Darlington, MO Radon Mitigation and Testing

Q: What EPA Radon Zone is Darlington in?

Darlington is in Gentry County, EPA Zone 2.

Q: How much does radon mitigation cost in Darlington?

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

Gentry County

EPA Zone 2

Northwestern Missouri's Gentry County sits in EPA Zone 2, where glacial deposits over limestone bedrock create moderate radon potential across the agricultural landscape. The rural community's housing stock includes historic farmhouses and newer residential construction, with basement and crawl space foundations both common. Testing data for zip code 64438 is currently unavailable, though residents should consider radon testing given the geological conditions that can support moderate radon accumulation.

Darlington, MO Radon Mitigation

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

Darlington, MO Radon Testing

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

Darlington Radon Facts

Key details about the radon risk profile for Darlington and the 64438 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Gentry County, MO

Zip Code

64438

Predicted Screening Level

2–4 pCi/L (Zone 2)

Darlington and the 64438 zip code are located in Gentry 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 Darlington, MO

What EPA Radon Zone is Darlington in?

Darlington and the 64438 zip code are in Gentry 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 Darlington?

Radon mitigation in Darlington 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 Darlington?

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