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Gillespie Run (Youghiogheny River tributary) facts for kids

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Gillespie Run
Map of Gillespie Run mouth location
Map of Gillespie Run mouth location
Map of Gillespie Run mouth location
Map of Gillespie Run mouth location
Location of Gillespie Run mouth
Other name(s) Tributary to Youghiogheny River
Country United States
State Pennsylvania
County Allegheny
Physical characteristics
Main source Beckets Run divide
about 2 miles west-southwest of Mustard, Pennsylvania
1,115 ft (340 m)
40°13′28″N 079°51′34″W / 40.22444°N 79.85944°W / 40.22444; -79.85944
River mouth Youghiogheny River
Sutersville, Pennsylvania
738 ft (225 m)
40°14′31″N 079°48′13″W / 40.24194°N 79.80361°W / 40.24194; -79.80361
Length 4.11 mi (6.61 km)
Basin features
Progression generally northeast
River system Monongahela River
Basin size 8.32 square miles (21.5 km2)
  • Left:
    Douglass Run
  • Right:
    unnamed tributaries
Bridges Pond Lane, Guffey Road, PA 51, Scenery Drive, Pineview Drive (x4), Berdar Drive, Douglass Run Road (x2)

Gillespie Run is a 4.11 mi (6.61 km) long 3rd order tributary to the Youghiogheny River in Allegheny County, Pennsylvania.


Gillespie Run rises about 2 miles west-southwest of Mustard, Pennsylvania, and then flows northeasterly to join the Youghiogheny River across from Sutersville.


Gillespie Run drains 8.32 square miles (21.5 km2) of area, receives about 39.5 in/year of precipitation, has a wetness index of 318.16, and is about 62% forested.

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