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Caption accompanying photograph: Photo shows the May 18, 1980 eruption, the largest to date, with the upper third of the mountain centered in the photo. Mount Adams in background. Skamania County, Washington. No index card.
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Caption accompanying photograph: Photo shows a closer view of the crater and eruption of May 18, 1980. Mount St. Helens, Skamania County, Washington. No index card.
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Album caption: Aerial view of upper cone, looking west-southwest. Although seismic activity began under Mount St. Helens on March 20, this overflight showed no unusual features except numerous tracks of earthquake-triggered snow avalanches. No evidence of fracturing of summit area was detected during careful visual observations on the afternoon of March 24, 1980. On March 25, the first cracks were noted by Bud Kimball, Tacoma, Wash. Skamania County, Washington. March 24, 1980. (Photo by David Frank) Published as figure 17 in U.S. Geological Survey. Professional paper 1250. 1981. Index card unavailable.
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Index card: Aerial view of the dome of Mount St. Helens on June 28, 1980. Skamania County, Washington. Note: Similar to photo no. 4ct found in Leighley, T. Collection (msh_lt000004_ct).
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Album caption and index card: Oblique aerial view of the confluence of Columbia and Cowlitz Rivers showing suspended sediment and debris in the Cowlitz River caused by the eruption of Mount St. Helens on May 18, 1980. City of Longview in background. Cowlitz County, Washington. May 23, 1980. Published as figure 12 in U.S. Geological Survey. Circular 850-K. 1983.
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Index card: Oblique aerial view looking into crater at dome that developed after the June 12, 1980 eruption. Note water in lake(s?) around its base. Skamania County, Washington. June 19, 1980. (Photo by Austin Post, USGS/Glaciology).
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Index card: Crater from north face showing breach and pyroclastic flow. Aerial photo taken from U.S. Forest Service observer aircraft. Skamania County, Washington. July 26, 1980.
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Index card: Distant view from north through breach with portion of Spirit Lake area in foreground. Aerial photo taken from U.S. Forest Service observer aircraft. Skamania County, Washington. July 26, 1980.
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Album caption: Mount St. Helens in eruption on May 18, 1980 showing the violence of the eruption in contrast with the quiet countryside, Mount Adams in background. Skamania County, Washington. Index card unavailable.
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Caption: Huge crater left by Mount St. Helens eruption. The May 18, 1980, eruption of Mount St. Helens volcano in Washington State produced a crater at the mountain approximately one kilometer wide and two kilometers long. According to U.S. Geological Survey scientists, the atom bomb-like force of the main eruption also exploded out about 5,000 feet of the north face of the mountain and leveled trees in a 185 square mile area. The volcano last erupted 123 years ago. PIO No. 80-179.
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Caption: Mount St. Helens levels 185 square miles of forestland. Thousands of trees knocked down by the atom bomb-like blast of the May 18, 1980, eruption of southern Washington state's Mount St. Helens volcano are shown in this photo taken near the mountain several weeks after the main eruption. According to U.S. Geological Survey scientists, the Cascade Mountain Range volcano's first eruption in 123 years leveled trees in a 185 square mile area and spewed about 1 cubic kilometer of ash and rock which fell over 11 western and central states. August 1980. PIO No. 80-180c
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Index card: Upper east slope of volcano. View is to the south. Aerial photo taken from U.S. Forest Service observer aircraft. Skamania County, Washington. July 26, 1980.
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Album caption: Aerial view of lava dome that developed in the crater of Mount St. Helens since the October 1980 eruption. The dome here is approximately 300 feet high and 800 feet across. Skamania County, Washington. January 7, 1981. ( Photo by Terry Leighley) Published on p. 98, upper photo, in U.S. Geological Survey. Earthquake information bulletin, v. 13,no.3. May–June 1981. Index card unavailable.
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Album caption: Oblique aerial view from the south of Mount St. Helens, with Mt. Rainier partially visible in the background. Logged area visible in foreground. Skamania County, Washington. 1978. (Same USGS no. 542) Index card unavailable.
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Slide description: Oblique aerial view across summit crater. Helicopter in view at right. 1509 hrs. Skamania County, Washington. April 10, 1980. No index card available.
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Index card: View of lower east slope of Mount St. Helens showing ash-covered valleys. Aerial photo taken from U.S. Forest Service observer aircraft. Skamania County, Washington. July 26, 1980.
