Paris, MO Radon Levels

Q: What EPA Radon Zone is Paris in?

Paris is in Monroe County, EPA Zone 2.

Q: Why are radon readings shown from areas near Paris?

No homeowner radon tests have been submitted for Paris yet, so readings from the closest cities and the Monroe County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Paris?

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

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

Paris, MO Radon Facts

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

County Monroe County, MO

Zip Code 65275

Found in Monroe County in northeastern Missouri, Paris sits on glacial till deposits over limestone bedrock characteristic of north-central Missouri's geology. With no current testing data for zip code 65275, homeowners in this rural community should establish baseline radon measurements for their properties. Missouri's limestone regions frequently produce elevated radon readings, particularly in older homes with stone foundations or full basements common throughout this agricultural area.

5.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 5.00 pCi/L, based on 8 tests from 5 nearby cities. No readings have been submitted for Paris 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+

Paris, 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 Paris, MO

No homeowner tests have been submitted for Paris 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	23.2 mi	4.00 pCi/L	1
Hallsville	29.1 mi	5.00 pCi/L	2
Palmyra	32.6 mi	8.00 pCi/L	1
Hannibal	36.5 mi	6.00 pCi/L	2
Columbia	40.5 mi	3.00 pCi/L	2

Monroe County Radon Profile

EPA mapping assigns Monroe County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Direct test data for Monroe 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 Monroe County home regardless of zone or a neighbor's results.

Radon FAQ for Paris, MO

What EPA Radon Zone is Paris in?

Paris and the 65275 zip code are in Monroe 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 Paris?

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

Radon mitigation in Paris 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 Paris?

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.