Catalog - Data.gov

Found 81 datasets matching "porewater".

Federal
Sediment Porewater Data Set
- Organization: U.S. Environmental Protection Agency
- Updated: 2018-06-20
The data set contains a summary of all measurements that were collected at the cottage grove reservoir over the time period of the study. This dataset is associated with the following...
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Search relevance: 137.11 | Views last month: 0
Federal
Volatile and semivolatile organic compound concentrations in paired porewater and surface-water samples and groundwater samples at the Garland Creosoting Superfund Site, Longview, Texas, 2023–24
- Organization: Department of the Interior
- Updated: 2024-06-24T00:00:00Z
The Garland Creosoting Superfund Site in Longview, Texas is an abandoned wood treatment facility that used creosote to preserve wood products between 1960 and 1997. Previous remediation activities...
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Search relevance: 99.53 | Views last month: 0
Federal
Refugio DARP Porewater Chemistry Analysis Results (DIVER Query)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-04-15T00:00:00.000+00:00
On May 19, 2015, a pipeline owned ruptured in Santa Barbara County, California, near Refugio State Beach. An estimated 21,000 gallons of the oil flowed overland from the break site into the...
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Search relevance: 93.61 | Views last month: 0
Federal
Sediment and porewater nitrification and organic matter data in a Northern Gulf of Mexico marsh from 2021-05-26 to 2022-05-21 (NCEI Accession 0301084)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2025-02-05T00:00:00.000+00:00
We conducted a year-long study with the main objective of comparing denitrification, anammox, and dissimilatory nitrate reduction to ammonium (DNRA) across three different vegetation zones...
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Search relevance: 89.41 | Views last month: 0
Federal
Comma-delimited Text File of the Porewater Salinity Values of Cores Collected August, 2006 in the Nauset Marsh Area of Cape Cod, Massachusetts
- Organization: Department of the Interior
- Updated: 2024-03-18T00:00:00Z
In order to test hypotheses about groundwater flow under and into estuaries and the Atlantic Ocean, geophysical surveys, geophysical probing, submarine groundwater sampling, and sediment coring...
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Search relevance: 87.47 | Views last month: 1
Federal
Mobilization of porewater Pb and Zn in response to seasonal flooding within contaminated wetlands v.1.0
- Organization: U.S. Environmental Protection Agency
- Updated: 2024-11-06
The dataset contains the data that was used to generate the tables and figures in the publication of the same name. This dataset is associated with the following publication: Wade, A.M., C.S....
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Search relevance: 86.16 | Views last month: 1
Federal
Short-lived radioisotope, sediment core photographs, and bulk density and porewater data from sediment cores collected aboard R/V Weatherbird II cruises WB-0813 and WB-1405 in the Gulf of Mexico from 2013-08-15 to 2013-09-27 (NCEI Accession 0229075)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-04-22T00:00:00.000+00:00
This dataset contains short-lived radioisotope (SLRad), sediment core photographs, and bulk density/porewater data from sediment cores collected aboard R/V Weatherbird II cruises WB-0813 and...
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Search relevance: 82.47 | Views last month: 0
Federal
Rates of denitrification and porewater nutrient concentrations at a saltmarsh in Alabama from 2015-04 to 2016-10 (NCEI Accession 0219938)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-09-30T00:00:00.000+00:00
This dataset is generated from a study of a saltmarsh on Dauphin Island (30º15.43’N, 88º07.438’W) that is dominated by Spartina alterniflora and is interspersed with Juncus roemerianus. Tides are...
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Search relevance: 81.94 | Views last month: 0
Federal
EPA Data for Potential hazards of PAHs in Great Lakes tributaries using water column and porewater passive samplers and sediment equilibrium partitioning
- Organization: U.S. Environmental Protection Agency
- Updated: 2023-06-26
Data associated with Supplementary Figures S5-S9 from Potential hazards of PAHs in Great Lakes tributaries using water column and porewater passive samplers and sediment equilibrium...
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Search relevance: 80.66 | Views last month: 1
Federal
Short-lived radioisotope, sediment core photographs, and bulk density/porewater data from sediment cores collected aboard R/V Weatherbird II and R/V Justo Sierra cruises in the Gulf of Mexico from 2015-07-30 to 2015-10-01 (NCEI Accession 0232032)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-06-09T00:00:00.000+00:00
This dataset contains short-lived radioisotope (SLRad), sediment core photographs, and bulk density/porewater data from sediment cores collected aboard R/V Weatherbird II and R/V Justo Sierra...
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Search relevance: 75.35 | Views last month: 0
Federal
Southwest Everglades coastal soil pore water data Everglades National Park 1997-2012
