Port of City Island (USIS3): Details, Transit Times & Shipping Routes
Port of City Island (UN/LOCODE USIS3) is a very small coastal (natural) harbor located in United States, on the North Atlantic Ocean. It sits at 40.8500° N, 73.7833° W. The port reports a channel depth of about 11 m, an anchorage depth near 7.9 m, cargo pier depths around 3.4 m. Shelter afforded is rated good. Cargo handling includes wharves facilities.
Port Specifications & Capabilities
Physical characteristics from the NGA World Port Index. Values of 0 in the source are shown as not reported.
Harbor Profile
- Harbor Type
- Coastal (Natural)
- Harbor Size
- Very Small
- Shelter Afforded
- Good
- World Water Body
- North Atlantic Ocean
- Region
- United States E Coast
Services & Restrictions
Route Calculator & Transit Estimator
Great-circle distance — actual sea routes vary with canals, traffic lanes & weather.
nautical miles (direct)
@ 14 knots
B2B Freight Quote — Port of City Island
Compare competitive ocean and inland freight rates to and from City Island (USIS3) via trusted logistics partners.
Nearby Ports & Connections
Nearest Ports to City Island
Frequently Asked Questions about Port of City Island
Where is Port of City Island located?
Port of City Island is a seaport located in United States, on the North Atlantic Ocean. Its coordinates are 40.8500° N, 73.7833° W.
What is the UN/LOCODE for Port of City Island?
The UN/LOCODE for Port of City Island is USIS3 — country code US, location code IS3.
How deep is Port of City Island?
Per the NGA World Port Index, Port of City Island has a channel depth of about 11 m, an anchorage depth of about 7.9 m, cargo pier depths of about 3.4 m.
Does Port of City Island require a pilot?
Yes — pilotage is compulsory at Port of City Island.
What type of harbor is Port of City Island?
Port of City Island is classified as a coastal (natural) harbor, of very small size, offering good shelter.
What cargo facilities does Port of City Island have?
Port of City Island is recorded as offering wharves facilities.
About this data
Specifications for Port of City Island are derived from the U.S. National Geospatial-Intelligence Agency (NGA) World Port Index (Pub 150, WPI #7625), a public-domain U.S. Government dataset. View the relevant Sailing Directions →