Lyon-sioux Rws-big Sioux
PWSID: IA6000755
System Details
| Population Served | 1,530 |
| Service Connections | 612 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Private |
| Status | Active |
| City | Rock Rapids |
| Zip Code | 51246 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0063 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0058 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0039 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0033 mg/L | 0.015 mg/L | Below Action Level |
Violation History (5 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2019-10-01 | Major | Returned to Compliance |
| | 2019-10-01 | Major | Returned to Compliance |
| | 2012-07-01 | Major | Returned to Compliance |
| | 2012-07-01 | Major | Returned to Compliance |
| | 2004-06-01 | | Returned to Compliance |