mining operations
Our mining portfolio includes over 20 million tons of coal reserves, supporting reliable energy production while navigating the transition to future sources..
Mining Operations
The Calvert Mine is a 19-million ton surface lignite mine adjacent to the Twin Oaks Power Station. The Calvert Mine has 101 full time employees and provides 100% of its output to Twin Oaks.
Mining Operations
Star Point Pile is a 1-millon ton waste coal pile that provides 100% of its output to Sunnyside Cogen.
Mining Operations
SCA Pile is a 3-million ton waste coal pile adjacent to the Sunnyside Cogen. SCA Pile holds refuse from the nearly 100-year-old Sunnyside Mine, which closed in 1999. SCA Pile provides 100% of its output to Sunnyside Cogen.