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Nov. 8, 2022

Agenda original pdf

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AUSTIN INTEGRATED WATER RESOURCE PLANNING COMMUNITY TASK FORCE November 8th, 2022 --12:00pm Hybrid Special-Called Meeting Austin Permitting and Development Center Room 1405 6310 Wilhelmina Delco Dr, Austin, TX 78752 Some members of the BOARD/COMMISSION may be participating by videoconference. The meeting may be viewed online at: http://www.austintexas.gov/page/watch-atxn-live For more information go to: Austin Integrated Water Resource Planning Community Task Force Public comment will be allowed in-person or remotely by telephone. Speakers may only register to speak on an item once either in-person or remotely and will be allowed up to three minutes to provide their comments. Registration no later than noon the day before the meeting is required for remote participation. The first 10 speakers to register will be allowed a three-minute allotment to address their concerns not on the agenda. To register, contact Jaynell Nicholson at jaynell.nicholson@austintexas.gov. The information required is the speaker’s name, item number(s) they wish to speak on if applicable, email address and telephone number (must be the same number that will be used to call into the meeting). CURRENT TASK FORCE MEMBERS: Voting Members: Bill Moriarty Hani Michel Perry Lorenz Sarah Faust Todd Bartee Robert Mace, Vice Chair Ex Officio Non-Voting Members: Austin Water: Kevin Critendon Austin Energy: Kathleen Garrett Austin Resource Recovery: Tony Davee Neighborhood Housing and Community Development: Tymon Khamsi Office of Innovation: Daniel Culotta Office of Sustainability: Lucia Athens Parks and Recreation: Liana Kallivoka Watershed Protection: Katie Coyne Vanessa Puig-Williams Jennifer Walker, Chair AGENDA CALL TO ORDER – PUBLIC COMMUNICATION: GENERAL APPROVAL OF MINUTES 1. Approval of the meeting minutes from the Regular Task Force meeting on September 20, DISCUSSION ITEMS 2022 staff 1. Update on water supply conditions, presented by Austin Water staff 2. Presentation of Water Forward 2018 implementation progress, presented by Austin Water • Water Forward 2018 Q4 Progress Report • Upcoming Milestones 3. Decentralized Reclaimed Planning Update, presented by Austin Water staff 4. Update on Water Forward 2024 project status, presented by Austin Water staff • Task Progress to Date and Upcoming Milestones • Overview of Scenario Planning Approach VOTING ITEMS 1. Proposed 2023 Meeting Dates FUTURE AGENDA ITEMS ADJOURNMENT 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 …

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WF24 Task Progress to Date WF24 Task Progress to Date Task Name Progress to Date Next Steps 2 Community Engagement • Identified preliminary Equity and Affordability themes from feedback compiled thus far • CAG has begun community outreach on E&A • Water Forward University Brown Bag 11/9 • Draft Equity and Affordability Roadmap • Revise draft Education and Engagement Plan themes 3 Planning • Drafted preliminary model logic for testing • Develop reliability metrics for use in testing Methodology combinations of water management strategies in scenarios. 4 Demand Forecast 5 Climate and Hydrology Analysis • Reviewed draft population and employment projections in Delphi sessions including Development Services and the City Demographer • Developed streamflow sequences for climate- adjusted hydrology for use in WF scenarios. • Met with the CTAG to discuss streamflow methodology and ensembling process. • combinations of water management strategies in scenarios Integrating feedback into revised population and employment projections. Begin integration into the updated Disaggregated Demand Model • Develop stochastically sampled sequences of streamflow for use in WF scenarios. • Continue to meet with CTAG to get input on process. Questions

