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Lakes / Montana / Yellow Water Reservoir

Yellow Water Reservoir, Montana

442 acres
Surface Area
3,194.7200000000003 ft
Surface Elevation

Where It Sits, and How Deep It Goes

Locator - Montana

BillingsMissoulaYellow Water ReservoirPetroleum Co.

46.90 degrees N, 108.48 degrees W - Petroleum County. State and county outlines drawn from Census boundary data; the lake marker is placed by its Montana Fish, Wildlife & Parks coordinates, not by eye. Schematic - not a survey map.

How Yellow Water Reservoir Stacks Up

Fish Species

Common CarpLongnose SuckerRainbow TroutTiger Muskie (Northern X Muskie)WalleyeWhite Sucker

Species recorded for this lake. Presence only - no abundance ratings.

Facts and Figures

Waterbody ID131213888
CountyPetroleum
Coordinates46.9029, -108.4835

Largest Lakes in Montana

#LakeCountySurface AreaMax Depth
1Fort Peck LakeValley233,053 acres-
2Flathead LakeLake122,132 acresAbout 380 ft
3Canyon Ferry LakeBroadwater32,773 acresAbout 170 ft
4Lake KoocanusaLincoln28,723 acres-
5Hungry Horse ReservoirFlathead23,577 acres-
Sources: Montana Fish, Wildlife & Parks lake data (ID 131213888). Verified October 30, 2026.