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Explore Search: Crater Lake Caldera

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Research
Crater Lake bathymetric map showing the geology of the caldera floo...

Post-Caldera Volcanism and Crater Lake

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Mount Mazama and Crater Lake caldera, Oregon

Research
Image Collage of Landsat, pollinator, and volcanologist

Eruption History for Mount Mazama and Crater Lake Caldera

Center News
Crater Lake a deep blue surrounded by the rocky caldera sides. Part of Wizard Island on the left of photo.

Caldera or crater…what’s the difference?

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Collage of USGS Maps.

Geologic map of Mount Mazama and Crater Lake Caldera, Oregon, including the database for the geologic map of Mount Mazama and Crater Lake Caldera, Oregon

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Geologic field trip guide to Mount Mazama and Crater Lake Caldera, Oregon

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Eruptive history of Mount Mazama and Crater Lake Caldera, Cascade Range, U.S.A.

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Partially melted granodiorite and related rocks ejected from Crater Lake caldera, Oregon

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The volcanic, sedimentologic, and paleolimnologic history of the Crater Lake caldera floor, Oregon:Evidence for small caldera evolution

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Late Pleistocene granodiorite beneath Crater Lake caldera, Oregon, dated by ion microprobe

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Partially melted granodiorite and related rocks ejected from Crater Lake caldera, Oregon

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Monitoring lava lake fluctuations and crater refilling with continuous laser rangefinders

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Collage of USGS Maps.

Crater Lake revealed

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Lithic breccia and ignimbrite erupted during the collapse of Crater Lake Caldera, Oregon

Research
Crater Lake Caldera with Wizard Island cinder cone and lava flows, ...

Future Eruptions Around Crater Lake

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Postglacial faulting near Crater Lake, Oregon, and its possible association with the Mazama caldera-forming eruption

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Overview for geologic field-trip guides to Mount Mazama, Crater Lake Caldera, and Newberry Volcano, Oregon

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Deformation of the Wineglass Welded Tuff and the timing of caldera collapse at Crater Lake, Oregon

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Evolution of the caldera‐forming eruption at Crater Lake, Oregon, indicated by component analysis of lithic fragments

General
USGS

Ecology of Crater Lake National Park

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Sixty thousand years of magmatic volatile history before the caldera-forming eruption of Mount Mazama, Crater Lake, Oregon

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Overview of the limnology of crater lake

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Geologic map of Mount Mazama, Crater Lake, Oregon

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Overview of the limnology of Crater Lake

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Chemical solute mass balance of Crater Lake, Oregon

Research
Mount Mazama eruption—artistic rendering painted by Paul Rockwood....

Geology and History Summary for Mount Mazama and Crater Lake

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The Mount Mazama climactic eruption (6900 BP) and resulting convulsive sedimentation on the continent, ocean basin, and Crater Lake caldera floor

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Collage of USGS Maps.

Under trees and water at Crater Lake National Park, Oregon

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Unusual bacterioplankton community structure in ultra-oligotrophic Crater Lake

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Thermal, chemical, and optical properties of Crater Lake, Oregon

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