Directions for using Google Earth image overlays:

For Windows users, clicking on the files listed below will launch Google Earth and the selected overlay.

Overlays can be saved in the My Places directory.

Use the checkbox to turn layers on and off.

Major Texas Aquifers

Minor Texas Aquifers

Texas Precipitation

Texas Hardiness

Texas Heat-Zone

Texas Soils

Texas Ecoregions

Texas Fire Ant Quarantine Map