CLARKTON PWS
Missouri — Community Water System — PWSID: MO4010170
System Information
| PWSID | MO4010170 |
| System Name | CLARKTON 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 | Mar 7, 1980 |
| Last Reported | Mar 25, 2026 |
Location & Contact
| State | Missouri |
| City | CLARKTON |
| ZIP Code | 63837-0000 |
| Address | 107 S MAIN |
| Organization | RILEY, DIANE |
| Phone | 573-448-3728 |
Population & Service
| Population Served | 1,124 |
| Service Connections | 499 |
Drinking Water Violations (145)
This water system has 145 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, 2025 | Jun 30, 2025 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2025 | — | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2025 | — | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2025 | — | |
| Jun 1, 2025 | Jun 30, 2025 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2025 | — | |
| Dec 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | — | — | Archived | Dec 31, 2024 | — | |
| Dec 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | — | — | Archived | Dec 31, 2024 | — | |
| Dec 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | — | — | Archived | Dec 31, 2024 | — | |
| May 1, 2024 | May 31, 2024 | MON | No | Yes | — | — | — | Resolved | May 31, 2024 | — | |
| May 1, 2024 | May 31, 2024 | MON | No | Yes | — | — | — | Resolved | May 31, 2024 | — | |
| May 1, 2024 | May 31, 2024 | MON | No | Yes | — | — | — | Resolved | May 31, 2024 | — | |
| May 1, 2024 | May 31, 2024 | MON | No | Yes | — | — | — | Resolved | May 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2024 | — | |
| Jan 1, 2024 | Dec 31, 2024 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2024 | — | |
| Oct 1, 2022 | Oct 31, 2022 | TT | Yes | No | — | — | — | Resolved | Oct 31, 2022 | — | |
| Oct 1, 2022 | Oct 31, 2022 | TT | Yes | No | — | — | — | Resolved | Oct 31, 2022 | — | |
| Oct 1, 2022 | Oct 31, 2022 | TT | Yes | No | — | — | — | Resolved | Oct 31, 2022 | — | |
| Oct 1, 2022 | Oct 31, 2022 | TT | Yes | No | — | — | — | Resolved | Oct 31, 2022 | — | |
| Jun 1, 2022 | Jun 30, 2022 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2022 | — | |
| Jun 1, 2022 | Jun 30, 2022 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2022 | — | |
| Jun 1, 2022 | Jun 30, 2022 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2022 | — | |
| Jun 1, 2022 | Jun 30, 2022 | MON | No | Yes | — | — | — | Resolved | Jun 30, 2022 | — | |
| May 26, 2022 | — | Other | No | No | — | — | — | Resolved | Apr 27, 2023 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| Jan 1, 2022 | Dec 31, 2022 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2022 | — | |
| May 1, 2021 | May 31, 2021 | MR | No | No | — | — | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MR | No | No | — | — | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MR | No | No | — | — | — | Resolved | May 31, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MR | No | No | — | — | — | Resolved | May 31, 2021 | — | |
| Apr 1, 2021 | Apr 30, 2021 | TT | Yes | No | — | — | — | Resolved | Apr 30, 2021 | — | |
| Apr 1, 2021 | Apr 30, 2021 | TT | Yes | No | — | — | — | Resolved | Apr 30, 2021 | — | |
| Apr 1, 2021 | Apr 30, 2021 | TT | Yes | No | — | — | — | Resolved | Apr 30, 2021 | — | |
| Apr 1, 2021 | Apr 30, 2021 | TT | Yes | No | — | — | — | Resolved | Apr 30, 2021 | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Resolved | Nov 9, 2020 | — | |
| Jan 1, 2020 | Jan 31, 2020 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2020 | — | |
| Jan 1, 2020 | Jan 31, 2020 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2020 | — | |
| Jan 1, 2020 | Jan 31, 2020 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2020 | — | |
| Jan 1, 2020 | Jan 31, 2020 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2020 | — | |
| Jan 1, 2020 | Jan 31, 2020 | TT | Yes | No | — | — | — | Resolved | Jan 31, 2020 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MON | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — | |
| Dec 1, 2019 | Dec 31, 2019 | MR | No | Yes | — | — | — | Resolved | Dec 31, 2019 | — |
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.