CheckPFAS

ZIP Code 74019

High Risk
High Risk PFAS Risk Level

PFAS above EPA limits detected

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

3
PFAS Detected
1
Above EPA Limits
3
Water Systems
143%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 143% of limit
Detected: 5.70 ppt

ROGERS CO RWD # 5

OK1021507 Low Level
Water Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Oklahoma
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
lithium
10400.00pptNo federal limitUnregulated

OKLA ORDNANCE WORKS AUTHORITY

OK1021602 High Risk
Water Type
Surface Water
PFAS Detected
1
Above MCL
1
State
Oklahoma
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOS
Perfluorooctane sulfonic acid
5.70ppt
143% of limit
4 ppt⚠ Exceeds MCL

ROGERS CO RWD # 8

OK3006606 Low Level
Water Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Oklahoma
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFBA
Perfluorobutanoic acid
14.00pptNo federal limitUnregulated
Note: ZIP code 74019 is served by 3 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 →