REPORTING & DISCLOSURE TRACKING OUR PROGRESS DOW | REPORTING & DISCLOSURE | 202 Environmental Unit 2021 2020 1 2019  2 Total Energy Consumption Million Gigajoules (GJ) 574.78 (new method) 638.68 (old method) 630.23 629.07 Purchased Fuels Million GJ 317.07 4 392.71 394.42 372.50 Off-gas from Feedstock Million GJ 262.67 250.93 241.35 260.77 Purchased Electricity Million GJ 38.51 38.51 37.49 38.38 Purchased Steam 3 Million GJ 5.14 5.14 5.23 5.96 Power and Steam Sold 3 Million GJ -48.62 -48.62 -48.25 -48.55 5 Purchased Electricity from Renewable Sources – Total Megawatts (MW) 901 844 543 Wind MW 535 375 375 Hydro MW 168 147 147 Biomass MW 2 0 17 Landfill Gas MW 3 3 3 Solar MW 193 319 0.5 Purchased Renewable Power – Consumption – Total Million GJ 10.67 9.46 8.76 Wind Million GJ 4.48 4.40 4.36 Hydro Million GJ 5.05 4.69 4.22 Biomass Million GJ 0.07 0 0.13 Landfill Gas Million GJ 0.05 0.05 0.05 Solar Million GJ 1.02 0.32 0.002 Purchased Steam from Renewable Sources – Consumption – Biomass Total 4 Million GJ 0.52 0.51 0.45 1 Values listed in the analyst summary table not included in the body of this report are as reported in the 2019 Sustainability Report unless otherwise noted. 2 Values listed in the analyst summary table not included in the body of this report are as reported in the 2020 Sustainability Report unless otherwise noted. 3 In 2021, our purchased steam energy calculation was updated to use the work potential method. Previous reporting utilized the energy content method. Prior year values have been updated in this report to reflect the work potential method. 4 2021 data excludes purchased fuels resold and used as feedstock. 5 Updated with more refined information.