Is Vista Santa Rosa, CA tap water safe?
The short answer
Neither of the 2 utilities serving Vista Santa Rosa has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and California’s records.
Coachella Vwd: Cove Community, which serves the most people here, has 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 17.7 ppb, above EPA’s health benchmark. Health goals are stricter than legal limits and are not enforced.
The water from Coachella Vwd: Cove Community is soft to very hard depending on the source, 7.5 to 326 mg/L (0.4 to 19.1 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 Vista Santa Rosa’s ZIP codes, from EPA’s estimates.
- Open report
Coachella Vwd: Cove Community
California · serves 270,000 people · about 1,400 in Vista Santa Rosa
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 17.7 ppb, above EPA’s health benchmark. Hardness: soft to very hard depending on the source, 7.5 to 326 mg/L (0.4 to 19.1 grains per gallon).
No health-based violations since 2016
- Open report
Coachella Water Authority
California · serves 43,590 people · about 660 in Vista Santa Rosa
2 results above the health goal. The worst: Uranium at 5.1 ppb, above the health goal. Hardness: soft to moderately hard depending on the source, 41 to 72 mg/L (2.4 to 4.2 grains per gallon).
No health-based violations since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in Coachella Vwd: Cove Community’s water, which serves the most people here. Another utility’s report names what handles its own results.
Disclosure: TapBuff earns a commission if you buy through some links on this page. It does not change which standard or filter we name. As an Amazon Associate, TapBuff earns from qualifying purchases. How TapBuff makes money
Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Arsenic
Aquasana SmartFlow Reverse Osmosis (AQ-SFRO2)
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Arsenic
Brondell Capella RC250 Reverse Osmosis System
Under-sink reverse osmosis
- WQA listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 9, 2026
Certified for: Arsenic
Water testing near Vista Santa Rosa
The 3 labs California certifies closest to Vista Santa Rosa, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Brawley Analytical, Inc.
Brawley, CA · about 54 miles
Certified for bacteria, minerals and other inorganics
Imperial County Public Health Laboratory
El Centro, CA · about 63 miles
Certified for bacteria
Babcock Laboratories, Inc.
El Centro, CA · about 64 miles
Certified for bacteria
Which ZIP codes are in Vista Santa Rosa: 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 Vista Santa Rosa
Other towns in Riverside County with a page of their own.
What to do next
- Read Coachella Vwd: Cove Community’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About LithiumWhat it does to health, where it comes from, and the certification claim that addresses it.About Lithium
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water