Kanaga

Volcano number:311110
Region:Alaska
Country:United States
Geodetic measurements?Yes
Deformation observation?Yes
Measurement method(s):InSAR
Duration of observation:2004 - 2009
Inferred cause of deformation:Surface deposits
Characteristics of deformation:

Interferograms show subsidence at ~1.5 cm/yr on the western flank of Kanaga that is attributed to thermoelastic contraction of lava flows deposited in 1993 – 1995.

Reference:Lu, Z., and Dzurisin, D., 2014, InSAR imaging of Aleutian volcanoes: Chichester, UK, Springer-Praxis, 390 p.
Reference:U.S. Geological Survey Alaska Volcano Observatory (AVO) website
http://www.avo.alaska.edu/volcanoes/volcinfo.php?volcname=Kanaga
Location:-177.168, 51.923

Photo of Kanaga. Source C. Read, U.S. Geological Survey AVO website