Lakes / New Mexico / Eddy County / Flat Lake
Flat Lake, New Mexico
129.48 acres
Surface Area
Where It Sits, and How Deep It Goes
Locator - New Mexico
32.94 degrees N, 104.14 degrees W - Eddy 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 Flat Lake Stacks Up
- Larger than 72% of the 309 lakes counted in New Mexico.
- About 160 miles from Las Cruces, as the crow flies.
Lakes Nearby
| Lake | County | Distance | Surface Area |
|---|---|---|---|
| Jahie Lake | Eddy | 0.6 mi | 97.11 acres |
| Cave Lake | Eddy | 1.7 mi | 44.73 acres |
| Nakee Ishee Lake | Chaves | 2.1 mi | 152.22 acres |
| Buffalo Lake | Chaves | 9.4 mi | 195.16 acres |
| Prichard Lake | Chaves | 14 mi | 26.69 acres |
| Lake Tolliver | Chaves | 15 mi | 32.87 acres |
Straight-line distance between lake centers.
Facts and Figures
Questions About Flat Lake
How Big Is Flat Lake?
Flat Lake covers 129.48 acres in Eddy County, New Mexico.
What Is the Largest Lake in Eddy County?
Salt Lake is the largest lake in Eddy County, at 1,900.53 acres.
Largest Lakes in New Mexico
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Navajo Reservoir | San Juan | 15,363.3 acres | - |
| 2 | Elephant Butte Reservoir | Sierra | 10,908.51 acres | - |
| 3 | Ute Reservoir | Quay | 5,446.35 acres | - |
| 4 | Caballo Reservoir | Sierra | 4,617.43 acres | - |
| 5 | Heron Reservoir | Rio Arriba | 4,497.07 acres | - |
All 309 New Mexico lakes ranked by surface area
Sources: USGS National Hydrography Dataset (The National Map) lake data (ID 65422363). Verified October 30, 2026.