SILVER CHOLLA LLC
PWS ID: AZ0420478 · SCOTTSDALE, Arizona 85260
Population Served
168
Total Violations
78
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 84
- County
- Pima
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 71
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate | MR | 8 | 2000 |
| Consumer Confidence Rule | Other | 5 | 2012 |
| Coliform (TCR) | MR | 4 | 2015 |
| Selenium | MR | 2 | 1998 |
| Arsenic | MR | 2 | 1998 |
| Barium | MR | 2 | 1998 |
| Cadmium | MR | 2 | 1998 |
| Chromium | MR | 2 | 1998 |
| Fluoride | MR | 2 | 1998 |
| Mercury | MR | 2 | 1998 |
| Gross Alpha, Excl. Radon and U | MR | 2 | 1986 |
| Benzene | MR | 1 | 2002 |
| Ethylbenzene | MR | 1 | 2002 |
| cis-1,2-Dichloroethylene | MR | 1 | 1998 |
| BHC-GAMMA | MR | 1 | 1998 |
| Methoxychlor | MR | 1 | 1998 |
| Toxaphene | MR | 1 | 1998 |
| Dalapon | MR | 1 | 1998 |
| Diquat | MR | 1 | 1998 |
| Endothall | MR | 1 | 1998 |
| OXAMYL | MR | 1 | 1998 |
| Simazine | MR | 1 | 1998 |
| Di(2-ethylhexyl) phthalate | MR | 1 | 1998 |
| 2,3,7,8-TCDD | MR | 1 | 1998 |
| Heptachlor | MR | 1 | 1998 |
| Heptachlor epoxide | MR | 1 | 1998 |
| 2,4-D | MR | 1 | 1998 |
| HEXACHLOROBENZENE | MR | 1 | 1998 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 1 | 1998 |
| ETHYLENE DIBROMIDE | MR | 1 | 1998 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.