Is UNION CITY OF (SC4410001) Water Safe to Drink in 2026?
South Carolina · PWSID SC4410001 · Surface water
Population served
13,076
Cities served
UNION
State / jurisdiction
South Carolina (SC)
PWSID
SC4410001
F
TAP WATER GRADE
High risk
Model score 0/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
16 violation record(s) in the latest EPA SDWA quarterly snapshotPFAS above EPA MCL (UCMR5 regulated compounds)
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CONTAMINANTS — EPA UCMR5 MONITORING
Compound
Level (ppt)
EPA limit
Health guideline
Status
PFPeA
11.9
—
Within / n/a
Unregulated (monitored)
PFHxA
8.2
—
Within / n/a
Unregulated (monitored)
PFOSregulated
6.1
4 ppt
Exceeds
Above health advisory
PFOAregulated
5.9
4 ppt
Exceeds
Above health advisory
PFHpA
3.6
—
Within / n/a
Unregulated (monitored)
PFBS
3.0
—
Within / n/a
Unregulated (monitored)
Source: EPA UCMR5 · ppt = parts per trillion · MCL = enforceable limit for regulated PFAS
VIOLATIONS HISTORY (FEDERAL SNAPSHOT)
EPA’s national SDWA quarterly files associate 16 violation-related records with this system in the same reporting quarter as the utility snapshot used on WaterCheckup. This is not a complete historical docket — see ECHO and SDWIS for full compliance context.
WHY THIS FOR UNION CITY OF (SC4410001) · Chosen for UNION CITY OF (SC4410001) because PFAS was detected at 11.9 ppt in UCMR5 — above the 4 ppt limit for some regulated compounds — and this system shows 16 violation record(s) in the latest federal snapshot. RO removes 99%+ of PFAS at the tap.
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