Bridge from PA to NJ over Delaware River, to Lumberville, part of the Delaware and Raritan Canal State Park, Pennsylvania, USA. (Photo by: Jumping Rocks/Education Images/Universal Images Group via Getty Images) PHILADELPHIA - A regulatory agency that’s responsible for the water supply of more than 13 million people in four Northeastern states voted Thursday to permanently ban natural gas drilling and fracking near a crucial waterway, asserting that gas development poses an unacceptable risk.The Delaware River Basin Commission cited "significant immediate and long-term risks" from gas extraction, saying in a resolution that drillers have "adversely impacted surface-water and groundwater resources, including sources of drinking water, and.