IV-200 



Island closely following. For research the same situation exists 

 insofar as growth and dollar ranking. Table IV. 3. 15 gives a 

 summary of estimated expenditures on research and education. 



Marine-oriented research and educational activities on the Narrangan- 

 sett Bay area have little conflict with other uses of the Bay. They 

 exact no particular social costs in the form of unfavorable effects 

 on the Bay environment and are income producing. Areas of greatest 

 economic impact are under supervision of the military establishment 

 and are subject to the changing dictates of national military 

 policies. 



Waste Disposal 



It is estimated that approximately 150 million gallons per day 

 (mgd) of liquid wastes flow into Narragansett Bay through municipal 

 sewer systems or treatment plants. At the beginning of 1969, 20 

 percent of these wastes received primary treatment, 70 percent 

 received secondary, and 1 percent received tertiary treatment. The 

 remaining undetermined amount of wastes are either discharged un- 

 treated into the Bay or to individual treatment systems such as 

 septic tanks where the effluent may eventually seep or leak into 

 the Bay. 



The tidal action in the Bav and the Bav Itself are in fact part 

 of the waste diSDOsal Drocess. With two excentions --harvesting 

 of shellfish and to a lesser degree contact recreation — this 



