CheckPFAS

ZIP Code 80260

High Risk
High Risk PFAS Risk Level

PFAS above EPA limits detected

2 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.

11
PFAS Detected
2
Above EPA Limits
3
Water Systems
178%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 178% of limit
Detected: 7.10 ppt
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 125% of limit
Detected: 5.00 ppt

FEDERAL HEIGHTS CITY OF

CO0101055 Low Level
Water Type
Groundwater
PFAS Detected
1
Above MCL
0
State
Colorado
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
lithium
34200.00pptNo federal limitUnregulated

NORTHGLENN CITY OF

CO0101115 Low Level
Water Type
Surface Water
PFAS Detected
1
Above MCL
0
State
Colorado
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
lithium
19800.00pptNo federal limitUnregulated

THORNTON CITY OF

CO0101150 High Risk
Water Type
Surface Water
PFAS Detected
9
Above MCL
2
State
Colorado
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
7.10ppt
178% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
5.00ppt
125% of limit
4 ppt⚠ Exceeds MCL
PFHxS
Perfluorohexane sulfonic acid
5.90ppt
59% of limit
10 pptBelow limit
lithium
34000.00pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
12.60pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
12.40pptNo federal limitUnregulated
PFBA
Perfluorobutanoic acid
10.40pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
8.10pptNo federal limitUnregulated
Show 1 more compound detected at low levels
PFHpAPerfluoroheptanoic acid3.70 pptNo federal limit
Note: ZIP code 80260 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.

View raw EPA data →