CheckPFAS

OCOEE UTILITY DISTRICT

High Risk
PWSID: TN0000525 Tennessee Groundwater Under Influence of Surface Water

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.

6
PFAS Detected
2
Above EPA Limits
1
ZIP Served
Groundwater
Water Source

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
6.00ppt
150% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
4.50ppt
113% of limit
4 ppt⚠ Exceeds MCL
PFHxS
Perfluorohexane sulfonic acid
3.00ppt
30% of limit
10 pptBelow limit
PFBS
Perfluorobutane sulfonic acid
41.00pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
4.80pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
4.00pptNo federal limitUnregulated

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)
TN0000525
Detection threshold (MRL)
~1.5–2 ppt — "Not detected" means below this floor