Description
Twelvemile Creek is located on Prince of Wales I., flows N to head of Twelvemile Arm Kasaan Bay, Alex. Arch.
History
Name published in 1920 by U.S. Coast and Geodetic Survey (USC&GS).Orth, Donald J. Dictionary of Alaska Place Names. Washington, DC: GPO, 1967. This work is an alphabetical list of the geographic names that are now applied and have been applied to places and features in Alaska. GNIS Library.