Water-supply Paper, Band 444

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U.S. Government Printing Office, 1919
 

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Seite 7 - For gaging the streams and determining the water supply of the United States, and for the investigation of underground currents and artesian wells, and for the preparation of reports upon the best methods of utilizing the water resources.
Seite xxxiv - A review of the laws forbidding pollution of inland waters in the United States (second edition), by EB Goodell.
Seite 131 - Daily discharge ascertained by applying to the rating table mean daily gage height determined by inspecting gage-height graph, or for days of considerable fluctuation by averaging discharge for intervals of the day.
Seite xxxviii - Price 15 cents. 32. Lists and Analyses of the Mineral Springs of the United States (a Preliminary Study), by Albert C.
Seite 8 - Second-feet per square mile" is the average number of cubic feet of water flowing per second from each square mile of area drained, on the assumption that the run-off is distributed uniformly, both as regards time and area. "Run-off in inches...
Seite 12 - ... height is the mean for the day, it does not indicate correctly the stage when the water surface was at crest height and the corresponding discharge was consequently larger than given in the maximum column. Likewise, in the column headed "Minimum" the quantity given is the mean flow for the day when the mean gage height was lowest. The column headed "Mean" is the average flow in cubic feet for each second during the month.
Seite 7 - That this officer shall have the direction of the Geological Survey, and the classification of the public lands and examination of the Geological Structure, mineral resources and products of the national domain...
Seite 11 - ... 1 cubic foot of water weighs 62.5 pounds. 1 cubic meter per minute equals 0.5886 second-foot. 1 horsepower equals 550 foot-pounds per second. 1 horsepower equals 76.0 kilogram-meters per second. 1 horsepower equals 746 watts. 1 horsepower equals 1 second-foot falling 8.80 feet.
Seite 96 - ... table. Daily discharge ascertained by applying to the rating table mean daily gage height, determined by inspecting gage-height graph, or, for days of considerable fluctuation, by averaging results obtained by applying to rating table gage heights for regular intervals of day.
Seite 9 - CONVENIENT EQUIVALENTS The following is a list of convenient equivalents for use in hydraulic computations: Table for converting discharge in second-feet per square mile into run-off in depth in inches over the area NOTE. — For partial month, multiply the values for one day by the number of days.

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