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• Organization: Department of the Interior
• Dataset Last Updated: April 12, 2024 at 12:00 AM

Optical sensors measuring fluorescence of dissolved organic matter (fDOM) are increasingly used in water quality studies because they provide proxy measurements for a variety of contaminants and...

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• Organization: Department of the Interior
• Dataset Last Updated: January 16, 2025 at 12:00 AM

Carbon (C) and nitrogen (N) extracted from soil with water are associated with available plant nutrients and microbial activity, but information about how C and N have changed over time in the...

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• Organization: Department of the Interior
• Dataset Last Updated: November 30, 2023 at 12:00 AM

Here, we present data supporting temporal variability and sources of PFAS in the Rio Grande through an arid urban area using high-frequency sampling and novel samplers. Data are compiled into two...

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• Organization: Department of the Interior
• Dataset Last Updated: August 07, 2024 at 12:00 AM

One phenomenon that has been shown to concentrate and release per- and polyfluoroalkyl substances (PFAS) in surface water is the formation of natural foams. For surface water foams to form,...

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• Organization: Department of the Interior
• Dataset Last Updated: February 14, 2024 at 12:00 AM

Here we report optical data collected as part of a collaborative study between USGS Pennsylvania Water Science Center, Pennsylvania Department of Environmental Protection and Water Mission Area...

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