Work continues at the site of a fracking-related spill of 480 barrels of hydrochloric acid southwest of Hennessey near Turkey Creek as the Oklahoma Department of Environmental Quality inspects the scene Thursday, July 31, 2014. The HCL Acid spill, which occurred Monday, is possibly the largest of its kind in the state, according to Matt Skinner, spokesman for the Oklahoma Corporation Commission. (Staff Photo by BONNIE VCULEK)

Oklahoma Department of Environmental QualityODEQ InspectorSW of HennesseyEW660Turkey CreekFracking SpillHCL Acid SpillBonnie VculekEnid