In Cooperation with the Edwards Aquifer Authority
Version 1.1 |
A helicopter electromagnetic and magnetic (HEM) survey was completed of a 209 square kilometer (81 square miles) area of the central Edwards aquifer. This open-file report is a release of the airborne geophysical data and a summary of the hydrologic application.
Part of this report is presented in Portable Document Format (PDF); the latest version of Adobe Reader or similar software is required to view it. Download the latest version of Adobe Reader, free of charge. |
For viewing and printing. (This version of the report is accessible as defined in Section 508.) |
For viewing and printing. (This version of the report is accessible as defined in Section 508.) |
Digital Data |
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Listing of subdirectories and files. | |
The files contained in this subdirectory are plot files suitable for a large format Hewlett Packard Printer such as a 755cm. | |
Flight line data given in an ASCII database. | |
Contractors report of each channel description. | |
Grids of the magnetic field data and the apparent resistivities for the horizontal coplanar coil pairs. | |
Contains geotiff (UTM projected tif files) of the grids. |