Ports
Very small
Onslow🇦🇺
Western Australia · Australia21.65°S · 115.10°E
Data: NGA World Port Index (2019) · not a substitute for current nautical charts.
📍 Onslow 21.65°S · 115.10°E
Chart · NGA WPI
Size & capacity
Port size
Very smallMean tidal range
4 mDepths (WPI class · approx)
Channel
~53–57 mAnchorage
~42–46 mCargo pier
~42–46 mThis is a WPI depth class, not a precise sounding — use current nautical charts for maneuvering.
Entrance conditions:Other