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Tulare, CA Radon Levels

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


Tulare, CA Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Tulare County, CA
Zip Code 93274

Located in California's Central Valley within Tulare County, this agricultural community sits atop deep alluvial soils that generally produce low radon levels. However, testing data for zip code 93274 remains limited, making individual home assessment important for residents in both the Hanford and Visalia metropolitan areas. The region's sedimentary geology and thick soil deposits typically result in minimal radon accumulation, though homes with specific construction characteristics should still undergo testing.

Tulare, 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 Tulare, CA

What EPA Radon Zone is Tulare in?
Tulare and the 93274 zip code are in Tulare 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 Tulare?
Radon mitigation in Tulare 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 Tulare?
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