Lilley Run (South Branch French Creek tributary)
Lilley Run is a long 2nd order tributary to South Branch French Creek in Erie County, Pennsylvania.Course
Lilley Run rises in Sparta Township of northern Crawford County and then flows north into Erie County through Concord Township where it meets South Branch French Creek.
Watershed
Lilley Run drains of Erie Drift Plain. The watershed receives an average of 46.8 in/year of precipitation and has a wetness index of 453.45.