Is Elk Grove, CA tap water safe?
The short answer
2 of the 5 utilities serving Elk Grove have a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and California’s records: SCWA - Laguna/Vineyard and Laguna Village Rv Park.
SCWA - Laguna/Vineyard, which serves the most people here, has 2 results above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: PFOS at 24 ppt, above EPA’s new limit, which takes effect in 2029.
The water from SCWA - Laguna/Vineyard is soft to very hard depending on the source, 9.1 to 385 mg/L (0.5 to 22.5 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 Elk Grove’s ZIP codes, from EPA’s estimates.
- Open report
SCWA - Laguna/Vineyard
California · serves 188,417 people · about 58,300 in Elk Grove
2 results above EPA’s new limit, which takes effect in 2029 and 2 results above the health goal. The worst: PFOS at 24 ppt, above EPA’s new limit, which takes effect in 2029. Hardness: soft to very hard depending on the source, 9.1 to 385 mg/L (0.5 to 22.5 grains per gallon).
1 health-based violation since 2016
- Open report
Elk Grove Water District
California · serves 44,065 people · about 20,300 in Elk Grove
2 results above the health goal. The worst: Arsenic at 4.5 ppb, above the health goal. Hardness: moderately hard to very hard depending on the source, 61 to 230 mg/L (3.6 to 13.5 grains per gallon).
No health-based violations since 2016
- Open report
City of Sacramento Main
California · serves 527,979 people · about 4,900 in Elk Grove
3 results above EPA’s new limit, which takes effect in 2029, 2 results above the health goal and 1 result above EPA’s health benchmark. The worst: PFOS at 41.4 ppt, above EPA’s new limit, which takes effect in 2029. Hardness: soft to very hard depending on the source, 15 to 320 mg/L (0.9 to 18.7 grains per gallon).
No health-based violations since 2016
- Open report
Westerner Mobile Home Park
California · serves 65 people · under 100 in Elk Grove
2 results above the health goal. The worst: Arsenic at 4.0 ppb, above the health goal. Hardness: hard, 161 mg/L (9.4 grains per gallon).
No health-based violations since 2016
- Open report
Laguna Village Rv Park
California · serves 28 people · under 100 in Elk Grove
1 result above the action level and 1 result above the health goal. The worst: Lead at 17 ppb, above the action level. Hardness: hard, 135 mg/L (7.9 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 SCWA - Laguna/Vineyard’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: PFOS, PFOA, 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: PFOS, PFOA, 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: PFOS, PFOA, Arsenic
Water testing near Elk Grove
The 3 labs California certifies closest to Elk Grove, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Alpha Analytical Laboratories, Inc.
Elk Grove, CA · about 2 miles
Certified for bacteria, nitrate, minerals and other inorganics
Continental Water Laboratory
Sacramento, CA · about 8 miles
Certified for bacteria, nitrate, lead and copper, metals, minerals and other inorganics, organic chemicals, disinfection byproducts
Sparger Technology, Inc.
Sacramento, CA · about 11 miles
Certified for bacteria, nitrate, minerals and other inorganics
Which ZIP codes are in Elk Grove: 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 Elk Grove
Other towns in Sacramento County with a page of their own.
What to do next
- Read SCWA - Laguna/Vineyard’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