No open EPA violations as of 2026-09-16.
EPA record checked 2026-10-06
From EPA's record for CA3310037. PurityMap is independent of City of Corona.
Every community water system publishes one each year. Your water bill or the utility's website links to it.
Are you this utility? Correct this listing →
31 results are on record. These 5 come first: results above a listed reference, then those closest to a legal limit.
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.
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 official website is coronaca.gov, its phone number on EPA record is 951-736-2265 and its mailing address is 755 Public Safety Way, CORONA, CA 92878. These details come from the system's EPA record and a check of its website.
Bills, starting service and stopping service are handled by City of Corona on its official website, coronaca.gov. PurityMap does not take payments.
EPA's records list City of Corona as serving Corona, California. Your water bill names your supplier.
PurityMap's record for City of Corona holds results for 29 PFAS substances. 4 were detected, and none is above a federal legal limit. Each result links to its source in the city report.
No open EPA violations as of 2026-09-16: that is what EPA's record shows for City of Corona. The record comes from EPA's SDWIS compliance database.
City of Corona is on EPA record as drawing from surface water.
Start with the hot-or-cold tap check. Where City of Corona reported something related, it's shown below.
Lead at City of Corona: 3.7 µg/L (90th percentile, 2021–2023 monitoring period). Lead has no taste, so a taste neither shows nor rules it out.