ZIP Code 35674
High RiskPFAS above EPA limits detected
12 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.
37
PFAS Detected
12
Above EPA Limits
6
Water Systems
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 RiskWater Type
GU
PFAS Detected
8
Above MCL
2
State
Alabama
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
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 ppt | Below limit |
PFBA Perfluorobutanoic acid | 37.70ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 12.00ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 8.50ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 5.10ppt | No federal limit | — | Unregulated |
PFHpA Perfluoroheptanoic acid | 4.30ppt | No federal limit | — | Unregulated |
HAWK PRIDE MT WATER SYSTEM
AL0000316 High RiskWater Type
GU
PFAS Detected
6
Above MCL
2
State
Alabama
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOS Perfluorooctane sulfonic acid | 9.20ppt | 230% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFOA Perfluorooctanoic acid | 5.50ppt | 138% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFHxA Perfluorohexanoic acid | 7.60ppt | No federal limit | — | Unregulated |
PFBA Perfluorobutanoic acid | 6.40ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 6.30ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 3.40ppt | No federal limit | — | Unregulated |
LITTLEVILLE WATERWORKS
AL0000320 High RiskWater Type
Surface Water
PFAS Detected
5
Above MCL
2
State
Alabama
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOS Perfluorooctane sulfonic acid | 17.00ppt | 425% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFOA Perfluorooctanoic acid | 7.10ppt | 178% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFBA Perfluorobutanoic acid | 9.20ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 6.60ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 4.30ppt | No federal limit | — | Unregulated |
MUSCLE SHOALS UTILITY BOARD
AL0000321 High RiskWater Type
Surface Water
PFAS Detected
5
Above MCL
2
State
Alabama
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOS Perfluorooctane sulfonic acid | 16.80ppt | 420% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFOA Perfluorooctanoic acid | 9.60ppt | 240% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFBA Perfluorobutanoic acid | 12.00ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 5.10ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 4.20ppt | No federal limit | — | Unregulated |
SPRING VALLEY WATER AUTHORITY
AL0000329 High RiskWater Type
Surface Water
PFAS Detected
6
Above MCL
2
State
Alabama
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOS Perfluorooctane sulfonic acid | 19.00ppt | 475% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFOA Perfluorooctanoic acid | 11.00ppt | 275% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFBS Perfluorobutane sulfonic acid | 9.00ppt | No federal limit | — | Unregulated |
PFBA Perfluorobutanoic acid | 8.80ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 5.10ppt | No federal limit | — | Unregulated |
PFHpA Perfluoroheptanoic acid | 3.10ppt | No federal limit | — | Unregulated |
TUSCUMBIA WATER WORKS
AL0000331 High RiskWater Type
Surface Water
PFAS Detected
7
Above MCL
2
State
Alabama
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOS Perfluorooctane sulfonic acid | 6.30ppt | 158% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFOA Perfluorooctanoic acid | 5.00ppt | 125% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFHxS Perfluorohexane sulfonic acid | 3.40ppt | 34% of limit
| 10 ppt | Below limit |
PFBA Perfluorobutanoic acid | 9.30ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 7.20ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 5.60ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 5.40ppt | No federal limit | — | Unregulated |
Note: ZIP code 35674 is served by 6 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.