AUSTIN INTEGRATED WATER RESOURCE PLANNING COMMUNITY TASK FORCE September 7 , 2021 at 3:00pm City Hall, 1101 301 W. Second St. AUSTIN, TEXAS 78702 For more information go to: Austin Integrated Water Resource Planning Community Task Force CURRENT BOARD MEMBERS: Voting Members: Sharlene Leurig - Chair Diane Kennedy Bill Moriarty Jennifer Walker – Vice Chair Vanessa Puig-Williams Todd Bartee Sarah Faust Perry Lorenz Robert Mace Hani Michel Ex Officio Non-Voting Members: Austin Water: Kevin Critendon Austin Energy: Kathleen Garrett Austin Resource Recovery: Tony Davee Neighborhood Housing and Community Development: Sam Tedford Office of Innovation: Kerry O’Connor Office of Sustainability: Lucia Athens Parks and Recreation: Liana Kallivoka Watershed Protection: Mike Kelly AGENDA CALL TO ORDER – September 7, 2021 at 3:00pm CITIZEN COMMUNICATION: GENERAL 1. APPROVAL OF MINUTES a. Approval of the meeting minutes from the July 13, 2021 Task Force meeting. 2. STAFF BRIEFINGS, PRESENTATIONS, AND OR REPORTS a. Water Supply Outlook b. Water Forward 2018 Implementation Progress c. Water Loss Update d. Advisory Group and Task Force Subcommittee Reports 1. Lead Abatement Subcommittee 2. Ordinance Subcommittee 3. 4. Climate Technical Advisory Group 5. Aquifer Storage and Recovery Technical Advisory Group Indirect Potable Reuse Subcommittee 3. RECOGNITION OF MEMBERS a. Recognize members leaving the Task Force 4. VOTING ITEMS a. Officer Elections for the Austin Integrated Water Resource Planning Community (Water Forward) Task Force; Chair and Vice Chair 5. FUTURE AGENDA ITEMS a. Discussion of future agenda items. ADJOURN The City of Austin is committed to compliance with the American with Disabilities Act. Reasonable modifications and equal access to communications will be provided upon request. Meeting locations are planned with wheelchair access. If requiring Sign Language Interpreters or alternative formats, please give notice at least 2 days (48 hours) before the meeting date. Please call Austin Integrated Water Resource Planning Community Task Force, at 512-972- 0112, for additional information; TTY users route through Relay Texas at 711. For more information on the Austin Integrated Water Resource Planning Community Task Force, please contact Jaynell Nicholson at 512-972-0112 or jaynell.nicholson@austintexas.gov
Water Supply Update Water Forward Task Force 9/7/2021 Current Water Supplies 0200,000400,000600,000800,0001,000,0001,200,0001,400,0001,600,0001,800,0002,000,0002,200,000Jan-05Jan-06Jan-07Jan-08Jan-09Jan-10Jan-11Jan-12Jan-13Jan-14Jan-15Jan-16Jan-17Jan-18Jan-19Jan-20Jan-21Jan-22Storage, acre-feetCombined Storage of Lakes Buchanan and TravisJanuary 1, 2005 through September 1, 20210.6M ac-ft2.01M ac-ft Full StorageInterruptible stored water for non-Garwood divisionswas not provided by LCRA in 2012 through 2015. 025,00050,00075,000100,000125,000150,000175,000200,000225,000JanFebMarAprMayJunJulAugSepOctNovDecAcre-FeetHighland Lakes InflowsAverage 1942 - PresentAverage 2008 - 20152021 LCRA Lake Levels Forecast Possible COA Stage 1 Drought Restrictions Possible COA Stage 2 Drought Restrictions Possible COA Stage 3 Drought Restrictions https://www.lcra.org/download/combined-storage-of-lakes-buchanan-and-travis/?wpdmdl=9375&refresh=60c24207690e11623343623
AUSTIN WATER Water Loss and Mitigation Briefing Matt Cullen, P.E. September 7, 2021 Water Loss and Mitigation Briefing September 7, 2021 Overview: Austin Water’s water distribution system includes 3,965 miles of pipeline ranging in size from 2-inch diameter to 84-inch diameter pipes. While all water systems experience water loss, Austin Water has a multi- pronged approach to increase accuracy of our measurements and reduce sources of water loss in our system. On-going participation in industry best practices and innovations Fast response to reported leaks Infrastructure renewal investments Proactive detection and prevention Agenda Measuring Water Loss Performance Indicators for Water Loss Austin Water Performance Production Meter Validation Project Strategies to Address Water Loss Summary and Questions Measuring Water Loss American Water Works Association methodology: Plant Production Meter Volumes Known and Estimated Water Use (metered-billed, fire fighting, flushing, etc.) Water Loss Performance Indicators Infrastructure Leak Index (ILI) Real Water Losses/Unavoidable Real Loss Based on miles of main, system pressure, and number of connections Benchmarks: • 1.0 – Theoretical perfection • 2.0 – Excellent performance • 3.0-5.0 – Texas Water Development Board suggested range Austin Water’s Performance Infrastructure Leakage Index Lead pipe 10 9 8 7 6 5 4 3 2 1 0 TWDB SUGGESTED RANGE FY 08 FY 09 FY 10 FY 11 FY 12 FY13 2014 2015 2016 