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Regional tsunami hazard assessment for the communities of Kasaan, Klawock,...
We assess potential tsunami hazards for six communities in Southeast Alaska: Kasaan, Klawock, Metlakatla, Pelican, Point Baker, and Port Protection. These communities have no... -
Surficial geologic map of the Shaktoolik area, Norton Bay Quadrangle, Alaska
This 1:50,000 scale geologic map describes the distribution of unconsolidated deposits, identifies local geologic hazards, and provides information about the depositional... -
Data from in-situ landslide monitoring, Trinity County, California
We performed hourly monitoring of conditions at the Two Towers landslide located in northern California near the town of Zenia. Monitored conditions included rainfall,... -
Map of slope-failure locations in Puerto Rico after Hurricane María
In Puerto Rico, tens of thousands of landslides, slumps, debris flows, rock falls, and other slope failures were triggered by Hurricane María, which made landfall on 20... -
Airborne electromagnetic and magnetic survey, Yukon Crossing to Fox profile,...
Alaska Division of Geological & Geophysical Surveys, in conjunction with the University of Alaska Fairbanks, Institute of Northern Engineering, Water and Environmental... -
Photogrammetry-derived orthoimagery and elevation for Napakiak, Alaska,...
The Alaska Division of Geological & Geophysical Surveys (DGGS) collected low-altitude aerial images from an unmanned aerial vehicle (UAV) on June 30, 2021 and used... -
Results from frequency-ratio analyses of soil classification and land use...
To better understand factors potentially contributing to the occurrence of rainfall-induced landslides in Puerto Rico, we evaluated the locations of landslides there following... -
Photogrammetric digital surface models and orthoimagery for the continuous...
Aerial photographs of the coastline from Newtok to Nightmute were collected on May 7, 2016. The photographs were processed using Structure-from-Motion (SfM) photogrammetric... -
Regional tsunami hazard assessment for Shemya, Alaska
We assess potential tsunami hazards for Eareckson Air Station on Shemya Island, Alaska. The primary tsunami hazard for this installation is considered to be near-field, with the... -
Photogrammetric data of the Haines Highway corridor: May 26, 2014
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) produced an orthorectified aerial optical image mosaic (orthoimage) and digital surface model over an... -
Map data from landslides triggered by Hurricane Maria in three study areas...
In late September 2017, intense precipitation associated with Hurricane Maria caused extensive landsliding across Puerto Rico. Much of the Lares municipality in central-western... -
Rock mass quality and structural geology observations in Glacier Bay...
Subaerial and submarine landslides adjacent to, and within, Glacier Bay, Glacier Bay National Park and Preserve (GBNPP), Alaska pose a threat to the public because of their...