Rohnert Park, CA Radon Levels
Check local Rohnert Park radon levels and find certified testing and mitigation professionals to keep your home safe
Rohnert Park, CA Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Sonoma County, CA
Zip Code
94928
Located in Sonoma County within the Santa Rosa Metro area, Rohnert Park sits on sedimentary formations and alluvial soils that generally result in lower radon potential. Since comprehensive testing data isn't available for this 94928 community, homeowners should still consider radon testing as California's diverse geology can create localized variations.
Rohnert Park, 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 Rohnert Park?
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Radon FAQ for Rohnert Park, CA
What EPA Radon Zone is Rohnert Park in?
Rohnert Park and the 94928 zip code are in Sonoma 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 Rohnert Park?
Radon mitigation in Rohnert Park 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 Rohnert Park?
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 |