Newtown, MO Radon Mitigation and Testing

Q: What EPA Radon Zone is Newtown in?

Newtown is in Sullivan County, EPA Zone 2.

Q: How much does radon mitigation cost in Newtown?

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

Sullivan County

EPA Zone 2

Rural Sullivan County provides the backdrop for this small Missouri community, where glacial drift over limestone bedrock can create variable radon conditions. With no current testing data available for zip code 64667, local residents should prioritize individual home testing to establish accurate radon readings.

Newtown, MO Radon Mitigation

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

Newtown, MO Radon Testing

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

Newtown Radon Facts

Key details about the radon risk profile for Newtown and the 64667 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Sullivan County, MO

Zip Code

64667

Predicted Screening Level

2–4 pCi/L (Zone 2)

Newtown and the 64667 zip code are located in Sullivan 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 Newtown, MO

What EPA Radon Zone is Newtown in?

Newtown and the 64667 zip code are in Sullivan 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 Newtown?

Radon mitigation in Newtown 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 Newtown?

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 Missouri

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

City	Avg User Radon Level	Submissions
Troy	8.50 pCi/L	4
Lees Summit	7.00 pCi/L	3
Columbia	3.00 pCi/L	2
House Springs	7.00 pCi/L	1
Kansas City	7.00 pCi/L	1
Springfield	7.00 pCi/L	1
Independence	5.00 pCi/L	1
Wentzville	No submissions	0