NORWALK 



AUGUST 1985 



.8 1.2 1.6 Z.e 2.4 

 BOUNDARY ROUGHNESS (CH) 



AUGUST 1985 



23456789 

 HEAH RPD DEPTH (CH> 



NORUALK 

 AUGUST 1985 



I ¥ PW¥ -¥ 



6123456789 le 11 

 ORGANISn-SEOIdENT INDEX 



Figure 3-69 The frequency distribution of boundary 

 roughness, redox potential discontinuity (RPD) 

 depths, and Organism-Sediment Index (OSI) values 

 for August 1985 at Norwalk. 



