Dornsife, PA Radon Levels

Q: What EPA Radon Zone is Dornsife in?

Dornsife is in Northumberland County, EPA Zone 1.

Q: How much does radon mitigation cost in Dornsife?

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

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

Dornsife, PA Radon Facts

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

County Northumberland County, PA

Zip Code 17823

Positioned along the Susquehanna River in Northumberland County, Dornsife sits in EPA Zone 1 where Pennsylvanian shale and sandstone formations contribute to high radon potential. Testing data for zip code 17823 remains sparse, making individual home testing crucial for area residents. River valley communities often experience variable radon concentrations based on local geology and seasonal groundwater changes.

14.00

pCi/L area average

Above EPA Action Level

Northumberland County average: 14.00 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Dornsife 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+

Dornsife, 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 Dornsife, PA

No homeowner tests have been submitted for Dornsife 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
Shamokin Dam	6.9 mi	7.00 pCi/L	2
Selinsgrove	7.1 mi	11.00 pCi/L	1
Coal Township	11.3 mi	8.00 pCi/L	1
Valley View	13.8 mi	20.00 pCi/L	1
Lewisburg	16.6 mi	13.00 pCi/L	1
Danville	17.0 mi	5.67 pCi/L	3
Mount Carmel	18.1 mi	20.00 pCi/L	1
Mifflinburg	18.9 mi	4.00 pCi/L	1

Northumberland County Radon Profile

Because of its underlying geology, Northumberland County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 2 cities in Northumberland County average 14.00 pCi/L across 2 tests — 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 Northumberland County home regardless of zone or a neighbor's results.

Radon FAQ for Dornsife, PA

What EPA Radon Zone is Dornsife in?

Dornsife and the 17823 zip code are in Northumberland 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 Dornsife?

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

Radon mitigation in Dornsife 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 Dornsife?

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.