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Underground coal has been mined in Pennsylvania for more than 200 years. It extends throughout 43 of our 67 counties.

Take a few minutes to learn more about mining, mine subsidence and how it can affect your home


Over one million homes in Pennsylvania sit on top of abandoned mines. Most homeowner's policies do not cover damage caused by mine subsidence or mine waterbreakouts.

Find out if your home is sitting on top of an abandoned mine

MSI Site-Specific Request Form: Fill out this form to request information about underground mining at your location


Coverage is elective (voluntary) and affordable. Residential Coverage of $150,000 costs just $82.50 a year. Since 1961, we have paid out over $30 million in homeowner claims. 

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