Explore over 15 GB of digitized, georeferenced 7.5" topographic maps (DRGs) across Oregon.
Select a tool below, then click the map or drag a box to perform that action. Click "Full Extent" to return to the full view.
Zoom to DRG by name zooms directly to the selected DRG.
Zoom to DRG zooms to the viewable DRG scale where you clicked the map.
Identify Quads lists all data for the selected quad(s).
