MSH80 bulge on north side 04-27-80

Författare/Upphovsman:

Peter Lipman

Kreditera:

CVO Photo Archives Mount St. Helens: A General Slide Set

Kort länk:

https://sewiki.info/b/2de08

Källa:

Wikimedia Commons

Upplösning:

2958 x 1977 Pixel (3684489 Bytes)

Beskrivning:

A "bulge" developed on the north side of Mount St. Helens as magma pushed up within the peak. Angle and slope-distance measurements to the bulge indicated it was growing at a rate of up to five feet (1.5 meters) per day. By May 17, part of the volcano's north side had been pushed upwards and outwards over 450 feet (135 meters). The view is from the northeast.

Licens:

Public domain

Licenskommentaren:

This image is in the public domain in the United States because it only contains materials that originally came from the United States Geological Survey, an agency of the United States Department of the Interior. For more information, see the official USGS copyright policy.