Parnell, MO Radon Levels

Q: What EPA Radon Zone is Parnell in?

Parnell is in Nodaway County, EPA Zone 1.

Q: How much does radon mitigation cost in Parnell?

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

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

Parnell, MO Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Nodaway County, MO

Zip Code 64475

Positioned in Nodaway County within Missouri's northern glacial till region, Parnell sits on deep loess deposits over limestone bedrock that contribute to the state's elevated radon potential. Although specific testing data for zip code 64475 is currently unavailable, the area's geological characteristics and predominance of homes with full basements create conditions conducive to radon accumulation. Rural homeowners should conduct independent testing to assess their property's radon levels.

5.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.00 pCi/L, based on 1 test from 1 nearby city. No readings have been submitted for Parnell 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+

Parnell, 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 Parnell, MO

No homeowner tests have been submitted for Parnell 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
Rock Port	47.6 mi	5.00 pCi/L	1

Nodaway County Radon Profile

Because of its underlying geology, Nodaway County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Direct test data for Nodaway County remains limited, so the closest neighboring readings are used here to represent the radon conditions homeowners are likely to encounter. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Nodaway County home regardless of zone or a neighbor's results.

Radon FAQ for Parnell, MO

What EPA Radon Zone is Parnell in?

Parnell and the 64475 zip code are in Nodaway 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.

Why are radon readings shown from areas near Parnell?

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

Radon mitigation in Parnell 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 Parnell?

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.