Thickness and quality data from the Kentucky Coal Resources Information System (KCRIS) are summarized in this chart for the Lower Elkhorn coal bed (and equivalents). Parameter averages and ranges of values are presented in the two tables, and average values are displayed graphically by county.
Map and Chart 3
Digital Object Identifier (DOI)
Eble, Cortland F., "Quality Characteristics of the Lower Elkhorn Coal Bed in Eastern Kentucky" (2000). Kentucky Geological Survey Map and Chart. 4.