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Decentralized Reclaimed Water Forward Task Force November Meeting November 8, 2022 Decentralized Reclaimed: Water Forward Task Force Nov Meeting Agenda: • Decentralized Reclaimed Overview, 15 minutes • Where does Decentralized Reclaimed fit? • WF18 Targets • WF24 Update • Major Takeaways & Next Steps, 5 minutes • Discussion & Questions, 5 minutes Decentralized Reclaimed: Water Forward Task Force Nov Meeting Decentralized Reclaimed Decentralized Reclaimed is the collection of effluent from the wastewater system in development areas, treatment to non-drinking water quality at a small wastewater treatment plant, and reuse at the community scale via a decentralized reclaimed water distribution system that would be separate from the centralized reclaimed water system. Stormwater Harvesting Community Scale Sewer Mining Community Scale Distributed Wastewater Reuse Community Scale Decentralized Reclaimed Systems Decentralized Reclaimed: Water Forward Task Force Nov Meeting Water Forward 18 Targets • WF Targets estimated based on assumed uptake/saturation rates for each strategy. • Lot-scale reuse uptake rates ranged from 10% to 30% • Distributed WW Reuse uptake assumed to be 70% Strategy SF MF COM Scale 2040 Yield Target (MGD) Rainwater Harvesting Graywater Harvesting Blackwater Reuse A/C Condensate Reuse Stormwater Harvesting Sewer Mining Distributed WW Reuse Other Demand Mgmt Aquifer Storage & Recovery S S S S S S S S S S S S S S S S S S S 1.38 1.90 1.18 0.97 0.42 0.89 2.81 21.2 53.5 Lot Lot Lot Lot Lot N/A Lot/Community Lot/Community Community Decentralized Reclaimed: Water Forward Task Force Nov Meeting Where does Decentralized Reclaimed Fit? Private Decentralized Centralized Public Decentralized Reclaimed: Water Forward Task Force Nov Meeting Where does Decentralized Reclaimed Fit? Private Onsite Water Reuse • Parcel/Site Scale • Rainwater/Graywater/AC Condensate/Blackwater • Private ownership/operation Decentralized Centralized Public Decentralized Reclaimed: Water Forward Task Force Nov Meeting Where does Decentralized Reclaimed Fit? Private Onsite Water Reuse • Parcel/Site Scale • Rainwater/Graywater/AC Condensate/Blackwater • Private ownership/operation Decentralized Centralized Centralized Reclaimed • City/Service Area Scale • Blackwater • COA ownership/operation Public Decentralized Reclaimed: Water Forward Task Force Nov Meeting Where does Decentralized Reclaimed Fit? Private Onsite Water Reuse • Parcel/Site Scale • Rainwater/Graywater/AC Condensate/Blackwater • Private ownership/operation Decentralized Decentralized Reclaimed • District/Neighborhood Scale • Blackwater/All of the Above • COA ownership/operation YOU ARE HERE Public Centralized Centralized Reclaimed • City/Service Area Scale • Blackwater • COA ownership/operation Decentralized Reclaimed: Water Forward Task Force Nov Meeting Where does Decentralized Reclaimed Fit? Private Onsite Water Reuse • Parcel/Site Scale …

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Water Forward 2018 Implementation Progress Questions

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Water Supply Update 12,10612,30610,0445,9506,7684,3997024,85222,5723,156025,00050,00075,000100,000125,000150,000175,000200,000225,000JanFebMarAprMayJunJulAugSepOctNovDecAcre-FeetHighland Lakes InflowsAverage 1942 - PresentAverage 2008 - 201520212022 (Jan.-Oct.) As of 11/7/2022 combined storage was at 1,051,422 acre-feet (52% full). 0200,000400,000600,000800,0001,000,0001,200,0001,400,0001,600,0001,800,0002,000,0002,200,000200520062007200820092010201120122013201420152016201720182019202020212022202320242025Storage, acre-feetCombined Storage of Lakes Buchanan and TravisJanuary 1, 2005 through November 1, 20220.6M ac-ft2.0M ac-ft Full StorageInterruptible stored water for non-Garwood agricultural operationswas not provided by LCRA in 2012 through 2015 and for second season in 2022. NOAA 3-Month Outlook LCRA Forecast Source Questions

