Model score 0/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
145 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
PFOSregulated
31.4
4 ppt
Exceeds
Above health advisory
PFBA
17.9
—
Within / n/a
Unregulated (monitored)
PFHxSregulated
13.8
10 ppt
Exceeds
Above health advisory
PFOAregulated
13.7
4 ppt
Exceeds
Above health advisory
PFBS
12.2
—
Within / n/a
Unregulated (monitored)
PFPeA
11.9
—
Within / n/a
Unregulated (monitored)
PFHxA
7.3
—
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 145 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 NORCO, CITY OF · Chosen for NORCO, CITY OF because PFAS was detected at 31.4 ppt in UCMR5 — above the 4 ppt limit for some regulated compounds — and this system shows 145 violation record(s) in the latest federal snapshot. RO removes 99%+ of PFAS at the tap.
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