Selected statistics on water supply and demand, Fraser–Lower Mainland drainage region
Table 3.2.2Population, 1971 | Population, 2011 | Density, 1971 | Density, 2011 | Surface freshwater intake, 2013Table 3.2.2 Note 1 | Average annual water yield, 1971 to 2013Table 3.2.2 Note 2 | Water yield per area, 1971 to 2013Table 3.2.2 Note 2 | Water yield variability index,Table 3.2.2 Note 3 1971 to 2013Table 3.2.2 Note 2 | Average annual evapotranspiration, 1981 to 2010Table 3.2.2 Note 4 | |
---|---|---|---|---|---|---|---|---|---|
persons | persons/km2 | million m3 | km3 | m3/m2 | monthly CV | m3/m2 | |||
Canada | 21,568,311 | 33,476,688 | 2.4 | 3.8 | 33,464.7 | 3,478.2 | 0.35 | 1.05 | 0.23 |
Fraser–Lower Mainland | 971,762 | 2,336,941 | 4.3 | 10.4 | 615.3 | 129.3 | 0.55 | 0.83 | 0.33 |
Sources: Statistics Canada, Environment, Energy and Transportation Statistics Division, 2017, special tabulation from the 1971 and 2011 Censuses of Population; Industrial Water Use Survey, 2013; Survey of Drinking Water Plants, 2013; Agricultural Water Use Survey, 2010, 2012 and 2014; Alberta Agriculture and Rural Development, 2014, Alberta Irrigation Information: Facts and Figures for the Year 2013, Basin Water Management Branch; Environment and Climate Change Canada, 2015, Water Survey of Canada, Archived Hydrometric Data (HYDAT), (accessed December 3, 2016); Spence, C. and A. Burke, 2008, “Estimates of Canadian Arctic Archipelago runoff from observed hydrometric data,” Journal of Hydrology, Vol. 362, pp. 247 to 259; Wang, S., Y. Yang, Y. Luo and A. Rivera, 2013, “Spatial and seasonal variations in evapotranspiration over Canada's landmass,” Hydrology and Earth System Sciences, Vol. 17, no. 9, pp. 3561–3575, doi: 10.5194/hess-17-3561-2013. |
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