Port of Calcite

USMI3🇺🇸USA

Port Location

Port Arrivals & Departures

Vessel Traffic

Port of Calcite USMI3

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About Port of Calcite

This harbor on Lake Huron serves as a vital shipping point for the region. It handles bulk cargo, primarily limestone, utilizing self-unloading vessels.

Current Conditions

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Vessel Limits

Channel Depth
6ft
Elevation
176m

Operations & Services

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

References & Identifiers

WPI No.
4490 →
GeoNames ID
5007479 →

Identification

UN/LOCODE
USMI3
Country
🇺🇸USA
Time Zone
UTC-5
Feature Type
HBR (Harbor)

Classification

Type
Port
Harbor Type
Coastal breakwater
Shelter
Poor

Region

Subdivision
US-MI
Area
Great Lakes
Sub-area
Lake Huron
Latitude
45.4120°
Longitude
-83.7740°

Nearby Vessels

Flag
Type
Name
Dist.
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Frequently Asked Questions

How do I navigate the approach to the Port of Calcite?

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The approach to Calcite is supported by 5 navigation aids within 50 nautical miles. The nearest is Calcite Breakwater Lighthouse at 0.3 NM to the N. Other aids include Calcite Incoming Range Rear (0.5 NM WSW), Forty Mile Point (7.4 NM NW), Presque Isle (12.3 NM ESE), Presque Isle Range Front (12.6 NM ESE). Mariners should consult the relevant chart and List of Lights for full approach details.

What sea or ocean is the Port of Calcite on?

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The Port of Calcite is situated on the North Pacific Ocean in US. The area falls within the temperate maritime climate zone, which can influence port operations and seasonal shipping patterns.

How do I track vessels arriving at or departing from the Port of Calcite?

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You can track vessels near Calcite (USMI3) in real time using MarineRadar. The platform displays live AIS positions of nearby ships, including vessel name, type, flag, speed, and course.

Where is the Port of Calcite?

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The Port of Calcite is a port in US. Its UN/LOCODE is USMI3 — the five-character code the UNECE assigns to trade and transport locations, and the identifier used on shipping documents and in port calls.

What does the UN/LOCODE USMI3 mean?

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The first two characters, US, are the ISO country code for US. The remaining three identify the location within that country. The code is issued by the United Nations Economic Commission for Europe and is the international standard for naming ports in trade and transport systems.

What are the operating hours and time zone for the Port of Calcite?

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The Port of Calcite 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.