PORTS BY COUNTRY · FOR OFFICERS, MASTERS AND SHORE TEAMS
Ports in Guam
NaviBoss has port guides for 1 port in Guam, 1 of them with the pilot boarding place on the chart. Its coast lies in NAVAREA XI, buoyage follows IALA region A and ships are inspected under the US Coast Guard.
All 1 port in Guam
Each name opens its port guide: where the pilot boards, local time and summer time, water density, load line zone, the maximum draft per terminal, reporting before arrival and inspections.
| Port | UN/LOCODE | Pilot | Deepest berth | Warnings area |
|---|---|---|---|---|
| Apra Harbor | GUAPR | Yes | 14.8 m | NAVAREA XI |
Navigational warnings
Guam's waters are in NAVAREA XI. A ship there keeps the in-force warnings of that area, and of any NAVAREA it passes on the way.
Before you call at Guam
Pre-arrival reporting
All vessels must obtain permission from Guam Harbour Control on VHF channel 13 or via landline before entering, departing or shifting within Guam waters. Vessels bound for the Marinas must contact the Port Authority of Guam's Commercial Division and obtain an approved permit prior to arrival.
Please see -
https://www.portofguam.com/about-us/maritime-operation/rules-regulations-and-policies/harbor-rules-and-regulations
Please refer to individual port pre-arrival information for further details.
ISPS (ship and port security)
For ISPS information see IMO website http://www.imo.org.
Dialling code +1 671. There are no area codes and numbers consist of 7 digits. · The unit of currency is the US dollar (US$) which is made up of 100 cents.
These country notes come from public port references and some may be several years old. Check with your agent.
Questions about ports in Guam
How many ports in Guam have a NaviBoss port guide?
1 port, 1 of them with at least one pilot boarding place on the chart. Each guide gives the pilot station, local time, water density, load line zone, maximum draft per terminal, pre-arrival reporting and inspections.
Which NAVAREA is Guam in?
Guam's ports lie in NAVAREA XI (11). Navigational warnings for those waters are broadcast by that area's coordinator.
Which IALA buoyage region does Guam use?
IALA region A: red to port when entering harbour.
Who carries out Port State Control in Guam?
Ships calling at Guam are inspected under the US Coast Guard.
What time zone are Guam's ports in?
UTC+10, with no summer time.
Which port in Guam takes the deepest draft?
Of the ports with a figure, Apra Harbor: its deepest listed berth takes 14.8 m. Check the terminal and the latest port notices before you plan to it.
More guides
- Ports by countryevery country with port guides
- Sea distances between portsreal distances on shipping lanes
- NAVAREA warningsthe 21 areas and who broadcasts them
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NaviBoss guides are written and checked by maritime industry experts, masters and deck officers. Each one is built from the same data the planner uses, dated, and rebuilt when that data changes. Spotted something wrong? Tell us on the feedback board.
A planning aid, not for navigation. Check official charts and publications, the latest notices and your company's instructions before you rely on any figure here.