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<br /> <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />f <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />2h <br />- ~ - <br /> <br />Flood Stage. The elevation at which overflow of the <br />natural banks of a st~eam or body of water begins in the <br />reach or area in which the elevation is measured. <br /> <br />Floodway. The channel of the stream and that portion of <br />the floodplain that would be used to carry floodflows. <br /> <br />r-- Intermediate Regional Flood. A flood having an average--r <br />frequency of occurrence in the order of once in 100 years ; <br /> <br />''-1- <br /> <br />although the flood may occur in any year. <br /> <br />Sheet Flow.~oad~ shal~rland <br />from a few inches to not more than 2 feet <br /> <br />I <br />--. <br /> <br />floodflows varying <br /> <br />deep. <br /> <br />e:-'? <br /> <br />( <br />\ <br /> <br />Standard Project Flood. The flood that may be expected <br />from the !moit severe combination of meteorological1and hydro- <br />logical chJhditio~S that are considered reasonably character- <br />l.sflc of the geogr~phical area in which the drainage basin is <br />located, excluding extremely rare combinations. <br /> <br />~ <br /> <br />'- <br />