Item 2- Clean Energy Portfolio Additions Briefing — original pdf

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Clean Energy Portfolio Additions Implementing Austin Energy’s Resource, Generation and Climate Protection Plan to 2035 Lisa Martin Deputy General Manager & Chief Operating Officer May 2026 © Austin Energy Agenda The 2035 Plan Leading the Way in Carbon-Free Generation Clean Energy Portfolio Additions 2 We must meet Austin’s rising energy needs while enabling an equitable clean energy transition reflecting our community’s values. 3 Prioritize Customer Energy Solutions The 2035 Plan Our all-in strategy to keep energy reliable, affordable, and cleaner for everyone in our community. We think of this plan as a toolkit — because meeting our goals means using every tool available as the energy world rapidly changes. Leverage Local Solutions Achieve Decarbonization Further Our Culture of Innovation Austin Energy is a Leader on the Path to Carbon Free Carbon-Free Generation FY2025 Energy Generated from Austin Energy Assets FY2025 AUSTIN ENERGY 73% ERCOT 46% USA 42% Biomass 1% 73% Carbon-Free Generation Wind 31% Solar 15% Coal 10% Natural Gas 17% Nuclear 26% 5 Progress to Carbon-Free Goal 100% Carbon-Free Generation as a Percentage of Load by 2035 63% 63% 60% 66% 54% 49% 77% 72% 70% 65% 65% d a o L f o % 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 Fiscal Year Reaching the 2035 Goal* • • Local solar & batteries Import capacity increase • Wind & solar additions • Continue culture of innovation *There are also many dynamics of the ERCOT market to consider, several of which are outside Austin Energy’s control. 6 Solar Projects and Programs** Solar images here • ~25 MW Solar on City Facilities* • 8 MW landfill solar project @ FM812* • Solar Standard Offer • Value of Solar and incentives continue • Existing solar portfolio nearly 1000 MW *Pending successful contract negotiations and execution **This is not a complete list of all the programs Austin Energy offers 7 Battery Projects and Programs** • 100 MW, 4-hour battery agreement • 40 MW, 1.5-hour battery agreement • 100 MW, 2-hour battery agreement* • Battery Demand Response Pilot and incentives • Leveraging experience from Austin SHINES project *Pending successful contract pre-positioning and Council approval **While not necessarily carbon-free, batteries are complements to renewables 8 Renewable & Other Projects to Advance Clean Energy Goals Wind & geothermal images here • 149 MW wind contract – NW of Austin* • 150 MW wind contract – in Panhandle* • Existing wind portfolio nearly 1800 MW • 9.9 MW geothermal pilot in West Texas • Transmission import capacity projects *Pending successful contract pre-positioning and Council approval 9 Customer Driven. Community Focused. ©Austin Energy. All rights reserved. Austin Energy and the Austin Energy logo and combinations thereof are trademarks of Austin Energy, the electric department of the City of Austin, Texas. Other names are for informational purposes only and may be trademarks of their respective owners.