Sierrita Mountain Water Coop
PWSID: AZ0410208
System Details
| Population Served | 258 |
| Service Connections | 67 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Private |
| Status | Active |
| City | Tucson |
| Zip Code | 86754 |
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0005 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 (17 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-05-01 | Major | Acknowledged |
| | 2023-07-01 | | Returned to Compliance |
| | 2023-07-01 | | Returned to Compliance |
| | 2023-01-01 | | Returned to Compliance |
| | 2023-01-01 | | Returned to Compliance |
| | 2022-04-01 | Major | Returned to Compliance |
| | 2022-04-01 | Major | Returned to Compliance |
| | 2022-04-01 | Major | Returned to Compliance |
| | 2019-10-01 | | Returned to Compliance |
| | 2016-10-01 | | Returned to Compliance |
| | 2016-07-01 | | Returned to Compliance |
| | 2015-10-01 | Major | Returned to Compliance |
| | 2006-10-01 | | Returned to Compliance |
| | 2005-07-01 | | Returned to Compliance |
| | 2004-07-01 | | Returned to Compliance |
| | 2003-07-01 | | Returned to Compliance |
| | 2002-07-01 | | Returned to Compliance |