Green Brier Subdivision
PWSID: IA3126307
System Details
| Population Served | 35 |
| Service Connections | 17 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Private |
| Status | Active |
| City | Dubuque |
| Zip Code | 52002-1001 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0168 mg/L | 0.015 mg/L | EXCEEDS Action Level |
| Lead (90th percentile) | 0.0040 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0023 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0012 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0009 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 (11 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-08-01 | Major | Acknowledged |
| | 2025-08-01 | Major | Acknowledged |
| | 2025-05-01 | Major | Acknowledged |
| | 2025-05-01 | Major | Returned to Compliance |
| | 2024-06-01 | Major | Returned to Compliance |
| | 2024-06-01 | Major | Acknowledged |
| | 2024-06-01 | Major | Returned to Compliance |
| | 2016-06-01 | | Returned to Compliance |
| | 2016-06-01 | | Returned to Compliance |
| | 2012-07-01 | | Returned to Compliance |
| | 1999-10-01 | | Returned to Compliance |