﻿HYDROLOGY 
  OF 
  NEW 
  YORK 
  679 
  

  

  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 
  iSupply 
  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, 
  548,000 
  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 
  

  

  