ZIP Code 80003
Low Level3
PFAS Detected
0
Above EPA Limits
3
Water Systems
N/A
Highest % of MCL
WESTMINSTER CITY OF
CO0101170 Low LevelWater Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Colorado
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 21300.00ppt | No federal limit | — | Unregulated |
DENVER WATER BOARD
CO0116001 Low LevelWater Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Colorado
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 10800.00ppt | No federal limit | — | Unregulated |
ARVADA CITY OF
CO0130001 Low LevelWater Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Colorado
Data Period
2023–2025
PFAS Test Results
| Compound | Detected | vs. EPA Limit | EPA Limit | Status |
|---|---|---|---|---|
lithium | 9600.00ppt | No federal limit | — | Unregulated |
Note: ZIP code 80003 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.