Physical Characteristics
Area
883.44 square miles
2,288.11 square kilometers
Elevation
Minimum: 4,401 ft 1,341 m
Maximum: 9,958 ft 3,035 m
Range: 5,557 ft 1,694 m
Mean: 6,700 ft 2,042 m
Major Tributaries
Beaver Creek Little Bear River
Blacksmith Fork Logan River
Davenport Creek
Click a region on the map
to see a description.
Major Waterbodies
| Waterbody | ha | km² | mi² | acre |
| Crescent Lake | 4.47 | 0.04 | 0.02 | 11.06 |
| Cutler Reservoir | 990.00 | 9.90 | 3.82 | 2,446.36 |
| Dry Lake | 29.67 | 0.30 | 0.11 | 73.32 |
| Horse Lake | 2.87 | 0.03 | 0.01 | 7.09 |
| Hyrum Reservoir | 172.76 | 1.73 | 0.67 | 426.90 |
| Pelican Pond | 12.54 | 0.13 | 0.05 | 30.98 |
| Porcupine Reservoir | 69.78 | 0.70 | 0.27 | 172.42 |
| Providence Lake | 1.60 | 0.02 | 0.01 | 3.97 |
| Steam Mill Lake | 2.67 | 0.03 | 0.01 | 6.60 |
| Tony Grove Lake | 10.15 | 0.10 | 0.04 | 25.08 |
| Wellsville Reservoir | 5.56 | 0.06 | 0.02 | 13.74 |
| White Pine Lake | 4.49 | 0.04 | 0.02 | 11.09 |