• Organization: Department of the Interior
• Updated: 2025-03-31T00:00:00Z

The lithosphere-asthenosphere boundary (LAB), calculated from calibrated surface wave tomography models, is marked by an abrupt change in seismic velocity between the earth's cooler lithosphere...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2020-09-01T00:00:00.000+00:00

This EnviroAtlas dataset contains indices of geologic (lithosphere) conditions in the upstream watersheds of stream confluences. Stream confluences are important components of fluvial networks....

• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2023-09-05T00:00:00.000+00:00

Passive Imaging of the Lithosphere-Asthenosphere Boundary (PI-LAB)

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• Organization: U.S. Environmental Protection Agency
• Updated: 2024-12-01

Newly recovered xenoliths from the modern backarc region in southern Peru were collected to investigate the metasomatic history of the northern Altiplano lithosphere and improve constraints on the...

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• Organization: Department of the Interior
• Updated: 2024-06-20T00:00:00Z

This dataset accompanies the planned publication “Mantle Melting in Regions of Thick Continental Lithosphere-Examples from Late Cretaceous and Younger Volcanic Rocks, Southern Rocky Mountains,...

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• Organization: Department of the Interior
• Updated: 2024-08-12T00:00:00Z

This Data Release accompanies the publication, "Paleogene sedimentary basin development in southern Nevada, USA" by Lundstern and others (2024) in the journal Lithosphere. Included here are U-Pb...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1997-11-14T00:00:00.000+00:00

Data were gathered by the R/V Marion Dufresne in May and June of 1992 over the Mascarene Ridge in the Indian Ocean on cruise MD72/MASCAFLUX. Heat flow measurements for 96 in-situ readings...

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• Organization: Department of the Interior
• Updated: 2022-09-01T00:00:00Z

This data release contains deep seismic reflection profiles CC-1 and CC-2, which extend eastward from within the California Coast Ranges across the Great Valley and into the Sierran foothills,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1972-01-01T00:00:00.000+00:00

The Significant Earthquake Database is a global listing of over 5,700 earthquakes from 2150 BC to the present. A significant earthquake is classified as one that meets at least one of the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1994-01-01T00:00:00.000+00:00

Fewer than one hundred people have been killed by eruptions in the recorded history of Hawaii, and only one death has occurred in the 20th Century. However, the lava flows are highly destructive...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1996-06-15T00:00:00.000+00:00

The NOAA National Centers for Environmental Information decommissioned the Seismicity Catalog Collection, 2150 BC to 1996 AD on May 05, 2025 with no further updates. Upon termination, the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1994-08-23T00:00:00.000+00:00

The 1988 Spitak Earthquake database is an extensive collection of geophysical and geological data, maps, charts, images and descriptive text pertaining to the catastrophic earthquake in Armenia....

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1972-01-01T00:00:00.000+00:00

The NOAA National Centers for Environmental Information decommissioned the United States Earthquake Intensity Database, 1638-1985 on May 05, 2025 with no further updates. Upon termination, the...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1994-01-01T00:00:00.000+00:00

Over the last several million years the Hawaiian Islands have been built of successive lava flows. They are the most recent additions in a long line of volcanoes that extends up the intersection...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1994-01-01T00:00:00.000+00:00

The word volcano is used to refer to the opening from which molten rock and gas issue from Earth's interior onto the surface, and also to the cone, hill, or mountain built up around the opening by...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 1994-01-01T00:00:00.000+00:00

At dawn on June 15, 1991, a cataclysmic eruption began with a tremendous explosion that destroyed ten deserted villages. This eruption deposited approximately 5 to 7 km3 of volcanic fragments in...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2020-09-01T00:00:00.000+00:00

This EnviroAtlas dataset contains information about hydrologic attributes of the upstream catchments and watersheds of stream confluences. Stream confluences are important components of fluvial...

• Organization: U.S. Environmental Protection Agency
• Updated: 2020-09-01T00:00:00.000+00:00

This EnviroAtlas dataset contains indices of ecological integrity in the upstream catchments and watersheds of stream confluences. Stream confluences are important components of fluvial networks....

• Organization: U.S. Environmental Protection Agency
• Updated: 2020-09-01T00:00:00.000+00:00

This EnviroAtlas dataset contains land cover proportions for the upstream catchments of stream confluences for 2001. Stream confluences are important components of fluvial networks. Hydraulic...

• Organization: U.S. Environmental Protection Agency
• Updated: 2020-09-01T00:00:00.000+00:00

This EnviroAtlas dataset contains information about stressors in the upstream watersheds of stream confluences. Stream confluences are important components of fluvial networks. Hydraulic forces...