134 



DIVISION OP WATER EESOURCES 



TABLE 60 



MONTHLY EVAPORATION RECORDS AT CHATSWORTH RESERVOIR, 



CALIFORNIA, 1931-1933 



Observed by Bureau of Water Works and Supply, City of Los Angeles 



Month 



January. -- 

 February.. 



March 



April 



May 



June 



July 



August 



September. 

 October. -- 

 November. 

 December. 



Total - 



Depth in inches 



1931 



10.106 

 8.260 

 7.475 

 5.245 

 3.686 



1932 



4.095 

 3.302 

 5.890 

 7.235 

 7.615 

 8.410 

 10.100 

 10.350 

 7.355 

 7.655 

 7.600 

 4.310 



83.917 



1933 



4.688 

 5.425 

 6.605 

 5.705 



Type of tank — Los Angeles County Flood Control District. 



Description of tank: 2 feet in diameter by 3 feet deep; set 2.75 feet in the ground. 



Elevation of station — Approximately 900 feet. 



Records furnished by H. A. Van Norman, Chief Engineer and General Manager. 



TABLE 61 



MONTHLY EVAPORATION RECORDS AT ENCINO RESERVOIR, 

 CALIFORNIA, 1930-1933 



Observed by Bureau of Water Works and Supply, City of Los Angeles 



Description of pans: 



Standard Weather Bureau pan — 48 inches in diameter by 10 inches deep. 



Floating pan — 30 inches square by 18 inches deep. 



Los Angeles County Flood Control District tank — 2 feet in diameter by 3 feet deep; set 2.75 feet in the ground. 



Elevation of station — Approximately 1,020 feet. 



Records furnished by H. A. Van Norman, Chief Engineer and General Manager. 



