Hidden Lake Colony
PWSID: MT0003932
System Details
| Population Served | 80 |
| Service Connections | 7 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Private |
| Status | Active |
| City | Cut Bank |
| Zip Code | 59427 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
1 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-10-01 | | Open |
Violation History (64 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2024-10-01 | | Returned to Compliance |
| | 2024-10-01 | | Returned to Compliance |
| | 2024-07-01 | Major | Acknowledged |
| | 2024-07-01 | Major | Returned to Compliance |
| | 2024-07-01 | Major | Returned to Compliance |
| | 2024-04-01 | Major | Returned to Compliance |
| | 2024-04-01 | Major | Returned to Compliance |
| | 2023-06-01 | Major | Returned to Compliance |
| | 2023-06-01 | Major | Acknowledged |
| | 2023-06-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-04-01 | Major | Returned to Compliance |
| | 2023-03-01 | Major | Returned to Compliance |
| | 2023-03-01 | Major | Acknowledged |
| | 2023-03-01 | Major | Returned to Compliance |
| | 2022-10-01 | Major | Returned to Compliance |
| | 2022-10-01 | Major | Returned to Compliance |
| | 2022-09-22 | Major | Returned to Compliance |
| | 2022-09-22 | Major | Returned to Compliance |
| | 2022-09-22 | Major | Returned to Compliance |
| | 2022-07-01 | Major | Returned to Compliance |
| | 2022-07-01 | Major | Returned to Compliance |
| | 2021-12-01 | Major | Returned to Compliance |
| | 2020-07-01 | | Returned to Compliance |
| | 2020-07-01 | Major | Returned to Compliance |
| | 2020-07-01 | Major | Returned to Compliance |
| | 2020-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
| | 2019-04-01 | Major | Returned to Compliance |
Showing 50 of 63 historical violations.