Nepal, April 2015: Magnitude 7.8 Main Shock and Magnitude 6.7 Aftershock


We actually do still record the old-style “paper on a rotating drum” seismograms at Weston Observatory.

Note, however, how much higher-quality the modern digital recordings are (see below). This makes it possible to learn much, much more about the earthquakes than we used to be able to.




USGS Tectonic Summary
2015-04-26 07:09:10 (UTC)
19km (12mi) SSE of Kodari, Nepal
Magnitude 6.7
depth=17.3 km (10.7 mi)

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out / Change )

Twitter picture

You are commenting using your Twitter account. Log Out / Change )

Facebook photo

You are commenting using your Facebook account. Log Out / Change )

Google+ photo

You are commenting using your Google+ account. Log Out / Change )

Connecting to %s

%d bloggers like this: