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USGS WaterWatch
WaterWatch (http://waterwatch.usgs.gov) is a U.S. Geological Survey (USGS) World Wide Web site that displays maps, graphs, and tables describing real-time, recent, and past... -
USGS WaterAlert
Real-time data from USGS monitoring locations are transmitted via satellite or other telemetry to USGS offices at various intervals; in most cases, once every hour. Emergency...