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Helena Valley Dam

Helena Valley Dam, Montana
Related Projects & Facilities
Helena Valley Unit
Related Links
Current Levels, Helena Valley Reservoir
Schedule of Proposed NEPA Actions
Helena Valley Fishing Guide, Mont. FW&P
Helena Valley Reservoir at Recreation.gov
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RegionFacilities in Great Plains | Great Plains Home Page
CountyLewis and Clark
ProjectHelena Valley Unit, Pick-Sloan Missouri Basin Program
Dam TypeZoned earthfill
Reservoir Helena Valley
WatercourseTenmile Creek Tributary
LocationApproximately 8 miles northeast of Helena, Montana and 3.5 miles west of Canyon Ferry Dam.
Original Construction1957-1958
Modified Construction 1981: Existing dam embankment modified to stabilize foundation and downstream toe. Relief wells constructed and downstream drainage channel lowered.
National ID NumberMT00743

Last updated: Mar 29, 2013