North Highlands, CA Radon Mitigation and Testing

Q: What EPA Radon Zone is North Highlands in?

North Highlands is in Sacramento County, EPA Zone 3.

Q: How much does radon mitigation cost in North Highlands?

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

Sacramento County

EPA Zone 3

Part of the Sacramento Metro area in Sacramento County, North Highlands sits in California's Central Valley where varied geological conditions can influence radon levels. Testing data for zip code 95660 remains limited, making individual home testing important for residents. While California generally shows lower radon levels than many states, the diverse geology and housing types in this suburban community warrant professional radon assessment.

North Highlands, CA Radon Mitigation

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

North Highlands, CA Radon Testing

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

North Highlands Radon Facts

Key details about the radon risk profile for North Highlands and the 95660 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Sacramento County, CA

Zip Code

95660

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

North Highlands and the 95660 zip code are located in Sacramento 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 North Highlands, CA

What EPA Radon Zone is North Highlands in?

North Highlands and the 95660 zip code are in Sacramento 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 North Highlands?

Radon mitigation in North Highlands 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 North Highlands?

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