Happy Isles Gaging Station

Happy Isles Gaging Station. . , Water-stage data recorded at this station are transmitted, via satellite, to the U.S. Geological Survey computer in Reston, Virginia. , The computed streamflow of the Merced River at Happy Isles Bridge is printed at a computer terminal in the office of the U.S. Geological Curriery, Water Resources Division, in Sacramento, California. , This is one of more than 7,000 streamflow stations in the United States operated by the U.S. Geological Survey. The station was selected as a national hydraulic benchmark because of its location in a national park on a stream large unaffected by the activities of man. , Water quantity and faulty data, collected at streamflow stations, are used in operations and planning for power development and for agricultural, industrial, municipal, and recreational uses of water. , At this site, water stage and temperature are recorded and water samples are collected for analysis of dissolved minerals and gases, trace metals, bacteria, and suspended sediment. , The water record at Happy Isles dates back to August 1915 when the station was first establish by the Geological Survey.