Thompson, PA Radon Levels

Q: What EPA Radon Zone is Thompson in?

Thompson is in Susquehanna County, EPA Zone 1.

Q: How much does radon mitigation cost in Thompson?

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

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

Thompson, PA Radon Facts

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

County Susquehanna County, PA

Zip Code 18465

This northeastern Pennsylvania community in Susquehanna County sits within EPA Zone 1, reflecting high radon potential from the area's underlying Devonian shale and sandstone formations. Thompson's housing stock includes both historic properties and newer rural developments, typically featuring basement foundations that can trap radon gas. Since testing data for zip code 18465 is currently unavailable, local homeowners are strongly advised to conduct radon measurements.

16.00

pCi/L area average

Above EPA Action Level

Susquehanna County average: 16.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Thompson 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+

Thompson, PA 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 Thompson, PA

No homeowner tests have been submitted for Thompson 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
Susquehanna	8.4 mi	16.00 pCi/L	1
Nicholson	17.8 mi	20.00 pCi/L	1
Lake Ariel	27.8 mi	6.00 pCi/L	2
Hawley	30.1 mi	6.00 pCi/L	1
Old Forge	33.8 mi	5.00 pCi/L	1
Moscow	33.9 mi	19.00 pCi/L	1
Tafton	34.8 mi	8.00 pCi/L	1
Paupack	34.9 mi	11.00 pCi/L	1

Susquehanna County Radon Profile

Susquehanna County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 1 city in Susquehanna County average 16.00 pCi/L across 1 test — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Susquehanna County to test, as levels can differ between neighboring homes.

Radon FAQ for Thompson, PA

What EPA Radon Zone is Thompson in?

Thompson and the 18465 zip code are in Susquehanna 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 Thompson?

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

Radon mitigation in Thompson 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 Thompson?

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.