Middle Branch Chillisquaque Creek
| Middle Branch Chillisquaque Creek | |
|---|---|
Middle Branch Chillisquaque Creek downstream of Lake Chillisquaque
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| Etymology | Native American word for either a "place frequented by snowbirds" or "frozen duck" |
| Basin features | |
| Main source | valley in Madison Township, Columbia County, Pennsylvania 660 to 680 feet (200 to 210 m) |
| River mouth | Chillisquaque Creek in Derry Township, Montour County, Pennsylvania 522 ft (159 m) |
| Basin size | 9.64 sq mi (25.0 km2) |
| Physical characteristics | |
| Length | 5.2 mi (8.4 km) |
Middle Branch Chillisquaque Creek is a tributary of Chillisquaque Creek in Columbia County and Montour County, in Pennsylvania, in the United States. It is approximately 5.2 miles (8.4 km) long and flows through Madison Township in Columbia County and Anthony and Derry Townships in Montour County. The creek's watershed has an area of 9.64 square miles (25.0 km2). There are 14.35 miles (23.09 km) of streams in the watershed. Lake Chillisquaque is also in the creek. There are 122 features classified as "disturbances" on Middle Branch Chillisquaque Creek. Two bridges more than 20 feet (6.1 m) long cross the creek.
Middle Branch Chillisquaque Creek begins in a valley in western Madison Township, Columbia County. It flows southwest through the valley into Anthony Township, Montour County, where it flows southwest for a few miles before leaving the valley and crossing Pennsylvania Route 44. The creek then turns south and flows through Lake Chillisquaque. South of the lake, the creek flows through a flat area for some distance. It then exits Anthony Township and enters Derry Township, Montour County. In Derry Township, the creek almost immediately meets East Branch Chillisquaque Creek to form Chillisquaque Creek.
Middle Branch Chillisquaque Creek joins Chillisquaque Creek 19.96 miles (32.12 km) upstream of its mouth.
Middle Branch Chillisquaque Creek is ranked 6th in priority on the 305B Stream Listings in the watershed of Chillisquaque Creek. It experiences siltation and has been subjected to hydromodifcation and flow alterations.
The water temperature of Middle Branch Chillisquaque Creek ranges from approximately 0 to 22 °C (32 to 72 °F).
The concentration of alkalinity in Middle Branch Chillisquaque Creek ranges from under 10 to over 70 milligrams per liter. The concentrations of nitrates and phosphates are both high.
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