"Facility-based arsenic emissions to air by province and territory, Canada, 2003, 2013, 2023",,, ,,, Province or territory,2003 (emissions in tonnes),2013 (emissions in tonnes),2023 (emissions in tonnes) Newfoundland and Labrador,0.08,1.22,0.48 Prince Edward Island,<0.01,<0.01,n/a Nova Scotia,0.15,0.05,0.02 New Brunswick,1.10,6.12,0.01 Quebec,53.27,19.32,11.76 Ontario,56.14,7.26,2.23 Manitoba,21.89,1.69,<0.01 Saskatchewan,0.01,0.40,0.23 Alberta,0.45,0.36,0.21 British Columbia,1.06,0.72,0.41 Yukon,n/a,n/a,<0.01 Northwest Territories,n/a,<0.01,0.01 Nunavut,n/a,<0.01,0.07 Canada,134.16,37.14,15.41 ,,, "Note: n/a = not available. The indicator reports emissions from facility-based activities only. It does not include emissions from natural sources such as forest fires or volcanoes. Some reported emissions from Newfoundland and Labrador, Prince Edward Island, Nova Scotia, New Brunswick, Manitoba, Saskatchewan, Yukon, the Northwest Territories and Nunavut are too small to see in the figure. To access all available years data please refer to the indicator’s interactive figures (https://www.canada.ca/en/environment-climate-change/services/environmental-indicators/emissions-harmful-substances-air.html#interactive-figures) or, for the full dataset, to the National Pollutant Release Inventory (https://open.canada.ca/data/en/dataset/40e01423-7728-429c-ac9d-2954385ccdfb).",,, Source: Environment and Climate Change Canada (2025) National Pollutant Release Inventory (https://open.canada.ca/data/en/dataset/40e01423-7728-429c-ac9d-2954385ccdfb).,,, Available on the Environmental indicators website (www.canada.ca/environmental-indicators).,,,