Montana Lakes With Lake Chub

18 counted Montana lakes list Lake Chub in Montana Fish, Wildlife & Parks records. The largest is Fort Peck Lake at 233,053 acres.

#	Lake	County	Surface Area	Max Depth
1	Fort Peck Lake	Valley	233,053 acres	-
2	Lake Elwell	Liberty	14,842 acres	About 150 ft
3	Bighorn Lake	Big Horn	12,422.5 acres	About 440 ft
4	Nelson Reservoir	Phillips	4,115 acres	-
5	Fresno Reservoir	Hill	3,185 acres	-
6	Freezeout Lake	Teton	2,596 acres	-
7	Deadmans Basin Reservoir	Wheatland	1,954 acres	-
8	Willow Creek Reservoir	Lewis and Clark	1,314 acres	About 50 ft
9	Cooney Reservoir	Carbon	733 acres	-
10	Petrolia Lake	Petroleum	518 acres	-
11	Mystic Lake	Stillwater	436 acres	-
12	Lake Elmo	Yellowstone	62 acres	About 16 ft
13	Broadview Pond	Yellowstone	21 acres	-
14	Shupak Ponds	Carbon	15 acres	-
15	Corner Lake	Park	12 acres	About 40 ft
16	Crater Lake	Stillwater	4 acres	-
17	Lily Pad Lake	Stillwater	3 acres	-
18	Greenough Lake	Carbon	2 acres	About 8 ft

Source: Montana Fish, Wildlife & Parks lake data. Verified October 30, 2026.