                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                      F312-R       SAN JOSE CHANNEL ABOVE WORKMAN MILL RD                               RATING NO.   *
                                         MEAN DAILY DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR 1975

   DAY      OCT        NOV        DEC        JAN        FEB        MAR        APR        MAY        JUN        JUL        AUG        SEP
 ------------------------------------------------------------------------------------------------------------------------------------------
    1       14.0       16.0      143.0       17.0       13.0      140.0      135.0       85.0        7.8        8.3       12.0       10.0
    2       14.0       15.0      140.0       17.0       30.0      135.0      135.0       14.0        7.8        8.4       12.0       10.0
    3       13.0       66.0       17.0       63.0      564.0      135.0      135.0       11.0        7.3        9.8       12.0        9.8
    4       14.0      146.0    1,260.0      143.0       94.0      132.0       45.0       10.0        7.6        9.6       10.0        9.8
    5       13.0      140.0       14.0      140.0       24.0      144.0       50.0        9.9        7.8        9.6        9.9        9.2

 ------------------------------------------------------------------------------------------------------------------------------------------
   6        13.0      140.0       33.0      143.0       18.0      422.0       25.0        8.9        7.2       10.1       11.0       11.0
   7        13.0      140.0       33.0      143.0       18.0      422.0       25.0        8.9        7.2       10.1       11.0       11.0
   8        15.0       64.0      143.0      103.0       19.0      539.0       88.0        8.3        7.5        9.8       13.0       10.0
   9        14.0      143.0      146.0       17.0      378.0       22.0       89.0        8.6        7.3        9.8       13.0        9.9
   10       13.0      140.0      146.0       59.0       86.0       99.0       13.0        8.9        7.3        9.1       13.0        9.8

 ------------------------------------------------------------------------------------------------------------------------------------------
   11       30.0      138.0      146.0      138.0       19.0       23.0       11.0        9.2        7.3       10.1       11.0        8.9
   12      110.0      146.0      149.0      143.0       18.0       13.0       12.0        9.4        7.3        9.4        8.5        9.4
   13      113.0      146.0      143.0      146.0       18.0       25.0       12.0        9.4        7.0        8.9        7.3        9.9
   14      118.0      138.0      146.0      146.0       19.0       88.0       12.0        9.2        6.4        9.2        8.9       11.0
   15      126.0      140.0      143.0      146.0       18.0       13.0       25.0        9.2        7.0        8.6        9.3       12.0

 ------------------------------------------------------------------------------------------------------------------------------------------
   16      146.0      140.0      146.0      146.0       18.0       14.0       12.0        9.2        6.8        9.1       11.0       12.0
   17      146.0      140.0      146.0      140.0       57.0       62.0       34.0        8.9        7.3        9.4       13.0       11.0
   18      143.0      143.0      143.0      143.0      135.0      138.0       57.0        9.1        7.5        9.6        9.5       11.0
   19      146.0      135.0      146.0      143.0      135.0      110.0      132.0        8.9        7.5        9.8       11.0       10.0
   20      143.0      135.0      143.0      143.0      135.0       13.0      132.0       11.0        8.3        9.4        9.3       12.0

 ------------------------------------------------------------------------------------------------------------------------------------------
   21      143.0       92.0      143.0      140.0      132.0       45.0      135.0        8.6        8.6        8.9       10.0       12.0
   22      143.0       12.0      143.0      143.0       77.0      220.0       61.0        8.1        8.3        8.9       11.0       12.0
   23      143.0       54.0       88.0      146.0      142.0       13.0       12.0        7.8        8.6        9.2       11.0       11.0
   24      143.0      140.0        2.0       98.0      142.0       13.0       68.0        7.6        8.9        9.8        9.2       10.0
   25      146.0      143.0       12.0       14.0      142.0       35.0      156.0        7.9        8.4        9.1        9.9        9.2

 ------------------------------------------------------------------------------------------------------------------------------------------
   26      146.0      143.0       14.0       13.0      142.0       13.0      129.0        7.5        8.7       10.1        8.8       11.0
   27      146.0      146.0       15.0       13.0      142.0       64.0      126.0        7.2        8.1        9.8        9.4       11.0
   28      321.0      140.0      236.0       13.0      143.0      135.0      123.0        5.4        8.6        9.8        8.7       12.0
   29       17.0      138.0       83.0       12.0         .0      135.0      132.0        5.2        8.7        9.0        9.9       12.0
   30       16.0      140.0       14.0       15.0         .0      135.0      129.0        5.5        8.7        9.6       10.0       11.0
   31       15.0         .0       17.0       15.0         .0      135.0         .0        7.3         .0        9.0       11.0         .0

 ==========================================================================================================================================
 TOTAL   2,741.0    3,532.0    4,403.0    2,901.0    2,879.0    3,318.0    2,240.0      344.0       233.1      291.1      325.6     317.9
 MEAN       88.4      118.0      142.0       94.0      103.0      107.0       74.5       11.1        7.8        9.4       10.5       10.6
 MAX       321.0      146.0    1,260.0      146.0      564.0      539.0      156.0       85.0        8.9       10.1       13.0       12.0
 MIN        13.0       12.0        2.0       12.0       13.0       13.0       11.0        5.2        6.4        8.3        8.5        8.9

 ANNUAL DATA
 WTR YEAR 1975 TOTAL IN A.F.  ANNUAL TOTAL IN CFS  ANNUAL AVERAGE DAILY IN CFS  ANNUAL MAXIMUM DAILY IN CFS  ANNUAL MINIMUM DAILY IN CFS
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                    46,662.5             23,525.7                         64.4                      1,260.0                          5.2

 INSTANTANEOUS DATA
 INST_MAXFLOW    9,620.0      INST_MAXTIME  0448            INST_MAXDATE  12/04/75
 INST_MINFLOW        5.2      INST_MINTIME  0000            INST_MINDATE  05/29/75

