Tag: Dworshak Dam
  • Dworshak Visitor Center schedule to change in March

    AHSAHKA, Idaho – Dworshak Dam Visitor Center is announcing some upcoming temporary closures and cancellations. These closures are to accommodate staff training requirements and attendance at the Big Horn Show in Spokane, Washington.
  • 23-032 Dworshak Dam releases to decrease to minimum flow this weekend

    AHSAHKA, Idaho – Dworshak Dam is currently releasing 2,300 cubic feet per second (cfs). Flows will begin decreasing on the evening of Saturday, May 27 to be in the approximate range of 1,400-1,600 cfs. Operations to decrease discharge to minimum flow at Dworshak will occur simultaneously with decreasing natural flows and are expected to result in the Clearwater River near Peck decreasing by less than a foot.
  • Dworshak Dam increases discharge to cool river temperatures

    Due to increased temperatures, Dworshak Dam will be increasing their releases to support flow augmentation intended to keep the tailwater of Lower Granite Lock and Dam at or below 68 F.
  • 22-047 Dworshak Dam to decrease outflow over next several days

    AHSAHKA, Idaho – Flows are receding in the Clearwater Basin, including the North Fork of the Clearwater above Dworshak. Due to receding flows Dworshak will be reducing outflow to minimize overall mainstem flow in the Clearwater, reduce Total Dissolved Gas (TDG), and start the final fill process for recreation.
  • 22-044 Dworshak Dam to Increase to 25,000 cubic feet per second due to heavy rain and snowmelt

    AHSAHKA, Idaho – Dworshak Dam is currently releasing approximately 20,200 cubic feet per second (cfs) and will be increasing outflow to 25,000 cfs over the afternoon of Sunday June 12, 2022.
  • 22-033 Dworshak Dam releases to increase to balance refill with remaining snowpack

    AHSAHKA, Idaho – Dworshak Dam will be slowly increasing releases this week from 5,600 cubic feet per second (cfs) to the approximate range of 7,500 cfs. Operations at Dworshak will change the height of the Clearwater River downstream of the dam by less than a foot, gradually, across a one-day period.
  • 22-023 Dworshak Dam Adjusting Flow for Second Half of the Month

    AHSAHKA, Idaho –Dworshak Dam is currently discharging 9,500 cubic feet per second (cfs) to support local hatchery releases. Discharges will remain steady for the duration of next week before increasing to 14,500 cfs on the morning of the April 21 for regulating outlet functional test. The evening of April 21 the project will gradually start decreasing flows over the following days down to 4,700 cfs to continue filling.
  • 22-004 Corps investigates steelhead mortalities at Dworshak Dam

    OROFINO, Idaho – In late December 2021, Idaho Department of Fish and Game notified U.S. Army Corps of Engineers Walla Walla District officials of reports of numerous dead steelhead downstream of Dworshak Dam. Upon their investigation it was confirmed that approximately 30 deceased adult steelhead trout were visible in Dworkshak’s downstream channel.
  • 21-059 Dworshak Dam releases to fluctuate between 1,600 and 6,000 cfs in November

    AHSAHKA, Idaho –Dworshak Dam releases will remain at 1,600 cubic feet per second (cfs) through Nov. 14 as the reservoir continues its winter fill. The current reservoir elevation is approximately 1,518 feet and the maximum allowable elevation by the end of December is approximately 1,559 feet.
  • 21-051 Dworshak Dam Visitor Center to change hours after Labor Day weekend

    AHSAHKA, Idaho. – With schools starting up and the summer recreation season winding down, Dworshak Dam’s Visitor Center hours of operation and boat ramp availabilities are changing.