Gap, PA Radon Mitigation and Testing

Q: What EPA Radon Zone is Gap in?

Gap is in Lancaster County, EPA Zone 1.

Q: How much does radon mitigation cost in Gap?

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

Lancaster County

EPA Zone 1

Situated in Lancaster County within the Lancaster Metro area (zip code 17527), Gap lies in southeastern Pennsylvania's limestone-rich geology that can contribute to elevated radon levels. Since testing data for this community is currently limited, residents are encouraged to conduct radon testing in their homes. The region's typical housing stock, featuring basements and below-grade spaces, creates conditions where radon can accumulate to concerning levels.

Gap, PA Radon Mitigation

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

Gap, PA Radon Testing

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

Gap Radon Facts

Key details about the radon risk profile for Gap and the 17527 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Lancaster County, PA

Zip Code

17527

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Gap and the 17527 zip code are located in Lancaster 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 Gap, PA

What EPA Radon Zone is Gap in?

Gap and the 17527 zip code are in Lancaster 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 Gap?

Radon mitigation in Gap 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 Gap?

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