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Idaho Fish and Game

Chinook Dam Counts

Bonneville/Lower Granite Dams 
2023/2024 Adult Chinook Salmon Count

Bonneville Dam

From January 1 2024 - July 31, 2024
Date Of Count Daily Adult Count Total to Date This Year Total to Date Last Year 5 Year Average To Date
Jun 16 2,339 129,988 153,026 126,017

Lower Granite Dam

From January 1, 2024 - August 17, 2024
Date Of Count Daily Adult Count Total to Date This Year Total to Date Last Year 5 Year Average To Date
Jun 16 392 52,245 49,181 39,999
Information

To view passage at Bonneville or Lower Granite Dam go to: Corps of Engineers Fish Reporting Site

  • Information on numbers of steelhead crossing the Columbia and Snake River dams is taken from data posted by the United States Army Corps of Engineers, and is updated during the counting season.
  • Counts include wild and hatchery origin fish.