Harrison, ME Radon Levels
Check local Harrison radon levels and find certified testing and mitigation professionals to keep your home safe
Harrison, ME Radon Facts
EPA Radon Zone
Zone 1 — High Risk
> 4.0 pCi/L (Zone 1)
County
Cumberland County, ME
Zip Code
04040
Positioned in southern Maine's Cumberland County near the Portland metro region, this community overlies granite bedrock that can contribute to elevated radon levels. Testing data for zip code 04040 remains limited, making individual home assessment crucial for residents. Maine's geological conditions and prevalence of basement foundations throughout the region create conditions where radon accumulation should be monitored by homeowners.
Harrison, 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 Harrison, ME
What EPA Radon Zone is Harrison in?
Harrison and the 04040 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 Harrison?
Radon mitigation in Harrison 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 Harrison?
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 |