CITY REPORT
AZ
7 HEALTH VIOLATIONS
Coolidge, AZ Water Quality Report
1 ZIP code · 3 water systems · Updated 2026-03-16
Data: EPA SDWIS Last verified: 2026-03-16
1
ZIP Codes
3
Water Systems
1
ZIPs with Violations
Zone 1
Radon Risk (High)
Overview
We track water quality and home safety data for 1 ZIP code in Coolidge, Arizona, covering 3 community water systems serving approximately 470 people.
1 of 1 ZIP code (100%) have recorded EPA violations. 7 health-based violations documented.
Water Sources
Coolidge water systems draw from: Groundwater.
Lead & Copper
- Lead data: not yet available for Coolidge
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting | 52 | 1 |
| Revised Total Coliform Rule | Microbiological | 50 | 1 |
| Surface Water Treatment Rule | Treatment Technique | 28 | 1 |
| Lead and Copper Rule | Treatment Technique | 24 | 1 |
| Lead | Inorganic | 12 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 85128 | — | 101 | 7 | ARIZONA TRAINING PROGRAM |
All ZIP Codes in Coolidge
- 85128 — 101 violations ⚠
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.