Lakes / New Mexico / San Juan County
Lakes in San Juan County, New Mexico
15 lakes counted in San Juan County - the largest is Navajo Reservoir at 15,363.3 acres.
15
Lakes Counted
15,363.3 acres
Largest - Navajo Reservoir
San Juan County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Navajo Reservoir | San Juan | 15,363.3 acres | - |
| 2 | Morgan Lake | San Juan | 1,257.32 acres | - |
| 3 | Juans Lake | San Juan | 338.78 acres | - |
| 4 | Beeline Reservoir | San Juan | 211.31 acres | - |
| 5 | Long Lake | San Juan | 149.75 acres | - |
| 6 | Tocito Lake | San Juan | 131.95 acres | - |
| 7 | Black Lake | San Juan | 111.2 acres | - |
| 8 | Black Lake | San Juan | 104.28 acres | - |
| 9 | Captain Tom Reservoir | San Juan | 71.46 acres | - |
| 10 | Jackson Lake | San Juan | 66.29 acres | - |
| 11 | Meadows Reservoir | San Juan | 63.01 acres | - |
| 12 | Cutter Reservoir | San Juan | 54.34 acres | - |
| 13 | Youngs Lake | San Juan | 41.76 acres | - |
| 14 | Toadlena Lake | San Juan | 38.55 acres | - |
| 15 | Little White Cone Lake | San Juan | 32.12 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.