CheckPFAS

BAY HARBOR ISLANDS, TOWN OF

High Risk
PWSID: FL4130089 Florida Groundwater

2 PFAS compound(s) exceed EPA Maximum Contaminant Levels

This utility has until 2029 to install treatment under the EPA's April 2024 PFAS rule. In the meantime, a point-of-use filter certified NSF/ANSI 58 for PFOA/PFOS provides reliable interim protection.

8
PFAS Detected
2
Above EPA Limits
1
ZIP Served
Groundwater
Water Source

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOS
Perfluorooctane sulfonic acid
14.60ppt
365% of limit
4 ppt⚠ Exceeds MCL
PFOA
Perfluorooctanoic acid
4.40ppt
110% of limit
4 ppt⚠ Exceeds MCL
PFBA
Perfluorobutanoic acid
11.40pptNo federal limitUnregulated
6:2 FTS
6:2 Fluorotelomer sulfonic acid
9.60pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
9.00pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
7.80pptNo federal limitUnregulated
PFHpA
Perfluoroheptanoic acid
3.80pptNo federal limitUnregulated
PFBS
Perfluorobutane sulfonic acid
3.40pptNo federal limitUnregulated

ZIP Codes Served by This Utility

Click any ZIP to see the full result page for that area.

About this data
Source
EPA UCMR 5 — January 2026 release
Sampling period
January 2023 – December 2025
Water system ID (PWSID)
FL4130089
Detection threshold (MRL)
~1.5–2 ppt — "Not detected" means below this floor