"It was one of the more than 6,000 spills and other mishaps reported at onshore oil and gas sites in 2012, compiled in a months-long review of state and federal data by EnergyWire. That's an average of more than 16 spills a day. And it's a significant increase since 2010. In the 12 states where comparable data were available, spills were up about 17 percent."
Looks like you haven't made a choice yet.