Geologic Hazards
Oso Landslide Update
The Oso Landslide death toll is now up to 29. This is one of the worst natural hazard disasters I can remember in recent times. First and foremost I think should be the memories of […]
Washington
Geologic Hazards
Tragic mudslide in Washington kills at least 8
A massive mudslide occurred on Saturday in Snohomish County, about 30 miles north northeast of Seattle, east of Arlington in the town of Oso. It has killed 8 people and at least 12 are still […]
Press Releases
Washington DNR Releases Preliminary Report on Whidbey Island Landslide
Onsite Visit Leads To Ledgewood-Bonair Landslide Quick Report OLYMPIA – The Washington State Department of Natural Resources Division of Geology & Earth Resources has released their quick report on the Whidbey Island “Ledgewood-Bonair” landslide that […]
Project Related
Challenging core recovery in residential area
Specialty geotechnical drillers Crux Subsurface, Inc. of Spokane, WA has been working on a challenging project in a residential neighborhood in Bellevue, Washington. Their work is in support of a King County project to upgrade […]
Geologic Hazards
New Route Chosen around Nile Valley Landslide in Washington
The new route for Washington State Route 410 will go around the toe of the Nile Valley landslide. The 2009 Nile Valley landslide blocked the highway and diverted the Naches River. The DOT selected the […]
Geologic Hazards
Pacific Northwest Rain, Flooding and Landslides
The Pacific Northwest has been hit by some heavy rainfall and associated flooding and landslides. Here are a few links that may be of interest. Softening rain, hard reminders – Source: OregonLive.com Report landslides to […]
Project Related
King County, WA sues contractor on $1.8B Brightwater Sewer Project for cost and schedule overruns
Current projections put the project completion 35-months behind schedule because of problems with a portion of the TBM constructed tunnel. The County is suing for $74M in damages associated with the delays. This massive sewer […]
Geologic Hazards
Nile Landslide Destroys Large Stretch of Washington SR 410
A massive landslide has destroyed at least a quarter-mile of State Route 410 in Washington State, about 10 miles from Naches in Yakima County. It has also damaged about 12 structures including residential homes and quarry buildings and diverted the Naches River. The media has been referring to it as the Naches Slide, but the personnel from the Washington Department of Natural Resources, Division of Geology and Earth Resources who have began investigating the slide as well as WSDOT are calling it the Nile Landslide. (Photo by WAStateDNR-DoGaER)
Click through for photos and videos. For more info on the slide, check out the Sliding Thought Blog, an unofficial blog by Isabelle Sarikhan of the WAStateDNR – Division of Geology and Earth Resources “aka” the Washington Geologic Survey. She’s been actively investigating the slide along with some colleagues.