CheckPFAS

ZIP Code 45433

High Risk
High Risk PFAS Risk Level

PFAS above EPA limits detected

5 compounds exceed EPA Maximum Contaminant Levels in water serving this ZIP code. Standard pitcher filters like Brita do not remove PFAS. See filter recommendations below.

12
PFAS Detected
5
Above EPA Limits
2
Water Systems
350%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 350% of limit
Detected: 14.00 ppt
PFHxS Exceeds EPA limit
0 ppt MCL: 10 ppt 190% of limit
Detected: 19.00 ppt
PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 138% of limit
Detected: 5.50 ppt

WRIGHT-PATTERSON AFB AREA B PWS

OH2903312 High Risk
Water Type
Groundwater
PFAS Detected
5
Above MCL
3
State
Ohio
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOS
Perfluorooctane sulfonic acid
14.00ppt
350% of limit
4 ppt⚠ Exceeds MCL
PFHxS
Perfluorohexane sulfonic acid
19.00ppt
190% of limit
10 ppt⚠ Exceeds MCL
PFOA
Perfluorooctanoic acid
5.50ppt
138% of limit
4 ppt⚠ Exceeds MCL
PFBA
Perfluorobutanoic acid
5.00pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
4.80pptNo federal limitUnregulated

WRIGHT-PATTERSON AFB AREA A PWS

OH2903412 High Risk
Water Type
Groundwater
PFAS Detected
7
Above MCL
2
State
Ohio
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFHxS
Perfluorohexane sulfonic acid
13.00ppt
130% of limit
10 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
5.00ppt
125% of limit
4 ppt⚠ Exceeds MCL
PFHxA
Perfluorohexanoic acid
25.00pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
23.00pptNo federal limitUnregulated
PFBA
Perfluorobutanoic acid
8.50pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
7.40pptNo federal limitUnregulated
PFHpA
Perfluoroheptanoic acid
3.70pptNo federal limitUnregulated
Note: ZIP code 45433 is served by 2 separate water utilities. Results above show data for each system independently.

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 →