                                                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 1976

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1         .9        4.6         .5         .4         .7       95.7        1.4         .7         .9        1.2         .9        2.1
    2         .9        4.1         .5         .4         .7       56.5        1.4         .9         .7        1.4        1.2        2.1
    3         .9        4.1         .5         .5         .7        2.4       15.3         .7         .9        1.4         .9       12.2
    4         .9        3.6         .5         .5       19.7         .9       11.0         .7         .9        1.2        1.4         .7
    5         .9        3.1         .4         .5       33.5         .9         .7        1.2         .9        1.4        1.4       32.8

 ------------------------------------------------------------------------------------------------------------------------------------------
   6         4.4        3.1         .5         .5       64.5        1.4         .7        1.8         .9        1.8        1.2        5.3
   7         4.4        3.1         .5         .5       64.5        1.4         .7        1.8         .9        1.8        1.2        5.3
   8         3.6         .5         .5         .5       72.5         .9        3.1         .5         .7        1.8        1.2         .5
   9         3.6         .5         .4         .5       88.5         .9         .7         .9         .9        1.8        1.4         .5
   10        3.1         .5         .4         .5        3.9        1.8         .7         .7        6.0        1.4        1.8      167.0

 ------------------------------------------------------------------------------------------------------------------------------------------
   11       10.1         .5         .5         .7        1.4        1.2        2.8         .7         .9        1.4        1.8      109.0
   12        6.5         .5       21.6         .5        1.2        1.2       25.3         .7         .7        1.4        1.8         .9
   13        4.6         .4         .7         .4        1.4         .9       21.1         .5        1.2        1.8        1.4         .5
   14        3.6         .5         .4         .5        1.2         .9         .7         .7         .9        2.1        1.4         .4
   15        3.1         .5         .4         .5        1.4        1.2        3.2         .5         .9        2.6        7.6        1.8

 ------------------------------------------------------------------------------------------------------------------------------------------
   16        2.6         .5         .5         .5        1.2        1.2         .5         .9         .9        2.6        2.6         .4
   17        2.1         .5         .5         .5        1.2        1.2         .4         .7         .9        3.1        1.4         .3
   18        1.8         .5         .5         .7        1.2         .9         .5         .7        2.1        3.1        1.4         .4
   19        1.2         .5         .5         .7        1.2        1.2         .5         .7         .9        3.1        1.4         .4
   20        1.4         .4         .5         .5        1.4         .9         .5         .9        1.2        2.6        1.8         .4

 ------------------------------------------------------------------------------------------------------------------------------------------
   21        1.2         .5         .5         .5        1.4        1.4         .7         .7        1.2        2.6        1.4         .3
   22         .9         .5         .5         .7        1.8        1.2         .7         .9        1.2        2.1        1.4         .4
   23         .9         .5         .9         .7        1.4         .9         .7         .9         .9        1.8        1.8         .4
   24         .7         .7         .7         .7        1.8        1.2         .7         .7        1.4        1.8        1.8        1.7
   25         .7         .5         .4         .7        1.8         .9         .9         .9        1.2        1.8        1.8        1.4

 ------------------------------------------------------------------------------------------------------------------------------------------
   26         .7         .5         .5         .7        1.4        1.2         .7         .9        1.2        1.4        2.1         .7
   27         .9        2.9         .5         .7        1.4        1.2         .7         .9        1.4        1.4        1.8         .5
   28         .9         .7         .5         .7        1.4        1.4         .9         .9        1.4        1.8        1.8         .5
   29        1.4         .4         .5         .7        2.1        1.4         .7         .9        1.4        1.4        1.8         .7
   30        5.2         .4         .5         .7         .0        1.4         .7        1.2        1.4        1.4        2.1         .7
   31        5.5         .0         .4         .9         .0        1.2         .0         .9         .0        1.2        2.1         .0

 ==========================================================================================================================================
 TOTAL      79.3       37.4       36.6       17.9      330.3      186.8       98.6       27.9        36.8       57.7       55.1     347.5
 MEAN        2.5        1.2        1.2         .6       11.4        6.0        3.3         .9        1.2        1.9        1.8       11.6
 MAX        10.1        4.6       21.6         .9       88.5       95.7       25.3        3.0        6.0        3.1        7.6      167.0
 MIN          .7         .4         .4         .4         .7         .9         .4         .5         .7        1.2         .9         .3

 ANNUAL DATA
 WTR YEAR 1976 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                     2,602.1              1,311.9                          3.6                        167.0                           .3

 INSTANTANEOUS DATA
 INST_MAXFLOW    1,400.0      INST_MAXTIME  0130            INST_MAXDATE  09/11/76
 INST_MINFLOW         .0      INST_MINTIME  0000            INST_MINDATE

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