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Port of Griswold

USG77🇺🇸USA

Port Location

About Port of Griswold

Griswold is a port located in the US state of Connecticut. It serves as a maritime facility within the region.

Current Conditions

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Classification

Type
Port

Nearby Vessels

Flag
Type
Name
Dist.

Identification

UN/LOCODE
USG77
Country
🇺🇸USA
Time Zone
UTC-5

Region

Subdivision
US-CT
Latitude
41.5833°
Longitude
-71.9167°
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Frequently Asked Questions

How do I navigate the approach to the Port of Griswold?+
The approach to Griswold is supported by 5 navigation aids within 50 nautical miles. The nearest is Mystic Seaport Lighthouse at 13.5 NM to the S. Other aids include Stonington Harbor (15.3 NM S), Stonington West Breakwater (15.5 NM S), Stonington Outer Breakwater (16 NM S), Morgan Point (16.4 NM SSW). Mariners should consult the relevant chart and List of Lights for full approach details.
What major shipping routes pass near the Port of Griswold?+
The Port of Griswold 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 Griswold?+
You can track vessels near Griswold (USG77) 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 USG77 on the live map.
What are the operating hours and time zone for the Port of Griswold?+
The Port of Griswold 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.