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Real-time Data

Our scientists gather information through periodic or continuous measurement in the field to provide a view of current conditions. In some instances, observations may not be subject to rigorous review before release; this will be noted in the documentation accompanying the data.

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Real-time streamflow compared to historical streamflow (Tennessee)

Map of real-time streamflow compared to historical streamflow for the day of the year (Tennessee)

Water, Energy, and Biogeochemical Budgets (WEBB): Loch Vale Data

The chemistry of streams and lakes have been monitored in Loch Vale since 1983. Changes in stream and lake chemistry have been traced to variations in climate and atmospheric deposition of pollutants. Samples are collected throughout the year in Loch Vale. This provides information on seasonal variations in stream and lake chemistry.