The U.S. Geological Survey WaterAlert service sends e-mail or text (SMS) messages when certain parameters, as measured by a USGS real-time data-collection station, exceed user-definable thresholds.Read more

Provides access to water-resources data collected at over 1.5 million sites in the 50 States and selected other areas. Data are organized by: o Current conditions—sites with real-time or recent surface-water, groundwater, or water-quality data. o Site information—descriptive site information for...Read more

AHPS provide forecasts of river levels and river flow volumes from an hour to a season for areas large and small, including river forecast information such as: o How high the river will rise; o When the river will reach its peak; o Where property will be flooded; o How long flooding will continue;...Read more

This dashboard provides access to maps and data that can help water resource managers and urban planners monitor the potential for extreme precipitation and drought in their regions. The dashboard is organized into three categories: observations; forecasts and outlooks; and people and assetsRead more