Earthquake Engineering Research Institute
Learning From Earthquakes

Compiled Ground Failure Data from the California Geological Survey

  CGS is currently using Collector for ArcGIS on behalf of the Clearinghouse to acquire data on surface fault rupture, landslides, and liquefaction. Data are being downloaded from ArcGIS Online (AGOL), by python script, every hour and being converted to KMZs and GeoJSONs. These files, along with a geodatabase, is being zipped, timestamped, and place on http://gmw.conservation.ca.gov/CGS_Emergency_Responses/ for you to download and […]

News Articles

Check out this extensive coverage from the Los Angeles Times here, including a story of EERI members Martin Hudson (M.EERI,1994) and Kenneth Hudson (M.EERI,2018) surveying damages in Trona. Californians’ alert apps didn’t sound for 2 big earthquakes. Why not? (New York Times) Opinion: We thought we lived on solid ground. California’s earthquakes changed that. (New York Times) Big […]

IRIS Event Page

http://ds.iris.edu/ds/nodes/dmc/specialevents/2019/07/04/central-california/ http://ds.iris.edu/spud/event/11058875  

UNAVCO Event Page and Data Links

Results from Borehole Seismic, Borehole Strainmeter, and GPS/GNSS instrumentation as well as a discussion of geodetically derived magnitude estimates can be viewed at: https://www.unavco.org/highlights/2019/ridgecrest.html Borehole Seismic and Borehole Strainmeter Data BSM sites on the Base include: B916, B917, B918, B921 Borehole Seismic: https://www.unavco.org/data/strain-seismic/seismic-data/seismic-data.html And also at IRIS: http://ds.iris.edu/mda/PB/ Borehole Strainmeter: https://www.unavco.org/data/strain-seismic/bsm-data/bsm-data.html GNSS Data Real-Time GPS Map with links to […]