Onslow Water Supply
PWSID: IA5358096
System Details
| Population Served | 201 |
| Service Connections | 110 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Local Government |
| Status | Active |
| City | Wyoming |
| Zip Code | 52362 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0014 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0011 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0006 mg/L | 0.015 mg/L | Below Action Level |
1 Active Violations
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 1986-10-01 | | Open |
Violation History (11 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2022-01-01 | Major | Returned to Compliance |
| | 2022-01-01 | Major | Returned to Compliance |
| | 2022-01-01 | Major | Returned to Compliance |
| | 2019-07-01 | | Returned to Compliance |
| | 2017-07-01 | | Returned to Compliance |
| | 2013-07-01 | | Returned to Compliance |
| | 2012-06-01 | | Returned to Compliance |
| | 2000-07-01 | | Returned to Compliance |
| | 1999-10-01 | | Returned to Compliance |
| | 1989-10-01 | | Returned to Compliance |