Big Run (West Branch Fishing Creek tributary)

Big Run
Physical characteristics
Source 
 • locationplateau in Davidson Township, Sullivan County, Pennsylvania
 • elevationbetween 2,240 and 2,260 feet (680 and 690 m)
Mouth 
 • location
West Branch Fishing Creek in Davidson Township, Sullivan County, Pennsylvania
 • coordinates
41°17′57″N 76°27′24″W / 41.2991°N 76.4567°W / 41.2991; -76.4567
 • elevation
1,434 ft (437 m)
Length1.0 mi (1.6 km)
Basin size0.51 mi2 (1.3 km2)
Basin features
ProgressionWest Branch Fishing Creek → Fishing CreekSusquehanna RiverChesapeake Bay

Big Run is a tributary of West Branch Fishing Creek in Sullivan County, Pennsylvania, in the United States. It is approximately 1.0 mile (1.6 km) long and flows through Davidson Township. The watershed of the stream has an area of 0.51 square miles (1.3 km2). The stream is somewhat acidic, with a pH that ranged from 4.02 to 4.65 during a study on the watershed of Fishing Creek. Wisconsinan Till, Boulder Colluvium, and bedrock consisting of sandstone and shale all occur in the vicinity of the stream.