Posts Trailer Court
PWSID: MT0000554
System Details
| Population Served | 45 |
| Service Connections | 20 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Private |
| Status | Active |
| City | Libby |
| Zip Code | 59923 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0300 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0070 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0010 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0010 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0000 mg/L | 0.015 mg/L | Below Action Level |
Violation History (24 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-10-01 | | Returned to Compliance |
| | 2025-07-01 | | Returned to Compliance |
| | 2025-02-01 | Major | Acknowledged |
| | 2025-02-01 | Major | Returned to Compliance |
| | 2024-07-01 | | Returned to Compliance |
| | 2024-07-01 | | Returned to Compliance |
| | 2024-07-01 | | Returned to Compliance |
| | 2024-07-01 | | Returned to Compliance |
| | 2024-01-01 | | Returned to Compliance |
| | 2024-01-01 | Major | Acknowledged |
| | 2024-01-01 | Major | Returned to Compliance |
| | 2024-01-01 | Major | Acknowledged |
| | 2024-01-01 | Major | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-10-01 | | Returned to Compliance |
| | 2023-09-29 | | Returned to Compliance |
| | 2023-09-29 | | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2020-07-01 | | Returned to Compliance |
| | 2019-10-01 | | Returned to Compliance |
| | 2019-07-01 | | Returned to Compliance |
| | 2011-01-01 | | Returned to Compliance |
| | 1997-01-01 | | Returned to Compliance |