Grassy Creek is a long 3rd order tributary to the Deep River in Moore County, North Carolina. Course Grassy Creek rises about 0.25 miles northeast of Westmoore School in Moore County and then flows east to join the Deep River about 3 miles west of High Falls, North Carolina. Watershed Grassy Creek drains of area, receives about 47.6 in/year of precipitation, and has a wetness index of 423.32 and is about 54% forested. See also List of rivers of North Carolina References Rivers of North Carolina Rivers of Moore County, North Carolina