North Haven, ME Radon Levels
Check local North Haven radon levels and find certified testing and mitigation professionals to keep your home safe
North Haven, ME Radon Facts
EPA Radon Zone
Zone 2 — Moderate Risk
2–4 pCi/L (Zone 2)
County
Knox County, ME
Zip Code
04853
This coastal Knox County community in Maine's midcoast region sits on granite bedrock that can produce elevated radon levels in some areas. With limited testing data available for zip code 04853, homeowners should conduct professional radon testing regardless of home age or foundation type. Maine's geology and seasonal home closures make radon accumulation a particular concern for both year-round and seasonal residents.
North Haven, 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 North Haven, ME
What EPA Radon Zone is North Haven in?
North Haven and the 04853 zip code are in Knox 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 North Haven?
Radon mitigation in North Haven 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 North Haven?
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 |