South Deerfield, MA Radon Levels

Q: What EPA Radon Zone is South Deerfield in?

South Deerfield is in Franklin County, EPA Zone 2.

Q: How much does radon mitigation cost in South Deerfield?

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

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

South Deerfield, MA Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Franklin County, MA

Zip Code 01373

Located in Franklin County in western Massachusetts, South Deerfield sits in EPA Zone 2 along the Connecticut River valley. The area's alluvial soils and underlying metamorphic bedrock can contribute to moderate radon potential, though levels vary significantly by location. With testing data for zip code 01373 currently limited, homeowners should conduct radon testing to determine their specific risk level.

9.13

pCi/L area average

Above EPA Action Level

Franklin County average: 9.13 pCi/L, based on 8 user-submitted tests across 6 cities in the county. No homeowner readings have been submitted for South Deerfield itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

South Deerfield, MA Radon Mitigation

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

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Radon Readings Near South Deerfield, MA

No homeowner tests have been submitted for South Deerfield yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Sunderland	2.9 mi	4.50 pCi/L	2
Conway	5.2 mi	4.00 pCi/L	1
Leverett	5.9 mi	9.00 pCi/L	1
Haydenville	7.9 mi	4.00 pCi/L	1
Greenfield	8.7 mi	17.00 pCi/L	1
Leeds	9.5 mi	5.00 pCi/L	2
Goshen	9.7 mi	12.00 pCi/L	1
Northampton	10.6 mi	3.00 pCi/L	2

Franklin County Radon Profile

EPA mapping assigns Franklin County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 6 cities in Franklin County average 9.13 pCi/L across 8 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Franklin County home regardless of zone or a neighbor's results.

Radon FAQ for South Deerfield, MA

What EPA Radon Zone is South Deerfield in?

South Deerfield and the 01373 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.

Why are radon readings shown from areas near South Deerfield?

No homeowner radon tests have been submitted for South Deerfield yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Franklin County average—are the best available indicator of local conditions until South Deerfield homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in South Deerfield?

Radon mitigation in South Deerfield 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 South Deerfield?

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.