Description: The data was created by the Transportation Planning and Programming Division of TxDOT in the Data Analysis, Mapping and Reporting Branch. City governments submit updates to their city limits as changes are made.Selected out only those within San Antonio River Basin.Publish Date: 2/5/2016Latest Updates: 3/2025 - Numerous Boundaries updated1/2023 - Schertz Boundary
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Description: SARA major watersheds boundaries. Includes major watersheds with existing or proposed Watershed Master Plans (Upper and Lower San Antonio, Leon, Salado, Medina, Cibolo). A combination of HUC-8 and HUC-10 watersheds from the USGS NHD WBD data. Created November 2014.
Copyright Text: Funding and support for the Watershed Boundary Dataset (WBD) were provided by the Natural Resources Conservation Service, the Environmental Protection Agency, and the United States Geological Survey. Representatives from the U.S. Geological Survey and Environmental Protection Agency contributed a substantial amount of time and salary towards quality review and updating of the dataset in order to meet the Federal Standards for Delineation of Hydrologic Unit Boundaries.