Knoxville, PA Radon Mitigation and Testing

Q: What EPA Radon Zone is Knoxville in?

Knoxville is in Tioga County, EPA Zone 1.

Q: How much does radon mitigation cost in Knoxville?

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

Tioga County

EPA Zone 1

Located in Tioga County in north-central Pennsylvania, Knoxville sits within the Appalachian Plateau's sedimentary rock formations that characterize much of the region. Testing data for zip code 16928 remains limited, making individual home testing crucial for residents given Pennsylvania's statewide high radon potential from uranium-bearing bedrock and the area's typical basement construction.

Knoxville, PA Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Knoxville, PA Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Knoxville Radon Facts

Key details about the radon risk profile for Knoxville and the 16928 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Tioga County, PA

Zip Code

16928

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Knoxville and the 16928 zip code are located in Tioga County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Knoxville, PA

What EPA Radon Zone is Knoxville in?

Knoxville and the 16928 zip code are in Tioga 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.

How much does radon mitigation cost in Knoxville?

Radon mitigation in Knoxville 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 Knoxville?

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.

Most Active Radon Markets in Pennsylvania

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
State College	10.00 pCi/L	14
Chambersburg	10.14 pCi/L	7
Easton	12.33 pCi/L	6
Butler	12.40 pCi/L	5
Dingmans Ferry	5.80 pCi/L	5
Hanover	14.00 pCi/L	4
Mechanicsburg	13.75 pCi/L	4
Greenville	10.75 pCi/L	4
Pittsburgh	9.25 pCi/L	4
Albrightsville	9.00 pCi/L	4
Philadelphia	8.00 pCi/L	4
Lackawaxen	15.33 pCi/L	3
York	11.67 pCi/L	3
Elizabethtown	9.67 pCi/L	3
Johnstown	7.33 pCi/L	3
West Chester	6.67 pCi/L	3
Danville	5.67 pCi/L	3
Springfield	5.67 pCi/L	3
East Stroudsburg	5.00 pCi/L	3
Langhorne	4.67 pCi/L	3