Pennsylvania Radon Testing & Mitigation

Connecting you with DEP-certified professionals across the Commonwealth

40% of PA homes exceed EPA's 4.0 pCi/L action level
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Find Radon Professionals in Your City

Philadelphia
Philadelphia County
Zone 1
Avg radon level: 3.8 pCi/L
Pittsburgh
Allegheny County
Zone 2
Avg radon level: 3.2 pCi/L
State College
Centre County
Zone 1
Avg radon level: 5.7 pCi/L
Reading
Berks County
Zone 1
Avg radon level: 5.1 pCi/L
Allentown
Lehigh County
Zone 1
Avg radon level: 4.4 pCi/L
Harrisburg
Dauphin County
Zone 2
Avg radon level: 2.9 pCi/L
Erie
Erie County
Zone 2
Avg radon level: 2.6 pCi/L
Scranton
Lackawanna County
Zone 2
Avg radon level: 2.8 pCi/L
Lancaster
Lancaster County
Zone 2
Avg radon level: 2.5 pCi/L
Bellefonte
Centre County
Zone 1
Avg radon level: 5.4 pCi/L
Bethlehem
Northampton County
Zone 1
Avg radon level: 4.3 pCi/L
Carlisle
Cumberland County
Zone 1
Avg radon level: 4.1 pCi/L
Carbondale
Lackawanna County
Zone 2
Avg radon level: 2.7 pCi/L
Columbia
Lancaster County
Zone 2
Avg radon level: 2.4 pCi/L
Corry
Erie County
Zone 2
Avg radon level: 2.7 pCi/L
Easton
Northampton County
Zone 1
Avg radon level: 4 pCi/L
Hawley
Wayne County
Zone 2
Avg radon level: 2.5 pCi/L
Kutztown
Berks County
Zone 1
Avg radon level: 4.9 pCi/L
Lock Haven
Clinton County
Zone 1
Avg radon level: 3.9 pCi/L
Meadville
Crawford County
Zone 2
Avg radon level: 2.5 pCi/L
Philipsburg
Centre County
Zone 1
Avg radon level: 4.5 pCi/L
Pittston
Luzerne County
Zone 2
Avg radon level: 2.9 pCi/L
Pottstown
Montgomery County
Zone 1
Avg radon level: 4.2 pCi/L
Stroudsburg
Monroe County
Zone 2
Avg radon level: 3 pCi/L
Warren
Warren County
Zone 2
Avg radon level: 2.7 pCi/L
Wilkes-Barre
Luzerne County
Zone 2
Avg radon level: 3 pCi/L
York
York County
Zone 2
Avg radon level: 2.8 pCi/L
Chester
Delaware County
Zone 1
Avg radon level: 3.7 pCi/L
Titusville
Crawford County
Zone 2
Avg radon level: 2.7 pCi/L
Oil City
Venango County
Zone 2
Avg radon level: 2.6 pCi/L
Honesdale
Wayne County
Zone 2
Avg radon level: 2.4 pCi/L
Hershey
Dauphin County
Zone 2
Avg radon level: 2.8 pCi/L
Williamsport
Lycoming County
Zone 1
Avg radon level: 3.6 pCi/L

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DEP-Certified Network

All listed professionals hold active PA DEP radon certifications. Verify any contractor through the DEP Bureau of Radiation Protection before hiring.

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SB 760 Expertise

Comprehensive coverage of the 2026–2027 school testing mandate, mitigation timelines, and public reporting requirements for Pennsylvania districts.

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Local Geological Data

City-level risk data tied to Reading Prong granite, Marcellus Shale, and Appalachian geology — not just statewide averages.

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PA Radon Hub is an independent informational resource. We do not perform radon testing or mitigation. We connect homeowners with independent, DEP-certified radon professionals.