Clarkson, Canada
Port · CACSN · 43.50°, -79.62° · Vegetable Products, Prepared Foodstuffs & Beverages, Mineral Products
- in force · 60 nm
- 0
- issued · 30 d
- 0
- archive messages
- 0
- vessel calls / yr
- 112
About the port
The World Port Index lists Clarkson as a very small open roadstead harbour with fair shelter.
Listed depths: 6 m in the channel, 11 m at the anchorage, 6 m at the cargo pier and 6 m at the oil terminal.
Entry can be restricted by swell, ice and other conditions.
Pilotage is compulsory.
PortWatch estimates 139 port calls at Clarkson from Sep 2025 to Aug 2026, about 12 a month, 10% more than in the twelve months before.
By vessel type, tankers 51% and dry bulk carriers 49% of those calls.
Estimated cargo over the same months: 1.5 million t imported and 173 thousand t exported.
The busiest month was Nov 2025 (19 calls) and the quietest Jan 2026 (0).
What is reported near this port
No warning in this archive has its reported position within 60 nm of Clarkson.
Port calls per month · IMF PortWatch estimates
Oct 2024 – Sep 2026 (last bar: month in progress) · last complete month Aug 2026: 15 calls, 164 thousand t in, 16 thousand t out
In force within 60 nm · 0
Nothing in force within 60 nm right now.
Port characteristics · World Port Index
- harbour
- very small open roadstead
- shelter
- fair
- water body
- Lake Ontario; Great Lakes
- NAVAREA
- NAVAREA IV
- depths
- channel 6 m · anchorage 11 m · cargo pier 6 m · oil terminal 6 m
- entrance restricted by
- ice, other, swell; not tide
- overhead limits
- no
- good holding ground
- no
- pilotage
- compulsory
- tugs
- salvage; not assistance
- traffic and reporting
- ETA message required
- berthing
- wharves
- services
- dirty ballast reception, medical
- first port of entry
- no
- sailing directions
- U.S. Coast Pilot 6 - Great Lakes and their connecting waterways
- chart
- 14810
World Port Index entry Clarkson (No. 3015), matched by UN/LOCODE. NGA Publication 150 (U.S. government work). The index describes the port as last surveyed for the publication; it is not a substitute for Sailing Directions or port authority information.
Share of Canada's maritime trade through this port (PortWatch): imports 1.4%, exports 0.1%.
Chokepoint and port data: IMF PortWatch (portwatch.imf.org) — IMF and the University of Oxford, via the UN Global Platform. Not for navigation — follow official NAVAREA / coastal broadcasts and port authority notices.