Digital Data for Volcano Hazards of the Three Sisters Region, Oregon

Digital Data for Volcano Hazards of the Three Sisters Region,
Oregon

By S.P. Schilling, S. Doelger, W.E. Scott, and R.M. Iverson

CD-ROM to accompany Open-File Report 99-437
U.S. Geological Survey

[Aerial view from southeast of Three Sisters volcanic center (South, Middle, and North Sister left of center; Broken Top right of center). Light colored areas on south flank of South Sister are 2,000-yr-old lava flows. Much of area on lower flanks of Broken Top is mantled by pumice and ash erupted just prior to emplacement of these lava flows. Photo by William E. Scott, USGS.]
Aerial view from southeast of Three Sisters volcanic center (South, Middle, and North Sister left of center; Broken Top right of center). Light colored areas on south flank of South Sister are 2,000-yr-old lava flows. Much of area on lower flanks of Broken Top is mantled by pumice and ash erupted just prior to emplacement of these lava flows.
Photo by William E. Scott, USGS.

DATA

PLOTFILES

LINKS

2007

U.S. Department of the Interior
U.S. Geological Survey

index.html
March, 2007