Little Darby Creek | |
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![]() Little Darby Creek in Villanova, Pennsylvania
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Basin features | |
Main source | Radnor Township, Delaware County, Pennsylvania between 380 and 400 feet (120 and 120 m) |
River mouth | Darby Creek in Radnor Township, Delaware County, Pennsylvania 223 ft (68 m) 40°00′47″N 75°23′17″W / 40.0130°N 75.3881°WCoordinates: 40°00′47″N 75°23′17″W / 40.0130°N 75.3881°W |
Progression | Darby Creek → Delaware River → Delaware Bay |
Basin size | 3.51 sq mi (9.1 km2) |
Tributaries |
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Physical characteristics | |
Length | 2.6 mi (4.2 km) |
Little Darby Creek is a tributary of Darby Creek in Delaware County, Pennsylvania, in the United States. It is approximately 2.6 miles (4.2 km) long and flows through Radnor Township.
Little Darby Creek begins just south of U.S. Route 30 near the community of Wayne, Pennsylvania. It flows south-southeast for several tenths of a mile before turning southeast and entering the Mill Club Pond. Shortly thereafter, it receives an unnamed tributary from the right. It turns south and receives Julip Run from the left and an unnamed tributary from the right. Little Darby Creek then turns southeast and parallels Darby Paoli Road for a stretch. The creek receives Wigwam Run from the right and flows southward. After several hundred feet, it reaches its confluence with Darby Creek.
Little Darby Creek joins Darby Creek 20.8 miles (33.5 km) upriver of its mouth.
The elevation near the mouth of Little Darby Creek is 223 feet (68 m) above sea level. The elevation of the creek's source is between 380 and 400 feet (120 and 120 m) above sea level.
Little Darby Creek is within the Piedmont Uplands physiographic province. The Piedmont Uplands section has generally old, hard upland rocks that eroded from the Appalachian Mountains. The rocks in the watershed date to the Precambrian Era and Lower Paleozoic Era. The surficial geology mainly consist of felsic gneiss and mafic gneiss formations, with small amounts of serpentinite near the mouth of the creek.
Two soil associations exist in the Little Darby Creek watershed. The Neshaminy-Lehigh-Glenlg soil association is prevalent in much of the watershed. It consists of silty, well drained, gravelly, and deep soil that rests on gabbro and granodiorite bedrock. The Chester-Glenlg-Manor soil association is prevalent through the middle of the watershed. It consists of silty, channery, and shallow to deep soil that rests on brown schist and gneiss bedrock. Most of the watershed is considered to have slightly erodible soil.