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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.

Filter Total Items: 299

Water Data Mapper Water Data Mapper

The National Water Information System (NWIS) provides map-interface access to data at over 1.5 million water-monitoring sites.

Water Quality Water Quality

Table-based interface allow you to get the latest water-quality data for thousands of water monitoring sites in the Nation.

Groundwater Groundwater

Table-based interface allow you to get the latest groundwater levels data for thousands of water monitoring sites in the Nation.

Surface water Surface water

Table-based interface allow you to get the latest streamflow and other surface-water data for thousands of water monitoring sites in the Nation.
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