Oil or gas well record in the Kentucky Geological Survey data repository.Well Number: 15 Original Operator: ASHLAND EXPLORATION, INC Farm Name: MASON COAL & COKE CO Permit Date: 12/9/1981 Completion Date: 3/8/1982 Well Elevation (ft): 1007 Total Depth Formation: Devonian-Ohio Sh Deepest Pay Formation: Devonian-Ohio Sh Deviated or Vertical: vertical