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Water Forward 2024: Scenario Planning Approach Drivers from Water Forward 18  Clearer approach to water needs identification  More robust approach to addressing risk and uncertainty  Development of a more comprehensive adaptive management plan Planning for plausibility vs. probability • Uncertain parameters cannot be predicted or well understood using standard statistical methods Predicting the most likely future or creating a plan that performs best on average vs. Finding robust strategies that perform well across a wide range of plausible futures, or scenarios Strategies perform well against “most likely” future conditions Strategies perform well across range of possible scenarios https://www.r-bloggers.com/2014/10/my-commonly-done-ggplot2-graphs/ Planning for Uncertainty in WF24 ▪ Develop a range of plausible future scenarios ▪ Find common near-term water management strategies (WMSs) that perform well over many scenarios ▪ For long-term (WMSs), develop an adaptive management plan with key decision points ▪ Continue to update the plan, re- evaluate, and adapt s o i r a n e c s g n i l e d o M Range of AW demands Possible climate futures Droughts worse than the drought of record Regional supply trends Water Forward 2024 Decision points including regular updates to the WF Plan Scenarios of plausible future water needs A C D B E 2120 Scenario planning examples  Metropolitan Water District of Southern California  Monterrey, Mexico https://www.rand.org/pubs/ tools/TL320/tool/case- studies/monterrey.html https://www.rand.org/pubs/tool s/TL320/tool/case- studies/southern-california.html WF24 scenario planning methodology overview Goal Define the needs Evaluate potential solutions Identify potential solutions Select the best solution & implementation strategy Ongoing community engagement and equity work Tasks Develop range of future scenarios WF18 implementation evaluation and update Preliminary needs assessment Identify, screen, and characterize additional WMS Use optimization model to identify top-performing WMSs over all scenarios Construct 50-yr portfolios for further evaluation 50-Year portfolio trade-off analysis Conduct vulnerability assessment to identify system stressors Preferred 50-yr portfolio & equity and affordability analysis Adaptive Management Plan (AMP) Outcome Updated WF18 strategies and range of baseline needs WMSs variables and rules for testing Evaluated 50-year portfolios and identified system stressors Water Forward 2024 Plan Timeline 2022 Fall 2024 Overview of planning scenarios Total water availability planning scenarios: 639 Range of future water availability sequences to test water management strategies (WMSs) 71 Hydrologic Scenarios 3 AW Demand Scenarios 1 Period of Record (POR) sequence 10 Droughts worse than the drought of record (DWDRs) stochastically sampled from POR hydrology 15 Global climate model (GCM) flow …

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Sept. 26, 2022

Equity Training original pdf

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AUSTIN INTEGRATED WATER RESOURCE PLANNING COMMUNITY TASK FORCE EQUITY 101 TRAINING September 26th , 2022 --4:00pm-7pm Hybrid Training Session by Austin Equity Office for Task Force Members Austin Energy Mueller Headquarters 4815 Mueller Blvd, Austin, TX 78723 4815 Mueller Blvd, Austin, TX 7872 For more information go to: Austin Integrated Water Resource Planning Community Task Force Some members of the BOARD/COMMISSION may be participating by videoconference. The meeting may be viewed online at: http://www.austintexas.gov/page/watch-atxn-live For more information go to: Austin Integrated Water Resource Planning Community Task Force Public comment will be allowed in-person or remotely by telephone. Speakers may only register to speak on an item once either in-person or remotely and will be allowed up to three minutes to provide their comments. Registration no later than noon the day before the meeting is required for remote participation. The first 10 speakers to register will be allowed a three-minute allotment to address their concerns not on the agenda. To register, contact Jaynell Nicholson at jaynell.nicholson@austintexas.gov. The information required is the speaker’s name, item number(s) they wish to speak on if applicable, email address and telephone number (must be the same number that will be used to call into the meeting). CURRENT TASK FORCE MEMBERS: Voting Members: Bill Moriarty Hani Michel Joshua Rolfe Perry Lorenz Sarah Faust Todd Bartee Robert Mace, Vice Chair Ex Officio Non-Voting Members: Austin Water: Kevin Critendon Austin Energy: Kathleen Garrett Austin Resource Recovery: Tony Davee Neighborhood Housing and Community Development: Tymon Khamsi Office of Innovation: Daniel Culotta Office of Sustainability: Lucia Athens Parks and Recreation: Liana Kallivoka Watershed Protection: Katie Coyne Vanessa Puig-Williams Jennifer Walker, Chair Robert Levinski AGENDA CALL TO ORDER – PUBLIC COMMUNICATION: GENERAL DISCUSSION ITEMS 1. Equity Training led by the Austin Equity Office ADJOURNMENT 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 Liaison, Jaynell Nicholson 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

