Greenwood, CA Radon Levels
Check local Greenwood radon levels and find certified testing and mitigation professionals to keep your home safe
Greenwood, CA Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
El Dorado County, CA
Zip Code
95635
Nestled in El Dorado County in the Sierra Nevada foothills, Greenwood (95635) rests on granite and metamorphic bedrock that can produce elevated radon levels in some areas. While comprehensive radon testing data is not currently available for this rural Sacramento metro community, the geological conditions typical of the Gold Country region suggest the need for professional assessment. Homes with basements or lower levels may be particularly susceptible to radon accumulation.
Greenwood, 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 Greenwood?
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1-800-299-3578
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Radon FAQ for Greenwood, CA
What EPA Radon Zone is Greenwood in?
Greenwood and the 95635 zip code are in El Dorado County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in Greenwood?
Radon mitigation in Greenwood 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 Greenwood?
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 |