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Is Atwater, CA tap water safe?

City of Atwater serves Atwater, by EPA’s records. Here is what EPA’s and California’s records show for it, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

City of Atwater serves Atwater. In EPA’s and California’s records it has 3 results above EPA’s new limit, which takes effect in 2029 and 3 results above the health goal, and no health-based violation since 2016.

The worst: PFOS at 45 ppt, above EPA’s new limit, which takes effect in 2029.

The water from City of Atwater is soft to hard depending on the source, 30 to 150 mg/L (1.8 to 8.8 grains per gallon). How California’s water compares.

Some homes in a town are on private wells or a small system of their own. The name on your water bill tells you which is yours.

What handles it

Each of these is certified, on a certifier’s listing, for a result above a line in City of Atwater’s water.

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Every claim, and more filters, in the full report

Water testing near Atwater

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 California certifies.

The 3 labs California certifies closest to Atwater, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.

  • Microbac Laboratories, Inc. - Turlock

    Turlock, CA · about 17 miles

    Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, radioactivity

    (707) 822-4649

  • Certified Laboratories - Turlock

    Turlock, CA · about 17 miles

    Certified for bacteria

    (209) 664-1100

  • Aemtek, Inc.

    Modesto, CA · about 32 miles

    Certified for bacteria

    (510) 979-1979

All 145 certified labs for California

ZIP codes in Atwater

Which ZIP codes are in Atwater: 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: California State Water Resources Control Board, ELAP accredited laboratories and their fields of accreditation; distances from the Census 2020 ZIP code tabulation area gazetteer.

Near Atwater

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

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