Hmachilam-qakuudguu is a bay located in Aleutians West County, Alaska. It appears on the Atka C-2 NW 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 Korovinski (historical), approximately 10.6 miles to the NE.