The lake itself is a flooded quarry that dates back to 1877. located off Greenspring Avenue, between Old Court Road and Smith Avenue. The quarry was likely originally run by the Boyle family, later transferred to the McMahon family. The McMahon Quarry was purchased by the Arundel Corporation in 1937, and became known as the Greenspring Quarry. The quarry operated to produce crushed stone from a gneissic phase of the Cockeysville Marble,McMahon Quarry (Greensberg Quarry), Bare Hills, Baltimore Co., Maryland, USA though other minerals were also found at the site.Minerals of the Greenspring Quarry in Baltimore County, Maryland, Posted by Jake Slagle, July 15, 2013. The Arundel Corporation of Baltimore survives as a subsidiary of Vulcan Materials Company.Bloomberg, Company Overview of The Arundel Corporation, retrieved 15 May 2018.
