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| Site Name |
AFR-05 |
Photo : M. Nakashima |
| Lake Name |
Lake Victoria |
| State |
Mara, Muwanza and West Lake, Tanzania; North Buganda,
South Bugan |
| Country |
Tanzania, Uganda and Kenya |
| Latitude |
1:4S |
| Longitude |
33:1E |
| Altitude [m] |
1,134 |
| Surface area [m2] |
68,800,000,000 |
Volume [m3] |
2,750,000,000,000 |
| Maximum depth [m] |
84 |
Mean depth [m] |
40 |
| Water level control |
Regulated |
Normal range of annual water level fluctuation [m] |
- |
| Length of shoreline [m] |
3,440,000 |
Residence time [yr] |
23 |
| Catchment area [m2] |
184,000,000,000 |
Hours of bright Sunshine [hr yr-1] |
- |
| Solar radiation [MJ m-2 day-1] |
17.63 |
Freezing period |
None |
| Mixing type |
Monomictic |
Annual fish catch [t yr-1] |
120,000 |
| Total N loading [t yr-1] |
27,520 |
Total P loading [t yr-1] |
1,376 |
| Population |
8,110,000 |
Population density of catchment area [person km-2] |
170 |
WATER USAGE
| Domestic water usage [m3 sec-1] |
0.173611111 |
Irigation water usage [m3 sec-1] |
1.7 |
| Industrial water usage [m3 sec-1] |
- |
Power generation usage [m3 sec-1] |
- |
LAND USE
| Natural landscape [%] |
62 |
Agricultural land [%] |
32 |
Others [%] |
6 |
| Siltation |
Not serious |
Toxic Contamination |
Not serious |
| Eutrophication |
Serious |
Acidification |
- |
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