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Archive: 2015
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  • 15-018 Navigation locks on Columbia, Snake rivers close for annual maintenance, repairs

    WALLA WALLA, Wash. – The U.S. Army Corps of Engineers will conduct routine annual inspections, preventative maintenance and repairs at all navigation locks on the Columbia and Snake rivers over the next several weeks.

  • 15-017 Levee maintenance to require temporary trail closures

    WALLA WALLA, Wash. –The paved trail on the north side of Mill Creek -- from Rooks Park to the metal bridge at the Mill Creek Project Office parking lot -- will be temporarily closed to all visitors Monday and Tuesday, March 9-10, from 7:30 a.m.to 3:30 p.m., to accommodate the pruning and mowing of shrubs/grasses on the water side of the federally managed portion of the Mill Creek Levee System, U.S. Army Corps of Engineers operations officials announced today.

  • 15-016 Corps invites public comments on McNary Pool Mosquito Control Activities Licenses FONSI, Environmental Assessment

    WALLA WALLA, Wash. – As part of its environmental stewardship mission, the Walla Walla District of the U.S. Army Corps of Engineers invites public comments until April 2, 2015, on the draft Finding of No Significant Impact (FONSI) and Environmental Assessment (EA) for “Mosquito Control Activities Licenses for Benton County, Franklin County, Columbia and West Umatilla Mosquito Control Districts (MCD).”

  • 15-015 Corps completes Snake-Clearwater rivers maintenance dredging

    LOWER SNAKE RIVER, Washington – The U.S. Army Corps of Engineers today completed maintenance dredging of problem areas of the federal navigation channel and two port berthing areas in the Snake and Clearwater rivers where accumulated sediment had interfered with navigation. Dredging was performed to meet a current immediate need to re-establish the federal navigation channel to its congressionally authorized dimensions of 250 feet wide by 14 feet deep at Minimum Operating Pool (MOP) elevation. Dredging began Jan. 12.

  • 14-014 Dworshak discharge flows to increase overnight

    AHSAHKA, Idaho – Water discharges from Dworshak Dam near Orofino, Idaho, will increase from 5,800 cubic feet per second (c.f.s.) to 9,900 c.f.s. on Saturday, Feb. 14, to manage the reservoir for seasonal flood-control-space objectives, U.S. Army Corps of Engineers water-management staff at the Walla Walla District announced today.

  • 15-013 Lower Granite open for vehicle crossings on Monday holiday; Travelers should plan alternate routes across river at ‘LoMo’ and Little Goose dams

    WALLA WALLA, Wash. – If your upcoming Washington’s Birthday weekend plans include a road trip to visit family and friends on the opposite side of the lower Snake River, you may want to keep in mind that U.S. Army Corps of Engineers dams are closed to cross-dam public vehicle traffic on federal holidays, unless otherwise announced. Lower Granite Lock and Dam, near Pomeroy, Wash., will be open for public vehicle crossings on Washington’s Birthday, Monday, Feb. 16. Two other dams which normally allow crossings will be closed on the holiday -- Little Goose, near Starbuck, Wash.; and Lower Monumental, near Kahlotus, Wash.

  • 15-012 Lower Granite Dam reopens for vehicle crossings

    POMEROY, Wash. – Public vehicle access across Lower Granite Lock and Dam reopened this morning after contractors completed construction of a temporary buttress on one of the bridge pier foundations for the Almota Ferry Road leading to the south-shore entrance across the dam.

  • 15-011 Rainstorms likely to increase streamflows throughout the region; Corps encourages seasonal flood awareness

    WALLA WALLA, Wash. – Mill Creek flows through Walla Walla are expected to increase significantly as a result of a storm system moving through the Pacific Northwest over the weekend. Although flow levels are anticipated to remain well below flood stage, U.S. Army Corps of Engineers staff advise people to use caution around the cold, fast-moving water in Mill Creek and other rivers, streams and creeks throughout the region. The National Weather Service’s Pendleton station announced a “Hydrologic Outlook” for areas in the Blue Mountains to expect precipitation amounts between 1-3 inches from series of warm, wet storm systems moving through the area during the weekend.

  • 15-010 Dworshak discharge flows to fluctuate Feb. 7-12

    AHSAHKA, Idaho – Water discharges from Dworshak Dam near Orofino, Idaho, will temporarily fluctuate during the next week while U.S. Army Corps of Engineers staff performs a series of operational tests on hydroelectric generator unit number 3, officials at the dam announced today.

  • 15-009 Lower Granite Dam closed to vehicle crossings

    POMEROY, Wash. – Public vehicle access across Lower Granite Dam is closed until further notice, U.S. Army Corps of Engineers officials at the Walla Walla District announced today. One of the bridge pier foundations for the Almota-Ferry Road leading to the south-shore vehicle entrance across the dam was compromised yesterday during construction activities of the Juvenile Fish Facility’s primary dewatering structure. Therefore, the Corps restricted use of the bridge to minimize unnecessary risk to the public.