Dome within Mount St. Helens' crater from Johnston Ridge Observatory
Dome within Mount St. Helens' crater from Johnston Ridge ObservatoryDome within Mount St. Helens' crater viewed from the Johnston Ridge Observatory (JRO).
An official website of the United States government
Here's how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Explore images.
Dome within Mount St. Helens' crater viewed from the Johnston Ridge Observatory (JRO).
Dome within Mount St. Helens' crater viewed from the Johnston Ridge Observatory (JRO).
Mount St. Helens' crater and dome from the east.
Mount St. Helens' crater and dome from the east.
Mount St. Helens and Mount Rainier, aerial view toward the north.
Mount St. Helens and Mount Rainier, aerial view toward the north.
Gary Barton (USGS) and Jeff Laufle (U.S. Army Corps of Engineers) carried out a particle size analysis of the surface riverbed material on the right bank (facing downstream) of the Snake River about three miles below Ice Harbor Dam near Burbank, WA.
Gary Barton (USGS) and Jeff Laufle (U.S. Army Corps of Engineers) carried out a particle size analysis of the surface riverbed material on the right bank (facing downstream) of the Snake River about three miles below Ice Harbor Dam near Burbank, WA.
Mount St. Helens' dome from the Sugar Bowl remote camera. Image has been converted to black/white for clarity.
Mount St. Helens' dome from the Sugar Bowl remote camera. Image has been converted to black/white for clarity.
Glacier uplift against the south crater wall caused by compression of growing dome in Mount St. Helens crater. November 29, 2005
Glacier uplift against the south crater wall caused by compression of growing dome in Mount St. Helens crater. November 29, 2005
USGS scientists on Mount St. Helens' crater rim setting up new camera station ("Brutus") to look at the new dome. The camera station is to be manned manually, weather and eruption permitting.
USGS scientists on Mount St. Helens' crater rim setting up new camera station ("Brutus") to look at the new dome. The camera station is to be manned manually, weather and eruption permitting.
Evening view of Mount St. Helens from the Johnston Ridge Observatory (JRO).
Evening view of Mount St. Helens from the Johnston Ridge Observatory (JRO).
Aerial view, Mount St. Helens crater and dome, with new growth, from the northwest.
Aerial view, Mount St. Helens crater and dome, with new growth, from the northwest.
Growing lava dome within Mount St. Helens' crater viewed from the west. November 2005
Growing lava dome within Mount St. Helens' crater viewed from the west. November 2005
Photogeologic map of Mount St. Helens dome. Photograph annotated with identified features within the volcano's crater. November 29, 2004.
Photogeologic map of Mount St. Helens dome. Photograph annotated with identified features within the volcano's crater. November 29, 2004.
Mount St. Helens' new dome, from the northwest. November 2004.
Mount St. Helens' new dome, from the northwest. November 2004.
USGS scientists on Mount St. Helens' crater rim looking down on dome. The new part of the dome is to the left, the 1980-86 dome is below the scientists on the right.
USGS scientists on Mount St. Helens' crater rim looking down on dome. The new part of the dome is to the left, the 1980-86 dome is below the scientists on the right.
Mount St. Helens new lava dome as seen from the north-northeast.
Mount St. Helens new lava dome as seen from the north-northeast.
Mount St. Helens dome from the south. November 2005
Mount St. Helens dome from the south. November 2005
Mount St. Helens' new growth as seen from the south-southeast.
Mount St. Helens' new growth as seen from the south-southeast.
Aerial view, Mount St. Helens crater and dome, with new growth, from the northeast.
Aerial view, Mount St. Helens crater and dome, with new growth, from the northeast.
Dome within Mount St. Helens' crater, aerial view from the east.
Dome within Mount St. Helens' crater, aerial view from the east.
Mount St. Helens' crater and lava dome, as seen from the south.
Mount St. Helens' crater and lava dome, as seen from the south.
Mount St. Helens dome as seen from Sugar Bowl, on the northeast flank. November 2005
Mount St. Helens dome as seen from Sugar Bowl, on the northeast flank. November 2005