PWSID
IL1435470
State
Illinois
City
PEORIA
Population served
3,783
Primary source
Groundwater
Score history
▼ 2 points — the score moved from 100 to 98 on Jun 18, 2026, as newly published EPA data was incorporated.
2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.
PFAS & contaminant readings
Latest detections from EPA’s UCMR5 monitoring (through Oct 2024). Levels in parts per trillion (ppt).
PFHxS
Perfluorohexanesulfonic acid
14 ppt
limit 10 ppt
PFBS
11 ppt
limit —
PFBA
5 ppt
limit —
Violations & enforcement
17
Violations on record
1
Unaddressed
1
Health-based
18
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement Nov 2025. Official EPA record →
Recent enforcement actions
- State action · SOX Nov 2025
- State action · SIF Nov 2025
- State action · SIF Nov 2025
- State action · SIA Sep 2025
- State action · SOX Sep 2025
- State action · SOX Sep 2025
- State action · SIE Jul 2025
- State action · SIA Jul 2025
This profile is built from EPA public records for system IL1435470 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.