                                                LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS
                 F250-R       SAN GABRIEL-AZUSA CONDUIT 25FT WEIR BELOW DAM                               RATING NO.   35 I
                                         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         .0       17.0       30.7       50.2       40.8       75.7       76.9       75.7       74.5       64.8       60.1       52.3
    2         .0       17.0       47.1       50.2       41.8       74.5       76.9       75.7       74.5       64.8       60.1       52.3
    3         .0       17.0       59.0       50.2       41.8       75.7       75.7       74.5       74.5       64.8       60.1       52.3
    4         .0       17.0       59.0       50.2       64.2       75.7       75.7       74.5       74.5       64.8       60.1       52.3
    5         .0       17.0       59.0       50.2       74.5       75.7       76.9       74.5       74.5       64.8       59.0       52.3

 ------------------------------------------------------------------------------------------------------------------------------------------
   6          .0       17.0       59.0       50.2       73.2       76.9       76.9       75.7       74.5       64.8       59.0       52.3
   7          .0       17.0       59.0       50.2       73.2       76.9       76.9       75.7       74.5       64.8       59.0       52.3
   8          .0       17.0       59.0       50.2       75.7       78.2       51.8       76.9       74.5       64.8       53.4       50.2
   9          .0       17.0       59.0       50.2       74.5       78.2       39.8       76.9       74.5       64.8       53.4       49.1
   10         .0       17.0       59.0       50.2       74.5       78.2       58.8       75.7       72.6       64.8       53.4       49.1

 ------------------------------------------------------------------------------------------------------------------------------------------
   11         .0       17.0       59.0       50.2       75.7       76.9       75.7       75.7       74.5       64.8       53.4       49.1
   12         .0       17.0       59.0       50.2       78.2       76.9       74.5       75.7       74.5       66.0       53.4       50.2
   13         .0       17.0       68.3       50.2       78.2       75.7       74.5       78.2       74.5       64.8       53.4       51.3
   14         .0       17.0       74.5       50.2       78.2       75.7       61.1       79.4       74.5       64.8       53.4       51.3
   15         .0       31.0       74.5       50.2       80.7       75.7       56.8       76.9       74.5       64.8       53.4       51.3

 ------------------------------------------------------------------------------------------------------------------------------------------
   16       10.7       31.0       74.5       50.2       78.2       76.9       75.7       78.2       74.5       64.8       53.4       51.3
   17       17.4       31.0       74.5       50.2       75.7       78.2       75.7       79.2       74.5       64.8       53.4       51.3
   18       17.0       31.0       62.0       50.2       75.7       75.7       75.7       79.4       74.5       64.8       53.4       50.2
   19       17.2       31.0       50.2       50.2       75.7       75.7       75.7       79.4       74.5       64.8       53.4       48.0
   20       17.0       31.0       50.2       50.2       76.9       76.9       75.7       79.4       74.5       64.8       53.4       45.9

 ------------------------------------------------------------------------------------------------------------------------------------------
   21       17.0       31.0       50.2       50.2       74.5       76.9       75.7       79.4       74.5       64.8       53.4       45.9
   22       17.0       31.0       50.2       50.2       74.5       76.9       75.7       75.7       74.5       64.8       53.4       45.9
   23       17.0       31.0       50.2       50.2       74.5       78.2       75.7       74.5       73.2       64.8       52.3       46.9
   24       17.0       31.0       50.2       50.2       75.7       78.2       75.7       75.7       68.3       64.8       53.4       45.9
   25       17.0       31.0       50.2       50.2       76.9       76.9       75.7       74.5       66.0       64.8       52.3       45.9

 ------------------------------------------------------------------------------------------------------------------------------------------
   26       17.0       31.0       50.2       50.2       76.9       75.7       75.7       74.5       66.0       64.8       52.3       43.9
   27       17.0       31.0       50.2       50.2       76.9       75.7       75.7       74.5       66.0       64.8       52.3       44.9
   28       17.0       32.0       50.2       42.9       76.9       74.5       75.7       74.5       66.0       64.8       52.3       43.9
   29       17.0       32.0       50.2       39.8         .0       75.7       74.5       74.5       66.8       64.8       52.3       43.9
   30       17.0       32.0       50.2       39.8         .0       76.9       75.7       74.5       66.0       64.8       52.3       43.9
   31       17.0         .0       50.2       40.8         .0       75.7         .0       74.5         .0       61.3       52.3         .0

 ==========================================================================================================================================
 TOTAL     266.3      737.0    1,748.7    1,518.7    2,015.5    2,371.3    2,162.0    2,364.1     2,175.4    2,006.5    1,686.8   1,465.4
 MEAN         .0         .0       56.4       49.0       72.0       76.3       72.1       76.3       72.4       64.7      544.0       48.8
 MAX          .0         .0       74.5       50.2       80.7       78.2       76.9       79.4       74.5       64.8       60.1       52.3
 MIN          .0         .0       80.7       39.8       40.8       74.5       39.8       74.5       64.8       61.3       52.3       43.9

 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
 ---------------------------  -------------------  ---------------------------  ---------------------------  ---------------------------
                    40,696.3             20,517.7                         56.0                         80.7                           .0

 INSTANTANEOUS DATA
 INST_MAXFLOW                 INST_MAXTIME  0000            INST_MAXDATE
 INST_MINFLOW         .0      INST_MINTIME  0000            INST_MINDATE