2017 2018 2019 2020 ILI is within Texas Water Development Board’s suggested range Total water loss is increasing Austin Water’s Performance Water Loss Metrics Comparison Lead pipe 25.0 20.0 15.0 10.0 5.0 0.0 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 ILI Leaks/100 Miles of Main Industry Average Leaks/100 Miles of Main ILI is not tracking the same as our other metrics Production Meter Validation Project Consultant performed meter validation at all three plants (37 meters) Preliminary take-aways: • Not all meters were calibrated correctly • Some plant meters have errors in excess of ±5% • Errors are variable • Impact on previous calculations are not clear Action items: • Refine calibration procedures • Make recommended corrections and improvements • Repeat validation process after improvements are completed Strategies to Address Water Loss Response to reported leaks Percent of Leaks responded to in under 3 hours 100.0 90.0 80.0 70.0 60.0 50.0 40.0 30.0 20.0 10.0 0.0 2012 …
Water Forward 2018 Implementation Progress 9/7/2021 FY21 July & August FY21 July & August Progress Current/Planned FY22 Q1 Activities Future Implementation Steps Water Forward 2024 Continued pre-planning, consultant procurement, and technical work to support WF plan update, including demographics and demand-related data gathering and updates. Finalize climate and hydrology consultant procurement. Continue technical work to support WF plan update. FY21: Pre-planning work FY22: Begin community engagement, update methodology, demands, climate & hydrology analysis FY23: Identify water needs, strategies, develop portfolios Conservation My ATX Water team performed pre-install field surveys and continued meter installations, bringing the total number of meters installed to ~11,771. The My ATX Water customer portal was at ~50% adoption rate for customers after new meter is installed. AW staff began internal planning discussions for future landscape transformation ordinance. Drought Supplies Continued work on ASR storage zone and integration point analysis. Completed equity and affordability research effort and began development of equity and affordability road map. Continued work on community engagement and education plan. . Surveys and installs will continue around the city, moving from neighborhood to neighborhood as more installers are hired. FY21: Installation of 250,000 meters continues. FY25: Anticipated project completion. AW staff will continue internal planning discussions and technical analyses to support future landscape transformation ordinance. Finalize storage zone and integration point analysis. Continue developing education and engagement materials and work on equity and affordability roadmap. FY22-23: Planned completion and adoption of landscape transformation ordinance FY20-23: Initial contract and identify where to pilot. FY24-27: Design, construct, and test ASR pilot. Develop recommendations for full-scale ASR. FY28-35: Preliminary engineering, design, construction of full-scale ASR. FY21 July & August FY21 July & August Progress Current/Planned FY22 Q1 Activities Future Implementation Steps Onsite Water Reuse AW staff performed stakeholder outreach to educate the development community on the OWRS Ordinance and Pilot Incentive program. Staff also reviewed the first application for an OWRS project, which included an application for the pilot incentive program. Staff continuing to review OWRS applications and incorporating this review process in the City’s development review system, commissioning OSCAR and CLARA pilot, and finalizing the online water benchmarking platform. FY21: AW will begin stakeholder outreach to potential incentive candidates. FY23/4: Anticipated onsite water reuse mandate in effect for new developments >250,000 square feet. Centralized & Decentralized Reclaimed AW continued work to 1) implement AW’s 2013 Completing the Core plan to create a reclaimed loop through downtown …
Advisory Group and Task Force Subcommittee Reports Water Forward Task Force Meeting | September 7th, 2021 Lead Abatement Subcommittee July 22nd, 2021 EPA Rule Updates Service Line Inventory Facility Testing Ordinance Task Force Subcommittee July 16th ,2021 Water Forward Code changes and updates Next Meeting: September 23rd 2-3pm – WCC Conference room 900, Virtual Indirect Potable Reuse Subcommittee July 27th ,2021 Daniel Nix- Wichita Falls • Indirect Potable Reuse and Direct Potable Reuse Next Meeting: October 12th2021 3:30-4:30pm – WCC Conference room 300 Climate Technical Advisory Group July 15th ,2021 Climate Projections- John Nielson-Gammon Aquifer Storage and Recovery (ASR) Technical Advisory Group (TAG) August 31st ,2021 Project Updates Criteria Discussion Questions and Discussion
