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Found 5 dataset(s) matching "Portland Quadrangle".

Digital Surficial Geologic-GIS Map of Delaware Water Gap National Recreation Area and Vicinity, New Jersey, Pennsylvania and New York (NPS, GRD, GRI, DEWA, DEWA_surficial digital map) adapted from NJGS maps by Pallis and Marzulli, Witte and Epstein, Witte, Pristas, PaGS maps by Epstein, Sevon, Berg, Schultz and Crowl, Bucek, Braun, a NYSM map by Cadwell, Connally, Dineen, Fleisher, Fuller, Sirkin, and Wiles and a USGS NHD by USGS
- Organization: Department of the Interior
- Updated: 2021-09-24 | Harvested: June 25, 2025 at 08:32 PM
The Digital Surficial Geologic-GIS Map of Delaware Water Gap National Recreation Area and Vicinity, New Jersey, Pennsylvania and New York is composed of GIS data layers and GIS tables, and is...
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Digital Geologic-GIS Map of Fort Vancouver National Historic Site and Vicinity, Washington (NPS, GRD, GRI, FOVA, FOVA digital map) adapted from a U.S. Geological Survey Scientific Investigations Map by O'Connor, Cannon, Mangano and Evarts (2016)
- Organization: Department of the Interior
- Updated: 2024-07-30 | Harvested: June 25, 2025 at 08:45 PM
The Digital Geologic-GIS Map of Fort Vancouver National Historic Site and Vicinity, Washington is composed of GIS data layers and GIS tables, and is available in the following GRI-supported GIS...
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Digital Bedrock Geologic-GIS Map of Marsh-Billings-Rockefeller National Historical Park and the Town Boundary of Woodstock, Vermont (NPS, GRD, GRI, MABI, MABI_bedrock digital map) adapted from a Vermont Geological Survey Open-File Report map by Thompson (2006)
- Organization: Department of the Interior
- Updated: 2024-08-08 | Harvested: June 25, 2025 at 09:14 PM
The Digital Bedrock Geologic-GIS Map of Marsh-Billings-Rockefeller National Historical Park and the Town Boundary of Woodstock, Vermont is composed of GIS data layers and GIS tables, and is...
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Digital Surficial Geologic-GIS Map of Marsh-Billings-Rockefeller National Historical Park and the Town Boundary of Woodstock, Vermont (NPS, GRD, GRI, MABI, MABI_surficial digital map) adapted from a Vermont Geological Survey Open-File Report map by De Simone (2006)
- Organization: Department of the Interior
- Updated: 2024-08-08 | Harvested: June 25, 2025 at 08:01 PM
The Digital Surficial Geologic-GIS Map of Marsh-Billings-Rockefeller National Historical Park and the Town Boundary of Woodstock, Vermont is composed of GIS data layers and GIS tables, and is...
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- pdf
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Extent of Pliocene hyaloclastic deposits and related lava flows in the Columbia Gorge, Oregon and Washington
- Organization: Department of the Interior
- Updated: 20230822 | Harvested: July 16, 2025 at 07:51 AM
This dataset contains polygons representing deposits of hyaloclastic debris that were generated between about 3.5 and 3.0 million years ago when a series of basaltic lava flows entered the canyon...
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Digital Geologic-GIS Map of Fort Vancouver National Historic Site and Vicinity, Washington (NPS, GRD, GRI, FOVA, FOVA digital map) adapted from a U.S. Geological Survey Scientific Investigations Map by O'Connor, Cannon, Mangano and Evarts (2016)

Digital Bedrock Geologic-GIS Map of Marsh-Billings-Rockefeller National Historical Park and the Town Boundary of Woodstock, Vermont (NPS, GRD, GRI, MABI, MABI_bedrock digital map) adapted from a Vermont Geological Survey Open-File Report map by Thompson (2006)

Digital Surficial Geologic-GIS Map of Marsh-Billings-Rockefeller National Historical Park and the Town Boundary of Woodstock, Vermont (NPS, GRD, GRI, MABI, MABI_surficial digital map) adapted from a Vermont Geological Survey Open-File Report map by De Simone (2006)

Extent of Pliocene hyaloclastic deposits and related lava flows in the Columbia Gorge, Oregon and Washington