2_Update on Lower Colorado River and Highland Lakes water supply conditions — original pdf

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Update on Lower Colorado River and Highland Lakes water supply conditions Austin Water | Water Forward Task Force Meeting | October 13, 2026 Highland Lakes Inflows Highland Lakes Inflows Average 1942 - Present Average 2008 - 2015 2025 Jan.-Sep. 2026 t e e F - e r c A 800,000 700,000 600,000 500,000 400,000 300,000 200,000 100,000 0 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec 2 Lakes Buchanan & Travis Combined Storage Combined Storage of Lakes Buchanan and Travis January 1, 2005 through October 1, 2026 2.0M ac-ft Full Storage 0.6M ac-ft Interruptible stored water for non-Garwood agricultural operations was not provided by LCRA in 2012 through 2015 and beginning with the second growing season of 2022 through 2025. 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 2024 2025 2026 2027 3 t e e f - e r c a , e g a r o t S 2,200,000 2,000,000 1,800,000 1,600,000 1,400,000 1,200,000 1,000,000 800,000 600,000 400,000 200,000 0 U.S. Drought Monitor 4 NOAA 3-month Outlook: November – January The seasonal outlooks combine long-term trends, soil moisture, and El Nino/Southern Oscillation. 5 NOAA El Niño/Southern Oscillation Forecast  El Niño continues to strengthen, with a strong-to- very strong El Niño likely through January – March 2027 (remaining greater than 83% chance). 6 Lakes Buchanan & Travis Combined Storage Projections 7 Questions? 8