Information About

Boulder Bay

Quick Facts

Open in The Map Boulder Bay on The Map

Location

53 ° 21' 40" N,
167 ° 44' 19" W

Region

Aleutians West (CA)

Nearest City

Unalaska

Boulder Bay in Detail.

About

on W coast of Unalaska I., extends E off Umnak Pass, Aleutian Islands, 0.5 mile long.

History

Reported in 1942 by the U.S. Army Corps of Engineers; published in the 1944 Aleutian Coast Pilot (p. 50).