Reserves*		Tons (in thousands)		%
Underground		229,056		94%
Surface		13,868		6%
Total		242,924
Low Sulfur Reserves		0%
Metallurgical Reserves		0%
Other Information
Typical BTU per pound		11,531
# Leases		7
# Lessees		2
Partial Lessee List
• Cline Resources
• Peabody Energy
• Knight Hawk Coal

Map of Illinois Basin

*As of December 31, 2010