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Water system · PWSID IL0010650

QUINCY

QUINCY, IL · ~42,000 people served

Check your exact address → QUINCY overview
100
Excellent
PurityRadar safety score

PWSID

IL0010650

State

Illinois

City

QUINCY

Population served

42,000

Primary source

Surface water

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 100

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 Aug 2025). Levels in parts per trillion (ppt).

PFBA

8.8 ppt

limit —

No federal limit

PFBS

5.7 ppt

limit —

No federal limit

Violations & enforcement

33

Violations on record

1

Unaddressed

0

Health-based

9

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2025. Official EPA record →

Other · EPA contaminant 7000 began Jul 2025 Unaddressed
Monitoring & reporting · EPA contaminant 2010 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2033 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2020 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2031 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2032 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2015 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2035 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2036 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2037 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2039 began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2005 began Apr 2020 Resolved

Recent enforcement actions

  • State action · SIA Sep 2025
  • State action · SOX Jul 2020
  • State action · SIA Jul 2020
  • State action · SOX Sep 2007
  • State action · SIA Sep 2007
  • State action · SIE Sep 1984
  • State action · SIE Sep 1984
  • State action · SIA Sep 1984

This profile is built from EPA public records for system IL0010650 — 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.