Stevinson, CA Radon Mitigation and Testing

Q: What EPA Radon Zone is Stevinson in?

Stevinson is in Merced County, EPA Zone 3.

Q: How much does radon mitigation cost in Stevinson?

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

Merced County

EPA Zone 3

This small farming community in Merced County sits within California's Central Valley, where alluvial soils over sedimentary bedrock generally produce lower radon concentrations. Testing data for zip code 95374 in the Merced Metro area remains limited. Despite the region's typically lower radon risk, homeowners should still consider professional testing, as individual properties can experience elevated levels due to localized geological variations.

Stevinson, CA Radon Mitigation

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

Stevinson, CA Radon Testing

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

Stevinson Radon Facts

Key details about the radon risk profile for Stevinson and the 95374 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Merced County, CA

Zip Code

95374

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Stevinson and the 95374 zip code are located in Merced 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 Stevinson, CA

What EPA Radon Zone is Stevinson in?

Stevinson and the 95374 zip code are in Merced 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 Stevinson?

Radon mitigation in Stevinson 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 Stevinson?

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