r-10 



1974 



1969-1975 



1966-1968 



O) o 



-0.5 



Month 



15 



10 



E 0. 



1962 



■j-zT^ 



Li. 



.iiio^ 



« 



o 



15 



_l L. 



I I I L I I I I I 



J FMAMJJASOND 

 Month 



35 



30 

 25. 

 20 

 t5 



1 10 



E 



u 10. 



o 

 a 



1973 



IS l I I \ I I 



J FMAMJJASOND 



Month 



Figure 3-48. Freshwater supply of Sabine Basin: (A) discharges from Sabine River into 

 Sabine Basin, comparing the mean for two years before 1968 with the mean 

 for seven years lifter 1968, from U.S. Army Corps of Engineers gages; 

 (B) mean (1964-1973) monthly rainfall surpluses (deficits); (C) monthly rainfall 

 surplus (deficit) for a dry year; and (D) monthly rainfall surplus (deficit) for a 

 wet year. 



136 



