Is Bridgeport, CA tap water safe?
The short answer
1 of the 2 utilities serving Bridgeport has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and California’s records: Bridgeport PUD.
Bridgeport PUD, which serves the most people here, has 1 result above the limit’s level with no violation recorded and 2 results above the health goal. The worst: Arsenic at 43.6 ppb, above the limit’s level, no violation. Health goals are stricter than legal limits and are not enforced.
The water from Bridgeport PUD is moderately hard, typically 84 mg/L (4.9 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 Bridgeport’s ZIP codes, from EPA’s estimates.
- Open report
Bridgeport PUD
California · serves 374 people · under 100 in Bridgeport
1 result above the limit’s level with no violation recorded and 2 results above the health goal. The worst: Arsenic at 43.6 ppb, above the limit’s level, no violation. Hardness: moderately hard, typically 84 mg/L (4.9 grains per gallon).
12 health-based violations since 2016
- Open report
Usmc/Mtn Warfare Trng Ctr - Bridgeport
California · serves 300 people · under 100 in Bridgeport
2 results above the health goal. The worst: Arsenic at 6.9 ppb, above the health goal. Hardness: hard, typically 160 mg/L (9.4 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 Bridgeport PUD’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: Arsenic, Lead
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, Lead
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, Lead
Water testing near Bridgeport
The 2 labs California certifies closest to Bridgeport, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Precision Enviro-Tech
Twain Harte, CA · about 44 miles
Certified for bacteria
49er Water Laboratory
Jackson, CA · about 72 miles
Certified for bacteria, nitrate, minerals and other inorganics
ZIP codes in Bridgeport
Which ZIP codes are in Bridgeport: 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 Bridgeport
Other towns in Mono County with a page of their own.
What to do next
- Read Bridgeport PUD’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for ArsenicRanked 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