Worthington, KY Radon Levels

Q: What EPA Radon Zone is Worthington in?

Worthington is in Greenup County, EPA Zone 2.

Q: How much does radon mitigation cost in Worthington?

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

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

Worthington, KY Radon Facts

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

County Greenup County, KY

Zip Code 41183

This Greenup County community in the Huntington metropolitan area sits along the Ohio River valley where Pennsylvanian-age rock formations contribute to moderate radon potential. Testing information for ZIP 41183 remains limited, making home-level radon measurement crucial for residents. Local housing typically includes both full and partial basement construction that can allow radon infiltration through foundation materials and soil interfaces.

10.00

pCi/L area average

Above EPA Action Level

Greenup County average: 10.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Worthington itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Worthington, KY 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 Worthington, KY

No homeowner tests have been submitted for Worthington 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
Russell	3.3 mi	10.00 pCi/L	1
Ashland	7.8 mi	4.00 pCi/L	1
Catlettsburg	13.2 mi	6.00 pCi/L	1

Greenup County Radon Profile

EPA mapping assigns Greenup County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 1 city in Greenup County average 10.00 pCi/L across 1 test — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Greenup County home regardless of zone or a neighbor's results.

Radon FAQ for Worthington, KY

What EPA Radon Zone is Worthington in?

Worthington and the 41183 zip code are in Greenup 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 Worthington?

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

Radon mitigation in Worthington 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 Worthington?

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.