A NATIONAL PLAN FOR AMERICAN FORESTRY 



319 



10 



1924 (BEFORE FIRE) 



1925 (AFTER FIRE) 



DAILY PRECIPITATION 



FEBRUARY 



MARCH 



APRIL 



FIGURE 1. Precipitation and run-off relationship in the Sawpit-Fish Creek drainage, Los Angeles County, 

 Calif., before and after a forest fire occurring in the summer of 1924. 



