Greenfield, MA Radon Mitigation and Testing

Q: What is the average radon level in Greenfield, MA?

Based on 1 user-submitted tests, the average radon level is 17.00 pCi/L.

Q: What EPA Radon Zone is Greenfield in?

Greenfield is in Franklin County, EPA Zone 2.

Q: How much does radon mitigation cost in Greenfield?

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

Avg: 17.00 pCi/L

Franklin County

EPA Zone 2

1 user test

Located in Franklin County at zip code 01301, Greenfield has recorded an average radon level of 17.0 pCi/L, significantly exceeding the EPA's 4.0 pCi/L action threshold. The region's metamorphic bedrock and older housing stock with stone foundations contribute to these elevated readings. Immediate radon mitigation is recommended for homes with similar levels.

17.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Greenfield, MA Radon Mitigation

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

Greenfield, MA Radon Testing

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

Greenfield, Massachusetts Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
17 pCi/L	Greenfield, MA	21-50 Years	Full Basement	Dec 2018

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

Greenfield Radon Facts

Key details about the radon risk profile for Greenfield and the 01301 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Franklin County, MA

Zip Code

01301

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

17.00 pCi/L

User Tests Submitted

Greenfield and the 01301 zip code are located in Franklin 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 Greenfield, MA

What is the average radon level in Greenfield, MA?

Based on 1 user-submitted test, the average radon level in Greenfield is 17.00 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 Greenfield in?

Greenfield and the 01301 zip code are in Franklin 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 Greenfield?

Radon mitigation in Greenfield 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 Greenfield?

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 Massachusetts

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Littleton	9.40 pCi/L	5
Gloucester	8.40 pCi/L	5
Florence	7.40 pCi/L	5
Douglas	12.00 pCi/L	4
Weymouth	8.50 pCi/L	4
Mashpee	5.00 pCi/L	4
Natick	5.00 pCi/L	4
Worcester	17.67 pCi/L	3
Attleboro	10.00 pCi/L	3
Stoneham	9.67 pCi/L	3
Hopkinton	9.33 pCi/L	3
Medford	8.00 pCi/L	3
Boxford	6.67 pCi/L	3
Reading	5.67 pCi/L	3
Haverhill	5.00 pCi/L	3
Melrose	5.00 pCi/L	3
Somerville	4.33 pCi/L	3
Woburn	19.00 pCi/L	2
Marlborough	13.50 pCi/L	2
Cohasset	11.50 pCi/L	2