Greenwood, ME Radon Mitigation and Testing

Q: What EPA Radon Zone is Greenwood in?

Greenwood is in Oxford County, EPA Zone 1.

Q: How much does radon mitigation cost in Greenwood?

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

Oxford County

EPA Zone 1

Nestled in Oxford County within Maine's western foothills region, Greenwood sits atop granite bedrock and glacial deposits that can influence radon levels. While comprehensive testing data is currently limited for zip code 04255, the underlying geology suggests homeowners should conduct radon testing. Maine's older housing stock, including homes with stone foundations and basements, can provide pathways for radon entry.

Greenwood, ME Radon Mitigation

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

Greenwood, ME Radon Testing

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

Greenwood Radon Facts

Key details about the radon risk profile for Greenwood and the 04255 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Oxford County, ME

Zip Code

04255

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Greenwood and the 04255 zip code are located in Oxford County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Greenwood, ME

What EPA Radon Zone is Greenwood in?

Greenwood and the 04255 zip code are in Oxford County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 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 Maine

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Rumford	5.67 pCi/L	3
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