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                                   Birch Lake
                          MONTHLY LAKE REPORT
                                 MAY 13


    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  743.12    11047
 1   743.03  742.95    10907      0        6   0.420       0   0.00  0.00
 2   742.97  743.03    10972      0        6   0.250      40   0.00  0.01
 3   742.93  742.99    10939      0        6   0.010       0   0.19  0.24
 4   743.01  742.96    10915      0        6   0.250       0   0.06  0.04
 5   742.96  742.89    10859      0        6   0.040       0   0.03  0.08

 6   742.90  742.86    10835      0        6   0.050       0   0.01  0.00
 7   742.89  742.83    10811      0        6   0.120       0   0.00  0.00
 8   742.82  742.79    10778      0        5   0.240       0   0.00  0.00
 9   742.86  742.91    10875      0        3   0.230      50   0.61  0.75
10   742.92  742.90    10867      0        3   0.070       0   0.00  0.00

11   742.93  742.89    10859      0        3   0.140       0   0.00  0.00
12   742.93  742.84    10819      0        3   0.270       0   0.00  0.00
13   742.86  742.80    10786      0        3   0.230       0   0.00  0.00
14   742.85  742.68    10690      0        3   0.360       0   0.00  0.00
15   742.78  742.80    10786      0        3   0.470       0   0.00  0.00

16   742.82  742.72    10722      0        3   0.100       0   0.01  0.02
17   742.76  742.76    10754      0        3   0.090       0   0.00  0.01
18   742.75  742.69    10698      0        3   0.200       0   0.00  0.00
19   742.76  742.70    10706      0        3   0.160      10   0.24  0.38
20   742.71  742.87    10843      0        2   0.190      70   0.00  0.18

21   742.77  742.87    10843      0        2   0.090       0   0.81  0.67
22   742.82  742.82    10802      0        3   0.020       0   0.08  0.08
23   742.82  742.84    10819      0        3   0.290      10   0.00  0.00
24   742.80  742.81    10794      0        3   0.010       0   0.03  0.11
25   742.78  742.76    10754      0        3   0.280       0   0.00  0.00

26   742.74  742.79    10778      0        3   0.340       0   0.00  0.00
27   742.75  742.82    10802      0        3   0.250       0   0.00  0.00
28   742.76  742.72    10722      0        3   0.290       0   0.00  0.00
29   742.64  742.82    10802      0        3   0.270      50   0.00  0.00
30   745.10  749.89    17373      0        1   0.110    3200   2.76  3.02
31   750.19  750.48    17948      0        0   0.110     300   1.99  1.71

TOTAL                             0      110   5.950    3730   6.82  7.30
AVERAGE   743.31                  0        4             120 NORMAL= 5.00

MAXIMUM   750.48       17948   DATE=31    TOP CONSERVATION POOL    750.50
MINIMUM   742.64       10658   DATE=29    TOP FLOOD POOL           774.00

                      INFLOW VOLUME=     7398 AC-FT



REPORT IS SUBJECT TO CHANGE AND/OR REVISION