Item 7- Briefing: Operations Report FY24Q4 — original pdf

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Austin Energy FY2024 Q4 Operations Update Lisa Martin Deputy General Manager & Chief Operating Officer November 2024 © Austin Energy Agenda Executive Summary Environmental Performance Reliability Performance Grid Resilience Strategic Goal Quarterly Operations Update 2 Executive Summary Renewable production 34% aggregate renewable production as a percentage of load in Q4. Carbon-free production 53% carbon-free generation as a percentage of load in Q4. High availability of generators Resources at Sand Hill, FPP, and STP all exhibited high availability to match summer demand. Reliability performance trend stable Performance metrics show slightly better or similar outage duration and frequency compared to last quarter. 3 Austin Energy Operations Update Environmental Performance 4 Carbon-Free Generation as a Percentage of Load Monthly Data 53% 100% 90% 80% 70% 60% 50% 40% 30% 20% 10% 0% Oct-23 Nov-23 Dec-23 Jan-24 Feb-24 Mar-24 Apr-24 May-24 Jun-24 Jul-24 Aug-24 Sep-24 Nuclear Renewables 5 Carbon-Free Generation as a Percentage of Load Rolling 12-Month Average Data 66% 6 Austin Energy Operations Update Reliability Performance 7 Electric Vehicle Charging Station Operations EV Charging Operations Updates • Overall charging network had an uptime of 96% last quarter • DC Fast Charging had a cumulative uptime of 84.8% over the last quarter • Austin Energy actively engaged ChargePoint and Smart Charge America to perform reactive and quarterly preventative maintenance Network Health as of 10/29/24 0.9% 12.8% 86.3% Available Faulted Unreachable Faulted – Hardware or Software issue detected at the time of report Unreachable – WiFi or cellular issue detected with the station within the last 24 hours 8 Electric Vehicle Charging Station Operations Charging Sessions EV Charging Station Usage • Averaging over 34,500 charging sessions per month • 681 MWh of energy dispensed on average each month • Peak usage time: 9 a.m. – 1 p.m. Average Session Length 9 Generator Commercial Availability Generation Resource Sand Hill Combined Cycle Fayette Power Project South Texas Project Commercial Availability Summer Target % Commercial Availability Actual % Q4 FY24 Avg 95 97 100 98 97 96 10 Net Generation and Load Analysis FY2024 Q4 Generation vs. Consumption Cost by Fuel Type Consumption vs. Generation (MWh) Power Generation Cost by Fuel Type Nuclear Coal NG Renewable 7% 9% 18% 66% Nuclear Coal NG Renewable G E N E R ATION CON S UMPTION Historical Q3 System Peak Demand (MW) Power Generation as Percent of Consumption Renewable 1,489,477 680,511 374,692 858,888 Natural Gas Coal Nuclear Other 47% 4,451,333 Renewable 34% 3,200 3,100 3,000 2,900 2,800 2,700 2,600 2,500 2,400 2021 2022 2023 2024 Nuclear 19% 11 Distribution Reliability – Q4 FY2024 Average duration of outages in minutes Average time to restore service to affected customer Average number of outages per customer 1.64 205.35 89.57 97.14 Austin Energy Q4 FY2024 Texas Avg. CY2022-Final Data* Austin Energy trendline Austin Energy trendline Texas Avg. CY2022-Final Data* Austin Energy Q4 FY2024 Texas Avg. CY2022-Final Data* Austin Energy trendline Austin Energy trendline 75.35 Austin Energy Q4 FY2024 100 80 60 40 20 0 120 100 80 60 40 20 0 0.84 1 0.8 0.6 0.4 0.2 0 FY22 Q1 FY22 Q2 FY22 Q3 FY22 Q4 FY23 Q1 FY23 Q2 FY23 Q3 FY23 Q4 FY24 Q1 FY24 Q2 FY24 Q3 FY24 Q4 FY22 Q1 FY22 Q2 FY22 Q3 FY22 Q4 FY23 Q1 FY23 Q2 FY23 Q3 FY23 Q4 FY24 Q1 FY24 Q2 FY24 Q3 FY24 Q4 FY22 Q1 FY22 Q2 FY22 Q3 FY22 Q4 FY23 Q1 FY23 Q2 FY23 Q3 FY23 Q4 FY24 Q1 FY24 Q2 FY24 Q3 FY24 Q4 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 *Texas Avg. CY2022-Final Data-EIA Final Data for each metric 12 Austin Energy Operations Update Grid Resilience Strategic Goal 13 Grid Resilience Initiatives Austin Energy Strategic Goals Grid Resilience Improve Distribution System Reliability Identify, rank, and address feeder maintenance needs in areas historically impacted by outages and most susceptible to wildfire risk. • 25 circuits underway; 9 circuits reached end-to-end completion as of October 1, 2024 • Overhead Hardening, Underground Feasibility studies kicked off February 2024; On track for completion December 2024 • Awarded TDEM Grid Resiliency grants for Vegetation Management and Wildfire Mitigation improvements • Department of Energy GRIP Grant 2.0 Application Unsuccessful for 2024 submission; notified in October 2024 • Pano AI project in full operation mode – 13 cameras, 24/7 monitoring for Wildfire detection Improve Underground Network Modeling Improve AE’s visibility of the downtown network model using GIS and ADMS • Phase I complete: identify network feeder bundles, develop GIS schema supporting documentation, make primary visible to ADMS • Phase II: digitize secondary lines and system upgrades, user layouts, and implement mobile accessibility • GIS upgrade completed Q42024 – currently in 6-month stabilization phase Resiliency as a Service (RaaS) Program Providing resiliency and safety to customers and the community through a program that distributes the value of distributed generation assets across the customer base; meets SB398 back up generation rules. • Four RaaS projects submitted as of Q4 FY24 • One project nearing the RFP process to select a vendor energy company 14 ©Austin Energy. 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