Images

Dr. Starin Fernanda, Geological Survey & Mines Bureau of Sri Lanka, taking measurement of height of tsunami, indicated by gouge mark in tree from debris carried by the tsunami.

Dr. Starin Fernanda, Geological Survey & Mines Bureau of Sri Lanka, preparing a trench for sampling of tsunami deposit. Leaves on the surface days or weeks after the tsunami and blanket the sand deposited by the tsunami.

Tsunami sand deposit at Nilaveli Beach on the northeastern coast of Sri Lanka following the December 26th, 2004 earthquake and tsunami in the Indian Ocean. The sand deposited by the tsunami is light colored and overlies a pre-tsunami darker sandy soil.

Dr. Starin Fernanda, Geological Survey & Mines Bureau of Sri Lanka, preparing a trench for sampling of tsunami deposit. Leaves on the surface days or weeks after the tsunami and blanket the sand deposited by the tsunami.

Car transported by the 2004 tsunami in Sri Lanka.

Car transported by the 2004 tsunami in Sri Lanka.

On January 10, 2005, a landslide struck the community of La Conchita in Ventura County, California, destroying or seriously damaging 36 houses and killing 10 people. For a USGS rerpot on this event, please see USGS Open-file report, "Landslide Hazards at La Conchita, California."

Dome within Mount St. Helens' crater viewed from the west. January 2005.

Dome within Mount St. Helens' crater viewed from the southeast. January 2006

North end of Mount St. Helens' new dome, as seen from the east.

Mount St. Helens' new dome, from the south. Orange speck in the center of the photo is a portable telemetered "spider." January 2005.

Spider, a portable box enclosing volcanic activity monitoring equipment (orange box), resting on Mount St. Helens' dome, viewed from the south.

Dome within Mount St. Helens' crater, January 2005, aerial view from the east.

Steam plume rising from Mount St. Helens, viewed from the northwest.

Dome within Mount St. Helens' crater, aerial view from the south.

MavicPro drone screenshot of aerial image taken above the fissure 8 lava channel. Overflows are threatening homes along Nohea and Luana Streets in Leilani Estates subdivision.

USGS-CVO staff advises officials and emergency managers about Mount St. Helens volcanic activity in 2004.

Dome within Mount St. Helens crater, aerial view from from the northwest.

Glacier uplift within Mount St. Helens' crater with new dome growth, viewed from the east. December 28, 2004.

Aerial, Mount St. Helens' crater and dome from the southeast.

Dome within Mount St. Helens' crater viewed from the east December 2004.