Southerham Works Pit

Southerham Works Pit is a 1-hectare (2.5-acre) geological Site of Special Scientific Interest in Lewes in East Sussex.^[1][2] It is a Geological Conservation Review site.^[3][4]

Southerham Works Pit

Site of Special Scientific Interest
Location	East Sussex
Grid reference	TQ 426 096[1]
Interest	Geological
Area	1.0 hectare (2.5 acres)[1]
Notification	1996[1]
Location map	Magic Map

This site exposes layers of the Chalk Group dating to the Upper Cretaceous between 90 and 87 million years ago. It is a key site for understanding the lithostratigraphy of the period and the environments of its chalk sea as well as the evolution and taxonomy of Upper Cretaceous fish.^[5]

There is access to the southern end of the site from Southerham Lane.