Catalog - Data.gov

Found 112 datasets matching "dissolved methane".

Federal
Dissolved methane and CO2 concentrations and stable carbon isotopes from the coastal Arctic landscape of the Greiner Lake watershed, Nunavut, Canada in June 2022 and June-July 2023
- Organization: Department of the Interior
- Updated: 2025-01-30T00:00:00Z
A watershed in the coastal Canadian Arctic was sampled for dissolved carbon dioxide and methane concentration and stable carbon (carbon-13) isotopes to trace the transport, production, and...
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Search relevance: 120.11 | Views last month: 0
Federal
Significance of dissolved methane in effluents of anaerobically treated low strength wastewater and potential for recovery as an energy product: A review
- Organization: U.S. Environmental Protection Agency
- Updated: 2016-09-19
The data set includes estimations of energy required for processes related to the operation of Anaerobic Membrane Bioreactors. This dataset is associated with the following publication: Crone,...
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Search relevance: 108.70 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity (TA), pH on total scale, partial pressure of CO2 (pCO2), hydrogen sulfide (H2S), methane (CH4), nutrients, dissolved oxygen, water temperature, salinity and other measurements collected from discrete samples and profile observations in Whycocomagh Bay, Bras d’Or lakes from 2016-12-06 to 2017-12-05 (NCEI Accession 0240802)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-09-02T00:00:00.000+00:00
This dataset includes discrete sample and profile data collected in Whycocomagh Bay, Bras d’Or lakes from 2016-12-06 to 2017-12-05. These data include dissolved inorganic carbon (DIC), total...
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Search relevance: 100.49 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity (TA), pH on total scale, partial pressure of CO2 (pCO2), hydrogen sulfide (H2S), methane (CH4), nutrients, dissolved oxygen, water temperature, salinity and other measurements collected from discrete samples and profile observations at Indian Point Aquaculture Site from 2018-05-14 to 2019-09-27 (NCEI Accession 0240809)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-12-10T00:00:00.000+00:00
This dataset includes discrete sample and profile data collected in Indian Point Aquaculture Site from 2018-05-14 to 2019-09-27. The Ocean Acidification condition was monitored at Indian Point...
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Search relevance: 95.36 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity, pH on the total scale, pCO2, methane, chlorofluorocarbons (CFC-12), sulfur hexafluoride, nutrients, dissolved oxygen, temperature, salinity and other measurements collected from discrete samples and profile observations during the Fisheries and Oceans Canada CCGS Amundsen GO-SHIP AR07W Atlantic Zone Offshore Monitoring Program (AZOMP) cruise (EXPOCODE 18DL20190601) in the North Atlantic Ocean and Labrador Sea from 2019-06-01 to 2019-06-21 (NCEI Accession 0237232)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-07-01T00:00:00.000+00:00
This dataset includes discrete sample and profile data collected during the Fisheries and Oceans Canada CCGS Amundsen GO-SHIP AR07W Atlantic Zone Offshore Monitoring Program (AZOMP) cruise...
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Search relevance: 93.77 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity, pH on the total scale, pCO2, methane, chlorofluorocarbons (CFC-12), sulfur hexafluoride, nutrients, dissolved oxygen, temperature, salinity and other measurements collected from discrete samples and profile observations during the Fisheries and Oceans Canada CCGS Hudson GO-SHIP AR07W Atlantic Zone Offshore Monitoring Program (AZOMP) cruise (EXPOCODE 18HU20180425) in the North Atlantic Ocean and Labrador Sea from 2018-04-25 to 2018-05-21 (NCEI Accession 0237146)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-06-24T00:00:00.000+00:00
This dataset includes discrete sample and profile data collected during the Fisheries and Oceans Canada CCGS Hudson GO-SHIP AR07W Atlantic Zone Offshore Monitoring Program (AZOMP) cruise (EXPOCODE...
