ZIP Code 77381
Low Level5
PFAS Detected
0
Above EPA Limits
5
Water Systems
N/A
Highest % of MCL
MONTGOMERY COUNTY MUD 7
TX1700169 Low LevelWater Type
MX
PFAS Detected
1
Above MCL
0
State
Texas
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 22900.00ppt | No federal limit | — | Unregulated |
MONTGOMERY COUNTY MUD 47
TX1700458 Low LevelWater Type
MX
PFAS Detected
1
Above MCL
0
State
Texas
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 19900.00ppt | No federal limit | — | Unregulated |
MONTGOMERY COUNTY MUD 60
TX1700470 Low LevelWater Type
MX
PFAS Detected
1
Above MCL
0
State
Texas
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 23200.00ppt | No federal limit | — | Unregulated |
THE WOODLANDS MUD 1
TX1700471 Low LevelWater Type
MX
PFAS Detected
1
Above MCL
0
State
Texas
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 16800.00ppt | No federal limit | — | Unregulated |
MONTGOMERY COUNTY MUD 67
TX1700554 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 | 21100.00ppt | No federal limit | — | Unregulated |
Note: ZIP code 77381 is served by 5 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.