ZIP Code 78640
Moderate13
PFAS Detected
0
Above EPA Limits
4
Water Systems
N/A
Highest % of MCL
CITY OF KYLE
TX1050002 Low LevelWater Type
Surface Water
PFAS Detected
4
Above MCL
0
State
Texas
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 12600.00ppt | No federal limit | — | Unregulated |
PFBA Perfluorobutanoic acid | 19.40ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 4.50ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 3.10ppt | No federal limit | — | Unregulated |
GOFORTH SUD
TX1050019 ModerateWater Type
Surface Water
PFAS Detected
6
Above MCL
0
State
Texas
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 14200.00ppt | No federal limit | — | Unregulated |
6:2 FTS 6:2 Fluorotelomer sulfonic acid | 15.60ppt | No federal limit | — | Unregulated |
PFBS Perfluorobutane sulfonic acid | 7.20ppt | No federal limit | — | Unregulated |
PFBA Perfluorobutanoic acid | 6.20ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 5.10ppt | No federal limit | — | Unregulated |
PFHxA Perfluorohexanoic acid | 4.10ppt | No federal limit | — | Unregulated |
PLUM CREEK
TX1050028 Low LevelWater Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Texas
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 19100.00ppt | No federal limit | — | Unregulated |
COUNTY LINE SUD
TX1050038 Low LevelWater Type
Groundwater
PFAS Detected
2
Above MCL
0
State
Texas
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 11900.00ppt | No federal limit | — | Unregulated |
PFPeA Perfluoropentanoic acid | 4.50ppt | No federal limit | — | Unregulated |
Note: ZIP code 78640 is served by 4 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.