Is Santa Fe Springs, CA tap water safe?
The short answer
1 of the 3 utilities serving Santa Fe Springs has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and California’s records: San Gabriel Valley Water Co. - El Monte.
Santa Fe Springs - City, Water Dept., which serves the most people here, has 2 results above EPA’s new limit, which takes effect in 2029 and 1 result above EPA’s health benchmark. The worst: PFOS at 14 ppt, above EPA’s new limit, which takes effect in 2029.
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 Santa Fe Springs’s ZIP codes, from EPA’s estimates.
- Open report
Santa Fe Springs - City, Water Dept.
California · serves 19,219 people · about 15,700 in Santa Fe Springs
2 results above EPA’s new limit, which takes effect in 2029 and 1 result above EPA’s health benchmark. The worst: PFOS at 14 ppt, above EPA’s new limit, which takes effect in 2029.
No health-based violations since 2016
- Open report
San Gabriel Valley Water Co. - El Monte
California · serves 240,000 people · about 2,000 in Santa Fe Springs
3 results above the health goal. The worst: Nitrate at 23 ppm, above the health goal. Hardness: moderately hard to very hard depending on the source, 91 to 340 mg/L (5.3 to 19.9 grains per gallon).
2 health-based violations since 2016
- Open report
Gswc - Culver City
California · serves 38,233 people · lists Santa Fe Springs among the places it serves
1 result above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 60 ppb, above EPA’s health benchmark. Hardness: hard, 170 mg/L (9.9 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 Santa Fe Springs - City, Water Dept.’s water, which serves the most people here. Another utility’s report names what handles its own results.
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ZeroWater 10 Cup Pitcher (ZP-010)
Pitcher
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53checked Oct. 4, 2026
Certified for: PFOS, PFOA
Aquasana Claryum Direct Connect (AQ-MF-1)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOS, PFOA
Express Water StreamLine Direct Connect System (USC001)
Under-sink carbon
- IAPMO listing:NSF/ANSI 42NSF/ANSI 53NSF/ANSI 401checked Oct. 16, 2026
Certified for: PFOS, PFOA
Water testing near Santa Fe Springs
The 3 labs California certifies closest to Santa Fe Springs, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Michelson Laboratories, Inc.
Commerce, CA · about 5 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics
Los Angeles County Public Health Laboratory
Downey, CA · about 6 miles
Certified for bacteria
Weck Laboratories, Inc.
City of Industry, CA · about 8 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts, PFAS, radioactivity
ZIP codes in Santa Fe Springs
Which ZIP codes are in Santa Fe Springs: 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 Santa Fe Springs
Other towns in Los Angeles County with a page of their own.
What to do next
- Read Santa Fe Springs - City, Water Dept.’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOSRanked by certification and what they cost over five years.The best water filters for PFAS, ranked
- On a private well?No utility tests a well. A certified lab test is the first step.How to test well water