D. Davies & Co. Ltd. sunk this
steam coal colliery in 1877, later
to become the Ocean Steam Coal Co.
Ltd. and in 1896 employed 32 men.
However by 1918 it employed 775
men.
Later it became linked with
Maindy colliery, and in 1945 these
two collieries plus Maindy level
employed 378 men. Maindy closed in
1948. Eastern Colliery closed in
1959.