Monroe, United States
Port · USNRO · 41.90°, -83.35°
- in force · 60 nm
- 0
- issued · 30 d
- 0
- archive messages
- 4
- vessel calls / yr
- 65
About the port
The World Port Index lists Monroe as a very small river natural harbour with excellent shelter.
Listed depths: 5 m in the channel, 5 m at the anchorage and 5 m at the cargo pier.
Entry can be restricted by ice and other conditions.
Pilotage is compulsory.
Repair facilities are rated limited.
Monroe is a first port of entry.
PortWatch estimates 42 port calls at Monroe from Sep 2025 to Aug 2026, about 4 a month, 28% fewer than in the twelve months before.
By vessel type, dry bulk carriers 86%, tankers 10% and general cargo ships 5% of those calls.
Estimated cargo over the same months: 259 thousand t imported and 152 thousand t exported.
The busiest month was Oct 2025 (8 calls) and the quietest Jan 2026 (0).
What is reported near this port
4 warnings in this archive have their reported position within 60 nm of Monroe, the earliest issued in 2004; the most common types are spills (4).
Distance is measured to each warning's reported point or area centre, so a warning near Monroe is not necessarily about the port; collection is incomplete between 2024-05 and 2026-08-17.
Port calls per month · IMF PortWatch estimates
Oct 2024 – Sep 2026 (last bar: month in progress) · last complete month Aug 2026: 2 calls, 17 thousand t in, 1 thousand t out
Warnings within 60 nm, by year of issue
In force within 60 nm · 0
Nothing in force within 60 nm right now.
Port characteristics · World Port Index
- harbour
- very small river natural
- shelter
- excellent
- water body
- Lake Erie; Great Lakes
- NAVAREA
- NAVAREA IV
- depths
- channel 5 m · anchorage 5 m · cargo pier 5 m
- entrance restricted by
- ice, other; not swell, tide
- overhead limits
- yes
- turning area
- yes
- good holding ground
- no
- pilotage
- compulsory
- tugs
- not assistance, salvage
- traffic and reporting
- not ETA message required
- berthing
- wharves
- cranes
- fixed
- services
- medical; not dirty ballast reception
- supplies
- deck stores, diesel, engine stores, provisions, water; not fuel oil
- repairs
- limited
- first port of entry
- yes
- sailing directions
- U.S. Coast Pilot 6 - Great Lakes and their connecting waterways
- chart
- 14846
World Port Index entry Monroe (No. 3570), matched by name 1.1 nm from PortWatch's position for this port. 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 United States's maritime trade through this port (PortWatch): imports 0.1%, exports 0.0%.
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.