Data Dictionary
Data Feature Class Units / Projection Description Relevant Web site
Aqua83 Recharge Zone Shapefile TX State Plane Edwards Auifer recharge zone that is within the study area COA
Austin_ann Annual Precipitation Shapefile Projected into TX State Plane PRISM data, originally in Albers and projected into TX state plane.  Mean annual precipitation for 1961-90 PRISM
City_bmp Best Management Pracites Shapefile TX State Plane Location and type of Best Management Practice (operated by the COA) COA
Com_bmp Best Management Pracites Shapefile TX State Plane Location and type of Best Management Practice (not-operated by the COA) COA
Creeks_asi Creek network Shapefile TX State Plane Creeks network developed from CAPCO, ASI streams and modified by COA Watershed dept to incorporate storm sewers and fill gaps CAPCO
Draftfdr Flow direction grid Grid Distance in feet, direction using 8 direction pour point model Using CRWR-Prepro - Flow Direction grid script  
EPA_LU Land use Shapefile Distance in feet, COA land use codes Land use as value; including special polygons.  Source includes COA data and EPA data for outlying areas EPA landuse details
Extent Extent of Study Area Shapefile Distance measured in feet All areas within the study area: watersheds touching the City's 5 mile Extraterritorial Jurisdition, with a buffer.  
NED_DEM 30m DEM Grid Distance and elevation measured in feet DEM of the draft area, from NED dataset NED
NED_fill Fill grid Grid Distance and elevation measured in feet Using CRWR-Prepro - Fill Sinks script  
Out Outlets of the "watershed walls" Shapefile TX State Plane    
Sites_phii Sites of interest Shapefile TX State Plane USGS Gauge stations, EII points, and Mouth sites.  
Sparse_lines Watershed walls Shapefile TX State Plane Created by editing the first delineation of the watersheds, which was based on the Creeks_asi file (in the form of a grid) as the outlets for delineation.   This file serves as "walls" to assure proper watershed delineation.  
Streamedits Extensions of streams Shapefile TX State Plane (projected from Albers) From the RF1 files, extensions of the ASI creeks, so that they extend to the edge of the DEMS. RFI metadata
Waterbodies Waterbodies (creeks, lakes, ponds) Shapefile TX State Plane Waterbodies in the study area.  Used for burning in these areas during the CRWR PrePro Process COA
Old data dictionary