Description
Located in South Platte Park, 1.8 km (1.1 mi) NE of Chatfield Lake.
History
The name refers to the metallic black color of the base of the reservoir, created by coating the stones and gravel with manganese oxide.
Arapahoe County · Colorado
Located in South Platte Park, 1.8 km (1.1 mi) NE of Chatfield Lake.
The name refers to the metallic black color of the base of the reservoir, created by coating the stones and gravel with manganese oxide.