CheckPFAS

GOUCHER WD (1120004)

High Risk
PWSID: SC1120004 South Carolina 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
2
ZIPs Served
Surface
Water Source

PFAS Test Results

CompoundDetectedvs. EPA LimitEPA LimitStatus
PFOS
Perfluorooctane sulfonic acid
17.00ppt
425% of limit
4 ppt⚠ Exceeds MCL
PFOA
Perfluorooctanoic acid
14.00ppt
350% of limit
4 ppt⚠ Exceeds MCL
PFHxS
Perfluorohexane sulfonic acid
4.70ppt
47% of limit
10 pptBelow limit
PFBA
Perfluorobutanoic acid
5.50pptNo federal limitUnregulated
PFHpA
Perfluoroheptanoic acid
4.60pptNo federal limitUnregulated
PFPeA
Perfluoropentanoic acid
4.50pptNo 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)
SC1120004
Detection threshold (MRL)
~1.5–2 ppt — "Not detected" means below this floor