description Donald A. Swanson Overview
Donald A. Swanson is an American volcanologist and longtime United States Geological Survey scientist whose work includes Mount St. Helens and Hawaiian volcanoes. He served as lead geologist for the Cascades Volcano Observatory during the 1980 Mount St.
Helens eruption and later became scientist-in-charge of the Hawaiian Volcano Observatory; his research also covers lava domes, lava flows, flood basalts, and eruption monitoring.
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What did Donald A. Swanson contribute to the study of Mount St. Helens?
Swanson was the lead geologist for the USGS Cascades Volcano Observatory from 1980 to 1986. He played a critical role in documenting and interpreting the catastrophic Mount St. Helens eruption of 1980.
What was Donald Swanson's connection to the Hawaiian Volcano Observatory?
Swanson worked as a staff geologist at the Hawaiian Volcano Observatory from 1968 to 1971 during Kīlauea's Mauna Ulu eruption. He later returned as the observatory's scientist-in-charge in 1997.
Which Hawaiian volcanoes did Donald A. Swanson study?
His work included Kīlauea's 1969 to 1974 Mauna Ulu eruption and the Koae and Hilina fault systems. These studies linked lava-flow behavior, earthquakes, and the long-term development of Hawaiian volcanoes.
What broader volcanic processes did Donald Swanson research?
Swanson studied flood-basalt emplacement, lava flows, lava domes, eruption forecasting, and the explosive behavior of Kīlauea. His career combined field observations with practical monitoring of active volcanoes.
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