Twin Lakes Utilities
PWSID: IA1300101
System Details
| Population Served | 300 |
| Service Connections | 400 |
| Water Source | Groundwater Purchased |
| System Type | Community Water System |
| Owner | Private |
| Status | Active |
| City | Rockwell City |
| Zip Code | 50568 |
Areas Served
- Rockwell City, Calhoun County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0020 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0004 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0003 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 |
Violation History (4 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2023-12-01 | | Returned to Compliance |
| | 2023-12-01 | | Returned to Compliance |
| | 2022-03-01 | | Returned to Compliance |
| | 2022-03-01 | | Returned to Compliance |