Medium

Portland🇺🇸

Maine · United States43.67°N · 70.25°W

Data: NGA World Port Index (2019) · not a substitute for current nautical charts.

📍 Portland 43.67°N · 70.25°W

Chart · NGA WPI

Size & capacity

Port size

Medium

Max vessel size

Large vessels

Mean tidal range

9 m

Depths (WPI class · approx)

Channel

~35–38 m

Anchorage

~24–27 m

Cargo pier

~31–35 m

Oil terminal

~24–27 m

This is a WPI depth class, not a precise sounding — use current nautical charts for maneuvering.

Entrance conditions:Tide

Ports