Resources Activity Stream About Order by Relevance Name Ascending Name Descending Last Modified Go 1 resource found Categories: Location Formats: HTML Tags: usgs Filter Results USGS 1:62500 (15 Minute) Quadrangle Index USGS 1:62,500 scale Quadrangle Map Index derived from the larger scale double precision 7 1/2 Minute Quadrangle Index. JPEG gpkg fgdb SHP HTML