CheckPFAS

ZIP Code 41056

High Risk
High Risk PFAS Risk Level

PFAS above EPA limits detected

2 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.

8
PFAS Detected
2
Above EPA Limits
3
Water Systems
125%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 125% of limit
Detected: 5.00 ppt
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 105% of limit
Detected: 4.20 ppt

BUFFALO TRAIL WATER ASSOC

KY0810046 High Risk
Water Type
Surface Water
PFAS Detected
5
Above MCL
2
State
Kentucky
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
5.00ppt
125% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
4.20ppt
105% of limit
4 ppt⚠ Exceeds MCL
6:2 FTS
6:2 Fluorotelomer sulfonic acid
22.00pptNo federal limitUnregulated
PFBA
Perfluorobutanoic acid
6.80pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
5.00pptNo federal limitUnregulated

MAYSVILLE UTILITY COMMISSION

KY0810275 Low Level
Water Type
Surface Water
PFAS Detected
2
Above MCL
0
State
Kentucky
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
lithium
13000.00pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
8.30pptNo federal limitUnregulated

WESTERN LEWIS RECTORVILLE WATER DISTRICT

KY0810366 Low Level
Water Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Kentucky
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
HFPO-DA
GenX (Hexafluoropropylene oxide dimer acid)
7.30ppt
73% of limit
10 pptBelow limit
Note: ZIP code 41056 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 →