LIST OF FIGURES (continued) 



Page 



Figure 2-8. Location of the NLDS reference areas and distribution 1992 reference 



area REMOTS® sediment-profile photography stations (39), relative to the 

 NLDS site boundaries and New York-Connecticut State Line 39 



Figure 2-9. Locations selected for water column (CTD) profiles, as well as near surface 

 and near bottom water samples for dissolved oxygen concentrations during 

 the August 1992 field operations 41 



Figure 3-1. Bathymetric contour plot of the 1600 m x 1600 m survey area over the New 

 London Disposal Site, August 1992. A 0.25 m contour interval shows 

 current and relic disposal mounds 45 



Figure 3-2. Bathymetric contour plot of depth differences between the June 1991 and 



August 1992 surveys in the vicinity of the Dow/Stonington mound, complete 

 with plotted positions of the 1991-1992 disposal buoys, 0.1 m contour 

 interval, depth in meters 46 



Figure 3-3. Bathymetric contour plot of the 940 m x 840 m survey conducted at the 

 New London Disposal Site by Ocean Surveys Inc., in December 1991, 0.5 

 m contour interval 47 



Figure 3-4. Bathymetric contour plot of the June 1991 survey conducted by SAIC, 



regridded to a 500 m x 670 m analysis area, 0.5 m contour interval, depth 

 in meters 49 



Figure 3-5. Bathymetric contour plot of the depth differences between the SAIC June 

 1991 and OSI December 1991 surveys showing accumulation of dredged 

 material at the precap stage of development, 0.2 m contour interval 50 



Figure 3-6. Bathymetric contour plot of the August 1992 survey conducted by SAIC, 

 regridded to a 500 m x 670 m analysis area, 0.5 m contour interval, depth 

 in meters " 51 



Figure 3-7. Bathymetric contour plot of the depth differences between the SAIC 



August 1992 and OSI December 1991 surveys showing accumulation of 

 CDM at the postcap stage of development, 0.2 m contour interval 52 



Figure 3-8. Depth difference comparison displaying the sediment deposited during the 



1991-92 disposal survey 53 



