Chugaagix-udax is a bay located in Aleutians East County, Alaska. It appears on the Unalaska D-1 SE USGS 7.5-minute topographic quadrangle. The elevation at this location is approximately 0.00 feet (0.00 m) above sea level. The nearest populated place is Itchadak (historical), approximately 3.9 miles to the S.