Only available in Mineral/Surface Management Status format.The BLM quadrant maps are scaled at 1:100,000, and cover an area of about 30 x 50 miles. Experience the Pawnee National Grasslands over much of this area. Camping, hiking, and picnicking at Crow Valley Recreation Area. Colorado Hunting Units 9,87,88,94,95, and 951. Differentiates between public and private land, and also among the various agencies who manage the public lands. 2016