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Sept. 20, 2022

Agenda original pdf

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AUSTIN INTEGRATED WATER RESOURCE PLANNING COMMUNITY TASK FORCE September 20th , 2022 --12:00pm Hybrid Special-Called Meeting Austin Permitting and Development Center Room 1405 6310 Wilhelmina Delco Dr, Austin, TX 78752 Some members of the BOARD/COMMISSION may be participating by videoconference. The meeting may be viewed online at: http://www.austintexas.gov/page/watch-atxn-live For more information go to: Austin Integrated Water Resource Planning Community Task Force Public comment will be allowed in-person or remotely by telephone. Speakers may only register to speak on an item once either in-person or remotely and will be allowed up to three minutes to provide their comments. Registration no later than noon the day before the meeting is required for remote participation. The first 10 speakers to register will be allowed a three-minute allotment to address their concerns not on the agenda. To register, contact Jaynell Nicholson at jaynell.nicholson@austintexas.gov. The information required is the speaker’s name, item number(s) they wish to speak on if applicable, email address and telephone number (must be the same number that will be used to call into the meeting). CURRENT TASK FORCE MEMBERS: Voting Members: Bill Moriarty Hani Michel Joshua Rolfe Perry Lorenz Sarah Faust Todd Bartee Robert Mace, Vice Chair Ex Officio Non-Voting Members: Austin Water: Kevin Critendon Austin Energy: Kathleen Garrett Austin Resource Recovery: Tony Davee Neighborhood Housing and Community Development: Tymon Khamsi Office of Innovation: Daniel Culotta Office of Sustainability: Lucia Athens Parks and Recreation: Liana Kallivoka Watershed Protection: Katie Coyne Vanessa Puig-Williams Jennifer Walker, Chair Robert Levinski AGENDA CALL TO ORDER – PUBLIC COMMUNICATION: GENERAL APPROVAL OF MINUTES 1. Approval of the meeting minutes from the Regular Task Force meeting on July 12th, 2022 DISCUSSION ITEMS 1. Update on water supply conditions, presented by Austin Water staff 2. Presentation of Water Forward 2018 implementation progress, presented by Austin Water 3. Update on Water Forward 2024 project status, presented by Austin Water staff • Overview of Equity Grounding Sessions 4. Overview of Climate and Hydrology Analysis, presented by Austin Water staff and UT staff FUTURE AGENDA ITEMS ADJOURNMENT 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 …

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Water Supply Update 12,10612,30610,0445,9506,8064,4287074,912025,00050,00075,000100,000125,000150,000175,000200,000225,000JanFebMarAprMayJunJulAugSepOctNovDecAcre-FeetHighland Lakes InflowsAverage 1942 - PresentAverage 2008 - 201520212022 (Jan.-Aug.) Current Water Supplies As of 9/16/2022, combined storage was at 1,124,922 acre-feet (56% full). 0200,000400,000600,000800,0001,000,0001,200,0001,400,0001,600,0001,800,0002,000,0002,200,0002005200620072008200920102011201220132014201520162017201820192020202120222023Storage, acre-feetCombined Storage of Lakes Buchanan and TravisJanuary 1, 2005 through September 1, 20220.6M ac-ft2.0M ac-ft Full StorageInterruptible stored water for non-Garwood agricultural operationswas not provided by LCRA in 2012 through 2015 and for second season in 2022. NOAA 3-Month Outlook LCRA Lake Levels Forecast Source Questions

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Single Family Residential Landscape Transformation Water Conservation Division September 20, 2022  Landscape Transformation Ordinance (D5) • From traditional landscaping to plants with reduced water needs • New single-family residential • Potential limits on turf and irrigation • Savings goal of 2,490 AF (2.2 MGD) by 2040 Internal City Stakeholders  Watershed Protection Department (WPD)  Development Services Department (DSD)  Austin Energy (AE) – Green Building  Sustainability Office  Equity Office  Planning and Housing Department  Wildlife Austin (PARD) Public Meetings  Venue / Virtual Options  Activities  Public Notices  Marketing  Meetings: February and May 2022 External Stakeholder Meetings  Home Builders Association of Greater Austin (HBA) Association  Central Texas Professional Irrigation  Association of Professional Landscape Architects (ASLA)  Texas Nursery and Landscape Assoc. (TNLA – Region 8)  Environmental Advocates SpeakUp Austin, Online Public Comments, and Other Outreach  SpeakUp Austin • Comments • Free form input • Informational videos • Future Meeting Dates • Survey  Social Media Posts  Other Public Outreach Transforming landscapes to save water Build with savings Set customers up for success Encourage alternative water Build with savings Education & Enhanced Inspections Water Savings (gal/yr/home) Soil 6" with 20% compost To Be Determined (TBD) Decompacted soil Mulch 2-3” Plants from an approved plant list TBD N/A TBD Cost (per home) $800 + DSD inspection TBD + DSD inspection N/A N/A Build with savings And/Or  Limit turf grass area • Up to 50% of landscape area; 2,250 sqft max • Savings: 4,500 gal/yr/home • Cost: • DSD inspection • Add. bed cost - $6 per sqft  Limit irrigation area • Up to 50% of landscape • Savings: 9,800 gal/yr/home area • Cost: • AW inspection Set customers up for success Better irrigation Require pressure reduction devices (PRD) Irrigation inspection (post- installation) Offer new home irrigation check-ups within 90 days Water Savings (gal/yr/home) Cost (per home) 6,100 (22% savings) $400 + AW inspection 2,800 (10% savings) AW inspection 1,400 (5% savings) AW staff Encourage alternative water  Required gray water laundry to landscape plumbing • Available in all new homes  Incentivize new home rainwater harvesting • Incentivize building homes with tanks/systems • Supply: 3,500 gal • Cost: <$1,000 • Supply: 5,000 • Cost: TBD Bundling activities into scenarios In all scenarios Build with savings (soil) Setting up customers for success Encourage alternative Options Limiting turf …

