Napoleon, MO Radon Levels

Q: What EPA Radon Zone is Napoleon in?

Napoleon is in Lafayette County, EPA Zone 2.

Q: How much does radon mitigation cost in Napoleon?

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

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

Napoleon, MO Radon Facts

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

County Lafayette County, MO

Zip Code 64074

Positioned along the Missouri River in Lafayette County, Napoleon lies within the greater Kansas City metropolitan area amid fertile river bottomlands. The community's older housing stock and proximity to limestone bedrock can influence radon accumulation patterns. With no current testing data available, residents should prioritize professional radon measurements to determine if mitigation measures are necessary.

8.50

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 8.50 pCi/L, based on 14 tests from 10 nearby cities. No readings have been submitted for Napoleon 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+

Napoleon, MO Radon Mitigation

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

Need Radon Mitigation or Testing in Napoleon?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Lafayette County Pros

1-800-299-3578 816-463-2802 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near Napoleon, MO

No homeowner tests have been submitted for Napoleon 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
Buckner	7.3 mi	6.00 pCi/L	1
Oak Grove	8.8 mi	7.00 pCi/L	1
Grain Valley	9.5 mi	14.00 pCi/L	2
Richmond	12.4 mi	5.00 pCi/L	1
Blue Springs	13.4 mi	14.00 pCi/L	1
Independence	17.9 mi	5.00 pCi/L	1
Lees Summit	20.5 mi	7.00 pCi/L	3
Liberty	20.8 mi	6.50 pCi/L	2

Lafayette County Radon Profile

The soils and bedrock of Lafayette 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 Lafayette 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 Lafayette County to test, as levels can differ between neighboring homes.

Radon FAQ for Napoleon, MO

What EPA Radon Zone is Napoleon in?

Napoleon and the 64074 zip code are in Lafayette 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 Napoleon?

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

Radon mitigation in Napoleon 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 Napoleon?

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.