140 ng* 



-I— I 1 I I I I 1 I I I I I I I I I I I ' 



ABC0EFGMIJKLMNOPQRSTUVWXYZAA 



C 3 0BT.280n9g 



W- 



+-r 



Ibcoefghijklmnoporstuvwxtz 



I I I II II II 1 



C3OBT 1 130 rig g 



1 t \ t t 1 I 1 t \ t 



t I t 



t t t 1 I 



ABCDEFGHIJKLMNOPQRSTUWWXYZAA 

 I I I II II II 1 



FIGURE 3.27. (Top) Aromatic hydrocarbons, station 5, June 1981; normal- 

 ized to pyrene . 



FIGURE 3.28. (Middle) Aromatic hydrocarbons, station 7, December 1978; 

 normalized to C3DBT. 



FIGURE 3.29. (Bottom) Aromatic hydrocarbons, station 7, March 1979; nor- 

 malized to C3DBT. 



(See Figure 3.14 for key.) 



59 



