Is Firebaugh, CA tap water safe?
The short answer
3 of the 4 utilities serving Firebaugh have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and California’s records: East Acres Mutual Water Company, Panoche Water District and Marquez Rental.
Firebaugh City, which serves the most people here, has 1 result above the limit’s level with no violation recorded, 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Total trihalomethanes (TTHM) at 125 ppb, above the limit’s level, no violation. Health goals are stricter than legal limits and are not enforced.
The water from Firebaugh City is moderately hard to very hard depending on the source, 70 to 255 mg/L (4.1 to 14.9 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 Firebaugh’s ZIP codes, from EPA’s estimates.
- Open report
Firebaugh City
California · serves 8,424 people · under 100 in Firebaugh
1 result above the limit’s level with no violation recorded, 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Total trihalomethanes (TTHM) at 125 ppb, above the limit’s level, no violation. Hardness: moderately hard to very hard depending on the source, 70 to 255 mg/L (4.1 to 14.9 grains per gallon).
No health-based violations since 2016
- Open report
East Acres Mutual Water Company
California · serves 250 people · under 100 in Firebaugh
1 result above the health goal. The worst: Arsenic at 9.8 ppb, above the health goal. Hardness: moderately hard, 75 mg/L (4.4 grains per gallon).
1 health-based violation since 2016
- Open report
Panoche Water District
California · serves 225 people · under 100 in Firebaugh
2 results above the legal limit and 1 result above the health goal. The worst: Total trihalomethanes (TTHM) at 139 ppb, above the legal limit. Hardness: moderately hard, 97 mg/L (5.7 grains per gallon).
20 health-based violations since 2016
- Open report
Marquez Rental
California · serves 50 people · based in Firebaugh
1 result above the legal limit and 1 result above the health goal. The worst: Arsenic at 11.3 ppb, above the legal limit. Hardness: soft, 43 mg/L (2.5 grains per gallon).
4 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 Firebaugh City’s water, which serves the most people here. Another utility’s report names what handles its own results.
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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: Total trihalomethanes (TTHM), 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: Total trihalomethanes (TTHM), Arsenic
Countertop reverse osmosis
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 58NSF/ANSI 401checked Oct. 4, 2026
Certified for: Total trihalomethanes (TTHM), Arsenic
Water testing near Firebaugh
The 3 labs California certifies closest to Firebaugh, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Dellavalle Laboratory, Inc.
Fresno, CA · about 41 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, radioactivity
Moore Twining Associates, Inc.
Fresno, CA · about 44 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, radioactivity
Certified Laboratories - Turlock
Turlock, CA · about 50 miles
Certified for bacteria
ZIP codes in Firebaugh
Which ZIP codes are in Firebaugh: 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 Firebaugh
Other towns in Fresno County with a page of their own.
What to do next
- Read Firebaugh City’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- About Total trihalomethanes (TTHM)What it does to health, where it comes from, and the certification claim that addresses it.About Total trihalomethanes (TTHM)
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water