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State
Analyses of historic U.S. Bureau of Mines samples for geochemical trace-element and rare-earth-element data from tin occurrences associated with the Ohio Creek pluton, south-central Alaska
State of Alaska —
This report and digital data release presents 82 new rock geochemical analyses on historic U.S. Bureau of Mines (USBM) samples. These samples were originally... -
Federal
NCCOS Assessment: Chemical contaminants in the sediments in the St. Croix East End Marine Park (STXEEMP): Organic and inorganic chemical contaminants in sediments from STXEEMP, St. Croix, 2021-03-11 to 2021-06-04 (NCEI Accession 0306532)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset contains results from the analysis of sediments for chemical contaminants including organic contaminants like hydrocarbons and pesticides, and inorganic... -
Federal
NCCOS Assessment: Baseline Chemical Contaminants Data from the Nuuuli Pala Lagoon, American Samoa from 2017-07-11 to 2017-07-14 (NCEI Accession 0208106)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset represents a one-time sediment sampling effort from the Nuâuuli Pala Lagoon, American Samoa. A suite of organic and inorganic parameters were... -
Federal
NCCOS Assessment: Quantification of Sediment Contaminants Before and After Port Everglades, Florida Dredging 2020-11-15 to 2021-03-16 (NCEI Accession 0282807)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset represents a two time sediment sampling effort, occurring before and after the dredging project at Port Everglades. Samples were taken before dredging... -
State
Analyses of historic U.S. Bureau of Mines samples for geochemical trace-element and rare-earth-element data from the Porcupine River drainage, northeastern Alaska
State of Alaska —
This report and digital data release presents 90 new geochemical analyses on historic U.S. Bureau of Mines (USBM) samples, including 56 rock, 16 sediment, 5 soil, and... -
State
Major-oxide and trace-element geochemical data from rocks collected on Little Sitkin Island, from Little Sitkin Volcano, Alaska
State of Alaska —
During the 2005 summer field season, geologists from the University of Alaska, Fairbanks and the U.S. Geological Survey, Alaska Volcano Observatory (AVO) conducted... -
State
Source compositions of large tephra-production eruptions in Alaska
State of Alaska —
Source compositions of large tephra-production eruptions in Alaska, Raw Data File 2023-26, provides new in situ geochemical analyses from previously collected samples... -
State
Major-oxide and trace-element geochemical data from rocks collected in 2015 in lower Cook Inlet, Iniskin - Tuxedni region, Alaska
State of Alaska —
The Iniskin-Tuxedni Bay area contains excellent exposures of nearly all of the lower Cook Inlet Mesozoic succession, including most of the stratigraphic sections that... -
Federal
National Status and Trends: Faga'alu, American Samoa Sediment Contaminants Data
National Oceanic and Atmospheric Administration, Department of Commerce —
Worldwide coral reefs are being threatened by a range of human activities. Sedimentation, overfishing, global climate change, ship groundings, pathogens and pollution... -
State
Geochemical reanalysis of historical U.S. Geological Survey sediment samples from the Zane Hills, Hughes and Shungnak quadrangles, Alaska
State of Alaska —
The State of Alaska's Strategic and Critical Minerals (SCM) Assessment project, a State-funded Capital Improvement Project (CIP), is designed to evaluate Alaska's... -
State
Major-oxide and trace-element geochemistry of mafic rocks in the Carboniferous Lisburne Group, Ivishak River area, northeastern Brooks Range, Alaska
State of Alaska —
The Alaska Division of Geological & Geophysical Surveys, in collaboration with the University of Alaska Fairbanks, collected mafic rocks in the Ivishak River area... -
State
Major-oxide and trace-element geochemical data from rocks collected in the Tanacross C-1, D-1, and D-2 quadrangles, Alaska in 2017
State of Alaska —
From June 12-21, 2017, the Alaska Division of Geological & Geophysical Surveys (DGGS) geologists carried out geologic mapping and geochemical sampling in the... -
State
Geochemical trace-element and rare-earth element data from stream-sediment and pan-concentrate samples collected in 2011 in the Melozitna mining district, Tanana and Melozitna quadrangles, interior Alaska
State of Alaska —
Mineral-resources personnel from the Alaska Division of Geological & Geophysical Surveys conducted reconnaissance stream-sediment and pan-concentrate sampling in... -
State
Geochemical reanalysis of historical U.S. Geological Survey sediment samples from the northeastern Alaska Range, Healy, Mount Hayes, Nabesna, and Tanacross quadrangles, Alaska
State of Alaska —
The State of Alaska's Strategic and Critical Minerals (SCM) Assessment project, a State-funded Capital Improvement Project (CIP), is designed to evaluate Alaska's... -
State
Geochemical reanalysis of historical U.S. Geological Survey sediment samples from the Haines area, Juneau and Skagway quadrangles, southeast Alaska
State of Alaska —
The State of Alaska's Strategic and Critical Minerals (SCM) Assessment project, a State-funded Capital Improvement Project (CIP), is designed to evaluate Alaska's... -
State
Major-oxide, minor-oxide, and trace-element geochemical data from rocks collected in the Alaska Highway corridor, Mount Hayes, Tanacross, and Nabesna quadrangles, Alaska, in 2006, 2008, 2009, and 2010
State of Alaska —
Geologists from the Alaska Division of Geological & Geophysical Surveys (DGGS) and the University of Alaska Fairbanks (UAF) carried out geologic field surveys,... -
State
Geochemical data from samples collected in 2024 for the Chena and Steese projects, Big Delta, Circle, Fairbanks, and Livengood quadrangles, Alaska
State of Alaska —
Geochemical data from samples collected in 2024 for the Chena and Steese projects, Big Delta, Circle, Fairbanks, and Livengood quadrangles, Alaska, Raw Data File... -
State
Trace element geochemical data from reanalysis of stream-sediment samples collected in 1981 from the Fairbanks mining district, Alaska
State of Alaska —
The geochemical analyses in this report result from the reanalysis of 932 archived stream-sediment pulps from the northern Fairbanks D-1, northern Fairbanks D-2,... -
State
Analyses of historic U.S. Bureau of Mines samples for geochemical trace-element and rare-earth-element data from the Circle mining district, western Crazy Mountains, and the Lime Peak area of the White Mountains, Circle Quadrangle, east-central Alaska
State of Alaska —
This report and digital data release presents 286 new geochemical analyses on historic U.S. Bureau of Mines (USBM) samples, including 93 rock, 110 stream sediment, 52... -
Federal
NCCOS Assessment: Assessing Land Based Sources of Pollution in Tinian, Commonwealth of the Northern Mariana Islands, from 2013-08-27 to 2013-08-30 (NCEI Accession 0241439)
National Oceanic and Atmospheric Administration, Department of Commerce —
This tabular dataset is the result of field sampling of coral tissues (Pocillopora damicornis) and subsequent laboratory chemical analysis for pollutant levels in...