- Organization: Department of the Interior
- Updated: 2021-11-15T00:00:00Z
Soil porewater (30cm and 60cm depth) was sampled for specific conductance, salinity and temperature in the southwest coastal Everglades, Everglades National Park from 1997-2012 at four sampling...
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Search relevance: 74.80 | Views last month: 0
Federal
Surface Water and Porewater Chemistry and Nitrogen Biogeochemistry of Cell 3A, Prado Wetlands, Riverside, CA, USA (2018) (ver. 2.0, April 2025)
- Organization: Department of the Interior
- Updated: 2025-04-21T00:00:00Z
Shallow, unit process open water (UPOW) constructed wetlands effectively remove a range of emerging and traditional water contaminants. Yet, much remains to be learned about internal carbon and...
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Search relevance: 69.53 | Views last month: 0
Federal
Porewater chloride and sulfate concentrations from piston and gravity cores collected in September 2019 offshore of south-central California (USGS FAN 2019-642-FA)
- Organization: Department of the Interior
- Updated: 2021-10-16T00:00:00Z
This dataset includes concentrations chloride and sulfate in porewater from piston and gravity cores collected in September 2019 offshore of south-central California aboard the R/V Bold Horizon....
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Search relevance: 68.94 | Views last month: 0
Federal
Saltmarsh carbon and nitrogen cycling nutrient data in two northern Gulf of Mexico saltmarsh plants from 2017-2018 (NCEI Accession 0209238)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2020-05-08T00:00:00.000+00:00
This dataset contains salt marsh nutrient data to determine the biogeochemical impact of elevated nutrient loading on ecosystem carbon dynamics and nitrate reduction pathways (denitrification and...
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Search relevance: 61.66 | Views last month: 0
Federal
Geochemical data supporting investigation of solute and particle cycling and fluxes from two tidal wetlands on the south shore of Cape Cod, Massachusetts, 2012-19 (ver. 3.0, January 2025)
- Organization: Department of the Interior
- Updated: 2025-01-29T00:00:00Z
Assessment of geochemical cycling within tidal wetlands and measurement of fluxes of dissolved and particulate constituents between wetlands and coastal water bodies are critical to evaluating...
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Search relevance: 55.92 | Views last month: 0
Federal
EPA Porewater Data in saltwater intrusion freshwater marsh carboon cycling MS
- Organization: U.S. Environmental Protection Agency
- Updated: 2017-12-04
Soil pore water data (N and P chemistry data) from a field experiment examining salt water intrusion effects on freshwater tidal marshes, This dataset is associated with the following...
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Search relevance: 51.92 | Views last month: 0
Federal
Ecosystem carbon exchange and nitrogen removal rates in two 33-year-old constructed salt marshes are similar to those in a nearby natural marsh 2018-11-30 to 2020-03-08 (NCEI Accession 0227949)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-04-21T00:00:00.000+00:00
We conducted a year-long study with the main objective of comparing seasonal plant productivity, ecosystem respiration (ER), denitrification, and dissimilatory nitrate reduction to ammonium (DNRA)...
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Search relevance: 51.15 | Views last month: 0
Federal
Gas chromatography-mass spectrometry characterization, short-lived radioisotope, and other sediment data collected aboard R/V Weatherbird cruise WB-0814 in the northern Gulf of Mexico from 2014-08-14 to 2014-08-28 (NCEI Accession 0226099)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-03-12T00:00:00.000+00:00
This dataset contains data from sediment cores collected aboard R/V Weatherbird cruise WB-0814 in the northern Gulf of Mexico from 2014-08-14 to 2014-08-28. It includes gas chromatography-mass...
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Search relevance: 50.01 | Views last month: 0
Federal
Data on soil porewater salinity and water level above soil surface of tidal freshwater forested wetlands in Virginia.
- Organization: Department of the Interior
- Updated: 2020-08-18T00:00:00Z
Denitrification measurements and ecosystem attributes in hummock-hollow microtopography of tidal freshwater forested wetlands along longitudinal riverine positions (upper, middle, and lower tidal...
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Search relevance: 48.04 | Views last month: 0
Federal
CTD, Short-lived radioisotope, sediment sample location data, and other sediment data types collected aboard R/V Weatherbird cruise WB-0816 in the Gulf of Mexico from 2016-08-05 to 2016-09-09 (NCEI Accession 0226799)
- Organization: National Oceanic and Atmospheric Administration, Department of Commerce
- Updated: 2021-04-14T00:00:00.000+00:00
This dataset contains CTD, short-lived radioisotope (SLRad), sediment sample location data, and other sediment data types obtained from sediment cores collected aboard R/V Weatherbird cruise...
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Search relevance: 44.50 | Views last month: 0

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