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Federal
Regional Advanced Baseline Imager (ABI) and Visible Infrared Imaging Radiometer Suite (VIIRS) Emissions (RAVE)
National Oceanic and Atmospheric Administration, Department of Commerce —
The Regional hourly Advanced Baseline Imager (ABI) and Visible Infrared Imaging Radiometer Suite (VIIRS) Emissions (RAVE) algorithm operationally generates biomass... -
Federal
National Emissions Inventory (NEI), County-Level, US, 2008, 2011, 2014, EPA OAR, OAPQS
U.S. Environmental Protection Agency —
This US EPA Office of Air and Radiation, Office of Air Quality Planning and Standards, Air Quality Assessment Division, Air Quality Analysis Group (OAR, OAQPS, AQAD,... -
Federal
Anthropogenic Sulfur Dioxide Emissions, 1850-2005: National and Regional Data Set by Source Category, Version 2.86
National Aeronautics and Space Administration —
The Anthropogenic Sulfur Dioxide Emissions, 1850-2005: National and Regional Data Set by Source Category, Version 2.86 provides annual estimates of anthropogenic... -
Federal
Alaska Geochemical Database Version 3.0 (AGDB3) including best value data compilations for rock, sediment, soil, mineral, and concentrate sample media
Department of the Interior —
The Alaska Geochemical Database Version 3.0 (AGDB3) contains new geochemical data compilations in which each geologic material sample has one best value determination... -
Federal
Earth System Research Laboratory Carbon Cycle and Greenhouse Gases Group Flask-Air Sample Measurements of CO2, CH4, CO, N2O, H2, and SF6 from the Aircraft Program, 1992-Present
National Oceanic and Atmospheric Administration, Department of Commerce —
The Global Greenhouse Gas Reference Network for the Carbon Cycle and Greenhouse Gases (CCGG) Group is part of NOAA'S Earth System Research Laboratory (ESRL) in... -
Federal
Earth System Research Laboratory Carbon Cycle and Greenhouse Gases Group Flask-Air Sample Measurements of CO2, CH4, CO, N2O, H2, SF6 and isotopic ratios at Global and Regional Background Sites, 1967-Present
National Oceanic and Atmospheric Administration, Department of Commerce —
The Global Greenhouse Gas Reference Network for the Carbon Cycle and Greenhouse Gases (CCGG) Group is part of NOAA'S Earth System Research Laboratory (ESRL) in... -
Federal
Dissolved inorganic carbon (DIC), total alkalinity, pH on total scale, dissolved organic carbon (DOC), chlorofluorocarbons (CFC-11, CFC-12), temperature, salinity and other hydrographic and chemical variables collected from discrete samples and profile observations during NOAA Ship Ronald H. Brown cruise along the GO-SHIP Section P16N_2015, Legs 1 and 2 (EXPOCODEs 33RO20150410 and 33RO20150525) in the Pacific Ocean, from 2015-04-10 to 2015-06-27 (NCEI Accession 0163182)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes discrete and profile observation data collected from NOAA Ship Ronald H. Brown in the Pacific Ocean from 2015-04-10 to 2015-06-27. These data... -
Federal
Chemical and isotopic composition of gas, water, and solids from the 2019-2020 water lake in Halema’uma’u Crater, Kīlauea Volcano, Hawaii: Sulfur isotope analysis of samples from outside the Kīlauea summit crater lake
Department of the Interior —
Samples from outside the crater lake were analyzed for their sulfur isotopic composition. Samples of sulfate alteration and native sulfur from the Kīlauea summit,... -
Federal
Earth System Research Laboratory Halocarbons and Other Atmospheric Trace Gases Otto Instrument Measurements
National Oceanic and Atmospheric Administration, Department of Commerce —
The Halocarbons and other Atmospheric Trace Species (HATS) group aims to quantify the atmospheric burden, and the distributions and magnitudes of sources and sinks... -
Federal
Discrete carbon dioxide, hydrographic, and chemical data obtained during the R/V Hudson cruise in the North Atlantic Ocean on GO-SHIP Repeat Section AR07W_2014 from 2014-05-02 to 2014-05-24 (NCEI Accession 0157623)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes chemical, discrete sample, physical and profile data collected from HUDSON in the Davis Strait, Labrador Sea and North Atlantic Ocean from... -
