Data Summary: Ikeda-ko (Lake Ikeda)
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| Site Name |
ASI-30 |
Photo : A. Kurata |
| Lake Name |
Ikeda-ko (Lake Ikeda) |
| State |
Kagoshima Prefecture |
| Country |
Japan |
| Latitude |
31:1N |
| Longitude |
130:4E |
| Altitude [m] |
88 |
| Surface area [m2] |
10,950,000 |
Volume [m3] |
1,470,000,000 |
| Maximum depth [m] |
233 |
Mean depth [m] |
135 |
| Water level control |
Regulated |
Normal range of annual water level fluctuation [m] |
4 |
| Length of shoreline [m] |
15,100 |
Residence time [yr] |
1.7 |
| Catchment area [m2] |
40,730,000 |
Hours of bright Sunshine [hr yr-1] |
2,411 |
| Solar radiation [MJ m-2 day-1] |
- |
Freezing period |
None |
| Mixing type |
Monomictic |
Annual fish catch [t yr-1] |
379 |
| Total N loading [t yr-1] |
59.9 |
Total P loading [t yr-1] |
9.22 |
| Population |
3,434 |
Population density of catchment area [person km-2] |
84.3 |
WATER USAGE
| Domestic water usage [m3 sec-1] |
- |
Irigation water usage [m3 sec-1] |
0.22 |
| Industrial water usage [m3 sec-1] |
- |
Power generation usage [m3 sec-1] |
- |
LAND USE
| Natural landscape [%] |
68.7 |
Agricultural land [%] |
19.7 |
Others [%] |
11.6 |
| Siltation |
- |
Toxic Contamination |
None |
| Eutrophication |
Serious |
Acidification |
None |
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