STEP 1. Select projection and format:
Learn more about projection and format choices.
Flavor 1 - Original USGS DRG in default UTM zone and datum
Flavor 2 - DRG reprojected to Lambert Conformal Conic, NAD27, collar intact
Flavor 3 - DRG reprojected to UTM Zone 16, NAD83, collar cropped (tiled)
Flavor 4 - DRG reprojected to Lambert Conformal Conic, NAD27, collar cropped (tiled)
STEP 2. Select scale and quadrangle:
Click a button to activate a scrolling list. Only the selection in the activated scrolling list will apply.
STEP 3. Select a compression method:
Tar and gzip
STEP 4. Submit request or reset form.
It should take 30 seconds or less to assemble your download bundle. However, it may take two minutes or more, especially during peak times, or if you have chosen a quadrangle in the greater Chicago metropolitan area.
What will the data bundle contain?