep 13, 2006 | Lead and Copper Rule |
| Jul 1, 2001 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 28, 2006 | Consumer Confidence Rule |
| Oct 19, 1999 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jan 17, 2006 | Consumer Confidence Rule |
| Oct 19, 1999 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jan 17, 2006 | Consumer Confidence Rule |
| Oct 19, 1999 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jan 17, 2006 | Consumer Confidence Rule |
| Jan 1, 1997 | Dec 31, 1997 | Nitrate-Nitrite | MR | No | Yes | — | — | — | Resolved | Dec 31, 1997 | Nitrate Rule |
| Jul 1, 1995 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 30, 1995 | Lead and Copper Rule |
| Sep 1, 1993 | Sep 30, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1993 | Total Coliform Rule |
| Sep 1, 1993 | Sep 30, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Archived | Sep 30, 1993 | Total Coliform Rule |
| Jun 1, 1993 | May 31, 1997 | Gross Alpha, Excl. Radon and U | MR | No | Yes | — | 15 pCi/L | — | Resolved | May 31, 1997 | Radionuclides and Revised Rad Rule |
| Jan 1, 1993 | Dec 31, 1993 | Ethylbenzene | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | 1,2-Dichloropropane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | DICHLOROMETHANE | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | 1,2-Dichloroethane | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | DICHLOROMETHANE | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | Tetrachloroethylene | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | 1,1,1-Trichloroethane | MR | No | Yes | — | 0.2 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | 1,1-Dichloroethylene | MR | No | Yes | — | 0.007 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | Benzene | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | Carbon tetrachloride | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | cis-1,2-Dichloroethylene | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
| Jan 1, 1993 | Dec 31, 1993 | CHLOROBENZENE | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Dec 31, 1993 | Volatile Organic Chemicals |
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.