USGS Cascades Volcano Observatory

E68794

United States Geological Survey facility research center volcano observatory

The USGS Cascades Volcano Observatory is a United States Geological Survey research and monitoring center focused on studying and tracking volcanic activity in the Cascade Range and surrounding regions.

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All labels observed (3)

Label	Occurrences
Cascades Volcano Observatory	9
USGS Cascades Volcano Observatory canonical	3
Cascade Volcano Observatory	2

How this entity was disambiguated

This entity first appeared as the object of triple T545449 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: USGS Cascades Volcano Observatory
Context triple: [Newberry Volcano, monitoredBy, USGS Cascades Volcano Observatory]

A. United States Geological Survey
The United States Geological Survey is a U.S. government scientific agency that studies and monitors natural resources and natural hazards such as earthquakes, volcanoes, and water resources.
B. St. Helens, Oregon
St. Helens, Oregon is a small city along the Columbia River in northwestern Oregon, known for its historic downtown and role as a regional hub for Columbia County.
C. Mount St. Helens
Mount St. Helens is an active stratovolcano in Washington State, USA, best known for its catastrophic 1980 eruption that dramatically reshaped its summit and surrounding landscape.
D. Newberry Volcano
Newberry Volcano is a large shield-shaped volcanic complex in central Oregon known for its expansive caldera, numerous lava flows and cinder cones, and active geothermal features.
E. Long Valley Caldera
Long Valley Caldera is a large volcanic depression in eastern California known for its geothermal activity, seismic unrest, and proximity to the Sierra Nevada and Mammoth Lakes.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: USGS Cascades Volcano Observatory
Target entity description: The USGS Cascades Volcano Observatory is a United States Geological Survey research and monitoring center focused on studying and tracking volcanic activity in the Cascade Range and surrounding regions.

A. United States Geological Survey
The United States Geological Survey is a U.S. government scientific agency that studies and monitors natural resources and natural hazards such as earthquakes, volcanoes, and water resources.
B. St. Helens, Oregon
St. Helens, Oregon is a small city along the Columbia River in northwestern Oregon, known for its historic downtown and role as a regional hub for Columbia County.
C. Mount St. Helens
Mount St. Helens is an active stratovolcano in Washington State, USA, best known for its catastrophic 1980 eruption that dramatically reshaped its summit and surrounding landscape.
D. Newberry Volcano
Newberry Volcano is a large shield-shaped volcanic complex in central Oregon known for its expansive caldera, numerous lava flows and cinder cones, and active geothermal features.
E. Long Valley Caldera
Long Valley Caldera is a large volcanic depression in eastern California known for its geothermal activity, seismic unrest, and proximity to the Sierra Nevada and Mammoth Lakes.
F. None of above. chosen

Statements (49)

Predicate	Object
instanceOf	United States Geological Survey facility ⓘ research center ⓘ volcano observatory ⓘ
abbreviation	CVO ⓘ
collaboratesWith	National Park Service ⓘ U.S. Forest Service ⓘ emergency management agencies ⓘ state geological surveys ⓘ universities ⓘ
country	United States ⓘ linked to: United States of America
focusesOn	Cascade Range volcanoes ⓘ linked to: High Cascades eruption forecasting ⓘ hazard assessment ⓘ public safety related to volcanoes ⓘ volcanic hazards ⓘ volcano monitoring ⓘ volcanology research ⓘ
hasMission	reduce risk from volcanic hazards in the Cascades and surrounding regions ⓘ
languageOfWork	English ⓘ
locatedIn	Pacific Northwest ⓘ Vancouver, Washington ⓘ Washington ⓘ
locatedInTimeZone	Pacific Time Zone ⓘ
monitors	Crater Lake ⓘ Glacier Peak ⓘ Lassen Volcanic Center ⓘ linked to: Lassen Volcanic National Park Mount Adams ⓘ Mount Baker ⓘ Mount Hood ⓘ Mount Rainier ⓘ Mount St. Helens ⓘ Newberry Volcano ⓘ Three Sisters volcanic complex ⓘ other Cascade Range volcanoes ⓘ
operatedBy	United States Geological Survey ⓘ
parentOrganization	United States Geological Survey ⓘ
partOf	USGS Volcano Hazards Program ⓘ
provides	eruption warnings ⓘ public information on volcanoes ⓘ technical assistance to emergency managers ⓘ volcano hazard assessments ⓘ
regionServed	Cascade Range ⓘ Pacific Northwest ⓘ
uses	GPS and geodetic instruments ⓘ gas emission measurements ⓘ geologic field mapping ⓘ petrologic and geochemical analysis ⓘ satellite remote sensing ⓘ seismic monitoring networks ⓘ

How these facts were elicited