Model score 75/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
PFAS compounds detected in UCMR5 monitoring
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CONTAMINANTS — EPA UCMR5 MONITORING
Compound
Level (ppt)
EPA limit
Health guideline
Status
PFBA
14.8
—
Within / n/a
Unregulated (monitored)
PFHxA
3.6
—
Within / n/a
Unregulated (monitored)
PFPeA
3.1
—
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 0 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.
Based on CAHOKIA HEIGHTS's monitoring and violation profile, here are vetted filtration options — same picks framework as our city reports.
TOP PICKS FOR CAHOKIA HEIGHTS
⚠ PFAS detected (UCMR5)
#1
Clearly Filtered 3.5L Pitcher
BEST FOR PFAS & LEAD
Clearly Filtered · ~$90
Only pitcher certified to remove PFAS at 99.9%. NSF 42/53/244/401/P473 — 365+ contaminants.
WHY THIS FOR CAHOKIA HEIGHTS · Chosen for CAHOKIA HEIGHTS because PFAS compounds appear in UCMR5 monitoring for this PWS. Reverse osmosis is the most effective certified residential technology for PFAS.
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