374 



FORESTRY AND IRRIGATION 



Four-inch Centrifugal Pump driven by a twenty horse-power Gasoline Engine, near 

 San Jose. Capacity 600 gallons per minute. 



LOSS OF WATER BY EVAPORATION. 



During the present season evapora- 

 tion records are being taken at the fol- 

 lowing places in California : Calexico, 

 in the Imperial Valley ; Pomona and 

 Riverside, in southern California ; Tu- 

 lare, in the San Joaquin Valley ; 



Berkeley, to represent the Coast coun- 

 ties, and Chico, in the Sacramento 

 Valley. Some of these stations are 

 scantily equipped, but at other places 

 there are water- jacketed galvanized 

 iron tanks and apparatus for raising 

 and weighing them, besides rain- 



Another View of Same Pumping Plant 



