Owls Head, ME Radon Mitigation and Testing

Q: What EPA Radon Zone is Owls Head in?

Owls Head is in Knox County, EPA Zone 2.

Q: How much does radon mitigation cost in Owls Head?

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

Knox County

EPA Zone 2

Owls Head in Knox County sits along Maine's rocky coast where granite bedrock typically produces lower radon levels than inland areas, though individual properties can still vary significantly. With testing data limited for the 04854 area, coastal homeowners should still consider radon testing, especially in homes with basement or crawl space foundations. The community's mix of historic coastal cottages and year-round residences creates diverse foundation types that may accumulate radon differently.

Owls Head, ME Radon Mitigation

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

Owls Head, ME Radon Testing

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

Owls Head Radon Facts

Key details about the radon risk profile for Owls Head and the 04854 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Knox County, ME

Zip Code

04854

Predicted Screening Level

2–4 pCi/L (Zone 2)

Owls Head and the 04854 zip code are located in Knox County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Owls Head, ME

What EPA Radon Zone is Owls Head in?

Owls Head and the 04854 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 Owls Head?

Radon mitigation in Owls Head 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 Owls Head?

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