Image:St Helens April 10, 1980.jpg
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St_Helens_April_10,_1980.jpg (543 × 353 pixel, file size: 53 KB, MIME type: image/jpeg)
On March 20, 1980, after a quiet period of 123 years, earthquake activity once again began under the Mount St. Helens volcano. Seven days later, on March 27, small phreatic (steam) explosions began. This USGS/CVO photograph was taken from the northeast on April 10, 1980. By Donald A. Swanson.
This image is a work of a United States Geological Survey employee, taken or made during the course of the person's official duties. As a work of the United States Government, the image is in the public domain. For more information, see the USGS copyright policy.
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- (del) (cur) 02:09, 23 May 2004 . . Maveric149 ( Talk | contribs) . . 543×353 (53,781 bytes) ( USGS image from [http://vulcan.wr.usgs.gov/Volcanoes/MSH/SlideSet/ljt_slideset_old.html]<br><br>{{msg:PD}})
- (del) (rev) 02:09, 23 May 2004 . . Maveric149 ( Talk | contribs) . . 543×353 (53,781 bytes) ( USGS image from [http://vulcan.wr.usgs.gov/Volcanoes/MSH/SlideSet/ljt_slideset_old.html]<br><br>{{msg:PD}})
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Category: USGS images