At least one open health-based violation as of 2026-09-16.
EPA record checked 2026-10-06
From EPA's record for CA4810003. PurityMap is independent of City of Fairfield.
Every community water system publishes one each year. Your water bill or the utility's website links to it.
As listed in EPA's records. Your water bill names your supplier.
Are you this utility? Correct this listing →
31 results are on record. These 5 come first.
1health-based violation in the last 10 years · at least one open as of 2026-09-16
From EPA SDWIS. Counted once per contaminant per year in the Track record subject score. A violation record is a compliance fact, not a health verdict.
Screening tells you if something is worth a closer look; a lab result is the number you can act on.
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Screening: quick check, not lab-grade
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.
Lab-certified results
ETR Laboratories
50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria
Environmental Testing and Research Laboratories (ETR Labs), Leominster, MA · ISO/IEC 17025:2017, ANAB certificate AT-2638 · 2–4 business days after the lab receives it
What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.
One email when a new sampling round is published or a result moves across its reference.
Follow this water →Its phone number on EPA record is 707-428-7485 and its mailing address is 1000 WEBSTER STREET, FAIRFIELD, CA 94533-4836. These details come from the system's EPA record.
PurityMap has no verified website for City of Fairfield. Its mailing address on EPA record is 1000 WEBSTER STREET, FAIRFIELD, CA 94533-4836. Your water bill lists the ways to pay. PurityMap does not take payments.
EPA's records list City of Fairfield as serving Fairfield, California. Your water bill names your supplier.
PurityMap's record for City of Fairfield 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.
At least one open health-based violation as of 2026-09-16: that is what EPA's record shows for City of Fairfield. The record comes from EPA's SDWIS compliance database.
City of Fairfield is on EPA record as drawing from surface water.
Start with the hot-or-cold tap check. Where City of Fairfield reported something related, it's shown below.
Lead at City of Fairfield: not detected (90th percentile, 2021–2023 monitoring period). Lead has no taste, so a taste neither shows nor rules it out.