Holts Summit, MO Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 4.00 pCi/L.

Q: What EPA Radon Zone is Holts Summit in?

Holts Summit is in Callaway County, EPA Zone 2.

Q: How much does radon mitigation cost in Holts Summit?

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

Avg: 4.00 pCi/L

Callaway County

EPA Zone 2

1 user test

Holts Summit in Callaway County shows an average radon level of 4.0 pCi/L, exactly at the EPA action threshold where mitigation consideration becomes important for homeowner safety. This Jefferson City Metro community in zip code 65043 sits on Missouri River bluff formations of Ordovician limestone and dolomite, geological conditions that can concentrate radon gas in residential foundations. Given this threshold reading, professional testing and potential mitigation consultation should be priorities for area residents.

4.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Holts Summit, MO Radon Mitigation

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

Holts Summit, MO Radon Testing

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

Holts Summit, Missouri Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
4 pCi/L	Holts Summit, MO	0-20 Years	Full Basement	Mar 2024

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

Holts Summit Radon Facts

Key details about the radon risk profile for Holts Summit and the 65043 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Callaway County, MO

Zip Code

65043

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

4.00 pCi/L

User Tests Submitted

Holts Summit and the 65043 zip code are located in Callaway 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 Holts Summit, MO

What is the average radon level in Holts Summit, MO?

Based on 1 user-submitted test, the average radon level in Holts Summit is 4.00 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 Holts Summit in?

Holts Summit and the 65043 zip code are in Callaway 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 Holts Summit?

Radon mitigation in Holts Summit 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 Holts Summit?

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