The 1964 Great Alaska Earthquake happened 50 years ago today. It was the largest quake in U.S. history. Watch this interesting video by the U.S. Geological Survey.

https://www.youtube.com/watch?v=lE2j10xyOgI

nbcnews.com 

While a landslide can theoretically occur anywhere there is elevated terrain, some areas of the nation are more prone to the phenomenon than others — like Washington state, where a mudslide destroyed a community and claimed at least 14 lives on Saturday.

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Read further about landslides and Kennecott Copper Mine’s slide last year—likely the largest landslide in modern U.S. history.

wunderground.com

Weather Extremes: Worst Landslides in U.S. History

As Jeff Masters recently blogged the Oso, Washington landslide has taken the lives of at least 14 people and perhaps many more. How does this slide compare to other such events in U.S. history?

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sltrib.com

With geologic hazards along State Road 9 clearly mapped in a new report and a population expanding sixfold in the corridor by 2035, community leaders face tough decisions about development in their scenic, but often dangerous, landscape.

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An informative read on mudslides and the contributing natural factors that cause incidents like the recent Washington State mudslide disaster.

news.nationalgeographic.com

A fatal mudslide in rural northwestern Washington State over the weekend underscores the dangers of this fast-moving natural hazard.

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usgs.gov

Newly released US Topo maps  for Utah now feature a new commercial road data provider. The latest highway, road and street data from HERE has been added to the 1,476 revised US Topo quadrangles for the state.

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my.news.yahoo.com

Not only did John Wesley Powell row down the Colorado River through the Grand Canyon, he did it with only one arm. Before that, he had already fought through a war, walked across Wisconsin and rowed down the Mississippi, the Ohio and the Illinois Rivers. Later in his life, he would direct the US Geological Survey and the Bureau of Ethnology at the Smithsonian Institution. But it was his quest to research the American West that really made him famous as one of America’s most intrepid travelers.

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mesquitecitizen.com

Friends of Gold Butte presented its monthly lecture at the Mesquite Community Theatre on March 19, featuring geologist Marc Deshowitz. Having presented several other lectures on geologic history to the group, Deshowitz was literally brought back by “popular demand” of the audience.

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kutv.com

Two Highland men who sang and danced as they toppled an ancient rock formation in Goblin Valley State Park pleaded guilty to charges reduced from felonies to misdemeanors in an Emery County courtroom Tuesday.

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sltrib.com

A minor earthquake rattled a remote area of north-central Utah’s Wasatch Mountains late Friday morning, but caused no damage to nearby communities.

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Tyler Knudsen, one of our geologists here at Utah Geological Survey, talks about our new publication discussing the geologic hazards of the State Route 9 Corridor.

ksl.com

The state has released a new set of maps designed to tip off developers and homeowners to potential geological hazards in communities near Zion National Park.

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LISTEN TO INTERVIEW with Tyler Knudsen