CheckPFAS

SMYRNA WATER SYSTEM

High Risk
PWSID: TN0000639 Tennessee Surface Water

1 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.

5
PFAS Detected
1
Above EPA Limits
1
ZIP Served
Surface
Water Source

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
5.80ppt
145% of limit
4 ppt⚠ Exceeds MCL
PFBS
Perfluorobutane sulfonic acid
23.00pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
17.00pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
14.00pptNo federal limitUnregulated
PFBA
Perfluorobutanoic acid
10.00pptNo 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)
TN0000639
Detection threshold (MRL)
~1.5–2 ppt — "Not detected" means below this floor