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Water Forward 2024 project status update Water Forward 2024 (WF24) Project Tasks Task 1 - Project Management Task 2 - Community Engagement Task 3. Refine planning methodology Task 4. Forecast baseline water demands Task 6. Identify water resource needs Task 7. Identify, screen, and characterize strategies Task 8. Develop and evaluate 50-yr water resource portfolios Task 5. Update climate and hydrology analysis Task 9. Develop plan recommendations and 100-yr adaptive management plan WF24 Task Progress to Date & Next Steps Task Name Progress to Date Next Steps 2 Community Engagement • Launched SpeakUp Austin page • Completed first two community workshops • Completed staff Equity Training and Community Ambassadors Group / Water Forward Task Force Equity Grounding Sessions • Began initial research into Austin Water history • • Improve SpeakUp Austin Page Incorporate history findings into Austin Water timeline • Draft Equity and Affordability Roadmap • Revise draft Education and Engagement Plan • Finalize plans for Fall/Winter outreach • Further refine methodology through Fall/Winter 3 Planning Methodology • Substantial completion of WF24 modeling scenarios definition (hydrology, demands, supply) 4 Demand Forecast • Substantial completion of disaggregated demand model structural improvements • Develop small polygon-level population, unit, and employee projections 5 Climate and Hydrology Analysis • Developed hydrologic models and completed • Presentation to the Water Forward Task Force associated technical memo 9/20 • Develop streamflow series for incorporation into the WAM Planning with an Equity Lens Public input Equity Grounding for Task Force and CAG Input on Equity & Affordability (E&A) considerations Equity Training for AW staff Outreach recommendations to improve procedural equity Equity and Affordability Road Map (EARM) 1) Develop procedural equity recommendations for the plan development process 2) Develop a framework to evaluate distributive equity in plan outcomes E&A framework Education and Engagement Plan (EEP) Specific, tactical plan for how we will engage with the community Plan for engagement Potential Future Outreach Strategies to gather further input on E&A Identified in the EARM and planned in the EEP Questions and data to evaluate strategies & portfolios Equity and Affordability Tool Framework of questions and supporting spatial and other data that will be used to evaluate the distribution of benefits and burdens at the strategy and portfolio level Strategy Characterization & Portfolio Evaluation Individual strategies to be characterized in alignment with certain EAT components; Portfolios will undergo full EAT evaluation. Equity Grounding Series 8/23 Session #2 • How COA …

