Table 4-2 



Summary statistics for boundary roughness values, RPD 

 depths, and Organsim-Sediment Indices at the CLIS disposal sites 

 in August and October, 1985. October values which are 

 significantly different from August values are indicated by an * 

 (Mann Whitney U-test, p < .05). 



Boundary Roughness 



SITE 





AUGUST 





OCTOBER 





N 



MEAN 



N 



MEAN 



STNH-N 



43 



.71 



12 



1 .06 



STNH-S 



43, 



.66 



12 



.55 



CS-1 



41 



.81 



11 



1 .74 



CS-2 



43 



.88 



12 



.88 



MQR 



32 



.59 



10 



.71 



NORWALK 



44 



.72 







NH-74 



43 



.81 







NH-83 



35 



.67 







SE-CLIS 



36 



.53 







ClIS-REF 



20 



.76 







RPD depth 











SITE 





AUGUST 





OCTOBER 





N 



MEAN 



N 



MEAN 



STNH-N 



42 



3.97 



12 



1 .97 



STNH-S 



43 



4.08 



12 



2.07 



CS-1 



41 



4.02 



11 



2.97 



CS-2 



43 



3.98 



12 



2.56 



MQR 



32 



4.58 



10 



2.58 



NORWALK 



44 



4.39 







NH-74 



42 



3.(83 







NH-83 



35 



2.86 







SE-CLIS 



36 



6.09 







CLIS-REF 



20 



2.81 







Organism-Sediment Index 



SITE 





AUGUST 





OCTOBER 





N 



MEAN 



N 



MEAN 



STNH-N 



40 



, 8.92 



12 



6.00 



STNH-S 



43 



6.14 



12 



5.75 



CS-1 



41 



7.80 



11 



6.45 



CS-2 



42 



8.35 



12 



8.00 



MQR 



32 



7.00 



10 



5.10 



NORWALK 



44 



8.09 







NH-74 



42 



7.97 







NH-83 



35 



6.34 







SE-CLIS 



34 



8.02 







CLIS-REF 



20 



7.30 