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Search relevance: 92.94 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity (TA), pH, discrete pCO2, methane, nutrients, dissolved oxygen, water temperature, salinity and other measurements collected from discrete samples and profile observations via opportunistic sampling on the United Nations Convention on the Law of the Sea (UNCLOS) CCGS Louis S. St-Laurent cruises 2014-10, 2015-05, and 2016-15 by Natural Resources of Canada (NRCan) in the Arctic Ocean, Beaufort Sea and Canada Basin from 2014-08-28 to 2016-09-13 (NCEI Accession 0240685)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-09-03T00:00:00.000+00:00
This dataset includes discrete sample and profile data collected during United Nations Convention on the Law of the Sea (UNCLOS) cruises 2014-10, 2015-05, and 2016-15 by Natural Resources of...
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Search relevance: 88.60 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity (TA), partial pressure of CO2 (pCO2), methane, dissolved oxygen, water temperature, salinity and other measurements collected from discrete samples and profile observations during the ArcticNet CCGS Amundsen cruises AMU2016-02, AMU2017-02, and AMD1802 (EXPOCODEs 18DL20160716, 18DL20170714, 18DL20180725) as part of the HiBio project in Baffin Bay and Davis Strait from 2016-07-16 to 2018-08-13 (NCEI Accession 0240704)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-09-01T00:00:00.000+00:00
This dataset includes discrete sample and profile data collected during the ArcticNet CCGS Amundsen cruises AMU2016-02, AMU2017-02, and AMD1802 (EXPOCODEs 18DL20160716, 18DL20170714, 18DL20180725)...
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Search relevance: 79.57 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity (TA), partial pressure of carbon dioxide (pCO2), methane (CH4) and other biogeochemical measurements collected from discrete samples and profiling sensors during the Bedford Basin Monitoring Program in the Bedford Basin from 2016 to 2022 (NCEI Accession 0240502)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2024-05-20T00:00:00.000+00:00
This dataset includes dissolved inorganic carbon (DIC), total alkalinity (TA), partial pressure of carbon dioxide (pCO2), methane (CH4), nutrients, oxygen, particulate organic carbon, nitrogen...
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Search relevance: 74.14 | Views last month: 0
Federal
Surface water and shallow groundwater geochemistry and radium isotopes measured from land-based sampling in coastal Georgia, USA from 2001-07-26 to 2010-09-28 (NCEI Accession 0208686)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-07-21T00:00:00.000+00:00
Surface water and groundwater radium activities, concentrations of various dissolved materials, and environmental parameters (water temperature, salinity, and pH). Activities of 228Ra, 226Ra,...
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Search relevance: 72.37 | Views last month: 0
Federal
LBA-ECO LC-07 Methane and Carbon Dioxide Emissions from Balbina Reservoir, Brazil
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-17
This data set provides flux measurements of methane (CH4) and carbon dioxide (CO2) from surface waters to the atmosphere. It also provides CH4, CO2, and oxygen (O2) concentrations of surface...
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Search relevance: 63.62 | Views last month: 0
Federal
Geochemistry data collected (1985-2015) for understanding the evolution of groundwater-contaminant plume chemistry emanating from legacy contaminant sources, an example from a long-term crude oil spill near Bemidji, Minnesota
- Organization: Department of the Interior
- Updated: 2022-07-20T00:00:00Z
This U.S. Geological Survey (USGS) Data Release is focused on the geochemistry of wells within the oil zone and groundwater monitoring wells away from the oiled zone at the National Crude Oil...
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Search relevance: 61.83 | Views last month: 0
Federal
Dissolved inorganic carbon (DIC), total alkalinity, pH on total scale, temperature, salinity, oxygen, nutrients and other measurements collected from discrete samples and profile observations during the R/V Keifu Maru II cruise ks201802 (EXPOCODE 49UF20180129), in the Pacific Ocean from 2018-01-29 to 2018-03-09 (NCEI Accession 0209269)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-03-24T00:00:00.000+00:00
This dataset includes discrete profile measurements of dissolved inorganic carbon (DIC), total alkalinity, pH on total scale, temperature, salinity, oxygen, methane and nutrients collected during...
