OCR Text |
Show Data obtained for a period 973 of little more than & year would indicate that the quantity of suspended matter in the Colorado River at Lees Ferry is about the same as at Grand Canyon . There are occasions , however , when the Little Colorado increased the load at Grand Canyon a little bit . ( R . 3801 . ) ( Water Arater ) Supply Paper ( 636-A 636A ) , " Quality of Water in the Colorado River 1926 to 1928 , " gives analyses of water from Grand Canyon , Topock , and Yuma Stations on the Colorado River , and from the ( Good Good- Good ) rich Station on the San Juan . River . ( R . 3801 . ) Compl . Exh . No . 493 , Water Supply Paper No , ( 636-A 636A ) , received in evidence . ( R . , Vol . 21 , p . 3801 . ) ( Water INTater ) Supply Paper No . ( 636-B 636B ) , ( "Suspended Suspended ) ( Mat Mat- Mat ) ter in Colorado River , 1925 to 1928 / ( ; y ) contains the results of studies on the silt samples and water sam - ples from all the gauging stations through September 30y 1928 . Compl . Exh . No . 494 , Water Supply Paper No . ( 636-A 636A ) , received in evidence . ( R . , Vol . 21 , p . 3802 . ) This ( year's years ) reports have not been published . He has the figures , or a summary of the different stations , giving suspended matter carried by the Colorado River and its tributaries during the year ending ( Sep Sep- Sep ) ¬ tember 30 , 1929 . Figures for the silt samples were not available for all of these stations , so he has based these quantities on the quantities he found in the water samples , these quantities are a minimum , rather than the total quantities carried , because of the nature of the samples taken . 33 : ; ( 07----31-VOL- 0731VOL ) 2-16 |