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                                   Birch Lake
                          MONTHLY LAKE REPORT
                                 APR 98


    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  750.55    19282
 1   750.55  750.55    19282      0        7   0.170      20   0.00  0.01
 2   750.56  750.56    19293      0        7   0.330      10   0.00  0.00
 3   750.57  750.56    19293      0        7   0.310      10   0.06  0.05
 4   750.55  750.54    19270      0        7   0.120      10   0.00  0.00
 5   750.53  750.53    19259      0        7   0.070      10   0.00  0.00

 6   750.54  750.54    19270      0        7   0.260      20   0.00  0.00
 7   750.56  750.56    19293      0        7   0.310      20   0.27  0.32
 8   750.55  750.56    19293      0        7   0.190      10   0.08  0.08
 9   750.56  750.54    19270      0        7   0.130      10   0.00  0.00
10   750.54  750.53    19259      0        7   0.108      10   0.00  0.00

11   750.53  750.52    19247      0        7   0.260      10   0.00  0.00
12   750.50  750.49    19213      0        7   0.450       5   0.00  0.00
13   750.50  750.45    19167      0        7   0.460       3   0.00  0.00
14   750.45  750.44    19156      0        7   0.390       3   0.00  0.00
15   750.44  750.45    19167      0        7   0.321       2   0.00  0.01

16   750.41  750.41    19121      0        7   0.280       2   0.00  0.02
17   750.39  750.37    19076      0        7   0.170       2   0.00  0.00
18   750.38  750.35    19053      0        7   0.230       2   0.00  0.00
19   750.35  750.33    19030      0        7   0.250       2   0.00  0.00
20   750.33  750.32    19018      0        7   0.240       2   0.00  0.00

21   750.31  750.29    18984      0        7   0.080       2   0.09  0.10
22   750.30  750.27    18961      0        7   0.210       2   0.00  0.00
23   750.28  750.25    18938      0        7   0.250       2   0.00  0.00
24   750.24  750.22    18904      0        7   0.287       2   0.00  0.00
25   750.22  750.19    18870      0        7   0.520       5   0.00  0.00

26   750.20  751.03    19832      0        7   0.480     500   0.43  0.32
27   754.00  757.67    28329      0        7   0.010    4290   3.38  3.24
28   757.79  757.95    28719      0        8   0.010     200   0.90  1.07
29   757.98  757.65    28301      0      261   0.030      30   0.05  0.03
30   757.48  756.97    27353      0      465   0.040      20   0.00  0.00

TOTAL                             0      914   6.966    5216   5.26  5.25
AVERAGE   751.40                  0       30             174 NORMAL= 3.34

MAXIMUM   758.01       28804   DATE=29    TOP CONSERVATION POOL    750.50
MINIMUM   750.19       18870   DATE=25    TOP FLOOD POOL           774.00

                      INFLOW VOLUME=    10346 AC-FT



REPORT IS SUBJECT TO CHANGE AND/OR REVISION