                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                         F274B-R       DALTON WASH AT MERCED AVENUE                               RATING NO.   6501
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1985

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1        1.0         .8      168.0        1.0         .6      136.0         .3      128.0        2.3        1.6        1.3        2.3
    2        1.0        1.3      176.0        1.0       23.9      136.0         .6      128.0        1.6        1.3         .8        1.3
    3        1.0        1.0      163.0         .6         .1      128.0        1.6      136.0        3.7        1.3        1.3        1.6
    4        1.6         .8      154.0         .8         .1       77.8        1.7      136.0        2.7        1.6        1.3       13.3
    5        1.0         .6        1.3         .8         .1         .6      160.0      144.0        1.6         .6        1.6       12.2

 ------------------------------------------------------------------------------------------------------------------------------------------
   6         1.0       27.4       27.1         .8         .1         .8      160.0      152.0       90.2         .6        1.0        1.6
   7         1.0       27.4       27.1         .8         .1         .8      160.0      152.0       90.2         .6        1.0        1.6
   8         1.0      322.0       92.6       32.0        4.5      136.0      160.0      144.0      152.0         .3        1.6        1.3
   9         1.3      112.0        1.0         .8      202.0      136.0      160.0      162.0      144.0         .4        1.6        1.3
   10         .8      103.0      131.0         .8         .1      136.0      160.0      160.0      136.0         .3        2.3        2.3

 ------------------------------------------------------------------------------------------------------------------------------------------
   11        2.3      116.0        2.7        1.3         .1       98.2      160.0      152.0       52.8         .2        2.3        2.6
   12        1.0       57.9       80.1         .8       45.1      152.0      160.0      160.0      116.0         .2        3.2        1.9
   13         .8      113.0      160.0        1.3      136.0      152.0      160.0      160.0      128.0         .8        2.3        1.9
   14         .8       81.8      160.0        1.0      136.0      152.0      168.0      160.0      136.0         .8        3.2        1.3
   15         .6      132.0      138.0         .8      136.0      152.0      184.0      160.0      136.0        1.0        3.7        1.3

 ------------------------------------------------------------------------------------------------------------------------------------------
   16        1.0      194.0      143.0         .6      136.0      152.0      160.0      160.0      144.0        1.0        2.7        1.3
   17       11.8      188.0         .4         .8      136.0      152.0      136.0      176.0      160.0         .8        1.3        1.0
   18         .4      176.0      239.0        1.0      136.0      190.0      144.0      176.0      160.0        1.0        1.9        1.6
   19         .6      176.0      124.0         .8      144.0      152.0      144.0      184.0      115.0         .4        1.3        1.9
   20        1.0      176.0       20.9        1.0      144.0      152.0      144.0        8.4        1.6         .6        1.0        1.9

 ------------------------------------------------------------------------------------------------------------------------------------------
   21        1.3      182.0        1.0        1.3      136.0      152.0      152.0        3.7         .8         .8        1.9        1.6
   22         .4         .4      112.0        1.9      144.0      152.0      160.0        3.7        1.0         .6        1.0        1.6
   23         .4         .3      207.0        2.7      144.0      160.0      176.0        3.7        1.0         .8        1.9        1.9
   24         .4       61.9      207.0        1.0      144.0      160.0      184.0        3.2        1.9         .8        1.6        1.9
   25         .3        2.3      207.0         .6      160.0      168.0      200.0        4.4        1.6        1.6        1.9        1.3

 ------------------------------------------------------------------------------------------------------------------------------------------
   26         .8       54.8      173.0        1.0       65.9      156.0      184.0        6.9        1.9        1.0        1.3        1.6
   27         .8       99.7      170.0        1.0        1.6       19.5      160.0        2.7        1.9         .4        1.6        1.6
   28        1.9       74.8        2.3       31.9       27.2        5.5      160.0        1.6        1.6         .8        1.6        1.9
   29        1.3      168.0        1.6         .8         .0         .1      160.0        1.9        1.6         .8        1.3        1.9
   30        1.3      168.0        1.3         .6         .0         .6      152.0        2.3        1.6         .3        1.6        1.9
   31        1.9         .0        1.0         .6         .0         .1         .0        1.3         .0        1.0        1.6         .0

 ==========================================================================================================================================
 TOTAL      42.4    2,878.2    3,241.3      128.1    2,203.5    3,409.4    4,212.2    2,957.8     1,834.4       24.3       54.3      72.4
 MEAN        1.4       95.9      105.0        4.1       78.7      110.0      140.0       95.4       61.1         .8        1.8        2.4
 MAX        11.8      322.0      239.0       36.7      202.0      190.0      200.0      184.0      160.0        1.6        3.7       13.3
 MIN          .3         .3         .4         .6         .1         .1         .3        1.3         .8         .2         .8        1.0

 ANNUAL DATA
 WTR YEAR 1985 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                    41,768.5             21,058.3                         57.6                        322.0                           .1

 INSTANTANEOUS DATA
 INST_MAXFLOW    3,500.0      INST_MAXTIME  0600            INST_MAXDATE  11/08/84
 INST_MINFLOW         .0      INST_MINTIME  0000            INST_MINDATE

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