Klamath, CA Radon Mitigation and Testing

Q: What EPA Radon Zone is Klamath in?

Klamath is in Del Norte County, EPA Zone 3.

Q: How much does radon mitigation cost in Klamath?

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

Del Norte County

EPA Zone 3

This small Del Norte County community sits along the Klamath River near California's rugged North Coast, where coastal geology typically creates lower radon conditions. The area's marine sedimentary formations and proximity to the Pacific Ocean generally reduce radon accumulation compared to inland regions. While testing data for zip code 95548 remains limited, the community's geological setting suggests relatively lower radon risk, though homeowners should still consider testing for peace of mind.

Klamath, CA Radon Mitigation

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

Klamath, CA Radon Testing

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

Klamath Radon Facts

Key details about the radon risk profile for Klamath and the 95548 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Del Norte County, CA

Zip Code

95548

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Klamath and the 95548 zip code are located in Del Norte 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 Klamath, CA

What EPA Radon Zone is Klamath in?

Klamath and the 95548 zip code are in Del Norte 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 Klamath?

Radon mitigation in Klamath 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 Klamath?

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