Towanda Creek is a tributary of the Susquehanna River in Bradford County, Pennsylvania, in the United States.
It then enters Leroy Township, where it continues flowing east and slightly north parallel to Pennsylvania Route 50.
Several miles downstream, it passes to the north of Naglee Mountain and enters Monroe Township.
[1] Towanda Creek joins the Susquehanna River 271.72 miles (437.29 km) upstream of its mouth.
[4] Near Franklindale, the average monthly discharge of the creek ranges from 8.46 to 414 cubic feet per second, in August and April, respectively.
The water hardness in terms of the concentration of calcium carbonate ranges from 30 to 47 milligrams per liter.
[1] There are a number of strainers and fallen trees on Towanda Creek in its upper reaches.
The creek has fairly high mud banks and flows between forested mountains.
[3] The topography of the watershed of Towanda Creek is described as "rough and hilly" in a 1921 book.
[7] Rock formations consisting of shale and sandstone are found in the vicinity of Towanda Creek.
[7] In 1921, the largest communities in the watershed of Towanda Creek included Canton, Monroeton, New Albany, and Monroe.
[7] In the early 1900s, the main industries in the watershed of Towanda Creek were woodworking, clay banks, machine shops, and agriculture.
The Susquehanna, New York, and Lehigh Valley Railroad also passed through lower reaches of the watershed during this time period.
[8] During a survey undertaken in 2007, a total of 33 species of fish were identified in Towanda Creek.
Other fish species inhabiting the creek include pumpkinseed, bluegill, green sunfish, brown bullhead, walleye, white sucker, northern hog sucker, fallfish, central stoneroller, and sculpin.
[8] It is possible to canoe on 26.2 miles (42.2 km) of Towanda Creek during snowmelt or within seven days of heavy rain.