Greenville, ME Radon Mitigation and Testing

Q: What EPA Radon Zone is Greenville in?

Greenville is in Piscataquis County, EPA Zone 1.

Q: How much does radon mitigation cost in Greenville?

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

Piscataquis County

EPA Zone 1

Tucked into Maine's north-central wilderness in Piscataquis County, Greenville overlooks Moosehead Lake amid granite bedrock and glacial soils. The town's zip code 04441 features seasonal camps, year-round homes, and lodging facilities, many with basements built into the rocky terrain. While radon testing data is limited for this remote location, Maine's granite geology warrants radon testing, especially in homes with below-grade living spaces.

Greenville, ME Radon Mitigation

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

Greenville, ME Radon Testing

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

Greenville Radon Facts

Key details about the radon risk profile for Greenville and the 04441 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Piscataquis County, ME

Zip Code

04441

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Greenville and the 04441 zip code are located in Piscataquis 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 Greenville, ME

What EPA Radon Zone is Greenville in?

Greenville and the 04441 zip code are in Piscataquis 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 Greenville?

Radon mitigation in Greenville 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 Greenville?

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