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New USGS Model Shows Earthquake Hazard Probability for Hawaiian Islands

A new U.S. Geological Survey study indicates that the Hawaiian Islands, especially the Island of Hawaiʻi and neighboring islands with active volcanic...

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Magnitude 7.2 Earthquake in Haiti

A magnitude 7.2 (M 7.2) earthquake struck Haiti on August 14, 2021, at 8:29 am local time (August 14, 2021 12:29 UTC).

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10-Year Anniversary of US’s Most Widely Felt Earthquake

Ten years ago, in the early afternoon of August 23, 2011, millions of people throughout the eastern U.S. felt shaking from a magnitude 5.8 earthquake...

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Down to Earth: Complexities of Geology Affect Nuclear Electromagnetic Pulse Hazard 

Geoelectric hazards generated by a nuclear explosion at the outer edge of Earth’s atmosphere can be strongly affected by the electrical conductivity...

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Women of Hazards Featured During Women’s History Month on @USGS_Quakes Instagram

For Women’s History Month in March 2021 the @USGS_Quakes Instagram featured dozens of photos of female earthquake scientists and shout-outs with the...

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Post-wildfire Landslides Becoming More Frequent in Southern California

Southern California can now expect to see post-wildfire landslides occurring almost every year, with major events expected roughly every ten years, a...

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How Often Do Rainstorms Cause Debris Flows in Burned Areas of the Southwestern U.S.?

In the SW U.S., wildfires and intense rainfall are both common occurrences. In burned areas, short bursts of heavy rain over steep terrain can produce...

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Bond Fire Debris Flows, California: January 25 and 28, 2021

A new geonarrative (Esri Story Map) summarizes the debris flows that were caused by a rainstorm following the Bond Fire in California.

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Post-Wildfire Debris Flow Awareness

Post-wildfire hazards in Colorado can be as dangerous as the fires themselves.

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2019 Ridgecrest, California Earthquake Sequence Geonarrative

A new geonarrative (Esri Story Map) summarizes the USGS response and findings after the M6.4 on July 4 and M7.1 on July 6, 2019 in Searles Valley...

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Now Trending…Earthquakes

The earth isn’t the only thing shaking after an earthquake.

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ShakeOut 2020: Staying Safe When the Ground Starts to Rumble

When the ground shakes, what do you do? ShakeOut 2020:  Drop, Cover, and Hold On!

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