Wind
Humidity
Granby Reservoir is a man-made lake located in Grand County, Colorado.
The reservoir was created in 1950 when the Granby Dam was constructed across the Colorado River. The primary purpose of the reservoir is to provide water for irrigation, municipal, and industrial uses. The hydrology of the reservoir is dominated by snowmelt, and the surface flow is primarily from the Fraser River and other tributaries. The snowpack providers for the area include the Rocky Mountains, which are a primary source of snow and rainfall. The reservoir also supports recreational activities like fishing, boating, and camping. In recent years, the reservoir has experienced some challenges due to drought and low snowpack levels, which have impacted agricultural and recreational activities.
| Storage 24hr Change | -0.15% |
| Percent of Normal | 111% |
| Minimum |
87,259.0 acre-ft
1978-04-16 |
| Maximum |
540,120.0 acre-ft
1962-07-13 |
| Average | 312,247 acre-ft |
| Nid_Height | 298 |
| Hydraulic_Height | 221 |
| Drainage_Area | 187 |
| Year_Completed | 1949 |
| Dam_Height | 298 |
| Structural_Height | 298 |
| River_Or_Stream | COLORADO RIVER |
| Primary_Dam_Type | Earth |
| Foundations | Rock |
| Surface_Area | 7260 |
| Hazard_Potential | High |
| Nid_Storage | 539760 |
| Dam_Length | 880 |
| Location | Reservations | Toilets |
|---|---|---|
Sunset Point
|
||
Stillwater
|
||
Cutthroat Bay Group Campground
|
||
Green Ridge Campground
|
||
Green Ridge
|
||
Highway 4 Pullout Dispersed camping
|
Headwaters To Ends 0.5 Miles Away From Trail Ridge Road
Headwaters To Ends 0.5 Miles Upstream From End Of County Hwy 115
Begins 0.5 Miles Upstream From End Of County Hwy 115 To Eastern Boundary Of Rocky Mountain National Park
Begins 0.5 Miles Away From Trail Ridge Road To Ends Where River Segment Exits Rocky Mountain National Park
Headwaters To Ends 0.5 Miles Upstream From End Of Fern Lake Road
Begins 0.5 Miles Upstream From End Of Fern Lake Road To Eastern Boundary Of Rocky Mountain National Park