• Organization: Department of the Interior
• Updated: 2023-03-30T00:00:00Z

Water samples for Oxygen-18 and deuterium isotope determinations were stored unfiltered in 15 ml glass bottles and analyzed at the USGS laboratories in Reston, Virginia. Analysis of oxygen...

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• Organization: Department of the Interior
• Updated: 2020-08-31T00:00:00Z

Tabular data demonstrates the performance of a modified reactor setup that enables high-quality hydrogen isotopic analysis of halogen- and sulfur-bearing organics with a modified elemental...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

Chemistry and Isotope Data Sample Collection: Water samples were collected from approximately 100 feet (30 meters) below the water table using either a 4 foot or 6 foot long stainless-steel...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-04-21T00:00:00.000+00:00

This dataset includes chemical, discrete sample, physical and profile data collected from RYOFU MARU in the Philippine Sea from 1995-11-15 to 1995-11-30 and retrieved during cruise...

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• Organization: Department of the Interior
• Updated: 2021-04-08T00:00:00Z

Stable hydrogen (H), oxygen (O), and sulfur (S) isotope data were collected from the Elizabeth copper mine Superfund site, South Strafford, Vermont. Sample media include surface water (H and O),...

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• Organization: Department of the Interior
• Updated: 2021-10-25T00:00:00Z

Ice core from Greenland was melted, filtered, and homogenized. Its stable hydrogen (δ2H) and oxygen (δ18O) isotopic compositions were adjusted to approximately match those of USGS46 ice core water...

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• Organization: Department of the Interior
• Updated: 2020-12-07T00:00:00Z

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 in the 1920s at Sulphur Banks...

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• Organization: Department of the Interior
• Updated: 2023-09-14T00:00:00Z

The stable hydrogen (delta 2H) and oxygen (delta 18O) isotopic compositions of more than 6,400 weekly composite samples of precipitation from nine National Atmospheric Deposition Program (NADP)...

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• Organization: Department of the Interior
• Updated: 2023-09-14T00:00:00Z

The stable hydrogen (delta 2H) and oxygen (delta 18O) isotopic compositions of more than 4,300 weekly composite samples of precipitation from thirteen National Atmospheric Deposition Program...

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• Organization: Department of the Interior
• Updated: 2020-08-27T00:00:00Z

Radiocarbon dating of silicified wood was performed at the U.S. Geological Survey’s Radiocarbon Laboratory in Denver, Colorado. All samples were chemically treated using the standard...

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• Organization: Department of the Interior
• Updated: 2025-02-07T00:00:00Z

The stable hydrogen (delta 2H) and oxygen (delta 18O) isotopic compositions of more than 1,400 daily or weekly composite samples of precipitation from four National Atmospheric Deposition Program...

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• Organization: Department of the Interior
• Updated: 2023-07-07T00:00:00Z

The USGS Precipitation Chemistry Quality Assurance Project (PCQA) conducts research using the infrastructure of the National Atmospheric Deposition Program (NADP) National Trends Network (NTN)....

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• Organization: Department of the Interior
• Updated: 2025-03-04T00:00:00Z

There are over 10,000 hydrothermal features in Yellowstone National Park (YNP), where waters have pH values ranging from about 1 to 10 and surface temperatures up to 95 °C. Active hydrothermal...

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• Organization: Department of the Interior
• Updated: 2023-03-09T00:00:00Z

The Bonnet Carré Spillway (BCS), located about 28 miles northwest of New Orleans, Louisiana, was constructed in the early 1930s as part of an integrated flood-control system for the lower...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-04-04T00:00:00.000+00:00

This dataset includes discrete profile measurements of chlorofluorocarbons (CFC-11, CFC-12), sulfur hexafluoride (SF6), temperature, salinity, dissolved oxygen, helium, tritium and neon collected...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2013-10-02T00:00:00.000+00:00

This dataset includes chemical, discrete sample, physical and profile data collected from YMER in the Arctic Ocean, Barents Sea and North Greenland Sea from 1980-08-11 to 1980-09-19 and retrieved...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2016-02-19T00:00:00.000+00:00

This dataset includes discrete sample and profile data collected from THOMAS G. THOMPSON in the North Pacific Ocean from 1985-08-04 to 1985-09-07 and retrieved during cruise TPS47. These data...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2014-02-24T00:00:00.000+00:00

This dataset includes chemical, discrete sample, physical and profile data collected from METEOR in the North Atlantic Ocean and South Atlantic Ocean from 1990-10-04 to 1990-10-27 and retrieved...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2016-02-19T00:00:00.000+00:00

This dataset includes discrete sample and profile data collected from THOMAS WASHINGTON in the Gulf of Alaska and North Pacific Ocean from 1984-05-04 to 1984-06-04 and retrieved during cruise...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2017-02-23T00:00:00.000+00:00

This dataset includes chemical, discrete sample, physical and profile data collected from POLARSTERN in the South Atlantic Ocean and Southern Oceans (> 60 degrees South) from 1990-11-17 to...

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