Osoyoos (/ɒˈsuːjuːs/,[2] historically /ˈsuːjuːs/)[5] is the southernmost town in the Okanagan Valley in British Columbia between Penticton and Omak. The town is 3.6 km (2.2 mi) north of the United States border with Washington state and is adjacent to the Osoyoos Indian reserve.[5] The origin of the name Osoyoos was the word sw̓iw̓s (pronounced "soo-yoos") meaning "narrowing of the waters" in the