Data Summary: Oze-numa (Lake Oze)
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| Site Name |
ASI-41 |
Photo : |
| Lake Name |
Oze-numa (Lake Oze) |
| State |
Gunma and Fukushima Prefectures |
| Country |
Japan |
| Latitude |
36:6N |
| Longitude |
139:2E |
| Altitude [m] |
1,665 |
| Surface area [m2] |
1,700,000 |
Volume [m3] |
6,600,000 |
| Maximum depth [m] |
9.5 |
Mean depth [m] |
4.1 |
| Water level control |
Regulated |
Normal range of annual water level fluctuation [m] |
3 |
| Length of shoreline [m] |
6,000 |
Residence time [yr] |
0.28 |
| Catchment area [m2] |
13,400,000 |
Hours of bright Sunshine [hr yr-1] |
- |
| Solar radiation [MJ m-2 day-1] |
- |
Freezing period |
Dec-May |
| Mixing type |
Dimictic |
Annual fish catch [t yr-1] |
- |
| Total N loading [t yr-1] |
- |
Total P loading [t yr-1] |
- |
| Population |
62 |
Population density of catchment area [person km-2] |
4.6 |
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] |
0.48 |
LAND USE
| Natural landscape [%] |
- |
Agricultural land [%] |
- |
Others [%] |
- |
| Siltation |
None |
Toxic Contamination |
- |
| Eutrophication |
- |
Acidification |
None |
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