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Lake Elwell (Montana) Sedimentation Survey Report 2021

Published by Bureau of Reclamation | Department of the Interior | Metadata Last Checked: January 06, 2026 | Last Modified: 2025-08-11T15:26:24Z
The Bureau of Reclamation conducted a survey at Lake Elwell in June 2021. Survey data were used to update reservoir topography and compute the present storage-elevation relationship of the reservoir as an area-capacity (ACAP) table. This document is a survey report that details the methods used to collect data and compute elevation-area-capacity relations for Lake Elwell. The report also discusses survey analysis and findings.

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