Point Arena, CA Radon Mitigation and Testing

Q: What EPA Radon Zone is Point Arena in?

Point Arena is in Mendocino County, EPA Zone 3.

Q: How much does radon mitigation cost in Point Arena?

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

Mendocino County

EPA Zone 3

Positioned in Mendocino County along California's rugged north coast, Point Arena sits in EPA Zone 3 with generally lower radon potential. Testing data for ZIP code 95468 is currently limited, though coastal geology typically reduces radon risk. The area's mix of older coastal homes and newer construction can still produce variable readings warranting individual assessment.

Point Arena, CA Radon Mitigation

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

Point Arena, CA Radon Testing

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

Point Arena Radon Facts

Key details about the radon risk profile for Point Arena and the 95468 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Mendocino County, CA

Zip Code

95468

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Point Arena and the 95468 zip code are located in Mendocino 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 Point Arena, CA

What EPA Radon Zone is Point Arena in?

Point Arena and the 95468 zip code are in Mendocino 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 Point Arena?

Radon mitigation in Point Arena 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 Point Arena?

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