Oil or gas well record in the Kentucky Geological Survey data repository.Well Number: 40 Original Operator: UNITED CARBON CO Farm Name: COLONY COAL & COKE CO Permit Date: Completion Date: 1/17/1944 Well Elevation (ft): 950 Total Depth Formation: Devonian-Ohio Sh Deepest Pay Formation: Devonian-Berea/Black Shale Interval Combined Deviated or Vertical: vertical