Nova Scotia Power is striving to be an environmental leader, delivering the cost-effective power that customers demand sustainably. A key part of our environmental leadership is publicly sharing our air emission data. You can access the past several years of air emissions from our power plants.
| System Totals |
|---|
| Year | Mercury (kg) | Sulphur Dioxide (tonnes) | Carbon Dioxide Equivalent (tonnes) | Nitrogen Oxide (tonnes) |
|---|---|---|---|---|
| 2005 | 105 | 103,772 | 10,648,422 | 32,305 |
| 2006 | 162 | 106,617 | 9,745,368 | 28,040 |
| 2007 | 157 | 108,547 | 10,145,355 | 25,862 |
| 2008 | 163 | 107,473 | 9,782,249 | 21,398 |
| 2009 | 140 | 100,868 | 9,375,870 | 17,075 |
| 2010 | 81 | 61,904 | 9,250,254 | 18,230 |
| 2011 | 95 | 64,812 | 8,569,186 | 17,414 |
| 2012 | 94 | 66,260 | 7,572,982 | 15,640 |
| 2013 | 73 | 67,806 | 7,822,955 | 16,998 |
| 2014 | 54 | 60,902 | 7,252,218 | 16,902 |
| 2015 | 55 | 60,608 | 7,130,732 | 15,026 |
| 2016 | 60 | 61,897 | 7,079,268 | 15,633 |
| 2017 | 65 | 63,894 | 6,765,918 | 15,347 |
| 2018 | 63 | 62,607 | 6,848,560 | 14,732 |
| 2019 | 59 | 50,880 | 6,574,414 | 14,422 |
| 2020 | 35* | 51,621 | 6,283,894 | 13,573 |
| 2021 | 35* | 53,944 | 6,096,390 | 13,450 |
| 2022 | 42* | 50,415 | 5,770,500 | 11,798 |
| 2023 | 29.9* | 36,386 | 4,931,152 | 9,405 |
| System Totals - Emission Intensities |
|---|
| Year | Mercury (g/GWh) | Sulphur Dioxide (g/kWh) | Carbon Dioxide Equivalent (g/kWh) | Nitrogen Oxide (g/kWh) |
|---|---|---|---|---|
| 2005 | 9.0 | 8.9 | 915.1 | 2.8 |
| 2006 | 15.4 | 10.2 | 927.6 | 2.7 |
| 2007 | 13.2 | 9.2 | 855.3 | 2.2 |
| 2008 | 13.8 | 9.1 | 831.0 | 1.8 |
| 2009 | 12.4 | 8.9 | 829.3 | 1.5 |
| 2010 | 7.1 | 5.4 | 808.3 | 1.6 |
| 2011 | 8.4 | 5.8 | 765.2 | 1.1 |
| 2012 | 9.6 | 6.8 | 781.3 | 1.6 |
| 2013 | 6.9 | 6.5 | 747.9 | 1.6 |
| 2014 | 5.2 | 5.9 | 705.7 | 1.6 |
| 2015 | 5.3 | 5.8 | 685.7 | 1.4 |
| 2016 | 6.0 | 6.1 | 700.1 | 1.5 |
| 2017 | 6.4 | 6.2 | 660.4 | 1.5 |
| 2018 | 6.0 | 5.9 | 654.9 | 1.4 |
| 2019 | 5.6 | 4.9 | 630.9 | 1.4 |
| 2020 | 6.0 | 5.1 | 629.7 | 1.4 |
| 2021 | 3.9 | 4.9 | 602.9 | 1.2 |
| 2022 | 4.9 | 4.8 | 557.2 | 1.1 |
| 2023 | 3.6 | 3.3 | 450.6 | 0.8 |
Emissions intensity numbers are based on electricity sales, CO2 intensity is based on emissions from generation in Nova Scotia and electricity imports.
