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The National Geologic Map Database (NGMDB) is a Congressionally mandated national archive of geoscience maps, reports, and stratigraphic information. The Geologic Mapping Act of 1992 and its...
Search relevance: 1.00 | Views last month: 69 | Catalog Last Checked: May 05, 2026 at 09:55 PM -
The geodatabase for the Charlotte 1 degree × 2 degrees quadrangle by Goldsmith and others (1988) was compiled in the Geologic Map Schema (GeMS). The geologic map extends across four lithotectonic...
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Geologic Database of Information on Volcanoes in Alaska (GeoDIVA), Digital Data Series 20, is the enterprize database that serves as the back-end to AVO's public and internal websites. GeoDIVA is...
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This digital publication contains all the geologic map information used to publish U.S. Geological Survey Geologic Investigations Map Series SIM-3143 (Sherrod and others, 2021). This geologic map...
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The catastrophic, explosive eruption of Mount St. Helens, Washington, on May 18, 1980, is the most well-known eruption of the volcano. Less well known is the May 18th eruption marked the beginning...
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Database for the Geologic Map of the Bonanza Caldera Area, Northeastern San Juan Mountains, Colorado
The San Juan Mountains in southwestern Colorado have long been recognized as a site of exceptionally voluminous mid-Tertiary volcanism, including at least 24 major ignimbrite sheets (each...
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ESI data characterize the marine and coastal environments and wildlife based on sensitivity to spilled oil. There are three main components: shoreline habitats, sensitive biological resources, and...
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A database of the geologic map of the Katmai Volcanic Cluster as described in the original abstract: This digital publication contains all the geologic map information used to publish U.S....
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This geologic map database is a reproduction of U.S. Geological Survey Miscellaneous Investigations Map I–2362: “Geologic Map and Structure Sections of the Clear Lake Volcanics, Northern...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: May 05, 2026 at 09:13 PM -
A database of geologic map of Lassen Volcanic National Park as described in the original abstract: The geologic map of Lassen Volcanic National Park (LVNP) and vicinity encompasses 1,905 square...
Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: May 05, 2026 at 07:46 PM -
This digital publication describes completely the hydrothermal, sedimentary, and volcanic deposits, as well as thermal features as a basis for understanding the hydrothermal processes and...
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There will be 4 primary data types collected, multibeam sonar data, CTD water column data, hydrophone records, and Jason ROV dive data.
Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: May 05, 2026 at 09:06 PM -
The catastrophic, explosive eruption of Mount St. Helens, Washington, on May 18, 1980, is the most well-known eruption of the volcano. Less well known is the May 18 eruption marked the beginning...
Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: May 05, 2026 at 08:04 PM -
The catastrophic, explosive eruption of Mount St. Helens, Washington, on May 18, 1980, is the most well-known eruption of the volcano. Less well known is the May 18 eruption marked the beginning...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 08:48 PM -
This dataset contains shapefiles and associated metadata for Kilauea volcano's Puu Oo episode 61g lava flow from May 24, 2016 through May 31, 2017. Episode 61g began with a breakout from the east...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 10:12 PM -
Operations will use the ship’s deep water mapping systems (Kongsberg EM302 multibeam sonar, EK60 split-beam fisheries sonars, ADCPs, and Knudsen 3260 chirp sub-bottom profiler sonar),...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 09:01 PM -
The catastrophic, explosive eruption of Mount St. Helens, Washington, on May 18, 1980, is the most well-known eruption of the volcano. Less well known is the May 18th eruption marked the beginning...
Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: May 05, 2026 at 08:48 PM -
The Digital Geologic and Volcanic Hazards Map for Crater Lake National Park and Vicinity, Oregon is composed of GIS data layers complete with ArcMap 9.3 layer (.LYR) files, two ancillary GIS...
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The catastrophic, explosive eruption of Mount St. Helens, Washington, on May 18, 1980, is the most well-known eruption of the volcano. Less well known is the May 18 eruption marked the beginning...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 05, 2026 at 09:41 PM -
The catastrophic, explosive eruption of Mount St. Helens, Washington, on May 18, 1980, is the most well-known eruption of the volcano. Less well known is that the May 18 eruption marked the...
Search relevance: 1.00 | Views last month: 0 | Catalog Last Checked: May 05, 2026 at 09:12 PM
