SOUTH SHORE WATER SYSTEM
Michigan — Community Water System — PWSID: MI0004890
System Information
| PWSID | MI0004890 |
| System Name | SOUTH SHORE WATER SYSTEM |
| 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 | ONSTED |
| ZIP Code | 49265 |
| Address | 9990 M 50 |
| Organization | KISSEL, TOM |
| Phone | 517-467-2104 |
Population & Service
| Population Served | 488 |
| Service Connections | 244 |
Drinking Water Violations (33)
This water system has 33 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 2, 2025 | — | RPT | No | No | — | — | — | Resolved | Jul 2, 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 | — | 0.060 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 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 17, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 17, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 17, 2024 | — | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Jun 17, 2024 | — | |
| Aug 1, 2007 | Aug 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | — | |
| Aug 1, 2007 | Aug 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | — | |
| Aug 1, 2007 | Aug 31, 2007 | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 2007 | — | |
| Oct 1, 2000 | Oct 31, 2000 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 21, 2000 | — | |
| Oct 1, 2000 | Oct 31, 2000 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 21, 2000 | — | |
| Oct 1, 2000 | Oct 31, 2000 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 21, 2000 | — | |
| Oct 1, 2000 | Oct 31, 2000 | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 21, 2000 | — | |
| Dec 1, 1998 | Dec 31, 1998 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1998 | — | |
| Dec 1, 1998 | Dec 31, 1998 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1998 | — | |
| Dec 1, 1998 | Dec 31, 1998 | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | — | |
| Jul 1, 1998 | Jul 31, 1998 | MCL | Yes | No | — | 5% of samples | — | Resolved | Jul 31, 1998 | — | |
| Jul 1, 1997 | Jul 31, 1997 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1997 | — | |
| Jul 1, 1997 | Jul 31, 1997 | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1997 | — | |
| Apr 1, 1991 | Apr 30, 1991 | MR | No | No | — | 5% of samples | — | Archived | Apr 30, 1991 | — | |
| Apr 1, 1991 | Apr 30, 1991 | MR | No | No | — | 5% of samples | — | Archived | Apr 30, 1991 | — | |
| Mar 1, 1991 | Mar 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Mar 31, 1991 | — | |
| Feb 1, 1991 | Feb 28, 1991 | MR | No | No | — | 5% of samples | — | Archived | Feb 28, 1991 | — | |
| Jan 1, 1991 | Jan 31, 1991 | MR | No | No | — | 5% of samples | — | Archived | Jan 31, 1991 | — | |
| — | — | — | 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.