Adams Lake is a large, deep, coldwater lake in British Columbia, Canada; its average depth ranks 6th in the world. The southern end of the lake is approximately north of the town of Chase in the Shuswap Country region of British Columbia. The lake's upper reaches lie in the northern Monashee Mountains, while its lower end penetrates the Shuswap Highland. The lake supports Chinook, Sockeye and Coho salmon, Kokanee, mountain whitefish and rainbow trout.