LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS

                                            F274B-R    DALTON WASH AT MERCED AVENUE


                            DAILY DISCHARGE IN CUBIC FEET PER SECOND WATER YEAR Oct 1991 TO Sep 1992

Day            Oct       Nov       Dec       Jan       Feb       Mar       Apr       May       Jun       Jul       Aug       Sep
------------------------------------------------------------------------------------------------------------------------------------
 1              .3        .5        .7       1.0       1.2       1.6       2.1       3.9       1.3      12.2       1.0        .3 
 2              .3        .5        .8        .5       1.2      77.0        .4       3.9       1.4      10.6        .3        .5 
 3              .3       1.7        .6       4.7       1.0      19.5        .3        .7      10.9       1.3       1.7        .4 
 4              .3       1.5        .9        .6        .9       2.4        .3        .3      12.7       1.3        .7        .5 
 5              .3        .3        .5     190         2.3       3.3        .3        .3      14.0       1.3       1.0        .4 

 6              .3      10.9        .4       6.1      19.0      20.8        .2        .3       2.5       6.5       1.5        .4 
 7             1.3      15.2        .3      12.5      29.4      21.2        .2        .3       2.1      11.7        .8        .5 
 8             1.1      14.3      13.4       2.4        .3       4.2        .6        .3       3.9      15.1       1.0        .5 
 9             1.1      26.7       1.7       2.0      19.1       2.0        .3        .3       3.9      17.5       1.1        .6 
10              .8      35.4       2.2       1.5      32.6       2.6        .2        .2       9.4      13.2       4.3       3.6 

11              .6      38.0        .3       1.3     311         2.6        .1        .2      24.6       8.7       6.8       2.2 
12             1.1      21.0        .1       1.1     529         2.4        .1        .2      15.9      32.9       1.9       1.7 
13              .9        .1        .1        .8      78.4       2.2        .1        .2       1.6       8.4       1.5       1.6 
14             3.4        .4       1.7       1.0        .7       2.2        .1        .2       3.4      11.4        .6       2.6 
15             2.9       1.3       6.2       6.9      54.1       2.2        .2        .2      11.5      13.0        .5       1.5 

16             1.0        .1       5.0       1.4       1.1       2.1        .1        .2      16.9      13.9       1.6       2.2 
17             1.0        .1        .2       2.6        .9       2.4        .1        .2      36.7      14.5        .6       7.6 
18             1.1        .3        .2       2.3        .8       2.3       1.0        .2      21.5       1.2        .7       6.3 
19             1.0        .1       9.2       2.5        .8       2.4       2.1        .2       2.3       1.2        .6        .6 
20             1.0        .7       2.3       2.1        .6     128         1.8        .2       1.9      10.7        .6        .3 

21              .8       1.3        .1       2.0        .6      13.0       1.3        .2       1.6      18.3        .6       3.8 
22             1.0       4.1        .1       2.6        .7      85.9        .9        .2       2.7      19.7       1.6      13.3 
23              .8       5.5        .1       1.6        .7      92.9        .6        .2       1.8      19.9       1.9      14.7 
24              .7        .2        .1       1.3        .6       1.0       2.1        .2       5.1       9.5        .8      13.9 
25              .5        .1        .1       1.2        .7        .4       1.9        .2       1.5       4.0        .4      13.7 

26            80.2        .1        .1       1.0       5.7      16.3       1.6        .1       5.2       3.0        .3       3.3 
27             3.0        .1       9.7        .9      21.2      42.4       1.4        .1       5.5       5.8        .5       2.1 
28             1.3       1.3      74.3        .8       2.5       3.8       3.5        .1       5.4      23.2        .6       6.9 
29              .8       5.1     427          .7       1.7        .6       1.4        .1       7.2      26.5        .6      14.4 
30              .5      14.6       6.9        .9    ------        .2       3.9        .1      14.6      21.4        .5      13.3 
31              .6    ------       1.1        .8    ------        .1    ------       1.3    ------      19.9        .4    ------ 

TOTAL        110.3     201.5     566.4     257.1   1,118.8     560.0      29.2      15.3     249.0     377.8      37.0     133.7
MEAN           3.6       6.7      18.3       8.3      38.6      18.1       1.0        .5       8.3      12.2       1.2       4.5
MAX           80.2      38.0       427       190       529       128       3.9       3.9      36.7      32.9       6.8      14.7
MIN             .3        .1        .1        .5        .3        .1        .1        .1       1.3       1.2        .3        .3
AC-FT          219       400     1,123       510     2,219     1,111      57.9      30.3       494       749      73.4       265
M3x1000        270       493     1,385       629     2,737     1,370      71.4      37.4       609       924      90.5       327

CAL YEAR 1991  TOTAL*       878.2    MEAN       9.5      MAX       427      MIN        .1      AC-FT     1,742     M3x1000     2,149
WTR YEAR 1992  TOTAL      3,656.1    MEAN      10.0      MAX       529      MIN        .1      AC-FT     7,252     M3x1000     8,945

* Incomplete Record                                                                                   
                                                                                
                                                                                
