The Pennsylvania Land Trust Association has reviewed environmental violations accrued by Marcellus Shale drillers working in Pennsylvania between January 2008 and June 25, 2010.
DEP records show a total of 1,435 violations of state oil and gas laws due to gas drilling or other earth disturbance activities related to natural gas extraction from the Marcellus Shale in this two-and-a-half-year period. The association identified 952 violations as having or likely to have an impact on the environment. 483 were identified as likely being an administrative or safety violation and not likely to have the potential to negatively impact the environment.
The report breaks the violations down by type. For example, of the 952 violations:
The report lists the twenty-five companies with the most violations, as well as the twenty-five companies with the highest average number of violations per well driller.
Center for Northern Appalachian Studies