                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                        F274B-R       DALTON WASH AT MERCED AVENUE                               RATING NO.   65-01
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1977

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1      103.0        6.0        3.7        3.2        3.2       61.8        5.2        5.2        3.7        5.2        6.9        7.9
    2       99.0        6.0        5.2       42.6        4.4       59.1        6.0        3.2        4.4        4.4        6.9        6.9
    3      112.0        5.2        5.2      200.0        2.3       59.1        6.0        4.4        6.0        5.2        6.0        6.0
    4      107.0        6.0        4.4      185.0        3.2       59.1        4.4        4.4        5.2        6.0        6.9        7.9
    5      112.0        6.0        5.2      210.0        3.2       59.1        4.4        5.2        3.7        3.7        6.9        6.9

 ------------------------------------------------------------------------------------------------------------------------------------------
   6        88.0        6.0        4.4       19.9        3.2       59.1        5.2        4.4        4.4        3.7        6.9        6.9
   7        88.0        6.0        4.4       19.9        3.2       59.1        5.2        4.4        4.4        3.7        6.9        6.9
   8         3.7        6.0        3.7        2.7        3.7       61.8        6.0      206.0        5.2        3.7        6.9        7.9
   9         5.2        6.9        5.2        2.3        3.7       61.8        4.4      200.0        6.9        4.4        6.0        7.9
   10        4.4        6.0        5.2        1.9        3.7       61.8        3.7        2.3        6.0        4.4        6.9        9.1

 ------------------------------------------------------------------------------------------------------------------------------------------
   11        5.2        6.0        6.9        3.7        3.7       64.5        3.7        1.0        5.2        3.7        6.9        7.9
   12        5.2      126.0        3.7        6.0        4.4       64.5        4.4        1.9        4.4        5.2        6.9        6.9
   13        5.2        4.4        4.4        3.7        3.7       61.8        4.4        1.0        4.4        5.2        6.9        6.9
   14        6.0        5.2        6.0        2.7        4.4       61.8        3.7        5.2        5.2        6.0        6.9        9.1
   15        6.9        4.4        4.4        3.2        4.4       54.1        3.7        2.3        6.0        6.0        6.0        9.1

 ------------------------------------------------------------------------------------------------------------------------------------------
   16        6.9        5.2        5.2        2.7        3.7       46.3        4.4        2.3        4.4        6.0        8.0        7.9
   17        5.2        6.0        5.2        3.2        5.2        3.2        3.7        2.3        6.0        6.0      407.0        7.9
   18        6.0        7.9        5.2        3.2        6.0        4.4        3.7        3.2        5.2        6.0        7.9        7.9
   19        5.2        6.0        5.2        3.2        6.0        5.2        3.7        3.7        5.2        6.0        4.4        9.1
   20        6.0        4.4        6.0        4.4        6.0        4.4        4.4        3.7        5.2        6.9        2.3        6.9

 ------------------------------------------------------------------------------------------------------------------------------------------
   21        5.2        3.7        3.7       10.6        6.0        4.4        6.0        3.7        5.2        6.0        6.0        6.9
   22       23.0        4.4        4.4        2.3        6.9        6.0        5.2        4.4        6.0        6.0        5.2        7.9
   23        6.9        6.0        3.7        2.3        7.9        6.0        6.0       14.1        5.2        6.9        4.4        7.9
   24        5.2        5.2        6.0        2.3       65.2       17.3        4.4       13.4        6.0        6.9        4.4        7.9
   25        6.0        3.7        2.3        2.3        2.7       67.3        4.4        2.7        6.0        5.2        4.4        7.9

 ------------------------------------------------------------------------------------------------------------------------------------------
   26        5.2        5.2        3.2        3.2        2.3       13.2        6.0        3.2        6.0        6.0        6.9        7.9
   27        6.9        6.0        4.4        2.3        2.7        3.2        4.4        4.4        5.2        6.0        7.9        7.9
   28        6.9        4.4        3.7        3.2       19.3        3.7        4.4        4.4        6.0        6.9        6.9        7.9
   29        6.9        3.7        5.2        2.7         .0        3.2        4.4        4.4        4.4        6.9        6.9        6.9
   30        6.9        4.4       61.3        1.9         .0        1.0        5.2        4.4        5.2        6.9        7.9        6.9
   31        6.0         .0       33.6        2.7         .0        1.6         .0        4.4         .0        6.9        6.9         .0

 ==========================================================================================================================================
 TOTAL     782.4      281.5      230.3      749.8      194.3    1,101.5      140.7      529.6       156.3      172.7      597.3     229.9
 MEAN       25.7        9.4        7.4       24.2        6.9       35.5        4.7       17.1        5.2        5.6       19.3        7.7
 MAX       112.0      126.0       61.3      210.0       65.2       67.2        6.0      206.0        6.9        6.9      407.0        9.1
 MIN         3.7        3.7        2.3        1.9        2.3        1.0        3.7        1.0        3.7        3.7        2.3        6.0

 ANNUAL DATA
 WTR YEAR 1977 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                    10,247.2              5,166.3                         14.2                        407.0                          1.0

 INSTANTANEOUS DATA
 INST_MAXFLOW    3,240.0      INST_MAXTIME  0230            INST_MAXDATE  01/03/77
 INST_MINFLOW         .3      INST_MINTIME  1345            INST_MINDATE  05/13/77

