Imperial, MO Radon Mitigation and Testing

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

Based on 1 user-submitted tests, the average radon level is 13.00 pCi/L.

Q: What EPA Radon Zone is Imperial in?

Imperial is in Jefferson County, EPA Zone 2.

Q: How much does radon mitigation cost in Imperial?

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

Avg: 13.00 pCi/L

Jefferson County

EPA Zone 2

1 user test

Part of the St. Louis Metro area in Jefferson County, Imperial sits on Ozark plateau geology with limestone and dolomite bedrock that contributes to elevated radon potential. Testing data shows homes in zip code 63052 average 13.0 pCi/L, which significantly exceeds the EPA action level of 4.0 pCi/L. The area's karst topography and underlying limestone formations create ideal conditions for radon production and migration into basements and lower levels.

13.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Imperial, MO Radon Mitigation

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

Imperial, MO Radon Testing

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Imperial, Missouri Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
13 pCi/L	Imperial, MO	0-20 Years	Full Basement	Feb 2020

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

Imperial Radon Facts

Key details about the radon risk profile for Imperial and the 63052 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Jefferson County, MO

Zip Code

63052

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

13.00 pCi/L

User Tests Submitted

Imperial and the 63052 zip code are located in Jefferson 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 Imperial, MO

What is the average radon level in Imperial, MO?

Based on 1 user-submitted test, the average radon level in Imperial is 13.00 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 Imperial in?

Imperial and the 63052 zip code are in Jefferson 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 Imperial?

Radon mitigation in Imperial 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 Imperial?

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