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Index card: Portion of east side of Mount St. Helens. Aerial photo taken from U.S. Forest Service observer aircraft. Skamania County, Washington. July 26, 1980.


map background search result map search result map Mount St. Helens showing the violence of the eruption in contrast with the quiet countryside, Mount Adams in background. Skamania County, Washington. 1980. Aerial view of lava dome that developed in the crater of Mount St. Helens. Skamania County, Washington. 1981. Oblique aerial view from the south of Mount St. Helens, with Mt. Rainier partially visible in the background. Skamania County, Washington. 1978. Mount St. Helens; aerial view of upper cone, looking west-southwest. Skamania County, Washington. 1980. Oblique aerial view of the confluence of the Columbia and Cowlitz Rivers. Cowlitz County, Washington. 1980. Crater from north face showing breach and pyroclastic flow. Mount St. Helens, Skamania County, Washington. 1980. Distant view from north through breach with portion of Spirit Lake area in foreground. Mount St. Helens, Skamania County, Washington. 1980. Portion of east side of Mount St. Helens. Skamania County, Washington. 1980. Huge crater left by Mount St. Helens eruptions. Skamania County, Washington. 1980. Mount St. Helens levels 185 square miles of forestland. Skamania County, Washington. 1980. View of lower east slope of Mount St. Helens showing ash-covered valleys. Skamania County, Washington. 1980. Upper east slope of volcano. Mount St. Helens, Skamania County, Washington. 1980. Aerial view of the eruption looking north at 3:48 p.m. Mount St. Helens, Skamania County, Washington. 1980. Showing the May 18, 1980 eruption of Mount St. Helens. Skamania County, Washington. Closer view showing May 18, 1980 eruption of Mount St. Helens. Skamania County, Washington. Near oblique aerial view of volcanic dome in Mount St. Helens crater, partially obscured by plumes from fumaroles. Skamania County, Washington. 1980. Oblique aerial view looking into crater at dome that developed after the June 12, 1980 eruption. Skamania County, Washington. 1980. Oblique aerial view across Mount St. Helens summit crater. Skamania County, Washington. 1980. Aerial view on way in from west looking at Mount Saint Helens. Skamania County, Washington. 1980. Aerial view of the dome of Mount St. Helens on June 28. Skamania County, Washington. 1980. Oblique aerial view of the confluence of the Columbia and Cowlitz Rivers. Cowlitz County, Washington. 1980. Mount St. Helens showing the violence of the eruption in contrast with the quiet countryside, Mount Adams in background. Skamania County, Washington. 1980. Aerial view of lava dome that developed in the crater of Mount St. Helens. Skamania County, Washington. 1981. Oblique aerial view from the south of Mount St. Helens, with Mt. Rainier partially visible in the background. Skamania County, Washington. 1978. Mount St. Helens; aerial view of upper cone, looking west-southwest. Skamania County, Washington. 1980. Huge crater left by Mount St. Helens eruptions. Skamania County, Washington. 1980. Mount St. Helens levels 185 square miles of forestland. Skamania County, Washington. 1980. Showing the May 18, 1980 eruption of Mount St. Helens. Skamania County, Washington. Closer view showing May 18, 1980 eruption of Mount St. Helens. Skamania County, Washington. Near oblique aerial view of volcanic dome in Mount St. Helens crater, partially obscured by plumes from fumaroles. Skamania County, Washington. 1980. Oblique aerial view looking into crater at dome that developed after the June 12, 1980 eruption. Skamania County, Washington. 1980. Oblique aerial view across Mount St. Helens summit crater. Skamania County, Washington. 1980. Aerial view on way in from west looking at Mount Saint Helens. Skamania County, Washington. 1980. Aerial view of the dome of Mount St. Helens on June 28. Skamania County, Washington. 1980. Crater from north face showing breach and pyroclastic flow. Mount St. Helens, Skamania County, Washington. 1980. Distant view from north through breach with portion of Spirit Lake area in foreground. Mount St. Helens, Skamania County, Washington. 1980. Portion of east side of Mount St. Helens. Skamania County, Washington. 1980. View of lower east slope of Mount St. Helens showing ash-covered valleys. Skamania County, Washington. 1980. Upper east slope of volcano. Mount St. Helens, Skamania County, Washington. 1980. Aerial view of the eruption looking north at 3:48 p.m. Mount St. Helens, Skamania County, Washington. 1980.