ZIP Code 63501
Low Level4
PFAS Detected
0
Above EPA Limits
3
Water Systems
N/A
Highest % of MCL
KIRKSVILLE PWS
MO2010429 Low LevelWater Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Missouri
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFBA Perfluorobutanoic acid | 8.20ppt | No federal limit | — | Unregulated |
ADAIR COUNTY PWSD 1
MO2024000 Low LevelWater Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Missouri
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
PFBA Perfluorobutanoic acid | 8.40ppt | No federal limit | — | Unregulated |
KNOX COUNTY PUBLIC WATER & SEWER DIST 1
MO2024313 Low LevelWater Type
Surface Water
PFAS Detected
2
Above MCL
0
State
Missouri
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 24000.00ppt | No federal limit | — | Unregulated |
PFBA Perfluorobutanoic acid | 8.70ppt | No federal limit | — | Unregulated |
Note: ZIP code 63501 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.