title: Big Branch (Crabtree Creek tributary)
text: # Big Branch (Crabtree Creek tributary)
  
  Big Branch is a 3.59 mi (5.78 km) long tributary of Crabtree Creek in Wake County, North Carolina, and is classed as a 2nd order stream on the EPA waters geoviewer site.
  
  ## Course
  
  Big Branch rises in northern Raleigh, North Carolina, then flows south to meet Crabtree Creek across from Kiwanis Park. It is a developed watershed with only 7% of the watershed considered to be forested.
  
  ## Watershed
  
  Big Branch drains 3.98 square miles (10.3 $km^2)$ of area. The upper part of the watershed is underlaid by Falls Leucogneiss. The middle and lower watershed is underlaid by Raleigh Gneiss geology. The watershed receives an average of 46.5 in/year of precipitation and has a wetness index of 415.15.
  
  