Arrow Lakes, two expansions of the Columbia River, S British Columbia, Canada. Both lie in narrow valleys bounded by mountain ranges and are noted for their beauty. Upper Arrow Lake has an area of 88 sq mi (228 sq km); Lower Arrow Lake is 59 sq mi (153 sq km). Arrowhead is at the head of the upper lake.
The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2012, Columbia University Press. All rights reserved.