United States, Wyoming, Platte, Laramie Plains/Southeastern Wyoming: Great Plains: along County Road 10 and Chugwater Creek, ca 12 air mi SW of Chugwater; ca 27.5 air mi S of Wheatland. W1/2 S33. T20N R68W S33
meters
5700-5720
Roadside, right-of-way, and roadcuts through siltstone-sandstone in gravelly hills and gravelly wash.