Lakes / Wyoming / Carbon County / Hanna Mahoney Reservoir Number Two
Hanna Mahoney Reservoir Number Two, Wyoming
6 acres
Surface Area
12 ft
Max Depth
Where It Sits, and How Deep It Goes
Locator - Wyoming
42.26 degrees N, 107.43 degrees W - Carbon 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.
Depth Profile - Hanna Mahoney Reservoir Number Two
Schematic cross-section drawn to one shared depth scale - not a survey or bathymetric map.
How Hanna Mahoney Reservoir Number Two Stacks Up
- Deeper than 20% of the 120 natural Wyoming lakes ranked by depth.
- Larger than 5% of the 783 lakes counted in Wyoming.
- A shallow lake - typical of most Wyoming lakes, which run under 20 ft at their deepest.
- About 70 miles from Casper, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Lost Soldier Lake | Carbon | 5.2 mi | 38.05 acres |
| 2 Reservoir | Carbon | 8.8 mi | 46.13 acres |
| Bucklin Reservoirs | Carbon | 9.3 mi | 41 acres |
| Soda Lake | Carbon | 9.9 mi | 27.57 acres |
| Boggy Meadows Lake | Carbon | 12 mi | 98.7 acres |
| Jackson Lake | Natrona | 13 mi | 60.54 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Hanna Mahoney Reservoir Number Two
How Big Is Hanna Mahoney Reservoir Number Two?
Hanna Mahoney Reservoir Number Two covers 6 acres in Carbon County, Wyoming.
How Deep Is Hanna Mahoney Reservoir Number Two?
Hanna Mahoney Reservoir Number Two reaches 12 ft at its deepest.
What Is the Largest Lake in Carbon County?
Pathfinder Reservoir is the largest lake in Carbon County, at 22,000 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 89677057). Verified October 30, 2026.