                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                         U8-R       SAN GABRIEL RIVER BELOW MORRIS DAM                               RATING NO.
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1991

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1      144.0         .0         .0         .1         .0       71.2      202.0        2.1        3.6        2.6      607.0      245.0
    2      145.0         .0         .0         .1         .0      143.0      199.0        2.1        3.2        3.2      474.0      196.0
    3      145.0         .0         .0         .2         .0      142.0      195.0        4.1        1.8        3.9      400.0      134.0
    4      145.0         .0         .0         .4         .0      142.0      194.0        5.2        1.8        4.6      357.0      246.0
    5      146.0         .0         .0         .5         .0      154.0      192.0        5.2        1.8        5.0      341.0      247.0

 ------------------------------------------------------------------------------------------------------------------------------------------
   6       147.0         .0         .0         .3         .0      174.0      189.0        5.3        1.8        5.6      463.0      239.0
   7       147.0         .0         .0         .3         .0      174.0      189.0        5.3        1.8        5.6      463.0      239.0
   8       147.0         .0         .0         .3         .0      192.0      187.0        5.2        1.5        5.3      526.0      238.0
   9       148.0         .0         .0         .3         .0      192.0      184.0        5.2        1.5        1.3      679.0      238.0
   10      149.0         .0         .0       73.0         .0      192.0      162.0        4.9        1.4        1.2      651.0      241.0

 ------------------------------------------------------------------------------------------------------------------------------------------
   11      149.0         .0         .0      147.0         .0      193.0       48.5        4.7        1.4         .8      615.0      249.0
   12      149.0         .0         .0      147.0         .0      195.0        2.1        4.4        1.5         .4      565.0      274.0
   13      149.0         .0         .0      147.0         .0      200.0        1.6       43.9         .8         .3      436.0      297.0
   14      149.0         .0         .0      148.0         .0      199.0        1.6       13.1         .6         .2      510.0      326.0
   15      149.0         .0         .0      149.0         .0      197.0        1.3        2.5         .6         .3      493.0      327.0

 ------------------------------------------------------------------------------------------------------------------------------------------
   16      149.0         .0         .0      148.0         .0      197.0        1.9        3.2         .8         .2      469.0      317.0
   17      149.0         .0         .0      131.0         .0      197.0        1.7        2.6        2.8         .1      449.0      318.0
   18      149.0         .0         .0      100.0         .0      200.0        1.6        2.5      123.0       14.6      434.0      286.0
   19      149.0         .0         .0      100.0         .0      204.0        1.6        2.6      292.0       61.8      418.0      299.0
   20      147.0         .0         .0      116.0         .0      204.0        1.6        2.5      276.0      587.0      407.0      294.0

 ------------------------------------------------------------------------------------------------------------------------------------------
   21      147.0         .0         .0      147.0         .0      200.0        1.8        2.9      204.0      422.0      394.0      293.0
   22      147.0         .0         .0      118.0         .0      200.0        2.0        2.7      106.0         .7      374.0      287.0
   23      147.0         .0         .0       54.8         .0      200.0        1.9        3.0        2.7         .7      337.0      237.0
   24       98.3         .0         .0         .5         .0      200.0        1.8        3.8        2.3        1.1      314.0      231.0
   25         .8         .0         .0         .1         .0      201.0        2.1        3.9        2.3       87.8      303.0      246.0

 ------------------------------------------------------------------------------------------------------------------------------------------
   26         .1         .0         .0         .1         .0      202.0        2.2        3.9        2.2      730.0      291.0      251.0
   27         .1         .0         .0         .1         .5      206.0        2.1        3.4        2.2      770.0      227.0      248.0
   28         .1         .0         .0         .1        6.4      202.0        1.9        3.5        2.2      781.0      229.0      242.0
   29         .1         .0         .0         .1         .0      201.0        2.1        3.6        2.3      785.0      291.0      234.0
   30         .1         .0         .0         .1         .0      199.0        2.1        3.3        2.3      762.0      245.0      226.0
   31         .1         .0         .0         .0         .0      199.0         .0        3.5         .0      727.0      245.0         .0

 ==========================================================================================================================================
 TOTAL   3,491.7         .0         .0    1,729.4        6.9    5,790.2    1,976.5      164.2     1,048.0    5,772.1   13,113.0   7,743.0
 MEAN      112.6         .0         .0       55.8         .2      187.0       65.9        5.3       34.9      186.0      423.0      258.0
 MAX       144.0         .0         .0      149.0        6.4      206.0      202.0       43.9      292.0      785.0      679.0      327.0
 MIN          .1         .0         .0         .0         .0       71.2        1.6        2.1         .6         .1      227.0      134.0

 ANNUAL DATA
 WTR YEAR 1991 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                    80,998.6             40,836.8                        113.0                        785.0                           .0

 INSTANTANEOUS DATA
 INST_MAXFLOW      793.0      INST_MAXTIME  0100            INST_MAXDATE
 INST_MINFLOW         .0      INST_MINTIME  1200            INST_MINDATE

