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Is Three Rivers, CA tap water safe?

10 utilities serve Three Rivers, by EPA’s records. Here is what EPA’s and California’s records show for each, against the legal limits and the stricter health goals.

Matched to your utility using EPA records.

The short answer

4 of the 10 utilities serving Three Rivers have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and California’s records: South Kaweah Mutual Water Company, Deer Meadow Mutual Water Company, East Three Rivers Mutual Water Corp and 1 more.

North Kaweah Mutual Water Company, which serves the most people here, has 2 results above the health goal. The worst: Arsenic at 2.3 ppb, above the health goal. Health goals are stricter than legal limits and are not enforced.

The water from North Kaweah Mutual Water Company is very hard, typically 241 mg/L (14.1 grains per gallon). How California’s water compares.

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 Three Rivers’s ZIP codes, from EPA’s estimates.

What handles it

Each of these is certified, on a certifier’s listing, for a result above a line in North Kaweah Mutual Water Company’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 Three Rivers

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 Three Rivers, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.

  • Fruit Growers Laboratory, Inc.

    Visalia, CA · about 34 miles

    Certified for bacteria

    (559) 734-9473

  • Sierra Dairy Laboratory

    Tulare, CA · about 35 miles

    Certified for bacteria

    (559) 686-2070

  • Inyo County Water Lab

    Independence, CA · about 41 miles

    Certified for bacteria

    (760) 878-8476

All 145 certified labs for California

ZIP codes in Three Rivers

Which ZIP codes are in Three Rivers: 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 Three Rivers

Towns nearby with a page of their own.

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