CS LOS CERROS WATER COMPANY INC
Missouri — Community Water System — PWSID: AZ0410128
System Information
| PWSID | AZ0410128 |
| System Name | CS LOS CERROS WATER COMPANY INC |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 09 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Oct 5, 1979 |
| Last Reported | Mar 12, 2026 |
Location & Contact
| State | Missouri |
| City | DES PERES |
| ZIP Code | 63131 |
| Address | — |
| Organization | KRIESS, FRED |
| Phone | 602-698-9786 |
Population & Service
| Population Served | 2,613 |
| Service Connections | 902 |
Drinking Water Violations (202)
This water system has 202 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, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Nov 27, 2019 | — | |
| Oct 1, 2019 | — | RPT | No | No | — | — | — | Resolved | Nov 27, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2019 | Sep 30, 2019 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Oct 1, 2018 | Dec 31, 2018 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2018 | — | |
| Jul 1, 2017 | Jul 31, 2017 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2017 | — | |
| Jul 1, 2017 | Jul 31, 2017 | MON | No | Yes | — | — | — | Resolved | Jul 31, 2017 | — | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2017 | — | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2017 | — | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Aug 31, 2017 | — | |
| Sep 1, 2016 | Aug 31, 2017 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Aug 31, 2017 | — | |
| Jul 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Sep 1, 2015 | Sep 30, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | — | |
| Sep 1, 2015 | Sep 30, 2015 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2015 | — | |
| Jul 1, 2012 | — | Other | No | No | — | — | — | Resolved | Jul 25, 2012 | — | |
| Jan 1, 2011 | Dec 31, 2011 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Jan 1, 2011 | Dec 31, 2011 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2011 | — | |
| Oct 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Oct 1, 2010 | Oct 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2010 | — | |
| Oct 1, 2010 | Oct 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2010 | — | |
| Sep 1, 2010 | Sep 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | — | |
| Sep 1, 2010 | Sep 30, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | — | |
| Aug 1, 2010 | Aug 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | — | |
| Aug 1, 2010 | Aug 31, 2010 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | — | |
| Jul 1, 2010 | Sep 30, 2010 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2010 | — | |
| Jul 1, 2010 | — | Other | No | No | — | — | — | Resolved | Jul 8, 2010 | — | |
| Jan 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2010 | Dec 31, 2010 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2010 | — | |
| Jan 1, 2010 | Mar 31, 2010 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2010 | — | |
| Jan 1, 2009 | Dec 31, 2017 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2009 | Dec 31, 2017 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2009 | Dec 31, 2017 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2009 | Dec 31, 2017 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2009 | Dec 31, 2017 | MR | No | Yes | — | 5 pCi/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2009 | Dec 31, 2017 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2009 | Dec 31, 2017 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2009 | Dec 31, 2017 | MR | No | Yes | — | 15 pCi/L | — | Resolved | Dec 31, 2017 | — | |
| Jan 1, 2009 | Dec 31, 2017 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2017 | — |
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.