CheckPFAS

ZIP Code 21804

High Risk
High Risk PFAS Risk Level

PFAS above EPA limits detected

3 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.

8
PFAS Detected
3
Above EPA Limits
2
Water Systems
500%
Highest % of MCL

Compounds Exceeding EPA Limits

PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 500% of limit
Detected: 20.00 ppt
PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 148% of limit
Detected: 5.90 ppt

CITY OF SALISBURY

MD0220004 High Risk
Water Type
Groundwater
PFAS Detected
6
Above MCL
2
State
Maryland
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOS
Perfluorooctane sulfonic acid
20.00ppt
500% of limit
4 ppt⚠ Exceeds MCL
PFOA
Perfluorooctanoic acid
5.90ppt
148% of limit
4 ppt⚠ Exceeds MCL
PFHxS
Perfluorohexane sulfonic acid
6.20ppt
62% of limit
10 pptBelow limit
PFBS
Perfluorobutane sulfonic acid
6.20pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
4.10pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
3.80pptNo federal limitUnregulated

CITY OF FRUITLAND

MD0220008 High Risk
Water Type
Groundwater
PFAS Detected
2
Above MCL
1
State
Maryland
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOS
Perfluorooctane sulfonic acid
4.10ppt
103% of limit
4 ppt⚠ Exceeds MCL
PFHxS
Perfluorohexane sulfonic acid
4.00ppt
40% of limit
10 pptBelow limit
Note: ZIP code 21804 is served by 2 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 →