Avenal, CA Radon Mitigation and Testing

Q: What EPA Radon Zone is Avenal in?

Avenal is in Kings County, EPA Zone 3.

Q: How much does radon mitigation cost in Avenal?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Kings County

EPA Zone 3

Located in Kings County within the San Joaquin Valley, Avenal sits in EPA Zone 3 where radon levels are typically low. Testing data for Avenal (93204) is currently limited, making individual home testing the best way to determine actual radon levels. Given California's varied geology and housing stock, homeowners should test regardless of regional averages to ensure their family's safety.

Avenal, CA Radon Mitigation

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

Avenal, CA Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Avenal Radon Facts

Key details about the radon risk profile for Avenal and the 93204 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Kings County, CA

Zip Code

93204

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Avenal and the 93204 zip code are located in Kings County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Avenal, CA

What EPA Radon Zone is Avenal in?

Avenal and the 93204 zip code are in Kings 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 Avenal?

Radon mitigation in Avenal 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 Avenal?

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 with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
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
Woodland Hills	7.67 pCi/L	3
South Lake Tahoe	6.33 pCi/L	3
Palos Verdes Peninsula	6.00 pCi/L	3
Bishop	5.67 pCi/L	3
Sacramento	4.33 pCi/L	3
Oakland	3.33 pCi/L	3
Fresno	10.00 pCi/L	2
Davis	8.00 pCi/L	2
Palo Alto	6.50 pCi/L	2
Studio City	6.50 pCi/L	2
Menlo Park	5.00 pCi/L	2
Truckee	5.00 pCi/L	2
Walnut Creek	4.00 pCi/L	2
San Diego	3.50 pCi/L	2
San Francisco	3.50 pCi/L	2
Belmont	20.00 pCi/L	1