Lakes / South Dakota / Butte County / Guidinger Reservoir
Guidinger Reservoir, South Dakota
84.29 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - South Dakota
44.83 degrees N, 103.75 degrees W - Butte County. State and county outlines drawn from Census boundary data; the lake marker is placed by its USGS National Hydrography Dataset coordinates, not by eye. Schematic - not a survey map.
How Guidinger Reservoir Stacks Up
- Larger than 34% of the 533 lakes counted in South Dakota.
- About 58 miles from Rapid City, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Belle Fourche Reservoir | Butte | 7.3 mi | 6,106.2 acres |
| Newell Lake | Butte | 18 mi | 153.39 acres |
| Bear Butte Lake | Meade | 30 mi | 199.41 acres |
| Leger Dam | Harding | 33 mi | 66.97 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Guidinger Reservoir
How Big Is Guidinger Reservoir?
Guidinger Reservoir covers 84.29 acres in Butte County, South Dakota.
What Is the Largest Lake in Butte County?
Belle Fourche Reservoir is the largest lake in Butte County, at 6,106.2 acres.
Largest Lakes in South Dakota
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Lake Oahe | Dewey | 309,912.57 acres | - |
| 2 | Lake Francis Case | Charles Mix | 82,166.92 acres | - |
| 3 | Lake Sharpe | Hughes | 58,419.67 acres | - |
| 4 | Lewis and Clark Lake | Bon Homme | 25,141.99 acres | - |
| 5 | Lake Thompson | Kingsbury | 13,887.93 acres | - |
All 533 South Dakota lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 154897556). Verified October 30, 2026.