An underground explosion at the Hulton Bank Colliery No. 3 Pit in Over Hulton, Westhoughton, England, kills 344 miners.
The Hulton Colliery Company was a coal mining company operating on the Lancashire Coalfield from the mid 19th century in Over Hulton and Westhoughton, then in the historic county of Lancashire, England. The company had its origins in small coal mines on the northern part of the Hulton Park estate in 1571 owned by the Hultons who had held the estate from medieval times.
The Pretoria Pit disaster was a mining accident on 21 December 1910, when an underground explosion occurred at the Hulton Colliery Bank Pit No. 3, known as the Pretoria Pit, in Over Hulton, Westhoughton, then in the historic county of Lancashire, in North West England. A total of 344 men and boys lost their lives.