Manteca, CA Radon Levels
Check local Manteca radon levels and find certified testing and mitigation professionals to keep your home safe
Manteca, CA Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
San Joaquin County, CA
Zip Code
95336
Manteca spans multiple zip codes (95336, 95337) in San Joaquin County, positioned in California's Central Valley where alluvial deposits typically result in low radon conditions. Limited testing data is available for this Stockton Metro community, encouraging residents to conduct professional radon assessments. The area's agricultural soils and mild climate create housing patterns with minimal basement construction, reducing typical radon accumulation risks.
Manteca, CA Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
Need Radon Mitigation or Testing in Manteca?
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Radon FAQ for Manteca, CA
What EPA Radon Zone is Manteca in?
Manteca and the 95336 zip code are in San Joaquin 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 Manteca?
Radon mitigation in Manteca 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 Manteca?
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 in California with the most user-submitted radon test data, ranked by number of submissions.
| 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 |
| Bishop | 6.25 pCi/L | 4 |
| Oakland | 5.00 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 |
| Sacramento | 4.33 pCi/L | 3 |