Church Run is a long 1st order tributary to Oil Creek in Crawford County, Pennsylvania. Course Church Run rises on the Thompson Creek divide about 2 miles north of Titusville, Pennsylvania. Church Run then flows southwest and south to meet Oil Creek at Titusville. Watershed Church Run drains of area, receives about 45.0 in/year of precipitation, has a topographic wetness index of 438.82, and has an average water temperature of 7.55 °C. The watershed is 66% forested. References Additional Images Rivers of Pennsylvania Rivers of Crawford County, Pennsylvania