Jackson Gulch Reservoir Reservoir Report

Last Updated: November 13, 2025

Get the latest Reservoir Report, Water Levels, and Weather Forecast for Jackson Gulch Reservoir in Jackson Gulch Reservoir is a man-made lake located in the San Juan National Forest of southwestern Colorado. Updated daily.


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The reservoir was built in 1960 by the U.S. Bureau of Reclamation for the purpose of storing water for irrigation, municipal, and industrial use. The reservoir is fed by snowmelt and surface water runoff from the surrounding mountains, and is also supplemented by the nearby San Juan River. The watershed of the reservoir is approximately 16 square miles, with most of the water coming from the Dolores River. The reservoir is also used for recreational purposes, including fishing, boating, and camping. The area is also known for its winter sports, with nearby ski resorts providing ample snowpack for skiing and snowboarding. The reservoir is an important water source for the surrounding agricultural communities, and supports a variety of crops including hay, alfalfa, and corn.

Storage 24hr Change -0.11%
Percent of Normal 121%
Minimum 2.0 acre-ft
1979-08-29
Maximum 35,670.0 acre-ft
1960-04-23
Average 4,366 acre-ft
Nid_Height 180
Hydraulic_Height 160
Drainage_Area 1
Year_Completed 1948
Dam_Height 180
Structural_Height 180
River_Or_Stream WEST MANCOS RIVER OS
Primary_Dam_Type Earth
Foundations Rock
Surface_Area 217
Hazard_Potential High
Nid_Storage 9950
Dam_Length 1900

Reservoir Stats

       
Seasonal Comparison
Storage Levels
Storage Levels
Pool Elevation Levels
Total Release Levels
Inflow Levels

Weather Forecast