Qa'itsusi Betnu is a channel located in Matanuska-Susitna County, Alaska. It appears on the Tyonek C-2 SE USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 39.02 feet (11.89 m) above sea level. The nearest populated place is Susitna, approximately 3.1 miles to the NNE.