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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

Lower Colorado River Hydrologic Monitoring Network Lower Colorado River Hydrologic Monitoring Network

The Lower Colorado Monitoring Network, located along the All-American Canal in Imperial County, California, is a series of groundwater-level and water-quality wells, as well as streamgages and micro-gravity sites. This interactive map displays the sites and provides links to the most current data.

Annual Water Data Reports - Iowa, Illinois, and Missouri Annual Water Data Reports - Iowa, Illinois, and Missouri

Beginning with Water Year 2006 and ending with Water Year 2013, annual water data reports were made available as individual electronic Site Data Sheets for the entire Nation for retrieval, download, and localized printing on demand. As of 2014, NWISWeb now provides an on-demand, print-ready Water-Year Summary as an annual water-data product.

GAMA-Priority Basin Project Groundwater-Quality Results: Assessment and Trends GAMA-Priority Basin Project Groundwater-Quality Results: Assessment and Trends

This interactive webmap plots water-quality data from domestic and public-supply wells sampled by the USGS for the California Groundwater Ambient Monitoring and Assessment Program (GAMA) Priority Basin Project, and allows users to download datasets.
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