GIS data files and supporting documentation have been zipped into a self-extracting executable file GIS_public.exe. The file can be downloaded from http://pdata.hcad.org/GIS/GIS_public.exe. We recommend saving the file to your computer, rather than running it from the location. The file takes about 2-4 hours to download depending on your Internet connection. Once the file is downloaded, extract the files following the instructions given below.
1. Double click GIS_public.exe file.
2. The following WinZip Self-Extractor window will appear.
3. Navigate to the location of the data files. The README.txt file explains more about the GIS data files and instructions on how to use them.