EPA EXPORT · 13 SEP 2026FEDERAL COMPLIANCE RECORDS · NOT A HOME WATER TEST
TAP WATERLEDGERPublic system compliance records
PUBLIC WATER SYSTEM RECORDPWSID IL1950450

Illinois · Ground water

Rock Falls

Federal compliance record for an active community water system reporting 8,620 people served.

CURRENT EXPORTNo current violation flaggedNo current violation is flagged in this EPA export. This is not a household water test.
Open EPA Detailed Facility Report ↗

01 / CURRENT FLAGS

What EPA flags—and what it does not

  • NOT FLAGGED
    Health-based violationCurrent HEALTH_FLAG in the EPA export.
  • NOT FLAGGED
    Monitoring and reportingCurrent MR_FLAG in the EPA export.
  • NOT FLAGGED
    Public notificationCurrent PN_FLAG in the EPA export.
  • NOT FLAGGED
    Other violationCurrent OTHER_FLAG in the EPA export.
  • NOT FLAGGED
    Serious violatorCurrent serious-violator status in the EPA export.
Important limit

This page is not a household water test. A clear federal flag does not prove every home has safe water, and a flag is not a measurement at your faucet. Plumbing, service lines, local sampling, private wells, and newer events may not be reflected here.

02 / VIOLATION RECORD

Quarters with violations5rolling history field
Quarters with SNC0significant noncompliance
Rules in current violation0EPA export count
Rules in 3-year window2EPA export count

Current contaminant or rule entries

  • Monitoring and Reporting
  • Other Violation

Entries in the three-year window

  • 0999=Chlorine

03 / OVERSIGHT & COVERAGE

Visits and sanitary surveys

Site visits, past 5 years
3
Inspection visits
0
Other visits
3
Last sanitary survey
12/05/2023
Last recorded visit
02/25/2025
Significant deficiencies
2

Places served in the export

State / territory
Illinois
Cities
ROCK FALLS
Counties
Whiteside
ZIP codes
Not supplied
Federal PWSID
IL1950450
Registry ID
110012996650

04 / HOW TO USE THIS RECORD

A starting point—not the last word.

Confirm current conditions with the utility's latest Consumer Confidence Report, your state drinking-water program, and the EPA facility report. For household concerns, ask a qualified local laboratory about tap testing.

How the ledger is built →