                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                        F317-R       ARCADIA WASH BELOW GRAND AVENUE                               RATING NO.   5701
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1990

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1         .4         .2         .2         .6         .2        3.6         .8         .2         .1         .2         .7        1.5
    2         .3         .2         .2       30.6         .3         .8        1.7         .2         .1         .3         .8        1.4
    3         .4         .2         .2         .4         .2         .7        1.0         .2         .1         .3         .8        2.2
    4         .2         .2         .2         .4       37.9        1.5       14.0         .3         .1         .3         .8        1.6
    5         .2         .2         .2         .5         .4         .9         .4         .2         .1         .3         .9        1.2

 ------------------------------------------------------------------------------------------------------------------------------------------
   6          .2         .4         .4         .3         .2         .9         .4         .2         .2         .3        5.1        1.0
   7          .2         .4         .4         .3         .2         .9         .4         .2         .2         .3        5.1        1.0
   8          .1         .2         .2         .6         .2         .9         .3         .3         .1         .3        1.0         .1
   9          .2         .2         .2         .4         .2        1.0         .7         .2         .2         .3         .8         .1
   10         .2         .3         .2         .5         .2        2.0         .5         .3         .2         .3         .7         .1

 ------------------------------------------------------------------------------------------------------------------------------------------
   11         .3         .2         .2         .4         .2       15.5         .5         .3         .2         .5         .7         .1
   12         .2         .3         .2       10.4         .2       15.1         .6         .3         .2         .7         .7         .1
   13         .3         .4         .3      178.0       10.1         .4         .5         .3         .2         .6         .8         .2
   14         .3         .3         .2       28.1        5.0         .2         .4         .3         .1         .4        1.4         .2
   15         .2         .3         .2         .5         .2         .2         .4         .2        9.5         .2        5.0         .2

 ------------------------------------------------------------------------------------------------------------------------------------------
   16         .4         .3         .2       69.7       15.3         .2       60.5         .3         .2         .4        2.4         .1
   17         .2         .3         .2       13.2      243.0         .3       57.5         .2         .2         .2        1.5         .2
   18         .3         .3         .2         .7       42.7         .3         .8         .3         .3         .2        1.7         .1
   19         .2         .2         .2         .4         .5         .3         .3         .4         .2         .2        1.6         .2
   20         .2         .3         .2         .4         .4         .2         .3         .2         .2         .3        1.4         .2

 ------------------------------------------------------------------------------------------------------------------------------------------
   21        4.0         .3         .3         .4         .3         .2         .3         .3         .3         .3        1.2         .2
   22       24.9         .3         .3         .7         .3         .2         .3         .3         .2         .3        1.2         .2
   23         .7         .3         .2         .3         .4         .2       32.3         .2         .2         .3        1.1         .2
   24         .3         .3         .3         .3         .2         .2         .4         .2         .2         .4        1.3         .3
   25       12.4         .7         .2         .3         .2         .2         .2         .2         .2         .3        1.1         .2

 ------------------------------------------------------------------------------------------------------------------------------------------
   26         .6       36.5         .3         .3         .4         .3         .3         .2         .2         .3        1.0         .2
   27         .2         .9         .3         .3         .5         .2         .3         .2         .3         .3        1.2         .2
   28         .2         .5         .4         .3        2.2         .3         .3      113.0         .4         .2         .9         .2
   29         .2         .3         .3         .6         .0         .3         .2         .3         .4         .2        1.1        3.5
   30         .3         .2         .3       26.3         .0         .3        3.4         .2         .3         .3         .8         .4
   31         .1         .0         .3         .9         .0         .2         .0         .1         .0         .2         .8         .0

 ==========================================================================================================================================
 TOTAL      48.9       45.5        7.5      367.0      362.1       48.8      179.9      120.3        15.4        9.7       41.7      16.6
 MEAN        1.6        1.5         .2       11.8       12.9        1.6        6.0        3.9         .5         .3        1.4         .6
 MAX        24.9       36.5         .4      178.0      243.0       15.5       60.5      113.0        9.5         .7        5.1        3.5
 MIN          .1         .2         .2         .3         .2         .2         .2         .1         .1         .2         .7         .1

 ANNUAL DATA
 WTR YEAR 1990 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                     2,505.1              1,263.0                          3.5                        178.0                           .1

 INSTANTANEOUS DATA
 INST_MAXFLOW    1,330.0      INST_MAXTIME  1630            INST_MAXDATE  04/17/90
 INST_MINFLOW         .1      INST_MINTIME  0000            INST_MINDATE

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