Google Earth

Recent posts

Mapping 2011 Earthquakes

This 2011 earthquakes map, rendered in Google Earth, shows just how rare seismic events are on the East Coast: 

View larger version

UPDATE: Adding historical data I discover…

This map shows earthquake hazards in various parts of the country: 

The resulting maps are derived from seismic hazard curves calculated on a grid of sites across the United States that describe the frequency of exceeding a set of ground motions.

View larger version

This map uses symbols and colors to visualize the “seismicity” of the lower 48 states:  

Source: USGS

Filed under: earthquake, gis, Google Earth

Mapping Three Decades of Japanese Earthquakes

Using data collected by the U.S. Geological Survey, anyone can download historical data on earthquakes across the globe in various formats. Here’s a screenshot in Google Earth from a KML file downloaded today. It shows 30 years of earthquakes — in this extent focused on Japan — with colors representing depth and bubble size representing magnitude. (This obviously looks better in Google Earth):

Here’s an interactive version of the KML data uploaded to Google Fusion Tables:

View larger version | Source: USGS | Download the data

Filed under: Fusion Tables, Google Earth, Maps