3.13 Winnipeg drainage region
Profile highlights
- The landscape of the Winnipeg drainage region, which extends from Lake Winnipeg towards Lake Superior and includes the cities of Kenora and Dryden, was dominated by natural and semi-natural areas (98.1%) in 2011. Built-up, arable land and natural land for pasture accounted for less than 2% of this drainage region.
- The population was 82,775 in 2011, with a population density of 1.0 persons/km2.
- Surface freshwater intake from manufacturing, thermal-electric production, drinking water plants and mining was 131.8 million m3 in 2013.
- The average annual water yield was 25.9 km3 over the period 1971 to 2013. The water yield per unit area was 0.24 m3/m2, compared to 0.35 m3/m2 at the Canada level. Data on the monthly yield and trends over time are not available. Evapotranspiration was 0.40 m3/m2, compared to 0.23 m3/m2 at the Canada level.
- Sources of nitrogen and phosphorus residuals in the environment include fertilizer application and livestock and poultry production. On average residual soil nitrogen on agricultural land was 31.6 kg/ha in 2011 compared to 23.2 kg/ha at the Canada level.
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