Casas Arroyo Association Inc
PWSID: AZ0412020
System Details
| Population Served | 27 |
| Service Connections | 27 |
| Water Source | Groundwater |
| System Type | Community Water System |
| Owner | Private |
| Status | Active |
| City | Sonoita |
| Zip Code | 85637 |
Areas Served
- Sonoita, Santa Cruz County
Lead & Copper Testing
| Contaminant | Level | EPA Action Level | Status |
|---|
| Lead (90th percentile) | 0.0010 mg/L | 0.015 mg/L | Below Action Level |
| Lead (90th percentile) | 0.0010 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 (47 total)
| Contaminant | Violation | Date | Health-Based | Status |
|---|
| | 2025-05-12 | | Returned to Compliance |
| | 2025-05-12 | | Returned to Compliance |
| | 2025-03-23 | Yes | Returned to Compliance |
| | 2024-12-20 | | Returned to Compliance |
| | 2024-10-17 | | Returned to Compliance |
| | 2024-10-17 | | Returned to Compliance |
| | 2024-10-17 | | Returned to Compliance |
| | 2024-10-17 | Yes | Returned to Compliance |
| | 2024-10-17 | Yes | Returned to Compliance |
| | 2024-10-17 | Yes | Returned to Compliance |
| | 2024-10-01 | | Returned to Compliance |
| | 2024-10-01 | | Returned to Compliance |
| | 2022-12-01 | | Returned to Compliance |
| | 2022-12-01 | | Returned to Compliance |
| | 2022-12-01 | | Returned to Compliance |
| | 2022-10-02 | | Returned to Compliance |
| | 2022-10-02 | | Returned to Compliance |
| | 2022-10-02 | | Returned to Compliance |
| | 2021-07-01 | | Returned to Compliance |
| | 2021-07-01 | | Returned to Compliance |
| | 2020-06-18 | Major | Returned to Compliance |
| | 2020-06-18 | Major | Returned to Compliance |
| | 2019-10-01 | Major | Returned to Compliance |
| | 2019-10-01 | Major | Returned to Compliance |
| | 2019-04-01 | | Returned to Compliance |
| | 2019-04-01 | | Returned to Compliance |
| | 2016-10-01 | | Returned to Compliance |
| | 2016-10-01 | | Returned to Compliance |
| | 2016-10-01 | Major | Returned to Compliance |
| | 2016-10-01 | Major | Returned to Compliance |
| | 2016-07-01 | Major | Returned to Compliance |
| | 2016-07-01 | Major | Returned to Compliance |
| | 2016-07-01 | | Returned to Compliance |
| | 2016-07-01 | | Returned to Compliance |
| | 2013-07-01 | | Returned to Compliance |
| | 2012-10-01 | | Returned to Compliance |
| | 2012-07-01 | | Returned to Compliance |
| | 2011-07-01 | | Returned to Compliance |
| | 2010-10-01 | | Returned to Compliance |
| | 2009-07-01 | | Returned to Compliance |
| | 2008-07-01 | | Returned to Compliance |
| | 2007-07-01 | | Returned to Compliance |
| | 2005-07-01 | | Returned to Compliance |
| | 2004-10-01 | | Returned to Compliance |
| | 2004-07-01 | | Returned to Compliance |
| | 2003-07-01 | | Returned to Compliance |
| | 2002-07-01 | | Returned to Compliance |