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Bed material grain size distributions for surficial samples from Iron Gate, Copco, and J.C. Boyle Reservoirs

Published by U.S. Geological Survey | Department of the Interior | Catalog Last Checked: May 05, 2026 at 09:58 PM | Dataset Last Updated: September 06, 2022 at 12:00 AM
This product summarizes the collection and analysis of bed material sample grain size distribution collected from the Iron Gate, Copco, and J.C. Boyle Reservoirs located in Northern California and Southern Oregon on the Klamath River. Samples were collected on June 16, 2020 from cores (less than 1m depth) and processed for the full size distribution.

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