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IBERDROLA : Net Electricity Production ( provisional ) IBERDROLA / IBE - WATCH FACT SHEET H1 2021 Investor.relations@iberdrola.es T : + 34 91 784 28 04 TOTAL GROUP Renewables Solar Nuclear Gas Combined Cycle Cogeneration Net Own Production ( ¹ ) Renewables Onshore wind Offshore wind Hydro Mini - hydro Gas Combined Cycle Net Production for Third Parties TOTAL PRODUCTION ( ¹ ) Onshore wind SPAIN Renewables UK Onshore wind Hydro Mini - hydro Solar Nuclear Gas Combined Cycle Cogeneration TOTAL Hydro Reservoir levels at 30/06/21 Renewables US Onshore wind Offshore wind Solar TOTAL Renewables Onshore wind Hydro Solar April - June 2021 GWh 18,223 9,791 854 6,654 200 723 5,454 5,806 1,557 31,060 30 30 8,859 8,889 39,949 6,306 2,483 3,325 200 297 April - June 2021 GWh GWh 1,280 662 618 0 1,280 GWh 5,413 5,269 vs 2020 37 88 3 555 5,972 14.9 % 11.1 % 5.7 % 18.3 % -10.8 % 87.1 % 16.1 % 15.1 % 24.9 % 15.6 % -4.6 % -4.6 % -2.6 % -2.7 % 11.0 % 5,454 1,586 624 13,970 56.6 % ( 6,382 GWh ) Internal Use vs 2020 15.4 % 6.4 % 18.9 % -10.8 % 172.2 % 16.1 % 8.8 % 36.7 % 15.7 % vs 2020 13.7 % 15.1 % 12.3 % N / A 13.7 % vs 2020 Gas Combined Cycle Cogeneration TOTAL * 100 % Avangrid Inc. ( 81.5 % owned by Iberdrola S.A. ) ( 1 ) Including 19 GWh of production from fuel cells in Q2 and 42 GWh in H1 2.2 % 2.1 % 34.5 % -2.0 % 41.4 % 42.3 % 5.0 % Year 2021 GWh 41,021 21,161 2,262 15,942 399 1,258 11,575 10,484 3,268 66,390 110 110 16,401 16,511 82,901 GWh Year 2021 16,478 6,230 9,376 399 473 11,575 2,226 1,141 31,420 GWh 3,377 1,701 1,676 0 3,377 GWh 10,468 10,223 71 132 4 vs 2020 1,328 11,800 14.0 % 7.2 % 17.4 % 19.7 % 2.5 % 108.9 % 2.9 % 2.7 % 8.1 % 9.3 % 6.3 % 6.3 % -11.1 % -11.0 % 4.6 % vs 2020 29.8 % 13.3 % 39.9 % 2.5 % 332.8 % 2.9 % -8.7 % 11.0 % 13.6 % vs 2020 3.4 % -16.4 % 36.2 % N / A 3.4 % vs 2020 -2.3 % -2.5 % 12.9 % -4.5 % 76.8 % 13.7 % -0.7 %