CheckPFAS

ZIP Code 75418

Low Level
Low Level PFAS Risk Level
3
PFAS Detected
0
Above EPA Limits
3
Water Systems
N/A
Highest % of MCL

CITY OF BONHAM

TX0740001 Low Level
Water Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Texas
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFBA
Perfluorobutanoic acid
7.90pptNo federal limitUnregulated

SOUTHWEST FANNIN COUNTY SUD

TX0740031 Low Level
Water Type
Groundwater
PFAS Detected
1
Above MCL
0
State
Texas
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
lithium
38000.00pptNo federal limitUnregulated

BOIS D ARC MUD

TX0740044 Low Level
Water Type
Groundwater
PFAS Detected
1
Above MCL
0
State
Texas
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
lithium
29000.00pptNo federal limitUnregulated
Note: ZIP code 75418 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 →