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Water utility · serves Ann Arbor · Michigan

City of Ann Arbor

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

EPA record checked 2026-10-06

Contact and official links

Contact City of Ann Arbor

From EPA's record for MI0000220. PurityMap is independent of City of Ann Arbor.

Mailing address
919 SUNSET RD
ANN ARBOR, MI 48103
Directions ↗
Phone and website734-794-6000

Pay your bill, start or stop service on a2gov.org.

Annual water quality reportNot in our sources yet

Every community water system publishes one each year. Your water bill or the utility's website links to it.

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

31 results are on record. These 5 come first, closest to a legal limit first.

All 31 results and evidence →
  • Lead (90th percentile)Below the listed reference
    15 µg/L action level
    2.3µg/L
  • Perfluorohexanoic acid (PFHxA)Within a historical reference; current applicability unverified
    400,000 ng/L Michigan EGLE state MCL · not a federal limit
    3.5ng/L
  • Perfluorobutanoic acid (PFBA)Detected, no limit
    No federal limit
    6.1ng/L
  • Perfluoropentanoic acid (PFPeA)Detected, no limit
    No federal limit
    4.7ng/L
  • 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: ANN ARBOR (MI0000220)US EPA · published 2026-01-15
    View ↗
  • Lead & Copper Rule 90th-percentile: ANN ARBOR (MI0000220)US EPA SDWIS · published 2026-07-09
    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 City of Ann Arbor

Follow City of Ann Arbor

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How do I contact City of Ann Arbor?

Its official website is a2gov.org, its phone number on EPA record is 734-794-6000 and its mailing address is 919 SUNSET RD, ANN ARBOR, MI 48103. These details come from the system's EPA record and a check of its website.

How do I pay my City of Ann Arbor bill?

Bills, starting service and stopping service are handled by City of Ann Arbor on its official website, a2gov.org. PurityMap does not take payments.

Which cities does City of Ann Arbor serve?

EPA's records list City of Ann Arbor as serving Ann Arbor, Michigan. Your water bill names your supplier.

Has City of Ann Arbor tested for PFAS?

PurityMap's record for City of Ann Arbor holds results for 29 PFAS substances. 3 were detected, and none is above a federal legal limit. Each result links to its source in the city report.

Does City of Ann Arbor have any EPA violations?

No open EPA violations as of 2026-09-16: that is what EPA's record shows for City of Ann Arbor. The record comes from EPA's SDWIS compliance database.

Where does City of Ann Arbor get its water?

City of Ann Arbor is on EPA record as drawing from surface water.