35 



40° 59.300' N 



40° 59.250' N 



40° 59.200' N 



40° 59.150' N- 



H Mound 

 September 1997 REMOTS® Stations over 

 July 1996 Bathymetry 



40° 28.800' W 



73° 28.700' W 



73° 28.600' W 



RPD Average 

 A. station 



OSI Median 



WLIS 



400 X 400 m Survey Area 



Depth in meters, contour interval 0.25 m 



NAD 27 



Om 



100 m 



200 m 



Figure 3-7. Distribution of Redox Potential Discontinuity (RPD) depths and Organism- 

 Sediment Index (OSI) values for September 1997 REMOTS® stations overlaid 

 on July 1996 bathymetry of the H mound 



Monitoring Cruise at the WLIS Disposal Site, September 1997 and March 1998 



