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Windham, ME Radon Levels

Check local Windham radon levels and find certified testing and mitigation professionals to keep your home safe


Windham, ME Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Cumberland County, ME
Zip Code 04062
Avg. User Level 14.00 pCi/L
User Tests 1

This Portland metropolitan area community in Cumberland County has recorded an elevated average radon level of 14.0 pCi/L, well above the EPA's 4.0 pCi/L action threshold. Windham's location over Maine's granite bedrock and glacial deposits contributes to higher radon potential throughout zip code 04062. Professional radon mitigation is strongly recommended, particularly for the area's many homes with full basements typical of New England construction.

14.00
pCi/L average
Above EPA Action Level

Based on 1 user-submitted radon test for homes in Windham, ME. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Windham, ME Radon Mitigation

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

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Windham, ME Radon Levels

User-submitted radon test readings from homes in the Windham area.

Radon LevelCityHome AgeFoundation
14 pCi/L Windham, ME 21-50 Years Full Basement

Have a radon test result for Windham? Submit your reading to help other homeowners.

Radon FAQ for Windham, ME

What is the average radon level in Windham, ME?
Based on 1 user-submitted test, the average radon level in Windham is 14.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
What EPA Radon Zone is Windham in?
Windham and the 04062 zip code are in Cumberland 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 Windham?
Radon mitigation in Windham 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 Windham?
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.

CityAvg User Radon LevelSubmissions
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