CheckPFAS

ZIP Code 35616

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
1
Water System
738%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 738% of limit
Detected: 29.50 ppt
PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 495% of limit
Detected: 19.80 ppt

COLBERT COUNTY RURAL WATER SYSTEM

AL0000314 High Risk
Water Type
GU
PFAS Detected
8
Above MCL
2
State
Alabama
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOS
Perfluorooctane sulfonic acid
29.50ppt
738% of limit
4 ppt⚠ Exceeds MCL
PFOA
Perfluorooctanoic acid
19.80ppt
495% of limit
4 ppt⚠ Exceeds MCL
PFHxS
Perfluorohexane sulfonic acid
3.80ppt
38% of limit
10 pptBelow limit
PFBA
Perfluorobutanoic acid
37.70pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
12.00pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
8.50pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
5.10pptNo federal limitUnregulated
PFHpA
Perfluoroheptanoic acid
4.30pptNo 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 →