MOUNT PLEASANT PWS
Ohio — Community Water System — PWSID: OH4101712
System Information
| PWSID | OH4101712 |
| System Name | MOUNT PLEASANT PWS |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Jan 30, 1981 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Ohio |
| City | MT PLEASANT |
| ZIP Code | 43939 |
| Address | PO Box 358 |
| Organization | HENNEBERT, ROB |
| Phone | — |
Population & Service
| Population Served | 450 |
| Service Connections | 260 |
Drinking Water Violations (374)
This water system has 374 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Aug 25, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 5, 2023 | Consumer Confidence Rule |
| Aug 25, 2022 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 5, 2023 | Consumer Confidence Rule |
| Dec 15, 2021 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 24, 2022 | Consumer Confidence Rule |
| Dec 15, 2021 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 24, 2022 | Consumer Confidence Rule |
| Jan 7, 2021 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Unaddressed | — | Consumer Confidence Rule |
| Aug 10, 2020 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | May 21, 2021 | Lead and Copper Rule |
| Aug 10, 2020 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | May 21, 2021 | Lead and Copper Rule |
| Jul 1, 2020 | Dec 31, 2020 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2020 | Lead and Copper Rule |
| Jul 1, 2020 | Dec 31, 2020 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2020 | Lead and Copper Rule |
| Jul 1, 2020 | Dec 31, 2020 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2020 | Lead and Copper Rule |
| Jul 1, 2020 | Dec 31, 2020 | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Dec 31, 2020 | Lead and Copper Rule |
| Jun 1, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 11, 2021 | Lead and Copper Rule |
| Jun 1, 2020 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Aug 11, 2021 | Lead and Copper Rule |
| Jun 1, 2020 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Aug 11, 2021 | Lead and Copper Rule |
| Jun 1, 2020 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jun 11, 2021 | Lead and Copper Rule |
| Nov 29, 2018 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Unaddressed | — | Consumer Confidence Rule |
| Aug 1, 2012 | Aug 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2012 | Total Coliform Rule |
| Aug 1, 2012 | Aug 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2012 | Total Coliform Rule |
| Aug 1, 2012 | Aug 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2012 | Total Coliform Rule |
| Aug 1, 2012 | Aug 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2012 | Total Coliform Rule |
| Aug 1, 2012 | Aug 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2012 | Total Coliform Rule |
| Aug 1, 2012 | Aug 31, 2012 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2012 | Total Coliform Rule |
| Jul 1, 2011 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Unaddressed | — | Consumer Confidence Rule |
| Jun 1, 2011 | Jun 30, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2011 | Total Coliform Rule |
| Jun 1, 2011 | Jun 30, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2011 | Total Coliform Rule |
| Jun 1, 2011 | Jun 30, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2011 | Total Coliform Rule |
| Sep 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Sep 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Sep 1, 2010 | Sep 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 2010 | Total Coliform Rule |
| Aug 1, 2010 | Aug 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | Total Coliform Rule |
| Aug 1, 2010 | Aug 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | Total Coliform Rule |
| Aug 1, 2010 | Aug 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2010 | Total Coliform Rule |
| Jul 1, 2010 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Dec 22, 2010 | Consumer Confidence Rule |
| Jul 1, 2010 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Dec 22, 2010 | Consumer Confidence Rule |
| Jun 1, 2010 | Jun 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | Total Coliform Rule |
| Jun 1, 2010 | Jun 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | Total Coliform Rule |
| Jun 1, 2010 | Jun 30, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jun 30, 2010 | Total Coliform Rule |
| Mar 1, 2010 | Mar 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | Total Coliform Rule |
| Mar 1, 2010 | Mar 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | Total Coliform Rule |
| Mar 1, 2010 | Mar 31, 2010 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Mar 31, 2010 | Total Coliform Rule |
| Dec 31, 2009 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 20, 2010 | Lead and Copper Rule |
| Nov 1, 2009 | Nov 30, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2009 | Total Coliform Rule |
| Nov 1, 2009 | Nov 30, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2009 | Total Coliform Rule |
| Nov 1, 2009 | Nov 30, 2009 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2009 | Total Coliform Rule |
| Jul 1, 1999 | Jul 31, 1999 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jul 31, 1999 | Surface Water Treatment Rule |
| Jul 1, 1999 | Jul 31, 1999 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jul 31, 1999 | Surface Water Treatment Rule |
| Jul 1, 1999 | Jul 31, 1999 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jul 31, 1999 | Surface Water Treatment Rule |
| Jul 1, 1999 | Jul 31, 1999 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jul 31, 1999 | Surface Water Treatment Rule |
| Jun 1, 1999 | Jun 30, 1999 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jun 30, 1999 | Surface Water Treatment Rule |
| Jun 1, 1999 | Jun 30, 1999 | Surface Water Treatment Rule | TT | Yes | No | — | — | — | Resolved | Jun 30, 1999 | Surface Water Treatment 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.