Calvin Run

Calvin Run is a 1.63 mi (2.62 km) long first-order tributary to Dunkard Creek in Greene County. This is the only stream of this name in the United States.

Calvin Run Tributary to Dunkard Creek
Location of Calvin Run mouth Show map of Pennsylvania Calvin Run (the United States) Show map of the United States
Location
Country	United States
State	Pennsylvania
County	Greene County
Physical characteristics
Source	Whiteley Creek divide
• location	about 1.25 miles south of Kirby, Pennsylvania[1]
• coordinates	39°47′07″N 080°06′42″W[2]
• elevation	1,180 ft (360 m)[1]
Mouth	Dunkard Creek
• location	about 0.25 miles northeast of Mount Morris, Pennsylvania[1]
• coordinates	39°44′41″N 080°03′41″W[2]
• elevation	900 ft (270 m)[2]
Length	4.18 mi (6.73 km)[3]
Basin size	1.78 square miles (4.6 km2)[4]
Discharge
• location	Dunkard Creek
• average	8.02 cu ft/s (0.227 m3/s) at mouth with Dunkard Creek[4]
Basin features
Progression	generally southeast[3]
River system	Monongahela River
Tributaries
• left	North Branch Calvin Run Watkins Run
• right	unnamed tributaries
Bridges	US 19, Haines Hill Road, US 19, I-79, Dooley Run Road

Course

Calvin Run rises about 1.25 miles south of Kirby, Pennsylvania, and then flows southeasterly to join Dunkard Creek about 0.25 miles northeast of Mount Morris, Pennsylvania.^[1]

Watershed

Calvin Run drains 5.68 square miles (14.7 km²) of area, receives about 43.1 in/year of precipitation, and is about 76.8% forested.^[4]

See also

• List of rivers of Pennsylvania