Broad Run Reservoir, or Fourth Hollow Reservoir, is a reservoir located in the Broad Mountain within the Borough of Nesquehoning, Pennsylvania.
The reservoir can hold approximately 127 million US gallons (480,000 m3) of water and is approximately 35 feet (11 m) deep at its deepest point.
it covers 5 acres (2.0 ha) at an elevation of 1,217 feet (371 m).
[1] It provides drinking water for the Borough of Nesquehoning.
Water released from the reservoir flows into the Nesquehoning Creek.