Camptonville, CA Radon Mitigation and Testing

Q: What EPA Radon Zone is Camptonville in?

Camptonville is in Sierra County, EPA Zone 2.

Q: How much does radon mitigation cost in Camptonville?

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

Sierra County

EPA Zone 2

Tucked away in Sierra County in California's Gold Country, Camptonville sits amid Sierra Nevada foothills where granite and metamorphic rocks typically produce moderate radon levels. Testing data for this rural 95922 area is currently limited, making individual home assessments important for residents. The region's varied geology and older mining-era housing stock can create unique radon entry pathways.

Camptonville, CA Radon Mitigation

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

Camptonville, CA Radon Testing

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

Camptonville Radon Facts

Key details about the radon risk profile for Camptonville and the 95922 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Sierra County, CA

Zip Code

95922

Predicted Screening Level

2–4 pCi/L (Zone 2)

Camptonville and the 95922 zip code are located in Sierra County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Camptonville, CA

What EPA Radon Zone is Camptonville in?

Camptonville and the 95922 zip code are in Sierra 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 Camptonville?

Radon mitigation in Camptonville 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 Camptonville?

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