CS OAK CREEK PUBLIC SERVICE LLC
Missouri — Community Water System — PWSID: AZ0413042
System Information
| PWSID | AZ0413042 |
| System Name | CS OAK CREEK PUBLIC SERVICE LLC |
| 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 | 650 |
| Service Connections | 260 |
Drinking Water Violations (233)
This water system has 233 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, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2025 | — | |
| Jul 1, 2025 | Sep 30, 2025 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2025 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2024 | — | |
| Oct 2, 2023 | — | Other | No | No | — | — | — | Resolved | Nov 1, 2023 | — | |
| Oct 2, 2023 | — | Other | No | No | — | — | — | Resolved | Nov 1, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2023 | — | |
| May 1, 2023 | — | RPT | No | No | — | — | — | Resolved | Jul 5, 2023 | — | |
| May 1, 2023 | — | RPT | No | No | — | — | — | Resolved | Jul 5, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2023 | — | |
| Sep 1, 2021 | — | RPT | No | No | — | — | — | Resolved | Nov 16, 2021 | — | |
| Sep 1, 2021 | — | RPT | No | No | — | — | — | Resolved | Nov 16, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | No | — | 4.0 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Jul 1, 2021 | Sep 30, 2021 | MR | No | No | — | 4.0 mg/L | — | Resolved | Sep 30, 2021 | — | |
| Oct 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Oct 1, 2020 | Dec 31, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2020 | — | |
| Oct 1, 2018 | Sep 30, 2019 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Oct 1, 2018 | Sep 30, 2019 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Oct 1, 2018 | Sep 30, 2019 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Oct 1, 2018 | Sep 30, 2019 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2019 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2018 | — | |
| Jul 1, 2018 | Sep 30, 2018 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Sep 30, 2018 | — | |
| Nov 3, 2017 | — | MR | No | No | — | TT | — | Resolved | Apr 30, 2018 | — | |
| Nov 3, 2017 | — | MR | No | No | — | TT | — | Resolved | Apr 30, 2018 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Oct 1, 2017 | Dec 31, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2017 | — | |
| Jul 1, 2017 | — | Other | No | No | — | — | — | Resolved | Dec 1, 2017 | — | |
| Jul 1, 2017 | Sep 30, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2017 | — | |
| Apr 1, 2017 | Jun 30, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 30, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Mar 31, 2017 | — | |
| Jan 1, 2017 | Mar 31, 2017 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Mar 31, 2017 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Oct 1, 2016 | Dec 31, 2016 | MR | No | Yes | — | 0.010 mg/L | — | Resolved | Dec 31, 2016 | — | |
| Jan 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Jan 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Jan 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Jan 1, 2016 | Sep 30, 2016 | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2016 | — | |
| Oct 1, 2015 | — | Other | No | No | — | — | — | Resolved | Oct 15, 2015 | — | |
| Jul 1, 2015 | — | Other | No | No | — | — | — | Resolved | Oct 7, 2015 | — |
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.