Data Summary: Lake Vanern
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| Site Name |
EUR-16 |
Photo: L. Furuholm |
| Lake Name |
Lake Vanern |
| State |
Varmlands, Alvsborgs and Skaraborgs |
| Country |
Sweden |
| Latitude |
58:5N |
| Longitude |
13:1E |
| Altitude [m] |
44 |
| Surface area [m2] |
5,648,000,000 |
Volume [m3] |
153,000,000,000 |
| Maximum depth [m] |
106 |
Mean depth [m] |
27 |
| Water level control |
Regulated |
Normal range of annual water level fluctuation [m] |
1.7 |
| Length of shoreline [m] |
1,940,000 |
Residence time [yr] |
9 |
| Catchment area [m2] |
41,182,000,000 |
Hours of bright Sunshine [hr yr-1] |
1,900 |
| Solar radiation [MJ m-2 day-1] |
- |
Freezing period |
None |
| Mixing type |
Dimictic |
Annual fish catch [t yr-1] |
540 |
| Total N loading [t yr-1] |
17,380 |
Total P loading [t yr-1] |
880 |
| Population |
1,354,200 |
Population density of catchment area [person km-2] |
32.9 |
WATER USAGE
| Domestic water usage [m3 sec-1] |
0.57 |
Irigation water usage [m3 sec-1] |
- |
| Industrial water usage [m3 sec-1] |
- |
Power generation usage [m3 sec-1] |
- |
LAND USE
| Natural landscape [%] |
67.9 |
Agricultural land [%] |
18.5 |
Others [%] |
13.6 |
| Siltation |
None |
Toxic Contamination |
Serious |
| Eutrophication |
Serious |
Acidification |
None |
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