Prong Number One

Prong Number One is a 5.78 mi long 3rd order tributary to Gravelly Branch in Sussex County, Delaware.

Course
Prong Number One rises about 1.5 miles south-southeast of Oakley, Delaware, and then flows south to join Gravelly Branch about 0.25 miles northwest of Kings Crossroads.

Watershed
Prong Number One drains 13.38 sqmi of area, receives about 45.4 in/year of precipitation, has a wetness index of 781.58, and is about 11% forested.