Item 9- Staff Briefing: First Quarter Operations Report — original pdf

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Austin Energy Operations Update FY2026 Q1 Lisa Martin Deputy General Manager & Chief Operating Officer February 9, 2026 © Austin Energy Item 9Agenda Quarterly Operations Update Executive Summary Environmental Performance Reliability Performance 2 Executive Summary Renewable Production 38% aggregate renewable production as a percentage of load in Q1. Carbon-Free Production 60% carbon-free generation as a percentage of load in Q1. Generator Availability Resource availability is generally in line with expected seasonal outages to prepare for winter. Reliability Performance Performance metrics show similar outage duration and frequency compared to last quarter leading to a stabilized trend. 3 Environmental Performance Austin Energy Operations Update Carbon-Free Generation as a Percentage of Load Monthly Data 100% 90% 80% 70% 60% 50% 40% 30% 20% 10% 0% 60% Carbon-Free Average Nuclear Renewable 5 Carbon-Free Generation as a Percentage of Load Rolling 12-Month Average Data 64% 12-month average 6 Net Generation and Load Analysis – FY2026 Q1 Generation vs. Consumption (MWh) Power Generation as a Percent of Consumption Nuclear Coal Natural Gas Renewable 1,276,145 485,279 206,606 739,751 3,398,639 Generation Consumption Other 40% Renewable 38% Nuclear 22% Power Generation Cost by Fuel Type Historical Q1 System Peak Demand (MW) 7% 5% 23% 65% Nuclear Coal Natural Gas Renewable W M 3,000 2,800 2,600 2,400 2,200 2,000 2022 2023 2024 2025 7 Reliability Performance Austin Energy Operations Update Generator Availability FY2026 Q1 – Planned Maintenance Season Generation Resource South Texas Project Fayette Power Project Nacogdoches Biomass Sand Hill Combined Cycle Sand Hill Peakers Decker Peakers Commercial Availability Actual 80% 51% 33% 33% 86% 49% 9 Electric Vehicle Charging Network – FY2026 Q1 Overall Network Uptime 12-month rolling average 98% 98% 99% 99% Q2 FY 25 Q3 FY25 Q4 FY25 Q1 FY26 DC Fast Chargers Uptime 12-month rolling average 91% Q 2 F Y 2 5 88% Q 3 F Y 2 5 89% Q 4 F Y 2 5 90% Q 1 F Y 2 6 100.00% 95.00% 90.00% 85.00% 80.00% 100.00% 95.00% 90.00% 85.00% 80.00% Report Charging Station Outages • ChargePoint app • Austin 3-1-1 • pluginaustin@austinenergy.com Electric Vehicle Charging Stations Charging Sessions in Q1 Average Monthly: 31,940 37,298 29,516 29,007 40,000 35,000 30,000 25,000 20,000 15,000 10,000 5,000 0 October November December EV Charging Station Usage FY2026 Q1 655 Megawatt Hours average monthly energy dispensed 9 a.m. – 2 p.m. peak usage time 2h 52m average charging time Distribution Reliability – Q1 FY2026 Average number of outages per customer Average duration of outages in minutes Average minutes to restore service to affected customer 1.40 0.98 153.40 76.82 Austin Energy Q1 FY2026 Texas Average CY2024* Austin Energy Q1 FY2026 Texas Average CY2024* 109.70 78.53 Austin Energy Q1 FY2026 Texas Average CY2024* Austin Energy Trendline Austin Energy trendline 1.2 1.0 0.8 0.6 0.4 0.2 0.0 120 100 80 60 40 20 0 Austin Energy Trendline Austin Energy Trendline 120 100 80 60 40 20 0 FY23 Q2 FY23 Q3 FY23 Q4 FY24 Q1 FY24 Q2 FY24 Q3 FY24 Q4 FY25 Q1 FY25 Q2 FY25 Q3 FY25 Q4 FY26 Q1 FY23 Q2 FY23 Q3 FY23 Q4 FY24 Q1 FY24 Q2 FY24 Q3 FY24 Q4 FY25 Q1 FY25 Q2 FY25 Q3 FY25 Q4 FY26 Q1 FY23 Q2 FY23 Q3 FY23 Q4 FY24 Q1 FY24 Q2 FY24 Q3 FY24 Q4 FY25 Q1 FY25 Q2 FY25 Q3 FY25 Q4 FY26 Q1 SAIFI – System Average Interruption Frequency Index SAIDI – System Average Interruption Duration Index CAIDI – Customer Average Interruption Duration Index Major event days are excluded from reliability metrics *U.S. Energy Information Administration: Texas Electric Power Annual Average w/o major event days – CY2024 ©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.