Middle Harbour Creek

Middle Harbour Creek
Middle Harbour Creek after heavy storms downstream from the cascades
Location
CountryAustralia
StateNew South Wales
RegionSydney basin (IBRA), Northern Beaches
Local government areasWarringah
Physical characteristics
Source confluenceBare Creek and Frenchs Creek
  locationnorth of Davidson
  coordinates33°43′40.8″S 151°11′20.3994″E / 33.728000°S 151.188999833°E / -33.728000; 151.188999833
MouthMiddle Harbour
  location
Castlecrag and Seaforth
  coordinates
33°47′40.38″S 151°13′57.18″E / 33.7945500°S 151.2325500°E / -33.7945500; 151.2325500
Length6.1 km (3.8 mi)
Basin size77 km2 (30 sq mi)
Basin features
River systemMiddle Harbour
Tributaries 
  leftCarroll Creek
  rightTwo Creeks
National parkGarigal National Park

Middle Harbour Creek, a tributary of Middle Harbour, is a youthful tide-dominated, drowned-valley estuary northwest of Sydney Harbour, in Sydney, New South Wales, Australia.