Reservoir Levels Weather Hydrology

Granby Reservoir is a man-made lake located in Grand County, Colorado. The reservoir was created in 1950s following the construction of Granby Dam on the Colorado River. The primary function of Granby Reservoir is to provide water for hydroelectric power generation, agricultural irrigation, and domestic use. The reservoir is fed by several streams including the Fraser River, Willow Creek, and Lake Granby. The surface area of the reservoir is approximately 8,290 acres, and it has a capacity of 539,758 acre-feet. Snowmelt and runoff from the Rocky Mountains serve as the primary source of water for the reservoir. Granby Reservoir also serves as a popular recreational destination for fishing, boating, camping, and hiking.

June 15, 2024







Storage 24hr Change 0.48%
Percent of Normal 130%
Minimum 87,259 acre-ft
Maximum 540,120 acre-ft
Average 406,825 acre-ft

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Hutton Lake National Wildlife Refuge

Hutton Lake National Wildlife Refuge is located in the state of Colorado and was established in 1932 to provide a habitat for migratory birds. It is a popular destination for birdwatchers, hikers, and nature enthusiasts. One of the main reasons to visit Hutton Lake National Wildlife Refuge is to experience the natural beauty of the area. The refuge is home to a diverse range of wildlife, including over 200 species of birds, elk, deer, and other animals. Visitors can also enjoy hiking, fishing, and wildlife viewing opportunities. Some of the specific points of interest to see at Hutton Lake National ...