Data Summary: Williston Lake
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| Lake Name |
Williston Lake |
Photo : J. O. Fleming |
| Site Name |
NAM-29 |
| State |
British Columbia |
| Country |
Canada |
| Latitude |
56:0N |
| Longitude |
123:4W |
| Altitude [m] |
672.1 |
| Surface area [m2] |
1,779,000,000 |
Volume [m3] |
70,300,000,000 |
| Maximum depth [m] |
166 |
Water level control |
Regulated |
| Normal range of annual water level fluctuation[m] |
16.8 |
Length of shoreline [m] |
1,770,000 |
| Residence time [yr] |
2.2 |
Catchment area [m2] |
72,000,000,000 |
| Hours of bright Sunshine [hr yr-1] |
1,800 |
Solar radiation [MJ m-2 day-1] |
11.1 |
| Freezing period |
Nov-May |
Mixing type |
Dimictic |
| Annual fish catch [t yr-1] |
- |
| Total N loading [t yr-1] |
- |
Total P loading [t yr-1] |
- |
| Population |
11,000 |
Population density of catchment area [person km-2] |
0.17 |
WATER USAGE
| Domestic water usage [m3 sec-1] |
0 |
Irigation water usage [m3 sec-1] |
0 |
| Industrial water usage [m3 sec-1] |
0.72337963 |
Power generation usage [m3 sec-1] |
- |
LAND USE
| Natural landscape [%] |
99 |
Agricultural land [%] |
0.5 |
Others [%] |
0.5 |
| Siltation |
None |
Toxic Contamination |
Not serious |
| Eutrophication |
None |
Acidification |
- |
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