Nigerian Coal Corporation Wikipedia
Inyi Coal Field, Enugu State; Obwetti Mine; Obwetti was closed down due to low production in the late 1950s. Ogbete Mine, Enugu State; This mine opened in 1915, but was closed and flooded during the Civil War. It reopened in 1972, and became the country''s largest coal mining operation until its closure. Ogboyoga I Coal Field, Kogi State; Ogboyoga II Coal Field, Kogi State; OgwashiAzagba Lignite Field, Delta State; Okaba Coal