20230810 15522700 1.0 TRUE 5ft Contours (2018) USGS 2018 South Texas LiDAR dataset, 70cm LiDAR-derived DEM; converted to 1 and 5 foot contours, attributes already added for AutoCAD/Microstation compatibility; projected to Texas State Plane South Central; DEMS mosaicked and smoothed before being passed into contour tool. Created from data provided by TNRIS, website URL: https://data.tnris.org/collection?c=6131ecdd-aa26-433e-9a24-97ac1afda7de United States Geological Survey (USGS). South Texas Lidar, 2018-02-23. Web. 2021-10-25. Created by Sara Dunlap using the MassContourCreator model.