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Chualar, CA Radon Levels

Check local Chualar radon levels and find certified testing and mitigation professionals to keep your home safe


Chualar, CA Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Monterey County, CA
Zip Code 93925

Located in Monterey County within California's Salinas Metro area, Chualar sits in the agriculturally rich Salinas Valley on alluvial soils that typically generate lower radon levels than the state's mountainous regions. The community's housing includes both agricultural worker housing and residential developments, with many structures built on slab foundations common to California's coastal valley construction. While comprehensive radon data for zip code 93925 is limited, the geological characteristics suggest moderate radon potential, making individual home testing advisable.

Chualar, CA Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

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Radon FAQ for Chualar, CA

What EPA Radon Zone is Chualar in?
Chualar and the 93925 zip code are in Monterey County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in Chualar?
Radon mitigation in Chualar typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.
Should I test for radon if I'm buying a home in Chualar?
Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in California

Cities in California with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Los Angeles 7.83 pCi/L 6
Mammoth Lakes 10.80 pCi/L 5
San Jose 4.20 pCi/L 5
Rancho Palos Verdes 8.00 pCi/L 4
Bishop 6.25 pCi/L 4
Oakland 5.00 pCi/L 4
Woodland Hills 7.67 pCi/L 3
South Lake Tahoe 6.33 pCi/L 3
Palos Verdes Peninsula 6.00 pCi/L 3
Sacramento 4.33 pCi/L 3