What was the original name of the dam that serves as the northern boundary of the Topock Marsh?
Topock Marsh The Topock Marsh is one of the larger birdwatching sites found in the Lower Colorado River Valley, found from south of Hoover Dam to the Colorado River Delta in Mohave County, Arizona. This public land is managed by the US Fish and Wildlife Service, and available to the public for recreational purposes.
High Bullough Reservoir High Bullough Reservoir is the oldest of all the reservoirs in the Rivington chain. Popular with walkers, it forms part of the Anglezarke trail, although it is also accessible from Manor House. Originally named as Chorley Reservoir, it has since been disconnected from the rest of the system and today functions as a nature reserve. It no longer produces drinking water for the public.