This area is west of Casper and south of U.S. Highway 20. Wyoming Game & Fish has walk in areas totaling over a 100,000 acres. Mule deer and smaller numbers of whitetails can be found here.

Emigrant Gap Ridge, Garfield Peak, and Ervay Basin are some of the more rugged areas to hike through in this unit. Sweetwater River drains into Pathfinder Reservoir and Poison Spider Creek drains the middle part of the area.

Rolling grassland made up of buffalo grass and blue grama, along with sagebrush takes up more than half of the land here. Juniper, ponderosa pine and mountain mahogany cover the slopes, ridges and hillsides and cottonwood and willows line the creek bottoms.

Getting onto public land in this area can be hard. Natrona County Walk In Areas have over 100,000 acres.

Pathfinder and Alcova Reservoirs have improved campgrounds, and the BLM allows dispersed camping here. Casper has a lot of lodging and food accommodations, an airport and 24/7 gas and diesel.