Farmington, ME Radon Mitigation and Testing

Q: What EPA Radon Zone is Farmington in?

Farmington is in Franklin County, EPA Zone 1.

Q: How much does radon mitigation cost in Farmington?

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

Franklin County

EPA Zone 1

Nestled in western Maine's Franklin County, Farmington sits in EPA Zone 1 where granite bedrock and glacial deposits commonly contribute to elevated radon levels throughout the region. The community's traditional New England housing stock, including many homes with basements and stone foundations, creates conditions favorable for radon accumulation. Testing data remains limited for zip code 04938, making professional radon assessment crucial given the area's known geological risk factors.

Farmington, ME Radon Mitigation

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

Farmington, ME Radon Testing

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

Farmington Radon Facts

Key details about the radon risk profile for Farmington and the 04938 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Franklin County, ME

Zip Code

04938

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Farmington and the 04938 zip code are located in Franklin 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 Farmington, ME

What EPA Radon Zone is Farmington in?

Farmington and the 04938 zip code are in Franklin 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 Farmington?

Radon mitigation in Farmington 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 Farmington?

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