                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                      F190-R       SAN GABRIEL RIVER AT FOOTHILL BLVD.                               RATING NO.   83I
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1986

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1       82.0      144.0      165.0      137.0        7.0      791.0      378.0      352.0         .0         .0         .0         .0
    2       94.0      158.0      165.0      137.0        6.0      791.0      378.0      352.0         .0         .0         .0         .0
    3       94.0      158.0      193.0      137.0        6.2      791.0      378.0      352.0         .0         .0         .0         .0
    4       94.0      158.0      186.0      130.0       55.7      805.0      310.0      352.0         .0         .0         .0         .0
    5       88.0      158.0      165.0      130.0      364.0      733.0       20.6      352.0         .0         .0         .0         .0

 ------------------------------------------------------------------------------------------------------------------------------------------
   6        88.0      158.0      165.0      130.0      387.0      523.0       12.1      352.0         .0         .0         .0         .0
   7        88.0      158.0      165.0      130.0      387.0      523.0       12.1      352.0         .0         .0         .0         .0
   8        94.0      158.0      165.0      130.0      387.0       17.0      166.0      344.0         .0         .0         .0         .0
   9        94.0      158.0      158.0      130.0      387.0       11.4      405.0      336.0         .0         .0         .0         .0
   10       94.0      158.0      158.0      124.0      382.0       15.6      414.0      336.0         .0         .0         .0         .0

 ------------------------------------------------------------------------------------------------------------------------------------------
   11       94.0      200.0      158.0      118.0      339.0       94.0      414.0      336.0         .0         .0         .0         .0
   12       94.0      172.0      158.0      115.0        9.7      193.0      414.0      336.0         .0         .0         .0         .0
   13       94.0      165.0      158.0      118.0        8.2      172.0      414.0      221.0         .0         .0         .0         .0
   14      112.0      165.0      158.0      114.0        8.5      405.0      336.0        6.6         .0         .0         .0         .0
   15      130.0      172.0      158.0      118.0       63.0      360.0       10.0        5.6         .0         .0         .0         .0

 ------------------------------------------------------------------------------------------------------------------------------------------
   16      130.0      172.0      158.0      120.0       59.5      165.0        8.2        5.2         .0         .0         .0         .0
   17      124.0      151.0      172.0      124.0       22.4      106.0        6.8        4.8         .0         .0         .0         .0
   18      124.0       33.2      172.0      124.0       14.2       63.0        6.4        4.2         .0         .0         .0         .0
   19      124.0       31.4      165.0      124.0       29.6      137.0        5.8        4.2         .0         .0         .0         .0
   20      124.0       29.6      165.0      124.0       22.4      312.0        5.4        4.0         .0         .0         .0         .0

 ------------------------------------------------------------------------------------------------------------------------------------------
   21      130.0       29.6      158.0      124.0       15.6      312.0        5.0        3.6         .0         .0         .0         .0
   22      130.0       29.6      165.0      124.0       12.1      296.0      102.0        3.2         .0         .0         .0         .0
   23      130.0      118.0      137.0       63.0        9.7      280.0      336.0        3.0         .0         .0         .0         .0
   24      130.0      151.0      124.0        9.4      379.0      272.0      344.0        2.8         .0         .0         .0       11.3
   25      129.0      179.0      124.0        8.8      762.0      280.0      352.0        2.4         .0         .0         .0       11.8

 ------------------------------------------------------------------------------------------------------------------------------------------
   26      130.0      151.0      130.0        8.3      747.0      320.0      352.0         .8         .0         .0         .0         .0
   27      130.0      151.0      130.0        7.6      791.0      352.0      352.0         .3         .0         .0         .0         .0
   28      130.0      151.0      130.0        7.3      805.0      227.0      352.0         .2         .0         .0         .0         .0
   29      130.0      193.0      137.0        6.8         .0       20.6      352.0         .1         .0         .0         .0         .0
   30      130.0      172.0      137.0       13.5         .0       14.9      352.0         .4         .0         .0         .0         .0
   31      137.0         .0      137.0        9.4         .0      181.0         .0         .4         .0         .0         .0         .0

 ==========================================================================================================================================
 TOTAL   3,508.0    4,182.4    4,816.0    2,896.1    6,466.8    9,361.5    6,990.1    4,424.8          .0         .0         .0      23.1
 MEAN      113.0      139.0      155.0       93.4      231.0      302.0      233.0      143.0         .0         .0         .0         .8
 MAX       137.0      200.0      193.0      137.0      805.0      805.0      414.0      352.0         .0         .0         .0       11.8
 MIN        82.0       29.6      124.0        6.8        6.0       11.4        5.0         .1         .0         .0         .0         .0

 ANNUAL DATA
 WTR YEAR 1986 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                    84,632.3             42,668.8                        117.0                        805.0                           .0

 INSTANTANEOUS DATA
 INST_MAXFLOW      805.0      INST_MAXTIME  0415            INST_MAXDATE  03/03/86
 INST_MINFLOW         .0      INST_MINTIME  0000            INST_MINDATE

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