20250107-001: Round Rock ISD ILA Presentation — original pdf

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Round Rock ISD Interlocal Agreement Austin Watershed Protection | January 7, 2026 Leslie Lilly Interlocal Agreements (ILAs) with School Districts ▪ Agreements between municipalities and local schools which define site development regulations are authorized by state law Section 212.902 of the Texas Local Government Code ▪ Original agreement with RRISD was approved in 1994 and has expired ▪ ILAs with Austin Independent School District and others set precedent for new or amended school ILAs 2 RRISD Properties ▪ Only applicable to schools in COA Planning jurisdiction ▪ Travis and Williamson counties ▪ Suburban and Water Supply Suburban Watersheds ▪ 21 of 56 RRISD properties in Austin 3 RRISD within Austin RRISD within COA limits Austin ETJ Austin City Limits Edwards Aquifer Recharge Zone Edwards Aquifer Contributing Zone 4 RRISD: Landscape Standards ▪ City code except as modified ▪ Administrative variances for heritage tree removal ▪ Remove screening requirements ▪ No parking lot medians or islands required if perimeter trees are planted ▪ AISD standards 5 RRISD: Impervious Cover ▪ Section 10.2 & 10.3 ▪ AISD standards ▪ Nature trails and natural surface tracks exempt from impervious cover calculations ▪ Suburban ▪ 50% gross site area ▪ Water Supply Suburban ▪ 50% net site area ▪ Conditions for impervious cover transfer 6 RRISD: Cut/Fill and Slopes ▪ Cut/Fill Requirements ▪ 4’-8’ of cut/fill maybe administratively approved ▪ Any cut/fill over 4’ must be structurally contained ▪ AISD requirements ▪ Slope Requirements ▪ Construction on slopes of 25% to 35% permitted for construction of a building or parking area if the site was owned by the district on January 1, 1994 ▪ Similar provision to previous expired ILA 7 RRISD: Water Quality and Artificial Turf ▪ Current code water quality treatment – GSI ▪ Artificial turf fields are allowed and may be exempt from site IC calculations if ▪ WQ is met ▪ Gravel layer ▪ No PFAS 8 Staff Recommendations Staff support recommendation of approval for the RRISD ILA for the following reasons ▪ State law allows school districts to enter into agreements with municipalities to define site development regulations ▪ Precedents set by previously approved school ILAs must be provided to other schools seeking ILAs if desired and without discrimination. ▪ Environmental protections are still applicable and meet the specific needs of the school district. 9 Proposed Timeline Boards and Commissions Date Environmental Commission January 7th, 2026 Planning Commission January 13th, 2026 Joint Sustainability Committee January 22nd, 2026 10 Thank you! Leslie Lilly Environmental Conservation Program Manager Leslie.Lilly@austintexas.gov Austin Watershed Protection