Upper and middle Snake River flow augmentation is expected to be slightly lower overall. Flow augmentation is required annually under a 2008 biological opinion from National Oceanic and Atmospheric ...
WASHINGTON – Fifty years ago in June, elected officials gathered in Lewiston to celebrate a remarkable feat: With the completion of the Lower Snake River dams, a $1 billion project had effectively ...
Lower Snake River dams now offset 75% of Washington's wind and solar power. Spring Chinook salmon returns rose from 1,105 in 1995 to over 53,000 in 2025. Federal study supports dam retention, citing ...