Strait of Malacca at a glance
- 192 maverage depth
- 60 mmedian depth
- 1,491 mmaximum depth
- 189,355 km²water area
Strait of Malacca is a strait. Inside its outline the GEBCO grid has about 189,355 km² of water, with an average depth of about 192 m (the middle value is 60 m) and a maximum of 1,491 m, found at 6.17° N, 96.31° E.
Open the map at the deepest cell and tap to read the depth.
How deep is each part of the Strait of Malacca?
The bar splits the Strait of Malacca's water by depth. Each colour is a depth band, and the shares add up to 100%.
- 0 to 200 m: 82.2%
- 200 to 1,000 m: 9.7%
- 1,000 to 4,000 m: 8.1%
- 4,000 to 6,000 m: 0%
- below 6,000 m: 0%
Named features near the deepest point: Ninety East Ridge (1,237 km), Reed Tablemount (2,326 km), Sunda Trench (2,377 km), Batu Buntunga (2,600 km).
The Strait of Malacca if sea level dropped
The slider on the map lowers the sea in steps. This table shows how much of the Strait of Malacca's water would be land at each step.
| Sea level lowered by | Becomes land | Share of its water |
|---|---|---|
| 10 m | 20,513 km² | 10.8% |
| 20 m | 33,019 km² | 17.4% |
| 50 m | 76,212 km² | 40.2% |
| 80 m | 126,027 km² | 66.6% |
| 120 m | 152,386 km² | 80.5% |
| 200 m | 155,629 km² | 82.2% |
| 500 m | 166,501 km² | 87.9% |
| 1,000 m | 174,001 km² | 91.9% |
| 2,000 m | 189,355 km² | 100% |
| 3,000 m | 189,355 km² | 100% |
| 4,000 m | 189,355 km² | 100% |
| 6,000 m | 189,355 km² | 100% |
A simple bathtub model: it lowers the sea everywhere by the same amount and does not simulate how water would really drain.
Nearby seas
- Gulf of Thailand average depth about 42 m
- Andaman Sea average depth about 1,071 m
- South China Sea average depth about 1,354 m
- Bay of Bengal average depth about 2,608 m
- Java Sea average depth about 91 m
- Gulf of Tonkin average depth about 36 m
Nearest by the centre of each outline. All oceans and seas
Frequently asked questions
How deep is the Strait of Malacca?
On average about 192 m in the GEBCO grid (the middle value is 60 m). The deepest cell inside its outline is 1,491 m, at 6.17° N, 96.31° E.
How big is the Strait of Malacca?
About 189,355 km² of water inside its Natural Earth outline, counted from the grid cells that are below sea level.
How much of the Strait of Malacca would be land if sea level dropped?
With the sea 10 m lower, about 20,513 km² (10.8%) of its water would be land. At 6,000 m lower, 100% would be. This is a simple bathtub model that lowers the sea evenly everywhere.
Data: depths from the GEBCO_2026 grid, statistics worked out inside the Natural Earth outline of the strait. See data sources and licences. The GEBCO Grid should NOT be used for navigation or for any other purpose involving safety at sea.