USGS DRGs
USGS DRGs are available on MSDIS at three different scales and they are available with or without map collars (clipped and unclipped) at each scale. To locate the DRG(s) you need, simply select a link in the table below.
Scale |
Collar |
|
1:250 000 |
||
1:100 000 |
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1:24 000 |
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The links will take you to submenu pages to help you drill down further to locate the file(s) you need.
Click here to view an alphabetical listing of
1:250 000 DRGs.
Click here to view an alphabetical listing of 1:100
000 DRGs.
Click here to view an alphabetical listing of
1:24 000 DRGs.
The original data were projected in NAD27 and was reprojected as NAD83
The directory location of these files is: ftp://msdis.missouri.edu/pub/Imagery_Base_Maps/drg/