Ports
Very small
Richardson🇺🇸
United States48.45°N · 122.90°W
Data: NGA World Port Index (2019) · not a substitute for current nautical charts.
📍 Richardson 48.45°N · 122.90°W
Chart · NGA WPI
Size & capacity
Port size
Very smallMean tidal range
4 mDepths (WPI class · approx)
Oil terminal
~46–49 mThis is a WPI depth class, not a precise sounding — use current nautical charts for maneuvering.
Entrance conditions:No restrictions