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Orange Cove, CA Radon Levels

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


Orange Cove, CA Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Fresno County, CA
Zip Code 93646
Avg. User Level 1.00 pCi/L
User Tests 1

Situated in Fresno County within California's Central Valley and part of both Fresno and Visalia Metro areas, Orange Cove has recorded an average radon level of 1.0 pCi/L based on testing data from the 93646 zip code. This reading falls well within EPA recommended ranges, reflecting the area's deep Central Valley sediments and agricultural soils that typically inhibit radon gas migration. While current levels appear low, homeowners should still consider periodic testing as geological and construction factors can vary even within generally low-radon regions.

1.00
pCi/L average
Below EPA Action Level

Based on 1 user-submitted radon test for homes in Orange Cove, CA. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Orange Cove, CA Radon Mitigation

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

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Orange Cove, CA Radon Levels

User-submitted radon test readings from homes in the Orange Cove area.

Radon LevelCityHome AgeFoundation
1 pCi/L Orange Cove, CA 21-50 Years No Basement/All Slab

Have a radon test result for Orange Cove? Submit your reading to help other homeowners.

Radon FAQ for Orange Cove, CA

What is the average radon level in Orange Cove, CA?
Based on 1 user-submitted test, the average radon level in Orange Cove is 1.00 pCi/L. This is below the EPA's recommended action level of 4.0 pCi/L. However, we recommend all homes be tested regardless of your neighbor's results.
What EPA Radon Zone is Orange Cove in?
Orange Cove and the 93646 zip code are in Fresno 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 Orange Cove?
Radon mitigation in Orange Cove 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 Orange Cove?
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