CheckPFAS

ZIP Code 85122

Moderate
Moderate PFAS Risk Level
7
PFAS Detected
0
Above EPA Limits
1
Water System
61%
Highest % of MCL

ARIZONA WATER CO - PINAL VALLEY

AZ0411009 Moderate
Water Type
Groundwater
PFAS Detected
7
Above MCL
0
State
Arizona
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFHxS
Perfluorohexane sulfonic acid
6.10ppt
61% of limit
10 pptBelow limit
lithium
353000.00pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
91.10pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
20.80pptNo federal limitUnregulated
PFBA
Perfluorobutanoic acid
19.90pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
18.60pptNo federal limitUnregulated
PFHpA
Perfluoroheptanoic acid
9.40pptNo federal limitUnregulated

Data source: EPA Unregulated Contaminant Monitoring Rule, 5th cycle (UCMR 5) — January 2026 release.

UCMR 5 tested ~10,000 public water systems serving more than 25 people between 2023-2025 for 29 PFAS compounds.

Detection values represent the highest single-sample result measured at entry points to the distribution system.

View raw EPA data →