Summerland, CA Radon Mitigation and Testing

Q: What EPA Radon Zone is Summerland in?

Summerland is in Santa Barbara County, EPA Zone Unknown.

Q: How much does radon mitigation cost in Summerland?

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

Santa Barbara County

EPA Zone Unknown

Situated in Santa Barbara County within the Santa Maria Metro area, Summerland has recorded an average radon level of 7.0 pCi/L based on limited testing data. This reading significantly exceeds the EPA action level of 4.0 pCi/L, indicating that homes in zip code 93067 may face elevated radon risk despite California's generally low radon potential.

Summerland, CA Radon Mitigation

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

Summerland, CA Radon Testing

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

Summerland Radon Facts

Key details about the radon risk profile for Summerland and the 93067 zip code area.

EPA Radon Zone

Unknown

County

Santa Barbara County, CA

Zip Code

93067

Predicted Screening Level

Unknown

Summerland and the 93067 zip code are located in Santa Barbara County, which has an EPA assigned Radon Zone of Unknown. A radon zone of Unknown does not have sufficient data for classification. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Summerland, CA

What EPA Radon Zone is Summerland in?

Summerland and the 93067 zip code are in Santa Barbara County, which has an EPA assigned Radon Zone of Unknown. A zone of Unknown does not have sufficient data for classification.

How much does radon mitigation cost in Summerland?

Radon mitigation in Summerland 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 Summerland?

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