Lilley Run is a 3.66 mi (5.89 km) long 2nd order tributary to South Branch French Creek in Erie County, Pennsylvania.[4]

Lilley Run
Tributary to South Branch French Creek
Lilley Run is located in Pennsylvania
Lilley Run
Location of Lilley Run mouth
Lilley Run is located in the United States
Lilley Run
Lilley Run (the United States)
Location
CountryUnited States
StatePennsylvania
CountiesErie
Crawford
Physical characteristics
Sourcedivide between Lilley Run and Stranahan Run
 • locationpond about 1 mile west-southwest of Concord Corners, Pennsylvania[2]
 • coordinates41°50′55″N 079°43′46″W / 41.84861°N 79.72944°W / 41.84861; -79.72944[1]
 • elevation1,652 ft (504 m)[2]
MouthSouth Branch French Creek
 • location
about 0.5 miles west of Concord, Pennsylvania
 • coordinates
41°53′26″N 079°44′32″W / 41.89056°N 79.74222°W / 41.89056; -79.74222[1]
 • elevation
1,342 ft (409 m)[1]
Length3.66 mi (5.89 km)[3]
Basin size4.77 square miles (12.4 km2)[4]
Discharge 
 • locationSouth Branch French Creek
 • average9.73 cu ft/s (0.276 m3/s) at mouth with South Branch French Creek[4]
Basin features
ProgressionSouth Branch French CreekFrench CreekAllegheny RiverOhio RiverMississippi RiverGulf of Mexico
River systemAllegheny River
Tributaries 
 • leftunnamed tributaries
 • rightunnamed tributaries
BridgesConcord Road, Ormsbee Road, Mitchell Road

Course

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Lilley Run rises in Sparta Township, Crawford County, Pennsylvania, north of Crawford County and then flows north into Erie County through Concord Township where it meets South Branch French Creek.

Watershed

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Lilley Run drains 4.77 square miles (12.4 km2) of Erie Drift Plain (glacial geology). The watershed receives an average of 46.8 in/year of precipitation and has a wetness index of 453.45.[4]


 
Course of Lilley Run (South Branch French Creek tributary)
 
Watershed of Lilley Run (South Branch French Creek tributary)


References

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  1. ^ a b c "GNIS Detail - Lilley Run". geonames.usgs.gov. US Geological Survey. Retrieved 16 September 2019.
  2. ^ a b "Lilley Run Topo Map, Erie County PA (Corry Area)". TopoZone. Locality, LLC. Retrieved 16 September 2019.
  3. ^ "ArcGIS Web Application". epa.maps.arcgis.com. US EPA. Retrieved 16 September 2019.
  4. ^ a b c d "Lilley Run Watershed Report". Waters Geoviewer. US EPA. Retrieved 16 September 2019.