CheckPFAS

ZIP Code 11030

High Risk
High Risk PFAS Risk Level

PFAS above EPA limits detected

4 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
4
Above EPA Limits
2
Water Systems
190%
Highest % of MCL

Compounds Exceeding EPA Limits

PFNA Exceeds EPA limit
0 ppt MCL: 10 ppt 190% of limit
Detected: 19.00 ppt
PFOA Exceeds EPA limit
0 ppt MCL: 4 ppt 133% of limit
Detected: 5.30 ppt
PFOS Exceeds EPA limit
0 ppt MCL: 4 ppt 118% of limit
Detected: 4.70 ppt

MANHASSET LAKEVILLE WD

NY2902836 High Risk
Water Type
Groundwater
PFAS Detected
5
Above MCL
2
State
New York
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFNA
Perfluorononanoic acid
19.00ppt
190% of limit
10 ppt⚠ Exceeds MCL
PFOA
Perfluorooctanoic acid
5.30ppt
133% of limit
4 ppt⚠ Exceeds MCL
PFPeA
Perfluoropentanoic acid
7.40pptNo federal limitUnregulated
PFBA
Perfluorobutanoic acid
5.20pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
3.90pptNo federal limitUnregulated

PORT WASHINGTON WD

NY2912267 High Risk
Water Type
Groundwater
PFAS Detected
6
Above MCL
2
State
New York
Data Period
2023–2025

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
5.30ppt
133% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
4.70ppt
118% of limit
4 ppt⚠ Exceeds MCL
PFNA
Perfluorononanoic acid
4.20ppt
42% of limit
10 pptBelow limit
PFPeA
Perfluoropentanoic acid
6.90pptNo federal limitUnregulated
6:2 FTS
6:2 Fluorotelomer sulfonic acid
6.50pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
3.60pptNo federal limitUnregulated
Note: ZIP code 11030 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 →