The Pennsylvania risk most out-of-state buyers underestimate: Radon + abandoned mine subsidence + sinkholes
Radon test (most of PA is Zone 1), mine-subsidence insurance availability (PA Department of Environmental Protection mine map), and karst/sinkhole zones.
PA DEP Mine Subsidence20 Pennsylvania cities
- Philadelphia, PApop 1,573,916
- Pittsburgh, PApop 307,668
- Allentown, PApop 127,138
- Reading, PApop 96,000
- Erie, PApop 92,940
- Bethlehem, PApop 79,453
- Scranton, PApop 75,905
- Lancaster, PApop 58,441
- Harrisburg, PApop 50,649
- York, PApop 45,241
- Wilkes-Barre, PApop 44,661
- Altoona, PApop 42,719
- State College, PApop 41,228
- Norristown, PApop 36,075
- Chester, PApop 34,052
- Bethel Park, PApop 32,376
- Easton, PApop 30,432
- Hazleton, PApop 30,354
- Monroeville, PApop 27,966
- Williamsport, PApop 27,628
Have a specific Pennsylvania address in mind?
The city pages are the macro view. For the exact flood zone and assigned school for a particular parcel, run the address through the free /check tool. The paid report adds 25+ more checks.