Richmond, ME Radon Levels
Check local Richmond radon levels and find certified testing and mitigation professionals to keep your home safe
Richmond, ME Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Sagadahoc County, ME
Zip Code
04357
Positioned in Sagadahoc County within the Portland Metro area, Richmond sits on Maine's granite-rich geology that can contribute to moderate radon potential throughout New England. Testing data for zip code 04357 is currently limited, making individual home assessment important for residents. Maine's crystalline bedrock and glacial soil deposits often produce radon levels that vary significantly from property to property.
Richmond, ME Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Richmond, ME
What EPA Radon Zone is Richmond in?
Richmond and the 04357 zip code are in Sagadahoc 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 Richmond?
Radon mitigation in Richmond 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 Richmond?
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 Maine
Cities in Maine with the most user-submitted radon test data, ranked by number of submissions.
| City | Avg User Radon Level | Submissions |
|---|---|---|
| Rumford | 6.00 pCi/L | 4 |
| York | 8.50 pCi/L | 2 |
| Saco | 7.50 pCi/L | 2 |
| Hampden | 4.50 pCi/L | 2 |
| Scarborough | 14.00 pCi/L | 1 |
| Kittery | 12.00 pCi/L | 1 |
| South Portland | 10.00 pCi/L | 1 |
| Portland | 4.00 pCi/L | 1 |