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Is Mentone, CA tap water safe?

4 utilities serve Mentone, 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

1 of the 4 utilities serving Mentone has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and California’s records: Brookside MHP.

Redlands City MUD - Water Div, which serves the most people here, has 2 results above EPA’s new limit, which takes effect in 2029, 3 results above the health goal and 1 result above EPA’s health benchmark. The worst: PFOS at 5.8 ppt, above EPA’s new limit, which takes effect in 2029.

The water from Redlands City MUD - Water Div is moderately hard to very hard depending on the source, 85 to 225 mg/L (5 to 13.2 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 Mentone’s ZIP codes, from EPA’s estimates.

MUD stands for municipal utility district, a local water and sewer district common in Texas.

What handles it

Each of these is certified, on a certifier’s listing, for a result above a line in Redlands City MUD - Water Div’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 Mentone

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

  • BSK Associates - San Bernardino Analytical Laboratory

    San Bernardino, CA · about 9 miles

    Certified for bacteria

    (559) 497-2888

  • Clinical Laboratory of San Bernardino, Inc.

    Grand Terrace, CA · about 12 miles

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

    (909) 825-7693

  • Babcock Laboratories, Inc.

    Riverside, CA · about 14 miles

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

    (951) 653-3351

All 145 certified labs for California

ZIP codes in Mentone

Which ZIP codes are in Mentone: 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.