Ashburn, MO Radon Levels

Q: What EPA Radon Zone is Ashburn in?

Ashburn is in Pike County, EPA Zone 2.

Q: How much does radon mitigation cost in Ashburn?

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

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

Ashburn, MO Radon Facts

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

County Pike County, MO

Zip Code 63433

This small Pike County community along the Mississippi River sits in Missouri's agricultural region where alluvial soils overlay limestone bedrock. The area's rural character includes older farmhouses and manufactured homes, creating diverse foundation types that can affect radon accumulation patterns. With no current testing data available for zip code 63433, residents should prioritize radon testing to establish baseline levels.

7.25

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 7.25 pCi/L, based on 8 tests from 4 nearby cities. No readings have been submitted for Ashburn 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+

Ashburn, 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 Ashburn?

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Radon Readings Near Ashburn, MO

No homeowner tests have been submitted for Ashburn 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
Hannibal	14.6 mi	6.00 pCi/L	2
Palmyra	24.6 mi	8.00 pCi/L	1
Troy	40.5 mi	8.50 pCi/L	4
Mexico	46.3 mi	4.00 pCi/L	1

Pike County Radon Profile

EPA mapping assigns Pike 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 Pike 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 Pike County home regardless of zone or a neighbor's results.

Radon FAQ for Ashburn, MO

What EPA Radon Zone is Ashburn in?

Ashburn and the 63433 zip code are in Pike 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 Ashburn?

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

Radon mitigation in Ashburn 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 Ashburn?

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.