Coplay, PA Radon Mitigation and Testing

Q: What EPA Radon Zone is Coplay in?

Coplay is in Lehigh County, EPA Zone 1.

Q: How much does radon mitigation cost in Coplay?

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

Lehigh County

EPA Zone 1

Located in Lehigh County within the Allentown metropolitan area, Coplay sits in EPA Zone 1, reflecting high radon potential throughout the region. While specific testing data for this community is limited, Pennsylvania's limestone geology and typical basement construction warrant homeowner attention to radon risks. The area's older housing stock and below-grade living spaces can provide pathways for radon entry and accumulation.

Coplay, PA Radon Mitigation

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

Coplay, PA Radon Testing

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

Coplay Radon Facts

Key details about the radon risk profile for Coplay and the 18037 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Lehigh County, PA

Zip Code

18037

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Coplay and the 18037 zip code are located in Lehigh 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 Coplay, PA

What EPA Radon Zone is Coplay in?

Coplay and the 18037 zip code are in Lehigh 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 Coplay?

Radon mitigation in Coplay 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 Coplay?

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