Lakes / Texas / Menard County / Soil Conservation Service Site 18a Reservoir
Soil Conservation Service Site 18a Reservoir, Menard County, Texas
58.07 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - Texas
31.07 degrees N, 99.67 degrees W - Menard County. State and county outlines drawn from Census boundary data; the lake marker is placed by its Texas Parks and Wildlife Department coordinates, not by eye. Schematic - not a survey map.
How Soil Conservation Service Site 18a Reservoir Stacks Up
- Larger than 54% of the 1,641 lakes counted in Texas.
- The largest lake in Menard County among those counted.
- About 127 miles from Austin, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Soil Conservation Service Site 19 Reservoir | Concho | 2.0 mi | 44.73 acres |
| Soil Conservation Service Site 14 Reservoir | McCulloch | 5.5 mi | 25.45 acres |
| Soil Conservation Service Site 20 Reservoir | Concho | 6.2 mi | 45.96 acres |
| Soil Conservation Service Site 21 Reservoir | Concho | 9.8 mi | 57.82 acres |
| Soil Conservation Service Site 27 Reservoir | Concho | 11 mi | 32.87 acres |
| Reservoir Number Five | McCulloch | 11 mi | 47.44 acres |
Straight-line distance between lake centers.
Facts and Figures
Deepest Natural Lakes in Texas
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Amistad Reservoir | Val Verde | 64,900 acres | 217 ft |
| 2 | Comanche Creek Reservoir | Pecos | 3,272 acres | 125 ft |
| 3 | Belton Lake | Bell | 12,385 acres | 124 ft |
| 4 | O. H. Ivie Reservoir | Concho | 19,149 acres | 119 ft |
| 5 | Stillhouse Hollow Lake | Bell | 6,429 acres | 107 ft |
All 107 Texas lakes ranked by depth
Largest Lakes in Texas
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Toledo Bend Reservoir | Sabine | 181,600 acres | 110 ft |
| 2 | Sam Rayburn Reservoir | San Augustine | 114,500 acres | 80 ft |
| 3 | Lake Livingston | San Jacinto | 90,000 acres | 77 ft |
| 4 | Falcon Reservoir | Zapata | 80,555.4 acres | - |
| 5 | Amistad Reservoir | Val Verde | 64,900 acres | 217 ft |
All 1,641 Texas lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 103111306). Verified October 30, 2026.