Federal
Carbon dioxide, hydrographic, and chemical data obtained during the R/V Nathaniel B. Palmer cruise in the Southern Ocean on CLIVAR Repeat Hydrography Section S04P from 2011-02-19 to 2011-04-23 (NCEI Accession 0109933)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes discrete sample data collected from NATHANIEL B. PALMER in the Southern Oceans from 2011-02-19 to 2011-04-23. These data include... -
Federal
Provisional Multi-GAS Volcanic Gas Monitoring Data, Obsidian Pool thermal area, Yellowstone National Park
Department of the Interior —
This release presents provisional volcanic gas monitoring data from multi-GAS (multiple Gas Analyzer System) station "YELL_MUD", installed in July 2021 in the... -
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from the ODEN in the Arctic Ocean, Beaufort Sea and Bering Sea from 2005-08-19 to 2005-09-25 (NCEI Accession 0108129)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes chemical, discrete sample, physical and profile data collected from ODEN in the Arctic Ocean, Beaufort Sea and Bering Sea from 2005-08-19 to... -
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, bottle and other instruments from the S. A. AGULHAS in the South Atlantic Ocean from 1997-12-04 to 1998-02-06 (NCEI Accession 0113247)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes chemical, discrete sample, physical and profile data collected from S. A. AGULHAS in the South Atlantic Ocean from 1997-12-04 to 1998-02-06 and... -
Federal
Nonattainment Area - Sulfur Dioxide (SO2 - 2010 Standard)
Department of Transportation —
The Nonattainment Area - Sulfur Dioxide (SO2-2010) dataset was updated on September 30, 2025 by the Environmental Protection Agency (EPA) and is part of the U.S.... -
Federal
Dissolved inorganic carbon (DIC), total alkalinity, pH on seawater scale, partial pressure of carbon dioxide (pCO2), dissolved organic carbon (DOC), chlorofluorocarbons (CFC-11, CFC-12), temperature, salinity and other hydrographic and chemical variables collected from discrete samples and profile observations during NOAA Ship Ronald H. Brown cruise CLIVAR_A16N_2013 (EXPOCODE 33RO20130803) in the Atlantic Ocean from 2013-08-03 to 2013-10-01 (NCEI Accession 0157363)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes discrete profile measurements of dissolved inorganic carbon (DIC), total alkalinity, pH on seawater scale, partial pressure of carbon dioxide... -
Federal
Chemical and isotopic composition of gas, water, and solids from the 2019-2020 water lake in Halema’uma’u Crater, Kīlauea Volcano, Hawaii: Sulfur and oxygen isotopes of dissolved sulfate
Department of the Interior —
Aliquots of collected water samples were prepared for isotopic analysis at the USGS laboratories in Menlo Park, CA by precipitating dissolved sulfate as barium... -
Federal
Dissolved inorganic carbon, alkalinity, temperature, salinity and other variables collected from discrete sample and profile observations using CTD, Coulometer for DIC measurement and other instruments from RRS JAMES COOK in the South Atlantic Ocean and Southern Oceans from 2010-03-19 to 2010-04-24 (NCEI Accession 0108069)
National Oceanic and Atmospheric Administration, Department of Commerce —
This dataset includes discrete sample and profile data collected from RRS JAMES COOK in the South Atlantic Ocean and Southern Oceans (> 60 degrees South) from... -
Federal
A multi-year record of chemical and isotopic composition of water from springs of the Shenandoah National Park, Virginia
Department of the Interior —
During October 1995 through March 2014, the U.S. Geological Survey in cooperation with the National Park Service, Luray, Virginia Station collected and analyzed... -
Federal
Gas chemistry and isotope compositions at Sulphur Banks, Kīlauea Volcano, Hawai`i
Department of the Interior —
Sulphur Banks, near the summit of Kīlauea Volcano on the Island of Hawai`i, is a thermal area where volcanic gases and steam are discharged. A research well drilled...