Montgomery City, MO Radon Levels

Q: What EPA Radon Zone is Montgomery City in?

Montgomery City is in Montgomery County, EPA Zone 2.

Q: How much does radon mitigation cost in Montgomery City?

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

Check local Montgomery City radon levels and find certified testing and mitigation professionals to keep your home safe

Montgomery City, MO Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Montgomery County, MO

Zip Code 63361

Current radon submissions from Montgomery County are insufficient to establish clear local patterns for this central Missouri community. The region's glacial deposits over limestone bedrock can create moderate-to-high radon potential, particularly in homes with basement foundations typical of Missouri's residential architecture. Professional radon testing provides the most reliable assessment of individual property risk levels.

6.37

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 6.37 pCi/L, based on 19 tests from 10 nearby cities. No readings have been submitted for Montgomery City yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Montgomery City, MO Radon Mitigation

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

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Radon Readings Near Montgomery City, MO

No homeowner tests have been submitted for Montgomery City yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Mexico	24.2 mi	4.00 pCi/L	1
Troy	29.4 mi	8.50 pCi/L	4
New Haven	32.1 mi	5.00 pCi/L	1
Hallsville	39.3 mi	5.00 pCi/L	2
Holts Summit	40.7 mi	4.00 pCi/L	1
Columbia	41.0 mi	3.00 pCi/L	2
Lake Saint Louis	41.1 mi	5.00 pCi/L	2
O Fallon	43.7 mi	7.75 pCi/L	4

Montgomery County Radon Profile

Montgomery County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. User-submitted readings are still sparse within Montgomery County itself, so the nearby measurements shown on this page provide the closest real-world picture of local radon conditions. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Montgomery County.

Radon FAQ for Montgomery City, MO

What EPA Radon Zone is Montgomery City in?

Montgomery City and the 63361 zip code are in Montgomery 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.

Why are radon readings shown from areas near Montgomery City?

No homeowner radon tests have been submitted for Montgomery City yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Montgomery County average—are the best available indicator of local conditions until Montgomery City homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Montgomery City?

Radon mitigation in Montgomery City 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 Montgomery City?

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.