                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                       F317-R       ARCADIA WASH BELOW GRAND AVENUE                               RATING NO.   57-01
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1975

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1         .7         .8         .5         .3         .5         .6         .6         .6         .7         .7         .9         .9
    2         .8         .6         .6         .4       12.9         .6         .5         .8         .7         .9         .9        1.2
    3         .9         .7       13.0         .4       77.0         .8         .4         .7         .7         .9         .7         .9
    4         .8         .7      207.0         .4       21.0         .6         .5         .7         .9         .9         .9         .9
    5         .7         .5        1.0         .4        1.3       43.0       38.0         .7         .7         .9         .9        1.2

 ------------------------------------------------------------------------------------------------------------------------------------------
   6          .7         .5         .6         .4         .6       46.0       13.0         .6         .7         .9         .9         .9
   7          .7         .5         .6         .4         .6       46.0       13.0         .6         .7         .9         .9         .9
   8          .7         .5         .4         .5         .6       53.0       14.5         .7         .9         .9         .9        1.4
   9          .8         .5         .4         .4       51.0        1.1       11.0         .7         .9        1.2         .9         .9
   10         .6         .4         .4         .4       23.0       33.0         .6         .7         .7        1.2         .9         .9

 ------------------------------------------------------------------------------------------------------------------------------------------
   11         .7         .4         .4         .4         .7        1.5         .6         .8         .7         .9         .9         .9
   12         .6         .5         .4         .4         .6         .6         .6         .8         .7         .9         .9         .9
   13         .7         .5         .5         .5         .6       34.0         .5         .9         .9         .7         .9        1.2
   14         .7         .5         .4         .5         .6        3.7         .5         .8         .9         .9         .9        1.2
   15         .6         .5         .4         .5         .5         .6       13.9         .9         .9         .9         .9        1.2

 ------------------------------------------------------------------------------------------------------------------------------------------
   16         .6         .7         .5        3.0         .5        1.5         .6        1.0         .9        1.2         .9        1.7
   17         .7         .9         .4        1.4         .5         .5         .5         .8        1.2        1.2         .7        1.2
   18         .7         .8         .4         .5         .6         .5         .4        1.0        1.4         .9         .9         .9
   19         .7         .6         .5         .8         .4         .6         .4        1.0         .7         .9         .9         .9
   20         .8         .7         .4        1.3         .5         .5         .4        6.0         .7         .9         .9         .9

 ------------------------------------------------------------------------------------------------------------------------------------------
   21         .9         .8         .4         .8         .6         .5         .5         .6         .7         .9         .7         .7
   22         .8        1.0         .5         .7         .5       33.0         .5         .5         .7        1.2         .9         .7
   23         .8         .4         .5         .5         .6         .6         .5         .6         .9         .9         .9         .9
   24         .9         .4         .4         .5         .9         .5         .5         .7         .9         .9         .9         .7
   25         .8         .5         .4         .5         .4        6.4        4.7         .7         .9         .9        1.2         .9

 ------------------------------------------------------------------------------------------------------------------------------------------
   26         .8         .5         .4         .6         .7         .7         .4         .9         .9         .9        1.2         .9
   27         .9         .5         .4        6.1         .5         .5         .4         .9         .7         .9         .9         .9
   28       53.0         .6       69.0         .5         .6         .4         .5         .9         .9         .9         .9         .9
   29         .6         .5        4.7         .4         .0         .4         .6         .8         .9         .9        1.2         .9
   30         .6         .5         .7        1.6         .0         .5         .5         .7         .9         .9         .9         .9
   31         .8         .0         .4         .6         .0        1.6         .0         .8         .0         .9         .9         .0

 ==========================================================================================================================================
 TOTAL      84.7       17.5      306.5       26.1      198.8      273.8      107.5       29.0        25.2       29.0       28.2      29.8
 MEAN        2.7         .6        9.9         .8        7.1        8.8        3.6         .9         .8         .9         .9        1.0
 MAX        53.0        1.0      207.0        6.1       77.0       53.0       38.0        6.0        1.4        1.2        1.2        1.7
 MIN          .6         .4         .4         .3         .4         .4         .4         .5         .7         .7         .7         .7

 ANNUAL DATA
 WTR YEAR 1975 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                     2,293.1              1,156.1                          3.2                        207.0                           .3

 INSTANTANEOUS DATA
 INST_MAXFLOW    2,560.0      INST_MAXTIME  0407            INST_MAXDATE  12/04/74
 INST_MINFLOW         .3      INST_MINTIME  0000            INST_MINDATE  01/01/75

