Alabama Water Quality Information System

— Digital Topographical Data (DRGS) —

The following lists give you access to electronic topographic maps (digital raster graphics) for the state of Alabama. Each downloadable file contains two versions of the DRG -- collared and uncollared.

If you know the USGS quadrangle name, select the listing by Quad Name.
If you want a tabular listing for a county, select the listing by County
If you want to select a quadrangle based upon location, select Map Graphic.

Digital Topographic Maps Currently Available:

1:24000 and 1:100,000 Digital Topographic Maps listed by Quad Name sorted by USGS quadrangle reference ID
7.5 Minute - Digital Topographic Maps listed by County
1:100,000 Digital Topographic Maps Select by Map Graphic
7.5 Minute Digital Topographic Maps by Map Graphic

Public Land Survey System (PLSS):

Township/Range boundaries, Section lines by Map Graphic

If the information you are seeking is not located within our database and you would like to see it added, please inform us via Contact Us.

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This website was developed by the ACES Water Quality Team, under the leadership of Dr. James E. Hairston. It is funded, in part, by USDA-CSREES water quality grant support under Section 406 of the Agricultural Research, Extension and Education Reform Act of 1998.