Call For A Free Quote: 1-800-299-3578 (toll free) | 207-514-7583 (local)

Limestone, ME Radon Levels

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


Limestone, ME Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)
County Aroostook County, ME
Zip Code 04750
Avg. User Level 10.00 pCi/L
User Tests 1

Far northern Maine's Limestone in Aroostook County recorded a radon level of 10.0 pCi/L, significantly exceeding the EPA action threshold. Located near the Canadian border on sedimentary bedrock, this former Air Force base community sits at zip code 04750. The elevated reading demonstrates that even remote northern locations can have serious radon concerns requiring immediate attention and professional mitigation.

10.00
pCi/L average
Above EPA Action Level

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

0
4.0 EPA
10+

Limestone, ME Radon Mitigation

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

Need Radon Mitigation or Testing in Limestone?

  • 100% Free, No-Obligation Quotes
  • Matches You with State-Licensed Aroostook County Pros
1-800-299-3578 207-514-7583 (local) Toll-free · Mon–Fri 8am–6pm ET

Limestone, ME Radon Levels

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

Radon LevelCityHome AgeFoundation
10 pCi/L Limestone, ME 21-50 Years Full Basement

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

Radon FAQ for Limestone, ME

What is the average radon level in Limestone, ME?
Based on 1 user-submitted test, the average radon level in Limestone is 10.00 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 Limestone in?
Limestone and the 04750 zip code are in Aroostook 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 Limestone?
Radon mitigation in Limestone 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 Limestone?
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