Is Mountain Gate, CA tap water safe?
The short answer
1 of the 3 utilities serving Mountain Gate has a result above a legal limit or action level, or a health-based violation since 2016, in EPA’s and California’s records: Mountain Gate C.S.D..
City of Redding, which serves the most people here, has 2 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: PFOA at 16.2 ppt, above EPA’s new limit, which takes effect in 2029.
The water from City of Redding is soft to hard depending on the source, 34 to 142 mg/L (2 to 8.3 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 Mountain Gate’s ZIP codes, from EPA’s estimates.
- Open report
City of Redding
California · serves 90,254 people · about 490 in Mountain Gate
2 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: PFOA at 16.2 ppt, above EPA’s new limit, which takes effect in 2029. Hardness: soft to hard depending on the source, 34 to 142 mg/L (2 to 8.3 grains per gallon).
No health-based violations since 2016
- Open report
Bella Vista Water District
California · serves 18,767 people · about 250 in Mountain Gate
2 results above the health goal and 1 result above EPA’s health benchmark. The worst: Lithium at 38.4 ppb, above EPA’s health benchmark. Hardness: soft to moderately hard depending on the source, 45 to 71 mg/L (2.6 to 4.2 grains per gallon).
No health-based violations since 2016
- Open report
Mountain Gate C.S.D.
California · serves 2,227 people · under 100 in Mountain Gate
2 results above the health goal. The worst: Arsenic at 2.1 ppb, above the health goal. Hardness: soft to very hard depending on the source, 50 to 218 mg/L (2.9 to 12.7 grains per gallon).
1 health-based violation since 2016
What handles it
Each of these is certified, on a certifier’s listing, for a result above a line in City of Redding’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: PFOA, PFOS, 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: PFOA, PFOS, 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: PFOA, PFOS, Arsenic, Lead
Water testing near Mountain Gate
The 2 labs California certifies closest to Mountain Gate, in a straight line. Call first: certification is test by test, and not every lab takes samples from homeowners.
Pace Analytical Services, LLC - Redding
Redding, CA · about 15 miles
Certified for bacteria
Fruit Growers Laboratory, Inc.
Chico, CA · about 72 miles
Certified for bacteria
ZIP codes in Mountain Gate
Which ZIP codes are in Mountain Gate: 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 Mountain Gate
Other towns in Shasta County with a page of their own.
What to do next
- Read City of Redding’s full reportEvery result with its dates, the violations, and the certification claim that handles each finding.Open the report
- Filters for PFOARanked 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