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Update on WF24 Climate and Hydrology Analysis September 20, 2022 Planning for Uncertainty ▪ Develop range of futures ▪ Find common near-term strategies that work for a broad range of futures ▪ Develop adaptive plan with key decision points ▪ Re-evaluate at key decision points Range of demands Possible climate futures DWDRs Regional supply trends Uncertainty in water availability Water Forward 2024 Decision points A C D B E 2125 Goals of Climate & Hydrology Analysis Update  Look at a range of possible future climate scenarios  Identify high-level climate trends in the basin  Generate climate change- adjusted streamflow data to test in the Water Forward Water Availability Model (WF WAM) Differences from 2018 WF Plan  Partnership with UT Austin  Climate technical advisory group scenarios  Looking at multiple climate  New hydrologic models Climate and Hydrology Analysis Update – Tasks 2022 2023 Task 1: Project management and external communication (WFTF, climate TAG, etc.) Task 2: Select GCMs representative of the region to use for update Task 3: Perform GCM downscaling and trend analysis Task 4A/B: Develop hydrologic models to predict streamflow from downscaled GCM outputs Task 4C: Generate time series of naturalized flows Task 5: Package flow data for use in the WF Water Availability Model Task 6: Develop stochastic drought sequences using historical and climate-adjusted hydrology Task 7: Continue coordination with WF update process (communication, presentations, reports, etc.) Through 2024 We are here Selection of GCMs  What: choose global climate models (GCMs) that best represent climate over the Colorado River Basin  Why: want to use GCMs that can best project possible climate futures for the Colorado River Basin  How: evaluate how well GCMs simulate historical climate over the Colorado River Basin and select the best performing set of models Evaluation of GCMs  Historical simulations of 35 global climate models (GCMs) from the Coupled Model Intercomparison Project Phase 6 (CMIP6) are evaluated on their ability to represent the following observed characteristics: Top-scoring GCMs Top 10 best-scoring GCMs based on model performance over the Colorado River Basin (CRB), as measured by skills scores (S) Model 𝑺𝒔𝒑𝒂𝒕𝒊𝒂𝒍,𝑻 𝑺𝒔𝒑𝒂𝒕𝒊𝒂𝒍,𝑷 𝑺𝒔𝒑𝒂𝒕𝒊𝒂𝒍,𝑵𝑫𝑫 𝑺𝒕𝒆𝒎𝒑𝒐𝒓𝒂𝒍,𝑻 𝑺𝒕𝒆𝒎𝒑𝒐𝒓𝒂𝒍,𝑷 𝑺𝒕𝒆𝒎𝒑𝒐𝒓𝒂𝒍,𝑵𝑫𝑫 𝑺𝒐𝒗𝒆𝒓𝒂𝒍𝒍 Ranking CNRM-CM6-1-HR HadGEM3-GC31-MM UKESM1-0-LL HadGEM3-GC31-LL CNRM-CM6-1 CNRM-ESM2-1 KACE-1-0-G GFDL-ESM4 ACCESS-CM2 EC-Earth3 0.90 0.93 0.92 0.91 0.90 0.91 0.91 0.91 0.89 0.91 0.94 1.00 0.88 0.91 0.79 0.82 0.94 0.78 0.95 0.95 0.97 0.96 0.70 0.70 0.72 0.75 0.79 0.81 0.77 …

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July 12, 2022

Agenda original pdf

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AUSTIN INTEGRATED WATER RESOURCE PLANNING COMMUNITY TASK FORCE July 12, 2022 --12:00pm Hybrid Meeting Permitting and Development Center 6310 Wilhelmina Delco Drive Austin, Texas 78752 Some members of the BOARD/COMMISSION may be participating by videoconference. The meeting may be viewed online at: http://www.austintexas.gov/page/watch-atxn-live For more information go to: Austin Integrated Water Resource Planning Community Task Force Public comment will be allowed in-person or remotely by telephone. Speakers may only register to speak on an item once either in-person or remotely and will be allowed up to three minutes to provide their comments. Registration no later than noon the day before the meeting is required for remote participation. The first 10 speakers to register will be allowed a three-minute allotment to address their concerns not on the agenda. To register, contact Jaynell Nicholson at jaynell.nicholson@austintexas.gov. The information required is the speaker’s name, item number(s) they wish to speak on if applicable, email address and telephone number (must be the same number that will be used to call into the meeting). CURRENT TASK FORCE MEMBERS: Voting Members: Bill Moriarty Hani Michel Joshua Rolfe Perry Lorenz Sarah Faust Todd Bartee Robert Mace, Vice Chair Ex Officio Non-Voting Members: Austin Water: Kevin Critendon Austin Energy: Kathleen Garrett Austin Resource Recovery: Tony Davee Neighborhood Housing and Community Development: Tymon Khamsi Office of Innovation: Daniel Culotta Office of Sustainability: Lucia Athens Parks and Recreation: Liana Kallivoka Watershed Protection: Katie Coyne Vanessa Puig-Williams Jennifer Walker, Chair Robert Levinski AGENDA CALL TO ORDER – PUBLIC COMMUNICATION: GENERAL APPROVAL OF MINUTES 1. Approval of the meeting minutes from the Regular Task Force meeting on May 3rd. DISCUSSION ITEMS 2. Update on current water supply conditions, presented by Austin Water staff 3. Presentation of Water Forward 2018 implementation quarterly progress report, presented 4. Overview of Austin Water’s onsite water reuse system and benchmarking programs, by Austin Water staff presented by Austin Water staff 5. Update on Water Forward 2024 project status, presented by Austin Water staff FUTURE AGENDA ITEMS 6. Discussion of future agenda items. ADJOURNMENT 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 …

