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                                   Birch Lake
                          MONTHLY LAKE REPORT
                                 DEC 03


    POOL ELEVATIONS  STORAGE     RELEASES       EVAP  INFLOW   RAINFALL
DAY      FT-NGVD     2400HR         DSF        INCHES   ADJ     INCHES
      0800    2400    AC-FT   POWER    TOTAL  8A TO 8A  DSF    7A TO  7A
                                                               DAM   BSN
PRIOR MONTH  748.20    16686
 1   748.18  748.17    16654      0        1   0.130       2   0.00  0.00
 2   748.18  748.16    16643      0        1   0.140       5   0.00  0.00
 3   748.17  748.16    16643      0        1   0.100      10   0.21  0.24
 4   748.16  748.14    16622      0        1   0.020       5   0.00  0.00
 5   748.14  748.14    16622      0        1   0.050       3   0.00  0.00

 6   748.12  748.12    16601      0        1   0.050       2   0.00  0.00
 7   748.10  748.12    16601      0        1   0.090       1   0.00  0.00
 8   748.10  748.10    16579      0        1   0.150       1   0.00  0.00
 9   748.11  748.32    16815      0        1   0.090      50   0.00  0.00
10   748.28  748.32    16815      0        1   0.010      20   0.81  0.60

11   748.34  748.35    16847      0        1   0.050      20   0.00  0.02
12   748.36  748.41    16911      0        1   0.040      30   0.00  0.00
13   748.45  748.49    16997      0        1   0.020      40   0.00  0.00
14   748.53  748.60    17115      0        1   0.010      60   0.00  0.03
15   748.66  749.31    17887      0        1   0.060     400   0.00  0.28

16   749.44  749.48    18075      0        1   0.120     100   0.00  0.00
17   749.51  749.55    18153      0        1   0.050      40   0.00  0.00
18   749.55  749.57    18175      0        1   0.100      15   0.00  0.00
19   749.57  749.58    18186      0        1   0.110      15   0.00  0.00
20   749.59  749.60    18208      0        1   0.060      15   0.00  0.00

21   749.60  749.61    18219      0        1   0.190      15   0.00  0.00
22   749.60  749.65    18264      0        1   0.150      25   0.00  0.00
23   749.64  749.66    18275      0        1   0.020      10   0.26  0.26
24   749.67  749.68    18297      0        1   0.060       5   0.00  0.00
25   749.69  749.67    18286      0        1   0.070       5   0.00  0.00

26   749.67  749.68    18297      0        1   0.160       5   0.00  0.00
27   749.68  749.73    18353      0        1   0.140      30   0.00  0.00
28   749.78  749.82    18452      0        1   0.050      30   0.37  0.28
29   749.84  749.86    18497      0        1   0.070      30   0.00  0.00
30   749.85  749.84    18475      0        1   0.090      20   0.00  0.00
31   749.85  749.86    18497      0        1   0.300      20   0.00  0.00

TOTAL                             0       33   2.750    1029   1.65  1.71
AVERAGE   749.02                  0        1              33 NORMAL= 1.47

MAXIMUM   749.86       18497   DATE=31    TOP CONSERVATION POOL    750.50
MINIMUM   748.10       16579   DATE= 8    TOP FLOOD POOL           774.00

                      INFLOW VOLUME=     2041 AC-FT



REPORT IS SUBJECT TO CHANGE AND/OR REVISION