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  • 21-033 Dworshak Dam to increase releases for flow augmentation

    AHSAHKA, Idaho – Dworshak Dam releases will increase from 1,500 cubic feet per second (cfs) on Tuesday to the maximum powerhouse capacity of 9,400 cfs by Thursday night. The river will rise approximately 0.5 feet during the flow changes Tuesday night. The river level is then expected to remain in the same range through the end of the week. This increase in releases is being made to support flow augmentation intended to keep the tailwater of Lower Granite at or below 68° F.

  • 21-032 Dworshak Dam continues to refill as flow augmentation season approaches

    AHSAHKA, Idaho –Dworshak Dam releases will remain at 1,600 cubic feet per second (cfs) as the reservoir continues to refill throughout the month. This operation is intended to capture as much water as possible before the start of flow augmentation.

  • 21-030 Dworshak Dam reservoir continues to refill

    AHSAHKA, Idaho –Dworshak Dam releases will remain at 1,600 cubic feet per second (cfs) through mid-June as the reservoir continues to refill. The reservoir elevation will reach approximately 1,580 feet, 20 feet from full pool, on Memorial Day weekend. Water managers will release another announcement regarding Dworshak operations before Father’s Day weekend.

  • 21-027 Dworshak Dam reservoir continues to refill

    AHSAHKA, Idaho –Dworshak Dam will continue minimum releases of 1,600 cubic feet per second (cfs) as the reservoir refills. Discharges are expected to remain at 1,600 cfs until the last week of May. Water managers will release another announcement regarding Dworshak operations before Memorial Day.

  • 21-025 Dworshak Dam has transitioned to refill for the spring

    AHSAHKA, Idaho –Dworshak Dam has decreased discharges to minimum releases of 1,600 cubic feet per second (cfs) as the reservoir enters the spring refill season.

  • 21-022 Dworshak Dam discharges to decrease to minimum flow of 1,600 cfs by April 21

    AHSAHKA, Idaho –Dworshak Dam will be decreasing releases from 7,800 cubic feet per second (cfs) to 1,600 cfs to conserve water for refill. Decreases begin today, April 16, and finish Wednesday, April 21. Fluctuations (up and down) in river flow will be observed April 20 during unit testing. Due to an increase in natural flows, the decreases in Dworshak flows on April 16-19 and 21 are expected to have a minimal impact on water levels.

  • 21-020 Dworshak Dam is cleaning out its Lost and Found

    Ahsahka, Idaho. – The U.S. Army Corps of Engineers at Dworshak Dam and Reservoir is cleaning out this past year’s lost and found items.

  • 21-019 Dworshak Dam discharges to increase to 7,800 cfs for upcoming week

    AHSAHKA, Idaho –Dworshak Dam will be increasing releases from 6,900 cubic feet per second (cfs) to 7,800 cfs to support hatchery releases, which resume Monday, April 12.

  • 21-016 Dworshak Dam discharges to decrease to 6,900 cfs for upcoming week

    AHSAHKA, Idaho –Dworshak Dam will be decreasing releases from 9,700 cubic feet per second (cfs) to 6,900 cfs to conserve water between hatchery releases, which resume Monday, April 12. Current basin conditions and a forecast for slightly below normal precipitation for the next 10 days drive the decrease.

  • 21-014 Dworshak Dam discharges to increase to 9,700 cfs for upcoming week to support hatchery releases

    AHSAHKA, Idaho – Dworshak Dam will be increasing releases to 9,700 cubic feet per second (cfs), to support hatchery releases which begin Wednesday, March 31.