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1 - May 3, 2022 Water Forward Task Force meeting minutes original pdf

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AUSTIN INTEGRATED WATER RESOURCE PLANNING COMMUNITY TASK FORCE REGULAR MEETING MINUTES TUESDAY, MAY 3, 2022 The Austin Integrated Water Resource Planning Community Task Force convened in a Regular Meeting on May 3, 2022, with Social Distancing Modifications. Chair WALKER called the meeting to order at 12:03 pm. Members in Attendance: Jennifer Walker, Chair Robert Mace, Vice Chair Ex-Officio Members in Attendance: Kevin Critendon Members in Attendance Remotely: Todd Bartee Sarah Faust Robert Levinski Hani Michel Bill Moriarty Ex-Officio Members in Attendance Remotely: Lucia Athens, Katie Coyne, Tony Davee, Kathleen Garrett PUBLIC COMMUNICATION: GENERAL Paul DiFiore on behalf of PODER - Mr. DiFiore shared comments on issues of water justice and access in Austin and Travis County. 1. APPROVAL OF MINUTES a. Approval of the meeting minutes from the March 21st Task Force meeting. The minutes from the meeting of 3/21/2022 were approved on Vice Chair MACE’S motion and Member MICHEL’S second on a 6-0 vote. Member BARTEE abstained and Member WILLIAMS was absent. 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 contact Austin Integrated Water Resource Planning Community Task Force liaison Marisa Flores Gonzalez at 512-972-0194, for additional information; TTY users route through Relay Texas at 711. Page 1 of 2 2. STAFF BRIEFINGS, PRESENTATIONS, AND/OR REPORTS a. Water supply update b. Rain to River Update The presentation was made by Sara Eatman, Engineer A, Austin Water. The presentation was made by Nick Kincaid, Planner Senior, Watershed Protection. c. Water Forward 2018 Implementation update i. Quarterly Report ii. iv. The presentation was made by Marisa Flores Gonzalez, Program Manager III, Austin Water. FY21 Annual Report The presentation was made by Marisa Flores Gonzalez, Program Manager III, Austin Water. iii. Centralized Reclaimed System overview The presentation was made by Dan Pedersen, Supervising Engineer, Austin Water. Implementation Subcommittee report Staff provided a written subcommittee report in the meeting backup materials. i. d. Water Forward 2024 update Project Status update The presentation was made by Marisa Flores Gonzalez, Program Manager III, Austin Water. ii. Water Forward 2024 Subcommittee report Staff provided a written subcommittee report in the meeting backup materials. Chair WALKER adjourned the meeting at …

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July 12, 2022

2 - Water Supply Update original pdf

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Water Supply Update t e e F - e r c A 225,000 200,000 175,000 150,000 125,000 100,000 75,000 50,000 25,000 0 Highland Lakes Inflows Average 1942 - Present Average 2008 - 2015 2021 2022 Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Combined Storage of Lakes Buchanan and Travis January 1, 2005 through July 1, 2022 2.0M ac-ft Full Storage Current Water Supplies As of 7/11/2022, combined storage was at 1,237,157 acre-feet (62% full). 0.6M ac-ft Interruptible stored water for non-Garwood divisions was not provided by LCRA in 2012 through 2015. 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 2020 2021 2022 2023 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 NOAA 3-Month Outlook LCRA Lake Levels Forecast Source Questions

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July 12, 2022

3 - WF18 FY22 Q3 Progress Overview original pdf

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Water Forward 2018 FY22 Q3 Implementation Progress Report Questions

