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Lakes / Montana / Pishkun Reservoir

Pishkun Reservoir, Montana

1,518 acres
Surface Area
About 78 ft
Max Depth (Approximate)
4,376 ft
Surface Elevation

Where It Sits, and How Deep It Goes

Locator - Montana

BillingsMissoulaPishkun ReservoirTeton Co.

47.68 degrees N, 112.47 degrees W - Teton 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.

Depth Profile - Pishkun Reservoir

0 ft - SurfaceMax Depth (Approx.) - About 78 ftA Typical Shallow Lake - Under 20 ft Deep

Schematic cross-section drawn to one shared depth scale - not a survey or bathymetric map. Max depth is approximate, from state bathymetry.

How Pishkun Reservoir Stacks Up

Fish Species

Arctic GraylingBrook SticklebackBrook TroutKokaneeMottled SculpinNorthern PikeRainbow TroutSpottail ShinerWhite SuckerYellow Perch

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

Facts and Figures

Waterbody ID123045845
CountyTeton
Coordinates47.6828, -112.4714

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 123045845); Washington Dept. of Ecology bathymetry (approximate max depth). Verified October 30, 2026.