Chimney Butte Pit Number 3 is a reservoir located in Sublette County, Wyoming. It appears on the Chimney Butte USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 6,912.95 feet (2,107.07 m) above sea level. The nearest populated place is Big Piney, approximately 6.8 miles to the NNE.