Grant Township - Copper Harbor
PWSID: MI0001630
System Details
| Population Served | 200 |
| Service Connections | 192 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Copper Harbor |
| Zip Code | 49918 |
Areas Served
- Copper Harbor, Keweenaw County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Copper (90th percentile) | 2.0200 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 2.0000 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 2.0000 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.9900 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.9000 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.9000 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.9000 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.9000 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.7500 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.4800 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Copper (90th percentile) | 1.4800 mg/L | 1.300 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0008 mg/L | 0.015 mg/L | Below Action Level |
Violation History (13 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2024-01-01 | Yes | Returned to Compliance |
| | 2024-01-01 | Yes | Acknowledged |
| | 2024-01-01 | Yes | Acknowledged |
| | 2024-01-01 | Yes | Acknowledged |
| | 2024-01-01 | Yes | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2023-07-01 | Major | Returned to Compliance |
| | 2020-07-01 | | Returned to Compliance |
| | 2019-05-01 | Major | Returned to Compliance |
| | 2015-09-01 | Major | Returned to Compliance |
| | 2015-09-01 | Major | Returned to Compliance |