GROSSE ILE TOWNSHIP
Michigan — Community Water System — PWSID: MI0002870
System Information
| PWSID | MI0002870 |
| System Name | GROSSE ILE TOWNSHIP |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 05 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Feb 3, 1981 |
| Last Reported | Dec 18, 2025 |
Location & Contact
| State | Michigan |
| City | GROSSE ILE |
| ZIP Code | 48138 |
| Address | 9601 GROH RD |
| Organization | THIEL, DEREK |
| Phone | 734-676-4422 |
Population & Service
| Population Served | 10,371 |
| Service Connections | 4,394 |
Drinking Water Violations (11)
This water system has 11 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 1, 2023 | Sep 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2023 | Sep 30, 2023 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Sep 30, 2023 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2020 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 21, 2020 | Consumer Confidence Rule |
| Jul 1, 2020 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Oct 21, 2020 | Consumer Confidence Rule |
| Jul 1, 2001 | — | Lead and Copper Rule | TT | Yes | No | — | TT | — | Resolved | Nov 28, 2001 | Lead and Copper 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.