"Facility-based arsenic emissions to air by source, Canada, 1993 to 2023",,,, ,,,, Year,Non-ferrous smelting and refining industry (emissions in tonnes),Other ore and mineral industries (emissions in tonnes),Other sources (emissions in tonnes),Total (emissions in tonnes) 1993,23.5,48.12,0,71.62 1994,73.74,59.19,0.09,133.02 1995,27.04,64.36,0.09,91.48 1996,24.86,120.02,0.79,145.67 1997,32.78,132.01,1.29,166.07 1998,25.09,146.8,1.09,172.98 1999,31.39,148.01,1,180.4 2000,31.79,132.05,0.96,164.8 2001,32.31,171.76,1.86,205.93 2002,29.74,131.41,2.43,163.58 2003,78.65,52.57,2.94,134.16 2004,89.95,52.64,1.92,144.5 2005,61.64,17.1,2.06,80.8 2006,62.29,15.76,1.91,79.95 2007,55.69,22.89,2.55,81.13 2008,46.41,24.29,2.19,72.88 2009,35.66,27.23,1.81,64.7 2010,26,20.88,1.73,48.61 2011,16.65,19.45,1.15,37.26 2012,18.34,17.16,1.42,36.92 2013,13.13,22.74,1.27,37.14 2014,17.76,29.67,1.4,48.83 2015,10.52,34.63,1.46,46.61 2016,16.99,24.41,1.6,43 2017,14.25,19.65,1.6,35.51 2018,9.99,27.43,1.55,38.97 2019,22.76,1.6,1.31,25.67 2020,19.15,5.28,1.14,25.58 2021,40.54,2.8,1.19,44.53 2022,19.47,1.13,0.96,21.56 2023,13.71,1.01,0.7,15.41 ,,,, "Note: Totals may not add up due to rounding. The indicator reports emissions from facilities only. It does not include emissions from natural sources such as forest fires or volcanoes. The category ""other sources"" includes incineration and waste, manufacturing, the oil and gas industry and other miscellaneous sources. Other ore and mineral industries include foundries, the iron and steel industry, mining and rock quarrying and mineral products industry. For more details on the sources, consult the Data sources and methods (https://www.canada.ca/en/environment-climate-change/services/environmental-indicators/emissions-harmful-substances-air.html#DSM).",,,, Source: Environment and Climate Change Canada (2025) National Pollutant Release Inventory (https://open.canada.ca/data/en/dataset/40e01423-7728-429c-ac9d-2954385ccdfb).,,,, The indicator reports emissions from human activities only.,,,,