                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                       U8-R       SAN GABRIEL RIVER BELOW MORRIS DAM                               RATING NO.   78-01
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1980

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1         .0         .0         .0         .0         .9      895.0      599.0      955.0      297.0      154.0       98.7       95.8
    2         .0         .0         .0         .0         .3      962.0      660.0      949.0      290.0      148.0       98.7       95.8
    3         .0         .1         .0         .0         .0    1,350.0      682.0      949.0      231.0      119.0       98.7       95.8
    4         .0         .1         .0         .0       46.2    2,520.0      523.0      942.0      220.0      109.0       97.2       95.8
    5         .0      287.0         .0         .0      142.0    2,550.0      677.0      942.0      220.0      104.0       95.8       95.8

 ------------------------------------------------------------------------------------------------------------------------------------------
   6          .0      452.0         .0         .0      142.0    2,620.0      701.0      611.0      220.0      102.0       95.8       95.8
   7          .0      452.0         .0         .0      142.0    2,620.0      701.0      611.0      220.0      102.0       95.8       95.8
   8          .0      447.0         .0         .0      143.0    2,420.0      696.0      882.0      220.0      126.0       95.8       95.8
   9          .0      429.0         .0         .5      143.0    2,050.0      696.0      962.0      220.0      131.0       95.8       95.8
   10         .0      448.0         .0        1.6      143.0    1,670.0      703.0      969.0      220.0      131.0       97.2       95.8

 ------------------------------------------------------------------------------------------------------------------------------------------
   11         .0      444.0         .0        1.9      146.0      768.0      781.0      955.0      220.0      131.0       97.2       97.2
   12         .0      440.0         .0         .3      146.0      706.0      787.0      844.0      217.0      131.0       91.5       97.2
   13         .0      428.0         .0         .0       69.0      687.0      787.0      153.0      217.0      130.0       90.1       97.2
   14         .0      432.0         .0        1.6        8.9      687.0      800.0       72.0      215.0      126.0       88.7       97.2
   15         .0      428.0         .0         .3       19.1      706.0      837.0      192.0      215.0      113.0       88.7       97.2

 ------------------------------------------------------------------------------------------------------------------------------------------
   16         .0      423.0         .0         .0    1,300.0      696.0      837.0      795.0      215.0      110.0       87.3       97.2
   17         .0      415.0         .0         .0    7,910.0      696.0      837.0      882.0      215.0      116.0       87.3       98.7
   18         .0      407.0         .0         .0    8,080.0      706.0      831.0      869.0      215.0      121.0       85.8       98.7
   19         .0      403.0         .0         .0    8,310.0      672.0      831.0      863.0      215.0      126.0       87.3       98.7
   20         .0      399.0         .0         .0    8,290.0      563.0      818.0      825.0      215.0      127.0       93.0       98.7

 ------------------------------------------------------------------------------------------------------------------------------------------
   21         .0      399.0         .0         .0    8,040.0      551.0      863.0      701.0      215.0      123.0       95.8       98.7
   22         .0      395.0         .0       79.4    6,770.0      562.0      955.0      682.0      215.0      124.0       95.8       98.7
   23         .0      387.0         .0      158.0    4,160.0      557.0      955.0      672.0      207.0      124.0       95.8       98.7
   24         .0      378.0         .0      158.0    3,400.0      557.0      942.0      663.0      154.0      124.0       95.8       97.2
   25         .0      374.0         .0      158.0    3,250.0      557.0      935.0      653.0      142.0      124.0       95.8       95.8

 ------------------------------------------------------------------------------------------------------------------------------------------
   26         .0      366.0         .0      158.0    2,880.0      363.0      928.0      643.0      148.0      126.0       95.8       97.2
   27         .0      358.0         .0      158.0    1,330.0      591.0      922.0      634.0      150.0      124.0       95.8       98.7
   28         .0      346.0         .0      119.0      187.0      615.0      942.0      509.0      150.0      119.0       94.4       97.2
   29         .0      110.0         .0       21.2      524.0      591.0      962.0      318.0      150.0      106.0       94.4       97.2
   30         .0         .1         .0        3.2         .0      586.0      956.0      297.0      151.0      102.0       94.4       98.7
   31         .0         .0         .0        1.7         .0      586.0         .0      294.0         .0      100.0       94.4         .0

 ==========================================================================================================================================
 TOTAL        .0    9,825.3         .0    1,020.7   65,723.4   32,630.0   24,134.0   20,971.0     6,199.0    3,758.0    2,916.0   2,914.1
 MEAN         .0      328.0         .0       32.9    2,266.0    1,053.0      804.0      676.0      207.0      121.0       94.1       97.1
 MAX          .0      452.0         .0      158.0    8,310.0    2,620.0      962.0      969.0      297.0      154.0       98.7       98.7
 MIN          .0         .1         .0         .0         .3      363.0      523.0       72.0      142.0      100.0       85.8       95.8

 ANNUAL DATA
 WTR YEAR 1980 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                   337,371.6            170,091.5                        473.3                      8,310.0                           .0

 INSTANTANEOUS DATA
 INST_MAXFLOW    8,720.0      INST_MAXTIME  2315            INST_MAXDATE  02/19/80
 INST_MINFLOW         .0      INST_MINTIME  0000            INST_MINDATE

