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Title: Velocity Measurements at Six Fish Screening Facilities in the Yakima River Basin, Washington, Summer 1988 : Annual Report.

Technical Report ·
DOI:https://doi.org/10.2172/7013052· OSTI ID:7013052

The Bonneville Power Administration (BPA), the United States Bureau of Reclamation (USSR), and the Washington State Department of Ecology (WDOE) are funding the construction and evaluation of fish passage facilities and fish protection facilities at irrigation and hydroelectric diversions in the Yakima River Basin, Washington State. The program provides offsite enhancement to compensate for fish and wildlife losses caused by hydroelectric development throughout the Columbia River Basin, and addresses natural propagation of salmon to help mitigate the impact of irrigation in the Yakima River Basin. This report evaluates the flow characteristics of the screening facilities. Studies consisted of velocity measurements taken in front of the rotary drum screens and within the fish bypass systems during peak flows. Measurements of approach velocity and sweep velocity were emphasized in these studies; however, vertical velocity was also measured. 5 refs., 18 figs., 15 tabs.

Research Organization:
Pacific Northwest National Lab. (PNNL), Richland, WA (United States)
Sponsoring Organization:
US Bonneville Power Administration
DOE Contract Number:
AC06-76RL01830
OSTI ID:
7013052
Report Number(s):
DOE/BP-01830-4; ON: DE90008448
Country of Publication:
United States
Language:
English