LOS ANGELES COUNTY DEPARTMENT OF PUBLIC WORKS

                                           F317-R     ARCADIA WASH BELOW GRAND AVENUE


                            DAILY DISCHARGE IN CUBIC FEET PER SECOND WATER YEAR OCT 1992 TO SEP 1993

Day            OCT       NOV       DEC       JAN       FEB       MAR       APR       MAY       JUN       JUL       AUG       SEP
------------------------------------------------------------------------------------------------------------------------------------
 1             4.6        .3        .5        .4       1.5      11.2       4.6        .8        .7        .9        .8        .7 
 2             4.6        .8        .6      47.5       1.4      11.3       4.3        .9        .6        .7        .9        .6 
 3             4.6        .7        .5        .5       1.1      11.1       4.1        .9        .6        .6        .8        .5 
 4             4.6        .5       4.2        .4        .9      10.9       4.1        .8        .8        .5        .8        .5 
 5             4.6        .4        .6        .4        .9      10.8       4.1        .8     126          .6        .6        .7 

 6             4.6        .4      11.8     213          .9      10.7       4.1        .9       2.7        .8        .7        .7 
 7             5.8        .4     407       309       104        10.4       7.6        .7       2.5        .6        .6        .7 
 8             5.9        .5       1.6      37.3     174        10.2      12.2        .8       2.0        .5        .6        .7 
 9             5.9        .4        .4       7.4      90.2       6.1      11.8        .7       1.8        .6        .6        .7 
10             5.7        .4        .7      24.5      19.1       2.6      11.8        .5       1.6        .5        .6        .6 

11             5.7        .4        .9       1.0      16.5       2.6      11.8        .4       1.5        .6        .6        .6 
12             5.6        .6        .3      85.5      14.1       2.6      11.4        .6       1.5        .7        .6        .5 
13             5.6        .4        .3     193        13.0       2.6      10.9        .4       1.3        .8        .6        .5 
14             5.4        .4        .3      92.2     109         2.6      10.9        .4       1.2        .8        .5        .6 
15             5.2        .5        .5     162       175         2.6      10.9        .7       1.2        .8        .6        .7 

16             4.9        .5        .5     111       175         2.6      10.9        .8       1.5        .8        .6        .8 
17             4.9        .5      33.2     232       172         2.6      10.5        .8       1.5        .7        .7       1.0 
18             4.9        .5       4.8     214       349         2.6      10.0        .8       1.5        .8        .7        .8 
19             5.5        .5        .4      13.4     235         2.6      10.0        .8       1.5       1.2        .6        .8 
20             5.1        .5        .3       7.0     112         2.6      10.0        .8       1.5        .7        .7        .9 

21            12.9        .5        .4       4.6      22.0       2.6      10.0       1.0       1.5        .7        .8        .9 
22             5.1        .6        .4       3.6       6.7       2.6      10.0        .9       1.5        .8        .8        .9 
23            35.3        .8        .4       2.4     143         2.1      10.0        .9       1.5        .7        .7        .8 
24            30.7        .7        .4       1.8      15.2       2.0       9.5        .8       1.3        .6        .6        .8 
25             4.6        .8        .3       1.2       7.9      82.8       9.1        .6       1.2        .5        .7        .7 

26             4.6        .5       2.5        .8      31.7     112         9.1       1.0       1.2        .6        .6        .7 
27             4.6        .5       1.5        .7     112        43.1       6.9        .6       1.0        .5       1.2        .7 
28             4.6        .5       7.1        .5      24.1      76.8        .9        .7        .9       7.5        .9        .8 
29            10.2        .5     586          .5    ------       4.3       1.0        .7        .6       6.7        .7        .8 
30           160          .6       1.2        .9    ------       4.1       1.0        .6        .6       1.0        .7        .8 
31             6.7    ------        .6       1.8    ------       3.7    ------        .6    ------        .8        .7    ------ 

TOTAL        383.0      15.6   1,070.2   1,770.3   2,127.2     457.4     243.5      22.7     164.8      34.6      21.6      21.5
MEAN          12.4        .5      34.5      57.1      76.0      14.8       8.1        .7       5.5       1.1        .7        .7
MAX            160        .8       586       309       349       112      12.2       1.0       126       7.5       1.2       1.0
MIN            4.6        .3        .3        .4        .9       2.0        .9        .4        .6        .5        .5        .5
AC-FT          760      30.9     2,123     3,511     4,219       907       483      45.0       327      68.6      42.8      42.6
M3x1000        937      38.1     2,619     4,331     5,204     1,119       596      55.5       403      84.6      52.8      52.5

CAL YEAR 1992  TOTAL      5,220.6    MEAN      14.3      MAX       586      MIN        .1      AC-FT    10,356     M3x1000    12,773
WTR YEAR 1993  TOTAL      6,332.4    MEAN      17.3      MAX       586      MIN        .3      AC-FT    12,560     M3x1000    15,492

                                                                                                      
MAXIMUM INSTANTANEOUS PEAK IS 2,720 CFS AT 16:30 ON 01/17/93.                   
                                                                                
