PWSID
AZ0407091
State
Arizona
City
EL MIRAGE
Population served
39,884
Primary source
Groundwater
Score history
▼ 8 points — the score moved from 100 to 92 on Jun 18, 2026, as newly published EPA data was incorporated.
2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.
PFAS & contaminant readings
Latest detections from EPA’s UCMR5 monitoring (through May 2024). Levels in parts per trillion (ppt).
PFOA
Perfluorooctanoic acid
4 ppt
limit 4 ppt
Lithium
48,500 ppt
limit —
PFPeA
9.9 ppt
limit —
PFBS
8.6 ppt
limit —
PFHxA
5.6 ppt
limit —
Violations & enforcement
646
Violations on record
1
Unaddressed
3
Health-based
278
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement Nov 2025. Official EPA record →
Recent enforcement actions
- State action · SIA Nov 2025
- State action · SOX Nov 2025
- State action · SOX Nov 2025
- State action · SIA Nov 2025
- State action · SOX Nov 2025
- State action · SIA Nov 2025
- State action · SIA Nov 2025
- State action · SOX Nov 2025
This profile is built from EPA public records for system AZ0407091 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.