3S0 NEW YORK STATE MUSEUM 



Capacity ui> 



to level 

 of spillway 



jsanie of reservoir crest, in gallons 



Boyd's 2,727,000,000 



Middle branch 4,005,000,000 



East Branch Sodom 4.883,000,000 



Bog brook 4,145,000,000 



Titacus 7,167,000,000 



West Branch Oarmel 10,070,000,000 



Amawalk 7,678,000,000 



Mahopac 575,000,000 



Kirk 565,000,000 



Gleneida 165,000,000 



Gilead 380,000,000 



Barrett's 170,000,000 



White 200,000,000 



Peach 230,000,000 



Waccabuc 200,000,000 



Cross 110,000,000 



Ghana 105,000,000 



Pine 75,000,000 



Long 60,000,000 



Tonetta 50,000,000 



Haines 25,000,000 



Old Croton lake 160,000,000 



New Croton (approximate) 21.200,000.000 



Additional in New Croton lake above Muscoot 



dam 2,500,000,000 



Increase by flashboards 2,800,000,000 



Total storage 7< 1/245,000,000 



The catchment area above new Croton dam is. as already stated,, 

 360 square miles. It is considered that the storage afforded by 

 this reservoir system will furnish a daily supply of at least 

 280,000,000 gallons. At this rate the utilization from this catch- 

 ment will become 778,000 gallons per square mile per day, or 1.20 

 cubic feet per second per square mile. 



The accompanying tables are given in illustration of the yield 

 of the Croton catchment area. 



