GMHR Fact Sheet Zones Central KY

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Producing zones in central Kentucky

MISSISSIPPIAN Salem Limestone 
              Warsaw Limestone 
              Fort Payne Formation (Corder, Stray) 
              New Providence Formation (Beaver Creek) 

DEVONIAN      New Albany Shale, Chattanooga Shale 
              Knob Lick Sandstone (Hardin) 
              Jeffersonville Limestone (Grand Tower) 
              Dutch Creek Sandstone 
              Clear Creek Limestone 
              Brownsport Group 

SILURIAN      Louisville Limestone (Lego) 
              Laurel Dolomite (Blue sand) 
              Brassfield Dolomite (Yellow Cap) 

ORDOVICIAN    Cumberland Formation 
              Leipers Limestone (Fannys Creek, Modoc) 
              Garrard Siltstone 
              Clays Ferry Formation (Granville) 
              Lexington Limestone (Sunnybrook, Trenton) 
              High Bridge Group (Stones River, Murfreesboro) 
              Wells Creek Formation 
              St. Peter Sandstone 
              Knox Dolomite