Reservoir Levels Weather Hydrology

Bull Run Lake is located in the Mount Hood National Forest near Brightwood, Oregon. The lake, which has a surface area of approximately 6,600 acres, is the primary drinking water source for the city of Portland. The Bull Run Watershed, which includes the lake and surrounding area, was established in 1892 to provide clean water to the growing city. The lake is fed by snowpack from the surrounding mountains and has a controlled release system to maintain water levels. The watershed is managed by the Portland Water Bureau, and access to the lake is limited to approved activities and individuals. There are no agricultural uses in the area, and recreational activities are also limited to protect the water quality. The lake and surrounding area provide habitat for a variety of wildlife, including fish, amphibians, and mammals.

June 14, 2024







Lake Or Reservoir Water Surface Elevation Above Ngvd 1929, Ft 24hr Change 0%
Percent of Normal 100%
Minimum 3,158.68 ft
Maximum 3,181.14 ft
Average 3,176 ft
Dam_Height 55
Hydraulic_Height 53
Drainage_Area 3.9
Year_Completed 1965
Nid_Storage 14500
Structural_Height 57
Surface_Area 445
Hazard_Potential Low
River_Or_Stream BULL RUN RIVER
Dam_Length 150
Primary_Dam_Type Earth
Nid_Height 57

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