| Holkham Bay | |
|---|---|
| Sumdum Bay | |
| Sum Dum (Tlingit) | |
 Holkham Bay and nearby mountains in the Chuck River Wilderness. | |
 | |
| Coordinates | 57°44′45″N 133°37′31″W / 57.7458333°N 133.6252778°W |
| Type | Bay |
| Etymology | Holkham, England |
| Ocean/sea sources | Inside Passage |
| Basin countries | United States |
| Max. width | 6 miles (9.7 km) |
| Max. depth | 217 feet (66 m) |
| Islands | Harbor Island |
| References | [1][2] |
Holkham Bay (also known as Sumdum Bay)[3] is a bay in the U.S. state of Alaska. It connects Tracy Arm and Endicott Arm on its east to Stephens Passage on its west.
- ^ U.S. Geological Survey Geographic Names Information System: Holkham Bay, USGS GNIS.
- ^ "Bathymetric Data Viewer". U.S. National Oceanographic and Atmospheric Administration. Retrieved October 2, 2022.
- ^ United States. Census Office (1893). Report on the Population and Resources of Alaska at the 11th Census, 1890 (Public domain ed.). U.S. Government Printing Office. pp. 47–. Retrieved 6 February 2013.