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Geographic Information Systems

See links for available TCEQ spatial data, maps, geographic data viewers, TCEQ GIS standards, and useful GIS links.

Download TCEQ GIS Data
Download GIS layers maintained by TCEQ as well as associated metadata. Layers are available in shapefile (SHP), file geodatabase (GDB), and Google Earth (KML) formats.

TCEQ Geographic Data Viewers
Links to Geographic Data Viewers providing easy access to spatial data via graphical interface.

Maps Created by TCEQ Staff
Links to maps created by TCEQ staff. All maps are available for download as PDF documents.

GIS Standards
Describes TCEQ's GIS standards.