PENTWATER
Michigan - Community Water System - PWSID: MI0005260
System Information
| PWSID | MI0005260 |
| System Name | PENTWATER |
| 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 | Feb 3, 1981 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Michigan |
| City | PENTWATER |
| ZIP Code | 49449 |
| Address | 65 S Hancock Street |
| Organization | VAN ESS, TOBY |
| Phone | 231-869-8301 |
Population & Service
| Population Served | 857 |
| Service Connections | 715 |
Drinking Water Violations (42)
This water system has 42 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, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.060 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jan 1, 2025 | Dec 31, 2025 | MR | No | Yes | - | 0.080 mg/L | - | Archived | Dec 31, 2025 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Nov 21, 2024 | - | |
| Jul 1, 2024 | - | Other | No | No | - | - | - | Resolved | Nov 21, 2024 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jul 26, 2022 | - | |
| Jul 1, 2022 | - | Other | No | No | - | - | - | Resolved | Jul 26, 2022 | - | |
| Sep 1, 2006 | Sep 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2006 | - | |
| Sep 1, 2006 | Sep 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2006 | - | |
| Sep 1, 2006 | Sep 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2006 | - | |
| Sep 1, 2006 | Sep 30, 2006 | MR | No | No | - | 5% of samples | - | Resolved | Sep 30, 2006 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Jul 19, 2006 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Jul 19, 2006 | - | |
| Jul 1, 2006 | - | Other | No | No | - | - | - | Resolved | Jul 19, 2006 | - | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | May 31, 2006 | - | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | May 31, 2006 | - | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | May 31, 2006 | - | |
| Apr 1, 2006 | Jun 30, 2006 | MR | No | Yes | - | 4.0 mg/L | - | Resolved | May 31, 2006 | - | |
| Jan 23, 2006 | Dec 6, 2006 | MCL | Yes | No | .0187 MG/L | 0.010 mg/L | .01 | Resolved | Dec 6, 2006 | - | |
| Jan 23, 2006 | Dec 6, 2006 | MCL | Yes | No | .0187 MG/L | 0.010 mg/L | .01 | Resolved | Dec 6, 2006 | - | |
| Jan 23, 2006 | Dec 6, 2006 | MCL | Yes | No | .0187 MG/L | 0.010 mg/L | .01 | Resolved | Dec 6, 2006 | - | |
| Jan 23, 2006 | Dec 6, 2006 | MCL | Yes | No | .0187 MG/L | 0.010 mg/L | .01 | Resolved | Dec 6, 2006 | - | |
| Jan 23, 2006 | Dec 6, 2006 | MCL | Yes | No | .0187 MG/L | 0.010 mg/L | .01 | Resolved | Dec 6, 2006 | - | |
| Jan 23, 2006 | Dec 6, 2006 | MCL | Yes | No | .0187 MG/L | 0.010 mg/L | .01 | Resolved | Dec 6, 2006 | - | |
| Oct 1, 2003 | Oct 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2003 | - | |
| Oct 1, 2003 | Oct 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2003 | - | |
| Oct 1, 2003 | Oct 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2003 | - | |
| Oct 1, 2003 | Oct 31, 2003 | MR | No | No | - | 5% of samples | - | Resolved | Oct 31, 2003 | - | |
| Jan 1, 1996 | Jan 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1996 | - | |
| Jan 1, 1996 | Jan 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1996 | - | |
| Jan 1, 1996 | Jan 31, 1996 | MR | No | No | - | 5% of samples | - | Resolved | Jan 31, 1996 | - | |
| Sep 1, 1993 | Sep 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 14, 1993 | - | |
| Sep 1, 1993 | Sep 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 14, 1993 | - | |
| Sep 1, 1993 | Sep 30, 1993 | MCL | Yes | No | - | 5% of samples | - | Resolved | Sep 14, 1993 | - | |
| May 1, 1993 | May 31, 1993 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 1993 | - | |
| May 1, 1993 | May 31, 1993 | MR | No | No | - | 5% of samples | - | Resolved | May 31, 1993 | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - | |
| - | - | - | No | No | - | - | - | - | - | - |
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.