GRANTVILLE MHP
Michigan — Community Water System — PWSID: PA7220057
System Information
| PWSID | PA7220057 |
| System Name | GRANTVILLE MHP |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 03 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Dec 1, 1987 |
| Last Reported | Mar 30, 2026 |
Location & Contact
| State | Michigan |
| City | FARMINGTON HILLS |
| ZIP Code | 48334 |
| Address | 31200 NORTHWESTERN HWY |
| Organization | GRANTVILLE MHP |
| Phone | 717-337-0413 |
Population & Service
| Population Served | 1,040 |
| Service Connections | 350 |
Drinking Water Violations (752)
This water system has 752 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 1, 2024 | Aug 31, 2024 | MR | No | No | — | — | — | Resolved | Aug 31, 2024 | — | |
| Aug 1, 2024 | Aug 31, 2024 | MR | No | No | — | — | — | Resolved | Aug 31, 2024 | — | |
| Aug 1, 2024 | Aug 31, 2024 | MR | No | No | — | — | — | Resolved | Aug 31, 2024 | — | |
| Aug 1, 2024 | Aug 31, 2024 | MR | No | No | — | — | — | Resolved | Aug 31, 2024 | — | |
| Oct 1, 2022 | — | MR | No | No | — | TT | — | Resolved | Apr 25, 2023 | — | |
| Oct 1, 2022 | — | MR | No | No | — | TT | — | Resolved | Apr 25, 2023 | — | |
| Oct 1, 2022 | — | MR | No | No | — | TT | — | Resolved | Apr 25, 2023 | — | |
| Oct 1, 2022 | — | MR | No | No | — | TT | — | Resolved | Apr 25, 2023 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MR | No | No | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MR | No | No | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MR | No | No | — | — | — | Resolved | Sep 30, 2022 | — | |
| Sep 1, 2022 | Sep 30, 2022 | MR | No | No | — | — | — | Resolved | Sep 30, 2022 | — | |
| Apr 11, 2022 | — | RPT | No | No | — | — | — | Resolved | Jun 3, 2022 | — | |
| Apr 11, 2022 | — | RPT | No | No | — | — | — | Resolved | Jun 3, 2022 | — | |
| Apr 11, 2022 | — | RPT | No | No | — | — | — | Resolved | Jun 3, 2022 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Dec 1, 2021 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Dec 1, 2021 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Dec 1, 2021 | — | |
| Oct 1, 2021 | — | MR | No | No | — | TT | — | Resolved | Dec 1, 2021 | — | |
| May 1, 2021 | May 31, 2021 | MON | No | No | — | — | — | Resolved | May 31, 2021 | — | |
| Nov 1, 2020 | Nov 30, 2020 | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Nov 30, 2020 | — | |
| Nov 1, 2020 | Nov 30, 2020 | MR | No | Yes | — | — | — | Resolved | Nov 30, 2020 | — | |
| Oct 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Nov 14, 2018 | — | |
| Oct 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Nov 14, 2018 | — | |
| Oct 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Nov 14, 2018 | — | |
| Oct 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Nov 14, 2018 | — | |
| Oct 1, 2018 | — | MR | No | No | — | TT | — | Resolved | Nov 14, 2018 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — | |
| Apr 11, 2013 | — | Other | No | No | — | — | — | Resolved | Jul 15, 2013 | — |
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.