Forest Ranch, CA Radon Mitigation and Testing

Q: What EPA Radon Zone is Forest Ranch in?

Forest Ranch is in Butte County, EPA Zone 3.

Q: How much does radon mitigation cost in Forest Ranch?

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

Butte County

EPA Zone 3

Forest Ranch, CA resides in Butte 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. Testing is recommended for all homes in the 95942 zip code area.

Forest Ranch, CA Radon Mitigation

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

Forest Ranch, CA Radon Testing

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

Forest Ranch Radon Facts

Key details about the radon risk profile for Forest Ranch and the 95942 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Butte County, CA

Zip Code

95942

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Forest Ranch and the 95942 zip code are located in Butte 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 Forest Ranch, CA

What EPA Radon Zone is Forest Ranch in?

Forest Ranch and the 95942 zip code are in Butte 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 Forest Ranch?

Radon mitigation in Forest Ranch 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 Forest Ranch?

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