Global Volcanism Program | Cappy Mountain

Cappy Mountain

Google Earth Placemark with Features

Cite Volcano Profile

United States
Canada and Western USA
Stratovolcano
Pleistocene

Country
Volcanic Region
Primary Volcano Type
Last Known Eruption

43.31°N
121.979°W
2253 m
7390 ft
322822

Latitude
Longitude
Summit
Elevation
Volcano
Number

The Global Volcanism Program has no activity reports for Cappy Mountain.

The Global Volcanism Program has no Weekly Reports available for Cappy Mountain.

The Global Volcanism Program has no Bulletin Reports available for Cappy Mountain.

This compilation of synonyms and subsidiary features may not be comprehensive. Features are organized into four major categories: Cones, Craters, Domes, and Thermal Features. Synonyms of features appear indented below the primary name. In some cases additional feature type, elevation, or location details are provided.

Cones

Feature Name

Feature Type

Elevation

Latitude

Longitude

Burn Butte

Cone

2278 m

43° 18' 42" N

121° 56' 35" W

Clover Butte

Cone

1936 m

43° 17' 2" N

121° 57' 34" W

Hemlock Butte

Cone

Mule Peak

Cone

2030 m

43° 17' 29" N

122° 0' 32" W

Tolo Mountain

Cone

2148 m

43° 19' 5" N

122° 0' 45" W

Basic Data

Volcano Number

Last Known Eruption

Elevation

Latitude
Longitude

322822

Pleistocene

2253 m / 7390 ft

43.31°N
121.979°W

Volcano Types

Stratovolcano

Tectonic Setting

Subduction zone
Continental crust (> 25 km)

Geological Summary

Cappy Mountain is a large, dissected mid-Pleistocene stratovolcano NNE of Mt. Thielson and south of Crescent Lake with rhyodacitic lavas around its flanks.

References

The following references have all been used during the compilation of data for this volcano, it is not a comprehensive bibliography.

Hildreth W E, 2007. Quaternary magmatism in the Cascades--geologic perpectives. U S Geol Surv Prof Pap, 1744: 1-125.

Eruptive History

The Global Volcanism Program is not aware of any Holocene eruptions from Cappy Mountain. If this volcano has had large eruptions (VEI >= 4) prior to 10,000 years ago, information might be found on the Cappy Mountain page in the LaMEVE (Large Magnitude Explosive Volcanic Eruptions) database, a part of the Volcano Global Risk Identification and Analysis Project (VOGRIPA).

Deformation History

There is no Deformation History data available for Cappy Mountain.

Emission History

There is no Emissions History data available for Cappy Mountain.

The Global Volcanism Program has no photographs available for Cappy Mountain.

Smithsonian Sample Collections Database

There are no samples for Cappy Mountain in the Smithsonian's NMNH Department of Mineral Sciences Rock and Ore collection.

Affiliated Sites

WOVOdat
   Single Volcano View
   Temporal Evolution of Unrest
   Side by Side Volcanoes

WOVOdat is a database of volcanic unrest; instrumentally and visually recorded changes in seismicity, ground deformation, gas emission, and other parameters from their normal baselines. It is sponsored by the World Organization of Volcano Observatories (WOVO) and presently hosted at the Earth Observatory of Singapore.

Large Eruptions of Cappy Mountain

Information about large Quaternary eruptions (VEI >= 4) is cataloged in the Large Magnitude Explosive Volcanic Eruptions (LaMEVE) database of the Volcano Global Risk Identification and Analysis Project (VOGRIPA).

EarthChem

EarthChem develops and maintains databases, software, and services that support the preservation, discovery, access and analysis of geochemical data, and facilitate their integration with the broad array of other available earth science parameters. EarthChem is operated by a joint team of disciplinary scientists, data scientists, data managers and information technology developers who are part of the NSF-funded data facility Integrated Earth Data Applications (IEDA). IEDA is a collaborative effort of EarthChem and the Marine Geoscience Data System (MGDS).