BLM OR Quads 63k Polygon Hub

QUADS30M_POLY: This theme shows the 1:63,360 quadrangles (30 Minute Quads) for Oregon and Washington as defined in North American Datum 1927 (NAD27). These quads show the approximate extent of and align with the NAD27 corner ticks as displayed on USGS Topoquads.
Organization: Department of the Interior
Last updated: 2025-09-11T21:03:31.375439
Tags: base-data, framework, imagerybasemapsearthcover, index, lands, management, oregon, quadrangles, washington