28 



RPD Depth (cm) 



2 3 4 5 



6 7 8 9 10 11 











25 









20 



Key 









Class 



Range of 







Interval 



Values (cm) 











Sk 



IS 



1 



0.0 - 0.5 



u 





2 



0.5 - 1.0 



S; 





3 



1.0- 1.5 



a 





4 



1.5-2.0 



q> 





5 

 6 



2.0-2.5 

 2.5-3.0 



4 



10 



7 



3.0-3.5 







8 



3.5-4.0 







9 



4.0-4.5 







10 



4.5-5.0 







11 



5.0-5.5 





5 



NLON Reference Areas 

 N = 34 



nfl 



3456789 10 11 



Figure 3-15. Frequency distribution of mean apparent RPD depths at the combined disposal 

 site and reference stations 



Monitoring Cruise at the New London Disposal Site, June 1 991 



