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Water utility · serves Chicago · Illinois

Chicago Department of Water Management

No open EPA violations as of 2026-09-16.

EPA record checked 2026-10-06

Contact and official links

Contact Chicago Department of Water Management

From EPA's record for IL0316000. PurityMap is independent of Chicago Department of Water Management.

Mailing address
1000 E Ohio St
CHICAGO, IL 60611
Directions ↗
Phone and website312-744-7001

Pay your bill, start or stop service on chicago.gov.

Annual water quality report2025 Consumer Confidence Report

Every community water system publishes one each year.

Read the report ↗
Where it delivers water

As listed in EPA's records. Your water bill names your supplier.

Are you this utility? Correct this listing →

Test results

No result on record is above a federal legal limit

34 results are on record. These 5 come first: results above a listed reference, then those closest to a legal limit.

All 34 results and evidence →
  • Water hardnessAbove a secondary/aesthetic reference
    Hard on the USGS scale · aesthetic, no federal limit
    8.2gpg
  • Lead (90th percentile)Below the listed reference
    15 µg/L action level
    7µg/L
  • Total trihalomethanes (TTHM)Below the listed reference
    80 ppb federal MCL
    26.4ppb
  • Haloacetic acids (HAA5)Below the listed reference
    60 ppb federal MCL
    13.8ppb
  • 11-Chloroeicosafluoro-3-oxaundecane-1-sulfonic acid (11Cl-PF3OUdS)Not detected above the reporting limit
    No federal limit
    Not detected
EPA violations and monitoring

0health-based violations in the last 10 years · none open as of 2026-09-16

From EPA SDWIS. A clean violation history means no enforcement action was recorded; it does not cover contaminants without a limit. Meeting a federal limit is a compliance fact, not a health clearance.

Sources behind this page
  • UCMR5 Analytical Results: CHICAGO (IL0316000)US EPA · published 2026-01-15
    View ↗
  • Lead & Copper Rule 90th-percentile: CHICAGO (IL0316000)US EPA SDWIS · published 2026-07-09
    View ↗
  • City of Chicago Dept. of Water Management 2025 Consumer Confidence Report (CCR)City of Chicago Dept. of Water Management · published 2025-01-01
    View ↗
Commercial · test your own tap

The system record stops at your property line

Screening tells you if something is worth a closer look; a lab result is the number you can act on.

As an Amazon Associate, PurityMap earns from qualifying purchases. Affiliate disclosure

  • Screening: quick check, not lab-grade

    Safe Home DIY Lead in Drinking Water Combo Test Kit

    Safe Home (EnviroTestKits)

    Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb

    Turnaround: 5 minutes

    What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.

Questions

About Chicago Department of Water Management

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How do I contact Chicago Department of Water Management?

Its official website is chicago.gov, its phone number on EPA record is 312-744-7001 and its mailing address is 1000 E Ohio St, CHICAGO, IL 60611. These details come from the system's EPA record and a check of its website.

How do I pay my Chicago Department of Water Management bill?

Bills, starting service and stopping service are handled by Chicago Department of Water Management on its official website, chicago.gov. PurityMap does not take payments.

Which cities does Chicago Department of Water Management serve?

EPA's records list Chicago Department of Water Management as serving Chicago, Illinois. Your water bill names your supplier.

Has Chicago Department of Water Management tested for PFAS?

PurityMap's record for Chicago Department of Water Management holds results for 29 PFAS substances. None was detected, and none is above a federal legal limit. Each result links to its source in the city report.

Does Chicago Department of Water Management have any EPA violations?

No open EPA violations as of 2026-09-16: that is what EPA's record shows for Chicago Department of Water Management. The record comes from EPA's SDWIS compliance database.

Where does Chicago Department of Water Management get its water?

Chicago Department of Water Management is on EPA record as drawing from surface water.