Data Summary: Danau Toba (Lake Toba)
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| Site Name |
ASI-10 |
Photo : H. Haerumen Js |
| Lake Name |
Danau Toba (Lake Toba) |
| State |
North Sumatera Province |
| Country |
Indonesia |
| Latitude |
2:4N |
| Longitude |
98:5E |
| Altitude [m] |
905 |
| Surface area [m2] |
1,100,000,000 |
Volume [m3] |
- |
| Maximum depth [m] |
529 |
Mean depth [m] |
- |
| Water level control |
Unregulated |
Normal range of annual water level fluctuation [m] |
1.5 |
| Length of shoreline [m] |
- |
Residence time [yr] |
- |
| Catchment area [m2] |
3,440,000,000 |
Hours of bright Sunshine [hr yr-1] |
- |
| Solar radiation [MJ m-2 day-1] |
15.7 |
Freezing period |
None |
| Mixing type |
Homogeneous |
Annual fish catch [t yr-1] |
2,820 |
| Total N loading [t yr-1] |
- |
Total P loading [t yr-1] |
- |
| Population |
322,023 |
Population density of catchment area [person km-2] |
127 |
WATER USAGE
| Domestic water usage [m3 sec-1] |
- |
Irigation water usage [m3 sec-1] |
- |
| Industrial water usage [m3 sec-1] |
- |
Power generation usage [m3 sec-1] |
- |
LAND USE
| Natural landscape [%] |
76.2 |
Agricultural land [%] |
22.7 |
Others [%] |
1.1 |
| Siltation |
Not Serious |
Toxic Contamination |
- |
| Eutrophication |
- |
Acidification |
None |
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