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Port of Greenport

USGP4🇺🇸USA

Port Location

About Port of Greenport

Greenport is a harbor located on Long Island, New York. It serves as a general cargo port and is accessible to various vessel types.

Current Conditions

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Vessel Limits

Channel Depth
2ft
Tidal Range
1ft
Elevation
-9999m

Operations & Services

Port of Entry
No
Pilotage Compulsory
Yes
Tug Assistance
No
Drydock
Unknown
Repair Code
C

References & Identifiers

WPI No.
7460 →
GeoNames ID
7195923 →

Identification

UN/LOCODE
USGP4
Country
🇺🇸USA
Time Zone
UTC-5
Feature Type
HBR (Harbor)

Classification

Type
Marina
Harbor Type
Coastal breakwater
Shelter
Good

Region

Subdivision
US-NY
Area
US East Coast
Latitude
41.1017°
Longitude
-72.3611°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do I navigate the approach to the Port of Greenport?+
The approach to Greenport is supported by 5 navigation aids within 50 nautical miles. The nearest is Long Beach Bar Lighthouse at 2.5 NM to the E. Other aids include Horton Point (4 NM WSW), Southold (North Fork) Lighthouses (4 NM WSW), Cedar Island (5.8 NM SE), East Hampton (South Fork) Lighthouses (5.8 NM SE). Mariners should consult the relevant chart and List of Lights for full approach details.
What major shipping routes pass near the Port of Greenport?+
The Port of Greenport is located within the US East Coast shipping lane — a major shipping corridor serving ports along the Atlantic seaboard of the United States. This strategic position influences vessel traffic density, anchorage availability, and port scheduling.
How do I track vessels arriving at or departing from the Port of Greenport?+
You can track vessels near Greenport (USGP4) in real time using MarineRadar. The platform displays live AIS positions of nearby ships, including vessel name, type, flag, speed, and course. Use the "Track Vessels Nearby" button on this page or search for USGP4 on the live map.
What are the operating hours and time zone for the Port of Greenport?+
The Port of Greenport operates in the UTC-5 time zone. Operating hours, VTS schedules, and pilot availability vary — vessel agents should confirm with the port authority in advance, especially for night arrivals or weekend operations.