​United Collieries (United) is an underground coal mine located near Warkworth, 16km west of Singleton and 80 kilometres west of Newcastle in the Hunter Valley of New South Wales. United Collieries is owned through a Joint Venture between Glencore Coal Pty Limited (Glencore) (95%) and the Construction, Forestry, Mining, and Energy Union (CFMEU) (5%).

Map of operations