Lakes / Colorado / La Plata County
Lakes in La Plata County, Colorado
10 lakes counted in La Plata County - the largest is Vallecito Reservoir at 2,603 acres.
10
Lakes Counted
2,603 acres
Largest - Vallecito Reservoir
La Plata County, highlighted, with its largest counted lakes dotted. Outlines from Census boundary data.
All Counted Lakes
| # | Lake | County | Surface Area | Max Depth |
|---|---|---|---|---|
| 1 | Vallecito Reservoir | La Plata | 2,603 acres | - |
| 2 | Electra Lake | La Plata | 804 acres | - |
| 3 | Lemon Reservoir | La Plata | 505 acres | - |
| 4 | Haviland Lake | La Plata | 63 acres | - |
| 5 | Mormon Reservoir | La Plata | 53 acres | - |
| 6 | Pastorius Reservoir | La Plata | 47 acres | - |
| 7 | City Reservoir | La Plata | 40 acres | - |
| 8 | Columbine Lake | La Plata | 34 acres | - |
| 9 | Chapman Lake | La Plata | 26 acres | - |
| 10 | Shalona Lake | La Plata | 26 acres | - |
Sources: USGS National Hydrography Dataset lake data; USGS. Verified October 30, 2026.