Daniel Dzurisin

Results of repeated leveling surveys near the Three Sisters volcanic center, central Oregon, 2002-2008

This Data Release includes results of repeated leveling surveys each summer from 2002 to 2006 and in 2008 along two short traverses in the Three Sisters Wilderness Area, central Oregon Cascade Range. A data dictionary explains the file format and contents. The dataset will be updated if new measurements are collected, which is unlikely unless there is a significant change in the rate or pattern of activity observed to date. This Data Release includes results of repeated leveling surveys each summer from 2002 to 2006 and in 2008 along two short traverses in the Three Sisters Wilderness, central Oregon Cascade Range. The surveys were part of an undertaking by the USGS Cascades Volcano Observatory to monitor an episode...

Categories: Data; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: James Creek Shelter, Separation Creek Trail, Three Sisters, Three Sisters Wilderness, USGS Science Data Catalog (SDC), All tags... geodesy, land surveying, Fewer tags

Hawaii Volcanoes National Park. September 1977 eruption of Kilauea Volcano. Sunrise at vent B at Puu Kiai. 1977.

Hawaii Volcanoes National Park. September 1977 eruption of Kilauea Volcano. Sunrise at vent B at Puu Kiai. September 20, 1977.

Categories: Image; Types: Map Service, OGC WFS Layer, OGC WMS Layer, OGC WMS Service; Tags: Hawaii Volcanoes National Park Collection, Hawaiian Volcano Observatory (HVO) Collection, National Parks, Volcanoes, color transparency (slides)