Coal Run (North Branch Buffalo Creek tributary)

Coal Run
Physical characteristics
Source 
  locationnear a valley in Lewis Township, Union County, Pennsylvania
  elevationbetween 740 and 760 feet (226 and 232 m)
Mouth 
  location
North Branch Buffalo Creek in West Buffalo Township, Union County, Pennsylvania
  coordinates
40°56′04″N 77°02′36″W / 40.9344°N 77.0434°W / 40.9344; -77.0434
  elevation
538 ft (164 m)
Length3.6 mi (5.8 km)
Basin size5.33 sq mi (13.8 km2)
Basin features
ProgressionNorth Branch Buffalo Creek → Buffalo CreekWest Branch Susquehanna RiverSusquehanna RiverChesapeake Bay
Tributaries 
  leftfive unnamed tributaries

Coal Run is a tributary of North Branch Buffalo Creek in Union County, Pennsylvania, in the United States. It is approximately 3.6 miles (5.8 km) long and flows through Lewis Township and West Buffalo Township. The watershed of the stream has an area of 5.33 square miles (13.8 km2). A few streams in its watershed are designated as impaired due to nutrients and siltation. The watershed mostly consists of agricultural and forested land. Wild trout occur within the stream.