Port guide · UN/LOCODE IO DGA
Diego Garcia, British Indian Ocean Territory
British Indian Ocean Territory · 7.35° S, 72.47° E
The World Port Index classes Diego Garcia as a coastal harbor sheltered by breakwaters on the Indian Ocean. It records a channel depth of 12.5 m. Norfolk is 15,460 km away in a straight line.
- Channel depth
- 12.5 m
- From Norfolk
- 15,460 kmGreat-circle distance
Depths and vessel limits
- Channel depth
- 12.5 m
- Anchorage depth
- 15.5 m
- Oil terminal depth
- 12.5 m
- Tidal range
- 2 m
- Offshore maximum vessel draft
- 13.7 m
As recorded in the World Port Index. Gauges run from 0 to 25 m. Confirm current depths and limits with the port before you fix a vessel.
Facilities on record
Arrival and entry
Pilotage is compulsory.
- Pilotage compulsory
- Yes
- Tug assistance
- Yes
- Arrival notice (ETA message) required
- Yes
- Shelter afforded
- Good
Services and supplies
- Dry dock
- Large
- Fuel oil
- No
- Diesel oil
- No
- Potable water
- Yes
- Provisions
- Yes
- Deck supplies
- No
- Engine supplies
- No
- Medical facilities
- Yes
US trade with the British Indian Ocean Territory
- US exports, 2025
- $12.5MLed by mineral fuels and oils
- US imports, 2025
- $6KLed by special import reporting provisions
Top goods, trade terms and port guides for the British Indian Ocean Territory
Sources
- US trade figures: US Census Bureau, International Trade API, HS2 total exports and general imports for calendar 2024 and 2025, retrieved November 4, 2026.
- Port data: National Geospatial-Intelligence Agency, World Port Index (Pub 150), from NGA's UpdatedPub150.csv as captured by the Internet Archive on September 29, 2026.
- Distances are great-circle distances computed from World Port Index coordinates, not sailing distances.
- Map: Natural Earth 1:110m land, public domain.