ALL SITES HIGH WATER STRESS SITES DISCHARGE BY DESTINATION DISCHARGE DISCHARGE POTW 4,573,052 1,878,726 Freshwater 4,573,052 1,878,726 Other Water 0 0 Surface Water 1,208,588 531,530 Freshwater 1,208,588 531,530 Other Water 0 0 Discharge (Other) 15,648 0 Freshwater 15,648 0 Other Water 0 0 Off-Site Shipment 2,640 0 Freshwater 2,640 0 Other Water 0 0 TOTAL 5,799,928 2,410,256 Freshwater 5,799,928 2,410,256 Other Water 0 0 2021 Water Discharge by Destination with Freshwater Breakdown (Cubic Meters) ALL SITES HIGH WATER STRESS SITES Withdrawal 11,234,619 3,877,524 Discharge 5,799,928 2,410,256 Consumption 5,434,690 1,467,268 2021 Water Consumption Areas with Water Stress (Cubic Meters) ENVIRONMENTAL DATA WATER DATA Appendix C 2021 Owens Corning Sustainability Report | Appendices | 323 High Water Stress Footprint  Absolute Cubic Meters  Aggregate Intensity Percentage ― 2030 Goal Absolute Cubic Meters 3,812,627 3,933,077 3,506,118 3,877,524 Aggregate Intensity Percentage 100 99 90 80 Aggregate Intensity (Cubic Meters Normalized by Revenue - In Millions) 2,940 2,904 2,637 2,351 ABSOLUTE CUBIC METERS AGGREGATE INTENSITY PERCENTAGE 20 40 60 80 100 4,000,000 3,200,000 2,400,000 1,600,000 800,000 2018 2019 2020 2021