Kennebunkport, ME Radon Mitigation and Testing

Q: What EPA Radon Zone is Kennebunkport in?

Kennebunkport is in York County, EPA Zone 1.

Q: How much does radon mitigation cost in Kennebunkport?

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

York County

EPA Zone 1

Positioned along York County's scenic coastline within the Portland Metro area, Kennebunkport features historic homes and newer coastal developments built over granite bedrock and marine deposits. Testing data for zip code 04046 is currently limited, though Maine's varied geology can produce significant radon variations even within coastal communities. Residents should conduct testing regardless of proximity to the ocean, as radon can accumulate in enclosed basement and crawl space areas common in New England construction.

Kennebunkport, ME Radon Mitigation

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

Kennebunkport, ME Radon Testing

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

Kennebunkport Radon Facts

Key details about the radon risk profile for Kennebunkport and the 04046 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

York County, ME

Zip Code

04046

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Kennebunkport and the 04046 zip code are located in York 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 Kennebunkport, ME

What EPA Radon Zone is Kennebunkport in?

Kennebunkport and the 04046 zip code are in York 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 Kennebunkport?

Radon mitigation in Kennebunkport 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 Kennebunkport?

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