Hinsdale Water Department
PWSID: MT0000250
System Details
| Population Served | 250 |
| Service Connections | 137 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Hinsdale |
| Zip Code | 59241 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0290 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0090 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0070 mg/L | 0.015 mg/L | Below Action Level |
1 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-11-11 | Yes | Open |
Violation History (21 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-01 | | Returned to Compliance |
| | 2025-07-01 | | Returned to Compliance |
| | 2025-02-01 | Major | Returned to Compliance |
| | 2025-02-01 | Major | Returned to Compliance |
| | 2021-07-01 | Major | Returned to Compliance |
| | 2019-08-20 | Major | Returned to Compliance |
| | 2018-04-01 | Major | Returned to Compliance |
| | 2017-12-30 | Yes | Returned to Compliance |
| | 2017-07-01 | | Returned to Compliance |
| | 2017-01-01 | Major | Returned to Compliance |
| | 2016-07-01 | | Returned to Compliance |
| | 2015-10-27 | Major | Returned to Compliance |
| | 2015-10-01 | | Returned to Compliance |
| | 2015-07-01 | | Returned to Compliance |
| | 2014-07-01 | | Returned to Compliance |
| | 2013-01-01 | | Returned to Compliance |
| | 2011-12-01 | Major | Returned to Compliance |
| | 2008-07-01 | | Returned to Compliance |
| | 2006-07-01 | | Returned to Compliance |
| | 1997-01-01 | | Returned to Compliance |