Lakes / Arkansas / Garland County / Lake Ouachita
Lake Ouachita, Arkansas
38,214 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Arkansas
34.61 degrees N, 93.35 degrees W - Garland 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 Lake Ouachita Stacks Up
- Ranks #2 for surface area among the Arkansas lakes counted so far - 38,214 acres.
- The largest lake in Garland County among those counted.
- About 18 miles from Hot Springs, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Hot Springs Reservoir | Garland | 15 mi | 147 acres |
| Dillon Lake | Garland | 17 mi | 25 acres |
| Lake Hamilton | Garland | 18 mi | 6,673 acres |
| Lake Desoto | Garland | 19 mi | 207 acres |
| South Fourche Site One Reservoir | Perry | 20 mi | 165 acres |
| Lake Pineda | Garland | 20 mi | 61 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Lake Ouachita
How Big Is Lake Ouachita?
Lake Ouachita covers 38,214 acres in Garland County, Arkansas.
What Is the Largest Lake in Garland County?
Lake Ouachita is the largest lake in Garland County, at 38,214 acres.
Largest Lakes in Arkansas
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Bull Shoals Lake | Marion | 44,979 acres | - |
| 2 | Lake Ouachita | Garland | 38,214 acres | - |
| 3 | Lake Dardanelle | Johnson | 34,067 acres | - |
| 4 | Greers Ferry Lake | Cleburne | 31,054 acres | - |
| 5 | Beaver Lake | Benton | 28,026 acres | - |
All 623 Arkansas lakes ranked by surface area
Sources: USGS NHD (The National Map NHD MapServer layer 12) named waterbodies FTYPE 390/436; counties via Census point-in-polygon lake data (ID 120031867). Verified October 30, 2026.