Mahaska, City of
PWSID: KS2020102
System Details
| Population Served | 44 |
| Service Connections | 42 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Mahaska |
| Zip Code | 66955 |
Areas Served
- Mahaska, Washington County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0013 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 |
3 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-07-02 | | Open |
| | 2020-12-31 | | Open |
| | 2017-12-30 | | Open |
Violation History (11 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2024-10-01 | | Returned to Compliance |
| | 2024-10-01 | Major | Returned to Compliance |
| | 2024-05-28 | Yes | Returned to Compliance |
| | 2024-05-28 | Yes | Returned to Compliance |
| | 2015-10-01 | Yes | Returned to Compliance |
| | 2015-07-01 | Yes | Returned to Compliance |
| | 2005-07-01 | | Returned to Compliance |
| | 1994-01-01 | | Returned to Compliance |