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Federal
Cenozoic Calcareous Nannofossil Occurrences from Mid-Atlantic Coastal Plain Cores, Wells, and Outcrops
Department of the Interior —
In this data release, Cenozoic calcareous nannofossil occurrence charts are provided as Microsoft Excel spreadsheets for 57 cores, wells, or outcrops from the Mid-... -
Federal
Bedrock geologic map database for the Blanca Peak, Walsenburg, Trinidad, and Alamosa 30' x 60' quadrangles, Colorado
Department of the Interior —
This data release presents geologic map data for the bedrock geology of the Blanca Peak, Walsenburg, Trinidad, and Alamosa 30' x 60' quadrangles, Colorado. Geologic... -
Federal
Seamless Integrated Geologic Map Database of the Intermountain West: Contributions to The National Geologic Map
Department of the Interior —
This dataset is intended to provide seamless, integrated geologic mapping of the U.S. Intermountain West region as a contribution to The National Geologic Map... -
Federal
Petroleum geology data from hydrous and anhydrous pyrolysis residues (ver. 2.0, January 2023)
Department of the Interior —
This data release contains programmed pyrolysis, organic petrographic (reflectance), and semiquantitative X-ray diffraction mineralogy data for subsurface coal and... -
State
Geologic map of the Big Delta B-1 Quadrangle, east-central Alaska
State of Alaska —
Scientific Investigations Map 2975, Geologic map of the Big Delta B-1 Quadrangle, east-central Alaska, provides detailed (1:63,360-scale) geologic mapping of the U.S.... -
Federal
Cenozoic Calcareous Nannofossil Occurrences from Gulf Coastal Plain Cores and Outcrops
Department of the Interior —
In this data release, Cenozoic calcareous nannofossil occurrence charts are provided as Microsoft Excel spreadsheets for 15 cores or outcrops from the Gulf Coastal... -
Federal
Data release for Geologic Map of the Leadville North 7.5' quadrangle, Eagle and Lake Counties, Colorado
Department of the Interior —
The Leadville North 7.5' quadrangle lies at the northern end of the Upper Arkansas Valley, where the Continental Divide at Tennessee Pass creates a low drainage... -
Federal
Data release for Geologic Map of the Homestake Reservoir 7.5' quadrangle, Lake, Pitkin, and Eagle Counties, Colorado
Department of the Interior —
The Homestake Reservoir 7.5' quadrangle lies at the northwestern end of the Upper Arkansas Valley, and headwaters of the Arkansas River, and the Roaring Fork,... -
State
40Ar/39Ar data from the Talkeetna Mountains C-4 Quadrangle and adjoining areas, central Alaska
State of Alaska —
This report presents 40Ar/39Ar step-heating geochronology results for igneous and metamorphic rocks from the Alaska Division of Geological & Geophysical Surveys'... -
Federal
Solid bitumen and vitrinite reflectance suppression explored using hydrous pyrolysis of artificial source rock (2021)
Department of the Interior —
The most commonly used parameter for thermal maturity calibration in basin modelling is mean random vitrinite reflectance (Ro). However, Ro suppression, or lower than... -
State
Geologic map of the Styx River area, Lime Hills C-1 Quadrangle, Western Alaska Range, Alaska
State of Alaska —
Report of Investigation 2020-3, Geologic map of the Styx River area, Lime Hills C-1 Quadrangle, Western Alaska Range, Alaska, presents a 1:63,360-scale geologic map... -
State
Zircon U-Pb and 40Ar/39Ar results from dikes collected within the Bruin Bay fault zone, lower Cook Inlet
State of Alaska —
This data release presents 40Ar/39Ar step-heating geochronology results from rocks collected roughly 7 km southwest of Contact Point, Iliamna B-3 Quadrangle. Samples... -
State
40Ar/39Ar and U-Pb geochronology of Cretaceous-Paleocene igneous rocks and Cenozoic strata of northwestern Cook Inlet, Alaska: Linkages between arc magmatism, cooling, faulting, and forearc subsidence
State of Alaska —
DGGS Professional Report 125, 40Ar/39Ar and U-Pb geochronology of Cretaceous-Paleocene igneous rocks and Cenozoic strata of northwestern Cook Inlet, Alaska: Linkages... -
Federal
Tomography pressure time series from August 15, 2011, to October 12, 2011, for the upper zone of Floridan aquifer system monitoring well FA-2 at the North District Wastewater Treatment Plant, Miami-Dade County, Florida
Department of the Interior —
U.S. Geological Survey, in cooperation with Miami-Dade County, performed a sequential, aquifer stress test from August 15 to October 12, 2011, on the Floridan aquifer... -
State
Zircon U-Pb and 40Ar/39Ar results from dikes collected within the Bruin Bay fault zone, lower Cook Inlet
State of Alaska —
This data release presents zircon U-Pb LA-ICP-MS geochronology from igneous rocks exposed in a coastal exposure at Ursus Head, Iliamna C-2 Quadrangle. Sills and dikes... -
State
Petrology and reservoir potential of Tertiary and Mesozoic sandstones, Cook Inlet, Alaska: A preliminary analysis of outcrop samples collected during 2007-2010 field seasons
State of Alaska —
The State of Alaska Division of Geological & Geophysical Surveys (DGGS) and Division of Oil & Gas (DOG) are currently engaged in a multi-year study of the... -
Federal
Bedrock geologic map database for the Durango 1-degree x 2-degree quadrangle, southern Colorado: Contributions to the National Geologic Map (ver. 2.0, June 2024)
Department of the Interior —
This data release presents geologic map data for the bedrock geology of the Durango 1-degree by 2-degree quadrangle. Geologic mapping incorporates new interpretive...