A type of channel flow, applied to a specific part of surface runoff in a stream, whether or not it is affected by diversion or regulation.
Historic Flooding in South Georgia, March 27-April 3, 2009 [ More info] Explains the meteorological and hydrologic conditions that led to widespread flooding in this area.
Historic flooding in northern Georgia, September 16-22, 2009 [ More info] Explains the meteorological and hydrologic conditions that led to widespread flooding in this area.
Historical streamflows of Double Mountain Fork of Brazos River and water-surface elevations of Lake Alan Henry, Garza County, Texas, water years 1962-2010 [ More info] Shows graphs illustrating available data from two surface-water monitoring stations near this reservoir supplying water for the city of Lubbock.
How does a U.S. Geological Survey streamgage work? [ More info] Explains how streamflow is measured, how it relates to water level, how stream discharge is measured, and how to find data on streamflow.
Hydraulics Laboratory [ More info] Includes an indoor hydraulics laboratory available for rent. Links to meter calibrations, current meter performance, and modeling activities.
Hydro-Climatic Data Network (HCDN): streamflow data set, 1874 - 1988 [ More info] The Hydro-Climatic Data Network, or HCDN, consists of streamflow records for 1,659 sites throughout United States and its Territories. Records span the period 1874 through 1988, and represent a total of 73,231 water years of information.
Hydroacoustic current meters for the measurement of discharge in shallow streams and rivers [ More info] Description and illustrations of hydroacoustic current meters for measuring the discharge in streams and rivers with links to wading discharge measurements, project progress and plans and references.
Hydroacoustic methods [ More info] Technical information on acoustic methods of measuring water currents and applications of hydroacoustic techniques to problems in surface water hydrology.
Hydrologic conditions for North Dakota [ More info] Links by map location or station number to real-time stage and streamflow, real-time water quality, ground-water data, long-term hydrographs, and annual water-data reports to view and download for past and current water conditions in North Dakota.
Hydrologic conditions in Georgia, 2010 [ More info] Georgia has recently seen a lot of extreme weather events triggering widespread flooding. This summary of streamflow and discharge from selected locations shows graphically the conditions during 2010.
Alphabetical Index of Topics
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