North Risca Colliery
Looking towards the Risca Pit which extended  between Crosskeys and Wattsville.
This area of land is now known as the Blackvein Industrial Estate
Bottom left is the Sirhowy River and elevated above it the original road leading from
Crosskeys to Wattsville. The tall building to the left was the Screens and Washeries where
the coal was graded and washed.

Background: Mynydd y Lan

Shafts were first sunk in 1875 and the pit was fully operational in 1878.
An explosion occured on the 15th July 1880 resulting in the death of 120 men and boys.

The Colliery was closed by the National Coal Board  in July 1966