                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                      F190-R       SAN GABRIEL RIVER AT FOOTHILL BLVD.                               RATING NO.   83-1
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1988

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1        3.8        6.6      124.0      193.0      264.0         .0         .0         .0         .0         .0         .0         .0
    2        3.8        6.6      130.0      186.0      296.0         .0         .0         .0         .8         .0         .0         .0
    3        3.6        6.6      130.0      179.0      288.0         .0         .0         .0        1.0         .0         .0         .0
    4        3.6        7.0      124.0      179.0      288.0         .0         .0         .0         .1         .0         .0         .0
    5        3.8        6.6      144.0      186.0      288.0         .0         .0         .0         .0         .0         .0         .0

 ------------------------------------------------------------------------------------------------------------------------------------------
   6         3.8        6.8      151.0      186.0      288.0         .0         .0         .0         .0         .0         .0         .0
   7         3.8        6.8      151.0      186.0      288.0         .0         .0         .0         .0         .0         .0         .0
   8         3.8        6.6      106.0      186.0      288.0         .0         .0         .0      523.0         .0        3.9         .0
   9         3.8        3.1       88.0      186.0      288.0         .0         .0         .0      534.0         .0       18.8         .0
   10        3.8         .0       88.0      186.0      288.0         .0         .0         .0      544.0         .0       17.0         .0

 ------------------------------------------------------------------------------------------------------------------------------------------
   11        3.8         .0       88.0      186.0      186.0         .0         .0         .0      523.0         .0       17.0         .0
   12        3.8         .0       88.0      193.0      137.0         .0         .0         .0      513.0         .0       16.3         .0
   13        4.0         .0       88.0      216.0      137.0         .0         .0         .0      502.0         .0       15.6         .0
   14        4.0       28.6       88.0      216.0      137.0         .0         .0         .0      481.0         .0       15.6         .0
   15        4.0       52.5       88.0      200.0      137.0         .0         .0         .0      460.0         .0       15.6         .0

 ------------------------------------------------------------------------------------------------------------------------------------------
   16        4.0       56.0       94.0      193.0      137.0         .0         .0         .0      432.0         .0       15.6         .0
   17        4.0       63.0       94.0      387.0      137.0         .0         .0         .0      243.0         .0       15.6         .0
   18        4.2       56.0      106.0      328.0      137.0         .0         .0         .0        6.6         .0       15.6         .0
   19        4.2       56.0      124.0      280.0      130.0         .0         .0         .0        5.8         .0        9.0         .0
   20        4.4       59.5      124.0      264.0      130.0         .0         .0         .0        5.6         .0         .0         .0

 ------------------------------------------------------------------------------------------------------------------------------------------
   21        4.4       76.0      124.0      264.0      124.0         .0         .0         .0        5.6         .0         .0         .0
   22        6.8       76.0      124.0      256.0      124.0         .0         .0         .0        5.6         .0         .0         .0
   23        7.3       82.0      130.0      256.0      118.0         .0         .0         .0        5.4         .0         .0         .0
   24        6.6       82.0      124.0      256.0      118.0         .0         .0         .0        5.2         .0         .0         .0
   25        6.6       82.0      130.0      256.0      118.0         .0         .0         .0        5.2         .0         .0         .0

 ------------------------------------------------------------------------------------------------------------------------------------------
   26        6.6       88.0      130.0      256.0      106.0         .0         .0         .0        5.0         .0         .0       12.9
   27        6.6       94.0      130.0      248.0        8.0         .0         .0         .0        1.9         .0         .0       94.0
   28        6.6      100.0      130.0      248.0        7.0         .0         .0         .0         .0         .0         .0      100.0
   29        7.0      100.0       59.5      256.0        7.3         .0         .0         .0         .0         .0         .0       94.0
   30        6.8       70.0        9.4      264.0         .0         .0         .0         .0         .0         .0         .0       94.0
   31        7.6         .0        8.2      264.0         .0         .0         .0         .0         .0         .0         .0         .0

 ==========================================================================================================================================
 TOTAL     150.9    1,278.1    3,310.1    7,140.0    4,999.3         .0         .0         .0     5,171.8         .0      175.6     394.9
 MEAN        4.9       42.6      106.8      230.3      172.4         .0         .0         .0      172.0         .0        5.7       13.2
 MAX         7.6      100.0      130.0      264.0      286.0         .0         .0         .0      544.0         .0       18.8      100.0
 MIN         3.6         .0         .0       94.0        7.0         .0         .0         .0         .0         .0         .0         .0

 ANNUAL DATA
 WTR YEAR 1988 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                    44,867.5             22,620.7                         62.3                        544.0                           .0

 INSTANTANEOUS DATA
 INST_MAXFLOW      805.0      INST_MAXTIME  1145            INST_MAXDATE  06/08/88
 INST_MINFLOW         .0      INST_MINTIME  0000            INST_MINDATE  07/01/88