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Search relevance: 58.69 | Views last month: 0
Federal
Chemical, physical and profile oceanographic data collected aboard the RYAN CHOUEST in the Gulf of Mexico from 2010-09-04 to 2010-09-08 in response to the Deepwater Horizon Oil Spill event (NCEI Accession 0069120)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-10-15T00:00:00.000+00:00
Chemical, physical and profile oceanographic data were collected aboard the RYAN CHOUEST in the Gulf of Mexico from 2010-09-04 to 2010-09-08 in response to the Deepwater Horizon Oil Spill event on...
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Search relevance: 58.07 | Views last month: 1
Federal
Water temperature, salinity, oxygen, dissolved inorganic carbon, pH, and others collected by CTD and Niskin bottles from research vessel Hugh R. Sharp in Mid-Atlantic Bight from 2017-08-25 to 2017-09-03 (NCEI Accession 0209187)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-03-20T00:00:00.000+00:00
This dataset contains water temperature, salinity, oxygen, dissolved inorganic carbon, pH, and other sea water chemical parameters collected by CTD and Niskin bottles from research vessel Hugh R....
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Search relevance: 56.41 | Views last month: 0
Federal
Dissolved inorganic carbon, pH, alkalinity, temperature, salinity and other variables collected from discrete samples and profile observations during the USCCG Healy cruise HLY1502 (EXPOCODE 33HQ20150809) in the Arctic Ocean, Bering Sea, and Chukchi Sea from 2015-08-09 to 2015-10-13 (NCEI Accession 0156924)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-12-16T00:00:00.000+00:00
This dataset includes discrete profile data collected during the USCCG Healy cruise HLY1502 (EXPOCODE 33HQ20150809) in the Arctic Ocean, Bering Sea, and Chukchi Sea from 2015-08-09 to 2015-10-13....
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Search relevance: 55.28 | Views last month: 0
Federal
Dissolved greenhouse gas concentrations and fluxes from Wetlands P7 and P8 of the Cottonwood Lake Study area, Stutsman County, North Dakota, 2015
- Organization: Department of the Interior
- Updated: 2022-02-22T00:00:00Z
A study was conducted to assess the relationships among carbon mineralization, sulfate reduction and greenhouse gas emissions in prairie pothole wetlands. These data are for dissolved methane and...
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Search relevance: 51.35 | Views last month: 0
Federal
Water and gas chemistry; Washington, Oregon, and Northern California; 1970-1997: Mariner et al., 2003
- Organization: Department of the Interior
- Updated: 2024-03-13T00:00:00Z
Water and gas chemistry data from: Mariner, R.H., Evans, W.C., Presser, T.S. and White, L.D., 2003. Excess nitrogen in selected thermal and mineral springs of the Cascade Range in northern...
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Search relevance: 51.16 | Views last month: 0
Federal
LBA-ECO LC-07 Methane Releases from Two Amazon Hydroreservoirs, Brazil: 2000-2001
- Organization: National Aeronautics and Space Administration
- Updated: 2026-02-17
This data set reports methane (CH4) fluxes at the water-air interface and concentrations and isotopic signals of CH4 in the bubbles stirred up from the sediment in Tucurui and Samuel reservoirs in...
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Search relevance: 50.83 | Views last month: 0
Federal
Data from Methane in Aquifers Used for Public Supply in the United States
- Organization: Department of the Interior
- Updated: 2020-08-26T00:00:00Z
In 2013 to 2015, 833 public supply wells in 15 Principal aquifers in the United States (U.S.) were sampled to identify which aquifers contained high methane concentrations (>1 mg/L) and determine...
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Search relevance: 50.30 | Views last month: 0

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