Tl'eghesh Bena Bidiltuni is a lake located in Matanuska-Susitna County, Alaska. It appears on the Tyonek C-1 SE USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 132.79 feet (40.47 m) above sea level. The nearest populated place is Tanltunt (historical), approximately 1.7 miles to the NNW.