Model score 0/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
13 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
PFBS
290.0
—
Within / n/a
Unregulated (monitored)
PFOAregulated
29.0
4 ppt
Exceeds
Above health advisory
PFOSregulated
29.0
4 ppt
Exceeds
Above health advisory
PFPeA
21.0
—
Within / n/a
Unregulated (monitored)
PFHxA
15.0
—
Within / n/a
Unregulated (monitored)
PFBA
12.0
—
Within / n/a
Unregulated (monitored)
PFHxSregulated
7.0
10 ppt
Within / n/a
MCL exceedance
PFHpA
6.6
—
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 13 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 CALHOUN · Chosen for CALHOUN because PFAS was detected at 290 ppt in UCMR5 — above the 4 ppt limit for some regulated compounds — and this system shows 13 violation record(s) in the latest federal snapshot. RO removes 99%+ of PFAS at the tap.
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