Lakes / Wyoming / Big Horn County / Brown Number 1 Reservoir
Brown Number 1 Reservoir, Wyoming
4 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Wyoming
44.70 degrees N, 108.08 degrees W - Big Horn County. State and county outlines drawn from Census boundary data; the lake marker is placed by its Wyoming Game and Fish Department coordinates, not by eye. Schematic - not a survey map.
How Brown Number 1 Reservoir Stacks Up
- Larger than 3% of the 783 lakes counted in Wyoming.
- About 49 miles from Cody, as the crow flies.
- 1 fish species on the WGFD list for this lake.
Fish Species
Species recorded for this lake. Presence only - no abundance ratings.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Bethurem Reservoir | Big Horn | 0.8 mi | 31.88 acres |
| Horseshoe Reservoir | Big Horn | 16 mi | 28 acres |
| Lovell Lakes | Big Horn | 16 mi | 255 acres |
| Bench Canal Reservoir | Big Horn | 19 mi | 40 acres |
| Bighorn Lake | Big Horn | 23 mi | 12,422.53 acres |
| Sandstone Reservoir | Big Horn | 25 mi | 52.71 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Brown Number 1 Reservoir
How Big Is Brown Number 1 Reservoir?
Brown Number 1 Reservoir covers 4 acres in Big Horn County, Wyoming.
What Fish Are in Brown Number 1 Reservoir?
The WGFD lists Rainbow Trout for Brown Number 1 Reservoir.
What Is the Largest Lake in Big Horn County?
Bighorn Lake is the largest lake in Big Horn County, at 12,422.53 acres.
Deepest Natural Lakes in Wyoming
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Deep Lake | Park | 285 acres | 472 ft |
| 2 | Lake Reno | Park | 107 acres | 222 ft |
| 3 | Snowdrift Lake | Teton | 57 acres | 174 ft |
| 4 | Crater Lake | Big Horn | 39 acres | 166 ft |
| 5 | Beauty Lake | Park | 94 acres | 165 ft |
All 120 Wyoming lakes ranked by depth
Largest Lakes in Wyoming
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Yellowstone Lake | Teton | 84,442 acres | - |
| 2 | Flaming Gorge Reservoir | Sweetwater | 38,888.36 acres | 440 ft |
| 3 | Jackson Lake | Teton | 26,853.22 acres | - |
| 4 | Pathfinder Reservoir | Carbon | 22,000 acres | 192 ft |
| 5 | Seminoe Reservoir | Carbon | 20,000 acres | 200 ft |
All 783 Wyoming lakes ranked by surface area
Sources: Wyoming Game & Fish lake data (ID 82676254). Verified October 30, 2026.