Harrisonville, MO Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 20.00 pCi/L.

Q: What EPA Radon Zone is Harrisonville in?

Harrisonville is in Cass County, EPA Zone 1.

Q: How much does radon mitigation cost in Harrisonville?

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

Avg: 20.00 pCi/L

Cass County

EPA Zone 1

1 user test

Positioned in Cass County south of Kansas City, this community shows concerning radon levels averaging 20.0 pCi/L based on initial testing. The region's limestone bedrock and glacial deposits create geological conditions that can trap radon gas in home foundations. This reading significantly exceeds EPA action levels, making professional radon testing and mitigation systems essential for area homeowners.

20.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Harrisonville, MO Radon Mitigation

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

Harrisonville, MO Radon Testing

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

Harrisonville, Missouri Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
20 pCi/L	Harrisonville, MO	21-50 Years	Full Basement	Jul 2021

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

Harrisonville Radon Facts

Key details about the radon risk profile for Harrisonville and the 64701 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Cass County, MO

Zip Code

64701

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

20.00 pCi/L

User Tests Submitted

Harrisonville and the 64701 zip code are located in Cass County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Harrisonville, MO

What is the average radon level in Harrisonville, MO?

Based on 1 user-submitted test, the average radon level in Harrisonville is 20.00 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 Harrisonville in?

Harrisonville and the 64701 zip code are in Cass County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Harrisonville?

Radon mitigation in Harrisonville 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 Harrisonville?

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