He said many old mines in Western Pennsylvania have less ... There are several places you can go to find out if you have abandoned mines beneath your property, and how much ground cover there ...

Pennsylvania’s inventory of abandoned coal mines is larger than ... a watershed coordinator with a nonprofit serving 24 counties in Western Pennsylvania’s coal country.

Pennsylvania’s abandoned mine problem is estimated at around $5 billion by the state. Andy McAllister, regional coordinator for the Western Pennsylvania Coalition for Abandoned Mine Reclamation ...