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Is Yuma, AZ tap water safe?

15 utilities serve Yuma, by EPA’s records. Here is what EPA’s and CDC’s records show for each, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

14 of the 15 utilities serving Yuma have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and CDC’s records: City of Yuma, Foothills Water and Sewer LLC, USMC Yuma Main System and 11 more.

City of Yuma, which serves the most people here, has 3 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 150 ppb, above EPA’s health benchmark. Health goals are stricter than legal limits and are not enforced.

A town can be served by more than one utility, and some homes are on private wells. The name on your water bill tells you which is yours, and your ZIP code narrows it down. They are listed by how many people each serves in Yuma’s ZIP codes, from EPA’s estimates.

5 more utilities in Yuma

By EPA’s estimate, each serves fewer people in Yuma than those above.

What handles it

Each of these is certified, on a certifier’s listing, for a result above a line in City of Yuma’s water, which serves the most people here. Another utility’s report names what handles its own results.

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Every claim, and more filters, in the full report

Water testing near Yuma

A utility tests the water it sends out. A test of your own tap shows what your pipes add, and on a private well it is the only test there is. It takes a lab Arizona certifies.

The 2 labs Arizona certifies closest to Yuma, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.

All 49 certified labs for Arizona

ZIP codes in Yuma

Which ZIP codes are in Yuma: Census 2020 relationship files. Which utilities serve them, and how many people: EPA SDWIS and EPA’s service area map. Each utility’s results: EPA UCMR 5, EPA SDWIS, and EPA’s and the state’s compliance monitoring, as its report lists them. How they are measured: methodology. Certified labs: Arizona Department of Health Services, Arizona certified commercial drinking water laboratories; distances from the Census 2020 ZIP code tabulation area gazetteer.

Near Yuma

Other towns in Yuma County with a page of their own.

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