                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                          F82C-R       RUBIO WASH AT GLENDON WAY                               RATING NO.   43-01
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1981

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1         .4         .6        1.0         .6        1.0      205.0        1.0         .6        1.4        1.9        1.9        1.9
    2        1.0        1.0        1.0        1.0        1.0       84.8       15.2        1.4         .4        1.9        1.4        1.9
    3        1.4        1.0        1.0        1.0        1.0        2.5        1.0        1.0        1.0        1.9        1.9        1.9
    4         .4        1.0       54.4        1.0        1.0        6.6        1.0        1.4        1.0        1.9        1.4        1.9
    5         .6        1.0        5.9        1.0        1.0       76.0        1.0        1.4         .6        1.4        1.9        1.4

 ------------------------------------------------------------------------------------------------------------------------------------------
   6         1.4        1.0        1.9        1.0        1.0        3.6        1.0        1.4        1.0        1.0        1.9        1.4
   7         1.4        1.0        1.9        1.0        1.0        3.6        1.0        1.4        1.0        1.0        1.9        1.4
   8         1.4         .6        2.5        1.0       47.1        1.0        1.0        1.9         .6        1.9        1.4        1.4
   9         1.4         .1         .6         .6       58.3        1.0        1.0        1.4         .6        1.9        1.9        1.4
   10        1.4         .1        1.4         .6        3.6        1.0        1.0        1.4         .6        1.9        1.9        1.4

 ------------------------------------------------------------------------------------------------------------------------------------------
   11        1.4         .4         .4        8.2        2.7        1.0        1.4        1.9        1.0        1.9        1.9        1.9
   12        1.4        1.0         .6        5.9        1.0        1.0        1.0        1.9         .6        1.9        1.9        1.4
   13         .6        1.0         .4         .4        1.0        1.0        1.0        1.4         .6        1.9        1.4        1.4
   14        4.8        1.0        1.0         .6        1.0         .6        1.0        1.9        1.0        1.9        1.4        1.9
   15        1.9        1.0        1.0         .6         .6        1.0        1.0        1.4        1.0        1.4        1.9        1.4

 ------------------------------------------------------------------------------------------------------------------------------------------
   16         .4        1.0         .2        1.0        1.0        1.0        1.0        1.4        1.0        1.9        1.9        1.4
   17        1.0         .6         .6        1.0        1.0        1.4        1.0        1.4        1.0        1.9        1.9        1.4
   18        1.0         .6         .6        1.0        1.0         .2       36.9        1.4        1.9        1.9        1.9        1.4
   19        1.4         .6         .6        1.0        1.0      136.0       11.8        1.0        2.5        1.9        1.9        1.9
   20        1.4         .6         .6        1.0        1.0        7.3        1.9        1.0        1.9        1.9        1.9        1.9

 ------------------------------------------------------------------------------------------------------------------------------------------
   21         .6         .6         .1         .6        1.0         .6        1.4        1.4        1.9        1.4        1.4        1.9
   22         .4        1.0         .1         .6        1.0        1.0        1.0        1.4        1.9        1.9        1.4        1.4
   23        1.4        1.0         .1       42.1        1.4        1.4         .6        1.4        2.5        1.4        1.4        1.4
   24        1.0        1.0        1.0        1.4        1.9        1.0        1.0        1.4        3.6        1.4        1.4        1.9
   25        1.0         .6        1.0         .4       36.2        1.0        1.0        1.4        3.6        1.4        1.4        1.9

 ------------------------------------------------------------------------------------------------------------------------------------------
   26        1.4         .6         .6        1.0        4.8        6.1        1.0        1.4        2.5        1.4        1.9        1.9
   27        1.4         .6        1.0        1.9        1.4        1.4        1.4        1.9        2.5        1.9        1.9        1.4
   28         .2         .6        1.0      124.0       24.9        1.0        1.9         .6        1.9        1.9        1.9        1.4
   29         .1        1.0        1.0      129.0         .0        1.0        1.9        1.4        1.9        1.9        1.4        1.9
   30        1.4        1.0         .6        1.9         .0        1.0        1.0        1.4        1.9        1.9        1.9        4.8
   31         .6         .0         .6        1.4         .0        1.0         .0        1.4         .0        1.9        1.9         .0

 ==========================================================================================================================================
 TOTAL      35.2       23.2       85.3      333.2      199.5      549.9       94.0       43.1        44.9       54.0       52.9      51.9
 MEAN        1.1         .8        2.8       10.8        7.1       17.7        3.2        1.4        1.5        1.7        1.7        1.7
 MAX         4.8        1.0       54.4      129.0       58.3      205.0       36.9        1.9        3.6        1.9        1.9        4.8
 MIN          .1         .1         .1         .4         .6         .0         .6         .6         .4        1.0        1.4        1.4

 ANNUAL DATA
 WTR YEAR 1981 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                     3,108.3              1,567.1                          4.3                        205.0                           .0

 INSTANTANEOUS DATA
 INST_MAXFLOW    1,754.0      INST_MAXTIME  0445            INST_MAXDATE  03/01/81
 INST_MINFLOW         .0      INST_MINTIME  0000            INST_MINDATE

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