Jamestown, MO Radon Levels

Q: What EPA Radon Zone is Jamestown in?

Jamestown is in Moniteau County, EPA Zone 2.

Q: How much does radon mitigation cost in Jamestown?

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

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

Jamestown, MO Radon Facts

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

County Moniteau County, MO

Zip Code 65046

Nestled in Moniteau County within the Jefferson City Metro area, Jamestown sits on Missouri River valley terrain with underlying limestone formations. The community's housing includes rural farmsteads and newer residential properties, many with full or partial basements typical of central Missouri construction. While specific radon testing data for zip code 65046 is currently unavailable, the geological conditions suggest moderate radon potential that warrants homeowner testing.

4.77

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 4.77 pCi/L, based on 13 tests from 10 nearby cities. No readings have been submitted for Jamestown 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+

Jamestown, 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 Jamestown, MO

No homeowner tests have been submitted for Jamestown 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
Columbia	16.0 mi	3.00 pCi/L	2
Boonville	18.6 mi	4.00 pCi/L	1
Jefferson City	21.4 mi	6.00 pCi/L	1
Holts Summit	22.1 mi	4.00 pCi/L	1
Hallsville	26.4 mi	5.00 pCi/L	2
Gravois Mills	40.5 mi	7.00 pCi/L	1
Sedalia	40.9 mi	6.00 pCi/L	1
Mexico	41.7 mi	4.00 pCi/L	1

Moniteau County Radon Profile

The soils and bedrock of Moniteau County place it in EPA Radon Zone 2, a moderate-risk classification with predicted indoor averages of 2 to 4 pCi/L. Few homeowner tests have been logged inside Moniteau County so far, which is why this page draws on the nearest recorded readings to illustrate regional radon levels. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Moniteau County to test, as levels can differ between neighboring homes.

Radon FAQ for Jamestown, MO

What EPA Radon Zone is Jamestown in?

Jamestown and the 65046 zip code are in Moniteau 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 Jamestown?

No homeowner radon tests have been submitted for Jamestown yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Moniteau County average—are the best available indicator of local conditions until Jamestown 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 Jamestown?

Radon mitigation in Jamestown 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 Jamestown?

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.