﻿HYDROLOGY 
  OP 
  NEW 
  YORK 
  93 
  

  

  , 
  Inches 
  , 
  

  

  Rainfall 
  " 
  Runoff 
  

  

  Comparing 
  the 
  storage 
  periods, 
  we 
  have 
  : 
  

  

  Average 
  of 
  storage 
  period 
  19.40 
  10 
  . 
  50 
  

  

  Storage 
  period 
  of 
  1895 
  (minimum) 
  13.20 
  5.63 
  

  

  Difference 
  6.20 
  4.87 
  

  

  Storage 
  period 
  of 
  1894 
  (maximum) 
  27.71 
  15.73 
  

  

  Average 
  of 
  storage 
  period 
  19.40 
  10.50 
  

  

  Difference 
  8.31 
  5.23 
  

  

  Comparing 
  any 
  two 
  years, 
  we 
  have: 
  

  

  1892 
  41.69 
  15.42 
  

  

  1896 
  40.68 
  12.80 
  

  

  Difference 
  1.01 
  2.62 
  

  

  Comparing 
  storage 
  periods 
  : 
  

  

  Storage 
  period 
  of 
  1892 
  19.84 
  9.38 
  

  

  Storage 
  period 
  of 
  1896 
  17.84 
  9.25 
  

  

  Difference 
  2.00 
  0.13 
  

  

  Comparing 
  growing 
  periods 
  : 
  

  

  Growing 
  period 
  of 
  1892 
  15.30 
  4.90 
  

  

  Growing 
  period 
  of 
  1896 
  10.28 
  0.83 
  

  

  Difference 
  5.02 
  4.07 
  

  

  Comparing 
  replenishing 
  period: 
  

  

  Replenishing 
  period 
  of 
  1896 
  12.56 
  2.72 
  

  

  Replenishing 
  period 
  of 
  1892 
  6.55 
  1.14 
  

  

  Difference 
  (UKL 
  1.58 
  

  

  Hudson 
  river. 
  

  

  Yearly 
  average 
  44.21 
  23.27 
  

  

  1895 
  (minimum 
  year) 
  36.67 
  17.46 
  

  

  Difference 
  7.54 
  5.81 
  

  

  1892 
  (maximum 
  year) 
  53.87 
  33.08 
  

  

  Yearly 
  average 
  44.21 
  23.27 
  

  

  Difference 
  9.66 
  9.81 
  

  

  Comparing 
  the 
  maximum 
  vear 
  with 
  the 
  minimum, 
  we 
  have 
  : 
  

  

  1892 
  53.87 
  33.08 
  

  

  1895 
  36.67 
  17.46 
  

  

  Difference 
  17.20 
  15.62 
  

  

  