                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                        F317-R       ARCADIA WASH BELOW GRAND AVENUE                               RATING NO.   57-I
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1984

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1       89.9       23.1        3.5        1.2        1.2        1.4        2.1        1.8        1.8         .5        1.2         .5
    2        1.8         .7        1.4        1.2        1.2        1.8        2.1        1.8        1.8         .3        1.4         .5
    3        1.4         .4       37.3        1.4        1.2        1.8        2.1        1.8        1.4         .2        2.2         .7
    4       11.7         .3        1.4        1.2        1.4        3.8        2.1        1.8        1.8         .2         .9         .7
    5        2.6         .3        1.2        1.4        1.4        1.4        2.1        1.4        1.8         .1         .7        1.4

 ------------------------------------------------------------------------------------------------------------------------------------------
   6         1.4         .2        1.2        1.4        1.4        1.2        4.3         .9        1.8         .1         .7         .9
   7         1.4         .2        1.2        1.4        1.4        1.2        4.3         .9        1.8         .1         .7         .9
   8         1.8         .2        1.2        1.4        1.4        1.4        2.6        1.8        1.8         .1         .7         .7
   9         1.8         .1       38.2        1.4        1.4        1.4        2.6        1.4        1.8         .1         .5         .7
   10        1.8         .1        1.8        1.2        1.4        1.8        2.6        1.8        1.8         .1         .2         .9

 ------------------------------------------------------------------------------------------------------------------------------------------
   11        1.8       21.6        1.4        1.4        1.4        1.8        2.6        1.8        1.8         .1         .2       46.5
   12        1.8       22.3        1.4        1.4        1.4        1.8        2.6        1.8        1.8         .0         .3         .7
   13        1.8        1.8        1.4        1.4        1.8        1.4        3.1        1.8        1.8         .0         .3         .5
   14        2.1        1.4        1.2        1.2        1.8       30.0        3.1        1.8        1.8         .0         .5         .7
   15        1.8        1.4        1.2        1.2        1.4        2.1        3.1        1.8        2.1         .0       53.6         .7

 ------------------------------------------------------------------------------------------------------------------------------------------
   16        1.8        1.2        1.2       18.3        1.4        1.8        3.1        1.8        1.8         .0         .4       17.3
   17        2.1        3.4        1.2        3.1        1.4        1.8        2.6        1.8        1.4         .1         .5        3.6
   18        2.1        3.8        1.2        3.6        1.2        1.8        2.6        1.4        1.8        1.2         .5         .7
   19        2.6        1.2        1.2        3.6        1.4        1.8       13.9        1.4        1.8         .7         .4         .9
   20        2.6       15.2        1.4        2.1        1.2        1.8        2.1        1.4        1.8         .7         .4        1.2

 ------------------------------------------------------------------------------------------------------------------------------------------
   21        2.1        1.2        1.2        2.1        1.2        1.8        2.1        1.4        1.8         .7         .5        1.7
   22        2.1        1.2        1.8        2.1        1.2        1.8        1.4        1.8        1.8         .7         .7         .9
   23        2.1        1.2        1.2        3.1        1.2        1.8        1.4        1.8        1.8         .7         .5         .9
   24        2.6       64.2       42.3        3.1        1.2        2.1        1.4        1.8        1.8         .9         .5        1.2
   25        2.1        4.9      121.0        2.6        1.4        2.1        1.4        1.8        1.8        1.2         .5        1.2

 ------------------------------------------------------------------------------------------------------------------------------------------
   26        2.1        1.2        8.3         .9        1.8        2.1        1.8        1.8        2.1         .7         .6        1.2
   27        2.6        1.2        2.6         .9        1.4        2.1        2.1        1.4        2.1         .7         .7        1.4
   28        2.1        1.2        1.8        1.2        1.4        2.1        1.8        1.4        1.8         .7         .5         .9
   29        2.1        1.2        1.8        1.2        1.4        2.1        1.8        1.8        1.8         .5         .3         .9
   30        2.1        1.2        1.4        1.2         .0        2.1        1.8        1.8        1.4         .7         .5         .7
   31        2.6         .0        1.4        1.2         .0        2.6         .0        1.8         .0         .9         .7         .0

 ==========================================================================================================================================
 TOTAL     163.6      177.6      286.0       70.1       39.8       86.2       81.0       51.3        54.0       13.0       72.3      91.7
 MEAN        5.3        5.9        9.2        2.3        1.4        2.8        2.7        1.7        1.8         .4        2.3        3.1
 MAX        89.9       64.2      121.0       18.3        1.8       30.0       13.9        1.8        2.1        1.2       53.6       46.5
 MIN         1.4         .1        1.2         .9        1.2        1.2        1.4         .9        1.4         .0         .2         .5

 ANNUAL DATA
 WTR YEAR 1984 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                     2,353.6              1,186.6                          3.2                        121.0                           .0

 INSTANTANEOUS DATA
 INST_MAXFLOW    1,430.0      INST_MAXTIME  0100            INST_MAXDATE  10/01/83
 INST_MINFLOW         .0      INST_MINTIME  0000            INST_MINDATE

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