Images

Mount St. Helens dome and jumbled glacier from the south. October 2005

South side of Mount St. Helens lava dome, glacier (cracked snowy surface in foreground at base of dome) is being uplifted due to increase in activity. October 2, 2004.

Plume within Mount St. Helens' crater, October 1, 2004 at 12:03:23 PDT.

Plume within Mount St. Helens' crater, October 1, 2004 at 12:03:32 PDT.

Plume/crater image of Mount St. Helens October 1, 2004 at 12:08:38 PDT.

Plume/crater image of Mount St. Helens October 1, 2004 at 12:13 PDT.

Plume from Johnston Ridge Observatory, Mount St. Helens. October 1, 2004.

Mount St. Helens' dome and glacier uplift from the east, after steam and ash eruption.

Mount St. Helens' dome and glacier uplift from the east, after steam and ash eruption.

Vent blasted through the Mount St. Helens' crater glacier.

1980-1986 Mount St. Helens' dome and glacier uplift (cracked gray surface in snow to left of main dome) from the east, before steam and ash eruption.

Plume/crater image of Mount St. Helens October 1, 2004 at 12:03:55 PDT.

Plume within Mount St. Helens' crater, October 1, 2004 at 12:16 PDT.

Mount St. Helens' crater, dome, and glacier uplift from the southeast, after steam and ash eruption.

South side of Mount St. Helens lava dome, as seen from the east, showing the dome and part of the glacier forming at the base of the dome. September 30, 2005

Western side of Mount St. Helens crater, and dome, showing the glacier forming at the base of the dome.

Close-in view of south side of Mount St. Helens lava dome, as seen from the southeast, showing the dome and part of the glacier forming at the base of the dome. September 2005

Mount St. Helens crater and dome as seen from SugarBowl, on the NE flank of the volcano. September 2005

Berm from a 1997 lahar is visible along the channel. Mount St. Helens' east crater wall is visible in the background.

South side of Mount St. Helens lava dome, as seen from the east, showing the dome and part of the glacier forming at the base of the dome. August 29, 2005

Roaring Spring on the McKenzie River, Oregon