Usgs Gage Data - Learn how to use. When fully implemented, the national water availability assessment data companion (nwdc) will provide regularly updated online information about water quantity,. As of october 2025, continuous water levels were measured at 12,165 gages; The data are typically transmitted to usgs computers within 1 hour of measurement. Access river level and other water information and weather conditions in your neighborhood! Explore the new usgs national water dashboard; Search for sites with data current conditions
Learn how to use. When fully implemented, the national water availability assessment data companion (nwdc) will provide regularly updated online information about water quantity,.