Carrollton, MO Radon Mitigation and Testing

Q: What is the average radon level in Carrollton, MO?

Based on 1 user-submitted tests, the average radon level is 6.00 pCi/L.

Q: What EPA Radon Zone is Carrollton in?

Carrollton is in Carroll County, EPA Zone 2.

Q: How much does radon mitigation cost in Carrollton?

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

Avg: 6.00 pCi/L

Carroll County

EPA Zone 2

1 user test

Situated in Carroll County within Missouri's glacial prairie region, Carrollton demonstrates elevated radon levels with an average reading of 6.0 pCi/L. This measurement exceeds the EPA action level, indicating that homes in zip code 64633 should consider radon mitigation systems. The area's loess soils over limestone bedrock create optimal conditions for radon gas production and accumulation in enclosed spaces.

6.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Carrollton, MO. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Carrollton, MO Radon Mitigation

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

Carrollton, MO Radon Testing

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

Carrollton, Missouri Radon Levels

User-submitted radon test readings from homes in the Carrollton area.

Radon Level	City	Home Age	Foundation	Submitted
6 pCi/L	Carrollton, MO	0-20 Years	Full Basement	Mar 2023

Have a radon test result for Carrollton? Submit your reading to help other homeowners.

Carrollton Radon Facts

Key details about the radon risk profile for Carrollton and the 64633 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Carroll County, MO

Zip Code

64633

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

6.00 pCi/L

User Tests Submitted

Carrollton and the 64633 zip code are located in Carroll 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 Carrollton, MO

What is the average radon level in Carrollton, MO?

Based on 1 user-submitted test, the average radon level in Carrollton is 6.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Carrollton in?

Carrollton and the 64633 zip code are in Carroll 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 Carrollton?

Radon mitigation in Carrollton 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 Carrollton?

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