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Cedarville, CA Radon Levels

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


Cedarville, CA Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)
County Modoc County, CA
Zip Code 96104

High in California's northeastern mountains, Cedarville in Modoc County currently has minimal radon testing data available for homeowners. The area's volcanic geology and high-elevation desert environment create unique conditions that can influence radon levels in unpredictable ways. Given the sparse population and limited testing history, residents should prioritize professional radon assessment to understand their individual home's risk profile.

Cedarville, 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 Cedarville, CA

What EPA Radon Zone is Cedarville in?
Cedarville and the 96104 zip code are in Modoc County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.
How much does radon mitigation cost in Cedarville?
Radon mitigation in Cedarville 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 Cedarville?
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