Is Aguanga, CA tap water safe?
The short answer
Neither of the 2 utilities serving Aguanga has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and California’s records.
Bradford Run Rv, which serves the most people here, has 1 result above the health goal. The worst: Nitrate at 25 ppm, above the health goal. Health goals are stricter than legal limits and are not enforced.
The water from Bradford Run Rv is very hard, 285 mg/L (16.7 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 Aguanga’s ZIP codes, from EPA’s estimates.
- Open report
Bradford Run Rv
California · serves 75 people · under 100 in Aguanga
1 result above the health goal. The worst: Nitrate at 25 ppm, above the health goal. Hardness: very hard, 285 mg/L (16.7 grains per gallon).
No health-based violations since 2016
- Open report
Outdoor Resorts Rancho CA
California · serves 600 people · based in Aguanga
1 result above the health goal. The worst: Uranium at 11.9 ppb, above the health goal. Hardness: very hard, typically 415 mg/L (24.3 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 Bradford Run Rv’s water, which serves the most people here. Another utility’s report names what handles its own results.
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Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Nitrate
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: Nitrate
Culligan 10-Cup Pitcher with ZeroWater Technology (ZEROP10)
Pitcher
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 9, 2026
Certified for: Nitrate
Water testing near Aguanga
The 3 labs California certifies closest to Aguanga, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Applied Industrial Microbiology, Inc.
Vista, CA · about 33 miles
Certified for bacteria, nitrate
Alpha Analytical Laboratories, Inc. - San Diego
Vista, CA · about 35 miles
Certified for bacteria, nitrate, minerals and other inorganics
Babcock Laboratories, Inc.
Riverside, CA · about 41 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, PFAS, radioactivity
ZIP codes in Aguanga
Which ZIP codes are in Aguanga: 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 Aguanga
Other towns in Riverside County with a page of their own.
What to do next
- Read Bradford Run Rv’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for NitrateRanked by certification and what they cost over five years.The best reverse osmosis systems, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water