Sullivan, MO Radon Mitigation and Testing

Q: What EPA Radon Zone is Sullivan in?

Sullivan is in Crawford County, EPA Zone 2.

Q: How much does radon mitigation cost in Sullivan?

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

Crawford County

EPA Zone 2

Nestled in Crawford County, Sullivan lies within Missouri's Ozark region where limestone karst geology creates varied radon conditions across residential neighborhoods. Local testing data remains limited, making home radon testing particularly important for families in zip code 63080. The city's mix of older homes with basement foundations and newer construction can show significant variation in radon accumulation patterns.

Sullivan, MO Radon Mitigation

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

Sullivan, MO Radon Testing

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

Sullivan Radon Facts

Key details about the radon risk profile for Sullivan and the 63080 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Crawford County, MO

Zip Code

63080

Predicted Screening Level

2–4 pCi/L (Zone 2)

Sullivan and the 63080 zip code are located in Crawford 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 Sullivan, MO

What EPA Radon Zone is Sullivan in?

Sullivan and the 63080 zip code are in Crawford 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 Sullivan?

Radon mitigation in Sullivan 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 Sullivan?

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