HYDROLOGY OF NEW YORK 



GT9 



in the northern and western portions of Bronx borough which are 

 above any distribution of water by gravity from either the 

 Croton or Bronx supplies. The Boroughs of Queens and Rich- 

 mond are wholly dependent upon water pumped from wells and 

 springs for their public water supply. To a considerable -extent 

 the Borough of Brooklyn and to a slight extent, the Borough of 

 Bronx depend upon ground water from driven wells. Of the 

 total water supply of the City of Greater New York. 45 per cent is 

 delivered by thirty -two municipal and nineteen private pumping 

 plants. The total water supply of the city may be taken at the 

 present time at 372,000,000 gallons per day. of which 205,000,000 

 gallons are distributed by gravity and 167,000,000 gallons dis- 

 tributed by pumping. The relative proportions of surface water 

 and ground water distributed are as follows: 



Gallons 



Surface water 311,000,000 



Ground water 61,000,000 



Total 372,000,000 



The following is a statement of the private companies, 

 together with the borough in which they operate: In Manhattan 

 borough, none. In Bronx borough, New York & Westchester 

 Water Company, daily distribution, 1,000.000 gallons; in Brook- 

 lyn borough, Long Island Water Supply Company, daily distribu- 

 tion, 4,330,600 gallons; Flatbush Waterworks Company, daily dis- 

 tribution, 2,155,400 gallons ; Blythebourne Water Company, daily 

 distribution, 200,000 gallons, and German-American Improvement 

 Company, daily distribution. 70,000 gallons; total amount dis- 

 tributed in Brooklyn borough by private companies, 6,756,000 

 gallons per day. In Queens borough. Citizens' Water Company, 

 daily distribution, 4,185,700 gallons; Jamaica Water Supply Com- 

 pany, daily distribution, 1,500,000 gallons; Woodhaven Water 

 Supply Company, daily distribution, 54S,000 gallons; Montauk 

 Water Company, daily distribution, 1,800,000 gallons; Queens 

 County Water Company, daily distribution, 1,000,000 gallons; 

 total daily distribution in Queens borough by private companies, 

 9,033,700 gallons. In Richmond borough, Staten Island Water 

 Supply Company, daily distribution, 3,810,000 gallons; Crystal 



