OAK HILLS RANCH WATER
Missouri — Community Water System — PWSID: TX0940085
System Information
| PWSID | TX0940085 |
| System Name | OAK HILLS RANCH WATER |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 06 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 21, 1987 |
| Last Reported | Jan 6, 2026 |
Location & Contact
| State | Missouri |
| City | DES PERES |
| ZIP Code | 63131-1871 |
| Address | 1630 DES PERES RD STE 140 |
| Organization | WITTWER, CLARENCE |
| Phone | 254-355-9124 |
Population & Service
| Population Served | 624 |
| Service Connections | 208 |
Drinking Water Violations (1,018)
This water system has 1,018 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Apr 1, 2025 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 16, 2025 | Lead and Copper Rule |
| Apr 1, 2025 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 16, 2025 | Lead and Copper Rule |
| Jan 1, 2025 | Jun 30, 2025 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Jun 30, 2025 | Lead and Copper Rule |
| Jan 1, 2025 | Jun 30, 2025 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Jun 30, 2025 | Lead and Copper Rule |
| Sep 1, 2024 | Sep 30, 2024 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | Revised Total Coliform Rule |
| Sep 1, 2024 | Sep 30, 2024 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | Revised Total Coliform Rule |
| Sep 1, 2024 | Sep 30, 2024 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | Revised Total Coliform Rule |
| Sep 1, 2024 | Sep 30, 2024 | Revised Total Coliform Rule | MON | No | Yes | — | — | — | Resolved | Sep 30, 2024 | Revised Total Coliform Rule |
| Aug 18, 2024 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 29, 2025 | Public Notice Rule and Revised PN Rule |
| Aug 18, 2024 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 29, 2025 | Public Notice Rule and Revised PN Rule |
| Jul 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 30, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 23, 2025 | Consumer Confidence Rule |
| Jul 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 30, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | Dec 31, 2024 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Dec 31, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 30, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | Dec 31, 2024 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Dec 31, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | Dec 31, 2024 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Dec 31, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 30, 2024 | Lead and Copper Rule |
| Jul 1, 2024 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jul 23, 2025 | Consumer Confidence Rule |
| Jan 1, 2024 | Jun 30, 2024 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Jun 30, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | Jun 30, 2024 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Jun 30, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | Jun 30, 2024 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Jun 30, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | Jun 30, 2024 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Jun 30, 2024 | Lead and Copper Rule |
| Jan 1, 2024 | Jun 30, 2024 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Jun 30, 2024 | Lead and Copper Rule |
| Jul 1, 2023 | Dec 31, 2023 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Dec 31, 2023 | Lead and Copper Rule |
| Jul 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 25, 2024 | Lead and Copper Rule |
| Jul 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 25, 2024 | Lead and Copper Rule |
| Jul 1, 2023 | Dec 31, 2023 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Dec 31, 2023 | Lead and Copper Rule |
| Jul 1, 2023 | Dec 31, 2023 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Dec 31, 2023 | Lead and Copper Rule |
| Jul 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 25, 2024 | Lead and Copper Rule |
| Jul 1, 2023 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 25, 2024 | Lead and Copper Rule |
| Jan 1, 2023 | Jun 30, 2023 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Jun 30, 2023 | Lead and Copper Rule |
| Jan 1, 2023 | Jun 30, 2023 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Jun 30, 2023 | Lead and Copper Rule |
| Jan 1, 2023 | Jun 30, 2023 | Lead and Copper Rule | MR | No | No | — | TT | — | Archived | Jun 30, 2023 | Lead and Copper Rule |
| Jul 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 15, 2023 | Consumer Confidence Rule |
| Jul 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 15, 2023 | Consumer Confidence Rule |
| Jul 1, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Aug 15, 2023 | Consumer Confidence Rule |
| Apr 3, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 3, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 2, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 2, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 2, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 2, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 2, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 2, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 2, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 2, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 2, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Apr 2, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
| Dec 23, 2021 | — | Public Notice | Other | No | No | — | — | — | Resolved | Jul 7, 2022 | Public Notice Rule and Revised PN Rule |
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.