Northfield, VT Radon Mitigation and Testing

Q: What EPA Radon Zone is Northfield in?

Northfield is in Washington County, EPA Zone 2.

Q: How much does radon mitigation cost in Northfield?

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

Washington County

EPA Zone 2

Located in Washington County in Vermont's central mountain region, Northfield sits above the state's complex geological foundation that includes uranium-bearing formations in ancient bedrock. Testing data for zip code 05663 remains limited, making individual radon measurements crucial for residents in this area. Vermont's geological radon potential, combined with the region's typical basement-equipped housing stock, makes comprehensive testing especially important for homeowner safety.

Northfield, VT Radon Mitigation

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

Northfield, VT Radon Testing

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

Northfield Radon Facts

Key details about the radon risk profile for Northfield and the 05663 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Washington County, VT

Zip Code

05663

Predicted Screening Level

2–4 pCi/L (Zone 2)

Northfield and the 05663 zip code are located in Washington 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 Northfield, VT

What EPA Radon Zone is Northfield in?

Northfield and the 05663 zip code are in Washington 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 Northfield?

Radon mitigation in Northfield 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 Northfield?

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 Vermont

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

City	Avg User Radon Level	Submissions
Stowe	13.00 pCi/L	2
Wilmington	8.50 pCi/L	2