CheckPFAS

HIALEAH, CITY OF

High Risk
PWSID: FL4130604 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.

12
PFAS Detected
2
Above EPA Limits
9
ZIPs Served
Groundwater
Water Source

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOS
Perfluorooctane sulfonic acid
27.60ppt
690% of limit
4 ppt⚠ Exceeds MCL
PFOA
Perfluorooctanoic acid
10.20ppt
255% of limit
4 ppt⚠ Exceeds MCL
PFHxS
Perfluorohexane sulfonic acid
6.50ppt
65% of limit
10 pptBelow limit
PFNA
Perfluorononanoic acid
4.30ppt
43% of limit
10 pptBelow limit
lithium
59000.00pptNo federal limitUnregulated
6:2 FTS
6:2 Fluorotelomer sulfonic acid
91.10pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
36.90pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
35.20pptNo federal limitUnregulated
Show 4 more compounds detected at low levels
PFBAPerfluorobutanoic acid19.10 pptNo federal limit
PFHpAPerfluoroheptanoic acid14.70 pptNo federal limit
8:2 FTS8:2 Fluorotelomer sulfonic acid5.50 pptNo federal limit
PFBSPerfluorobutane sulfonic acid5.10 pptNo federal limit

ZIP Codes Served by This Utility

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About this data
Source
EPA UCMR 5 — January 2026 release
Sampling period
January 2023 – December 2025
Water system ID (PWSID)
FL4130604
Detection threshold (MRL)
~1.5–2 ppt — "Not detected" means below this floor