Tiltmeter analysis of Mount St. Helens, Skamania County, Washington
Mount St. Helens returned to an active eruptive state March 20, 1980. Since then explosive and dome building eruptions have caused major topographic changes to the mountain and surrounding drainages. Monitoring of the southern side of the mountain by six tiltmeters at distances between 6 km and 12 k...
Main Author: | |
---|---|
Format: | Others |
Published: |
PDXScholar
1984
|
Subjects: | |
Online Access: | https://pdxscholar.library.pdx.edu/open_access_etds/3360 https://pdxscholar.library.pdx.edu/cgi/viewcontent.cgi?article=4366&context=open_access_etds |