• Organization: U.S. Environmental Protection Agency
• Updated: 2017-10-03

Water stable isotope data (hydrogen and oxygen isotopes of H2O) from wetlands and streams within the Pipestem Creek watershed. This data was collected over two open water seasons (May-September):...

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• Organization: Department of the Interior
• Updated: 2024-10-21T00:00:00Z

This data release includes field parameters (pH and specific conductance), major ion geochemistry (B, Ba, Br, Cl, Ca, Fe, K, Li, Mg, Mn, Na, Si, SO4, Sr), total dissolved solids, specific gravity,...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2020-03-30T00:00:00.000+00:00

This dataset includes measurements of water temperature, salinity, methane concentration, methane stable isotopes, and others chemical parameters collected by CTD and Niskin bottles from research...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2020-10-20

Water stable isotope data (both hydrogen and oxygen isotopes of H2O) from the Snoqualmie River Basin from 2017-2018. This data was paired with USGS gauge data so includes watershed...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2018-10-25T00:00:00.000+00:00

This dataset is the SURATLANT (SURveillance ATLANTique) dataset and consists of individual data of temperature, salinity, dissolved inorganic carbon (DIC) and its isotopic composition d13CDIC,...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2020-10-20

Water stable isotope data (hydrogen and oxygen isotopes of H2O) for 5 river basins in Washington state and Alaska. The samples were collected in 2017 during summer baseflow season. Collection...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2025-03-31

Water stable isotope ratios (2H and 18O) from the Willamette River Basin in Oregon, USA. Isotope values in the Willamette River are from both Portland and Corvallis Oregon, and were collected...

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• Organization: Department of the Interior
• Updated: 2020-08-24T00:00:00Z

This data release presents the results of analyses of biota and water samples collected on multiple dates from 2007 to 2014 at 3 locations in Lake Mead National Recreation Area. Data are presented...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-05-20T00:00:00.000+00:00

This dataset contains water temperature, salinity, and oxygen concentration taken by CTD, as well as stable oxygen and hydrogen isotope observations inferred from laboratory analyses of seawater...

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• Organization: Department of the Interior
• Updated: 2023-06-07T00:00:00Z

This U.S. Geological Survey (USGS) Data Release is focused on the geochemistry of wastewater (including flowback and produced water) samples, co-produced with natural gas, collected from the...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2024-09-30

A link to Water stable isotopes for streams and precipitation samples in the HJ Andrews Experimental Forest, 2014-2023 https://doi.org/10.6073/pasta/f7bfbab3132ac23002d5df6e837a9d0e

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• Organization: U.S. Environmental Protection Agency
• Updated: 2025-06-02

Stable Isotope Ratios of Nitrate from the National Aquatic Resource Survey 2023 and 2024. We analyzed 163 samples with nitrate concentrations above 2 mg-N/L for oxygen and nitrogen isotopes of...

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• Organization: Department of the Interior
• Updated: 2024-07-31T00:00:00Z

Data was collected in the Cache Slough Complex located in the northern San Francisco Estuary to characterize water quality parameters at high spatial resolution. Data collection was conducted on...

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• Organization: Department of the Interior
• Updated: 2022-01-21T00:00:00Z

This child item of the data release contains groundwater-level elevation and water-quality data, both collected by contractors to U.S. Environmental Protection Agency (EPA) and later furnished to...

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• Organization: Department of the Interior
• Updated: 2025-05-11T00:00:00Z

Glaciers are critical sources of water and solutes to downstream riverine and marine ecosystems. Samples were collected from surface streams, groundwater, rain, snow, and ice in the Wolverine...

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• Organization: U.S. Environmental Protection Agency
• Updated: 2023-08-13

Stable water isotopes of precipitation across the USA and from summer and winter. Additionally isotopic data was included for river water within the Willamette River in Oregon. The d18O and d2H...

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• Organization: National Oceanic and Atmospheric Administration, Department of Commerce
• Updated: 2024-09-20T00:00:00.000+00:00

This dataset includes discrete profile measurements of dissolved inorganic carbon (DIC), total alkalinity (TA), water temperature, salinity, dissolved oxygen, macronutrients, and oxygen isotopes...

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• Organization: Department of the Interior
• Updated: 2023-08-30T00:00:00Z

This data release contains tabular data (comma-separated-value files) of natural radiogenic isotopes of strontium, uranium, and thorium for samples of modern water, speleothems, associated with...

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• Organization: Department of the Interior
• Updated: 2022-07-07T00:00:00Z

This dataset includes field and lab data for fish, vegetation, zooplankton, phytoplankton, fish diets, and stable isotopes collected during daylight hours in the Sacramento Deep Water Shipping...

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• Organization: Department of the Interior
• Updated: 2024-06-09T00:00:00Z

These data include water chemistry from springs, streams, rivers, and shallow groundwater collected in the Arctic National Wildlife Refuge in northern Alaska. Chemical analyses were performed for...

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