"Water quantity at monitoring stations, Canada, 2009 to 2023",,,, ,,,, Year,Total number of stations,High (Percentage of stations),Normal (Percentage of stations),Low (Percentage of stations) 2009,1112,16,65,18 2010,1117,11,61,27 2011,1110,40,57,3 2012,1120,14,63,23 2013,1118,24,69,7 2014,1128,27,68,5 2015,1120,7,71,22 2016,1110,9,83,8 2017,1095,23,73,4 2018,1091,14,76,10 2019,1076,17,65,18 2020,1056,31,62,7 2021,1048,12,60,28 2022,1024,17,71,11 2023,970,10,61,30 ,,,, "Note: Percentages may not add up to 100 due to rounding. The water quantity classification for a station is based on a comparison of the annual water quantity in a given year with the typical annual water quantity at that station between 1991 and 2020. For more information, please see the Data sources and methods (www.canada.ca/en/environment-climate-change/services/environmental-indicators/water-quantity-canadian-rivers.html#DSM) section.",,,, Source: Environment and Climate Change Canada (2025) National Water Data Archive (https://www.canada.ca/en/environment-climate-change/services/water-overview/quantity/monitoring/survey/data-products-services/national-archive-hydat.html) (HYDAT).,,,, Available on the Environmental indicators website (www.canada.ca/environmental-indicators).,,,,