Spencer Run
| Spencer Run | |
|---|---|
| Other name(s) | Spencer's Run |
| Basin features | |
| Main source | valley just south of Waller in Jackson Township, Columbia County, Pennsylvania between 1,180 and 1,200 feet (360 and 370 m) |
| River mouth | West Creek in Benton Township, Columbia County, Pennsylvania 778 ft (237 m) 41°12′19″N 76°23′20″W / 41.2052°N 76.3889°WCoordinates: 41°12′19″N 76°23′20″W / 41.2052°N 76.3889°W |
| Progression | West Creek → Fishing Creek → Susquehanna River → Chesapeake Bay |
| Basin size | 2.07 sq mi (5.4 km2) |
| Tributaries |
|
| Physical characteristics | |
| Length | 2.1 mi (3.4 km) |
Spencer Run (also known as Spencer's Run) is a tributary of West Creek in Columbia County, Pennsylvania, in the United States. It is approximately 2.1 miles (3.4 km) long and flows through Jackson Township and Benton Township. The watershed of the stream has an area of 2.07 square miles (5.4 km2). Wild trout naturally reproduce in the stream. The surficial geology in the area mainly features Illinoian Till, Illinoian Leg, alluvium, colluvium, and bedrock.
Spencer Run begins in a valley just south of Waller, in Jackson Township. It flows east and enters Benton Township after several hundred feet. The stream then turns southeast for several tenths of a mile, as its valley becomes deeper. It then turns south-southeast for several tenths of a mile before turning south, crossing Waller Drive, and receiving an unnamed tributary from the . It then turns southeast for a few tenths of a mile before reaching its confluence with West Creek not far from the northwestern corner of Benton.
Spencer Run joins West Creek 1.48 miles (2.38 km) upstream of its mouth.
The elevation near the mouth of Spencer Run is 778 feet (237 m) above sea level. The elevation of the stream's source is between 1,180 and 1,200 feet (360 and 370 m) above sea level.
The surficial geology in the vicinity of Spencer Run mainly consists of colluvium and a till known as Illinoian Till, which contains silt and clay. However, at the headwaters of the stream, there is some Illinoian Lag. The sides of the stream's valley have surficial geology featuring bedrock consisting of sandstone and shale.
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