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July 12, 2022

4 - OWRS and Benchmarking Programs Overview original pdf

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Update on Benchmarking and OWRS Programs July 12, 2022 WATER FORWARD CONSERVATION & REUSE IN THE LDC • Austin Water received Council direction in May of 2019 to include Water Forward regulations into the LDC Revision • AW was specifically asked to address code changes for large commercial developments ≥250,000 SF • Multiple public stakeholder meetings were held on these code changes, but the LDC Revision did not move forward LDC Amendments in 2021 WATER BENCHMARKING RECLAIMED WATER ONSITE WATER REUSE Effective Dec. 1, 2021 Effective Dec. 1, 2023 WATER BENCHMARKING REQUIREMENTS  All commercial and multi-family site plan applicants complete an online survey to assess how water will be used within their development projects and identify water reuse/water conservation opportunities before construction begins.  Projects with 250,000 or more square feet of gross floor area are required to meet with Austin Water to discuss water reuse and conservation strategies and requirements. WATER BENCHMARKING APPLICATION Water Benchmarking Summary Q3 of FY2022  59 applications  14 > 250,000 SF • Very positive feedback to date on the process • Developers or owners have been coming to the required meeting and asking great questions • Lots of interest in Bucks for Business rebate • Multiple inquiries about making it easier to use rainwater harvesting for landscape irrigation Onsite Water Reuse System (OWRS) Program Phase I went into effect December 2020 Phase 2 to take effect December 2023 Voluntary* OWRS Program  New OWRS regulations in Title 15 (Utility Regulations) for the design, permitting and operation and maintenance of multi- family & commercial systems  Encourage voluntary adoption of OWRS in new development to test out the new regulatory framework with pilot incentive *Mandatory for 100 ton+ cooling towers Mandatory OWRS Program  Mandatory installation of OWRS for commercial and multi-family developments >250,000 sq. ft. in Title 25 (Land Development Code)  Rules will be posted on the applicability for the mandate along with provisions for enforcing the mandate Voluntary OWRS Program Summary All of FY2022  4 OWRS applications  1 cooling tower system approval  2 pilot incentive applications  2 incentive applications approved • New regulatory framework needs to be learned by local engineering community • Outreach on incentive program has been successful with projects already planned for • Confusion surrounding rainwater harvesting for stormwater treatment for discharge to environment vs. rainwater harvesting for landscape irrigation ACC Highland Campus …

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July 12, 2022

5 - WF24 Update original pdf

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Water Forward 2024 project status update Water Forward 2024 (WF24) Project Tasks Task 1 - Project Management Task 2 - Community Engagement Task 3. Refine planning methodology Task 4. Forecast baseline water demands Task 6. Identify water resource needs Task 7. Identify, screen, and characterize strategies Task 8. Develop and evaluate 50-yr water resource portfolios Task 5. Update climate and hydrology analysis Task 9. Develop plan recommendations and 100-yr adaptive management plan WF24 Task Progress to Date & Next Steps Task Name Progress to Date Next Steps 1 Project Management • Updated project schedule to reflect mid- 2024 anticipated project completion • Continue scope development for targeted consultant support services 2 Community Engagement • Held two virtual public workshops to • Complete draft Education and Engagement Plan (EEP) • Hold equity trainings/groundings gather input on guiding principles and community values • Launched SpeakUp Austin Page • Continued planning for AW staff equity training and WF Task Force and Community Advisory Group member equity grounding WF24 Task Progress to Date & Next Steps Task Name Progress to Date Next Steps 3 Planning Methodology • Substantial completion of mission statement, guiding principles, and objectives • Substantial completion of modeling scenarios (hydrology, demands, supply) • Began planning modeling processes • Refine performance metrics, modeling processes, and parameters 4 Demand Forecast • Continued development of 100-year • Continue disaggregation of 100-yr population projections population projections • Substantial completion of Disaggregated • Complete DDM structural update work 5 Climate and Hydrology Analysis Demand Model (DDM) structural improvements • Substantial completion of hydrologic • Developed preliminary high-level climate • Held Climate Technical Advisory Group models trends takeaways meeting 5/19 • Develop monthly streamflow timeseries for use in the Water Availability Model • Continued coordination with other City departments on climate takeaways and external messaging WF24 Schedule Adjustments Key Takeaway: About a four-month delay in final plan completion. Approx. Target Date External-facing deliverables to be presented to Task Force and key stakeholders Sep. 2022 Nov. 2022 Jan. 2023 Mar. 2023 May 2023 Preliminary Climate and Hydrology Analysis results Population and employment projections at small-polygon level Draft Equity and Affordability Roadmap and Tool Disaggregated demand projections and updated WF18 strategy yields Preliminary needs analysis results WF24 Schedule Adjustments Key Takeaway: About a four-month delay in final plan completion. Approx. Target Date External-facing deliverables to be presented to Task Force and key stakeholders Sep. 2023 Nov. 2023 Water management …

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