Prong Number One

Prong Number One is a 5.78 mi (9.30 km) long 3rd order tributary to Gravelly Branch in Sussex County, Delaware.

Prong Number One Tributary to Gravelly Branch
Location of Prong Number One mouth Show map of Delaware Prong Number One (the United States) Show map of the United States
Location
Country	United States
State	Delaware
County	Sussex
Physical characteristics
Source	Parker Branch divide
• location	about 1.5 miles south-southeast of Oakley, Delaware
• coordinates	38°47′59″N 075°28′04″W[1]
• elevation	44 ft (13 m)[2]
Mouth	Gravelly Branch
• location	about 0.25 miles northwest of Kings Crossroads, Delaware
• coordinates	38°45′09″N 075°27′31″W[1]
• elevation	29 ft (8.8 m)[3]
Length	5.78 mi (9.30 km)[4]
Basin size	13.38 square miles (34.7 km2)[5]
Discharge
• location	Gravelly Branch (Collins Pond)
• average	16.57 cu ft/s (0.469 m3/s) at mouth with Gravelly Branch[5]
Basin features
Progression	Gravelly Branch → Nanticoke River → Chesapeake Bay → Atlantic Ocean[4]
River system	Nanticoke River
Tributaries
• left	Maple Marsh and Beaver Dam Branch
• right	unnamed tributaries
Bridges	Staytonville Road, DE 16, Smith Haven Road, Beaver Dam Road, Maple Branch Road

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.^[3]

Watershed

Prong Number One drains 13.38 square miles (34.7 km²) of area, receives about 45.4 in/year of precipitation, has a wetness index of 781.58, and is about 11% forested.^[5]

See also

• List of rivers of Delaware