ZIP Code 37160
High RiskPFAS above EPA limits detected
6 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.
18
PFAS Detected
6
Above EPA Limits
3
Water Systems
240%
Highest % of MCL
Compounds Exceeding EPA Limits
PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 205% of limit
Detected: 8.20 ppt
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 120% of limit
Detected: 4.80 ppt
BEDFORD COUNTY UTILITY DISTRICT
TN0000517 High RiskWater Type
Surface Water
PFAS Detected
5
Above MCL
2
State
Tennessee
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOA Perfluorooctanoic acid | 8.20ppt | 205% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFOS Perfluorooctane sulfonic acid | 4.80ppt | 120% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFBS Perfluorobutane sulfonic acid | 7.50ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 4.70ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 3.90ppt | No federal limit | — | Unregulated |
SHELBYVILLE WATER SYSTEM
TN0000628 High RiskWater Type
Surface Water
PFAS Detected
6
Above MCL
2
State
Tennessee
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOA Perfluorooctanoic acid | 7.90ppt | 198% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFOS Perfluorooctane sulfonic acid | 5.90ppt | 148% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFBS Perfluorobutane sulfonic acid | 7.40ppt | No federal limit | — | Unregulated |
PFBA Perfluorobutanoic acid | 5.80ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 4.30ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 4.00ppt | No federal limit | — | Unregulated |
TULLAHOMA UTILITIES AUTHORITY
TN0000715 High RiskWater Type
Surface Water
PFAS Detected
7
Above MCL
2
State
Tennessee
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFOA Perfluorooctanoic acid | 9.60ppt | 240% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFOS Perfluorooctane sulfonic acid | 4.80ppt | 120% of limit
| 4 ppt | ⚠ Exceeds MCL |
PFBS Perfluorobutane sulfonic acid | 9.10ppt | No federal limit | — | Unregulated |
PFBA Perfluorobutanoic acid | 6.60ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 6.40ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 5.80ppt | No federal limit | — | Unregulated |
PFHpA Perfluoroheptanoic acid | 3.60ppt | No federal limit | — | Unregulated |
Note: ZIP code 37160 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.