CheckPFAS

HILLSVILLE UTILITY DISTRICT

High Risk
PWSID: TN0000430 Tennessee 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.

7
PFAS Detected
2
Above EPA Limits
5
ZIPs Served
Surface
Water Source

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOA
Perfluorooctanoic acid
11.90ppt
298% of limit
4 ppt⚠ Exceeds MCL
PFOS
Perfluorooctane sulfonic acid
7.30ppt
183% of limit
4 ppt⚠ Exceeds MCL
PFBS
Perfluorobutane sulfonic acid
9.90pptNo federal limitUnregulated
PFHxA
Perfluorohexanoic acid
7.30pptNo federal limitUnregulated
PFBA
Perfluorobutanoic acid
6.20pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
5.90pptNo federal limitUnregulated
PFHpA
Perfluoroheptanoic acid
3.90pptNo 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)
TN0000430
Detection threshold (MRL)
~1.5–2 ppt — "Not detected" means below this floor