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                                   Birch Lake
                          MONTHLY LAKE REPORT
                                 JUL 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  749.80    18430
 1   749.83  750.01    18663      0        7   0.106     130   1.22  1.70
 2   750.01  750.02    18675      0        7   0.148      20   0.59  0.72
 3   750.01  750.00    18652      0        7   0.260       5   0.00  0.01
 4   750.00  749.97    18619      0        7   0.380       5   0.00  0.00
 5   749.96  749.94    18585      0        7   0.350       5   0.00  0.00

 6   749.94  749.91    18552      0        7   0.320       5   0.00  0.02
 7   749.88  749.91    18552      0        7   0.420       5   0.00  0.08
 8   749.99  750.20    18881      0        7   0.210     180   0.60  1.56
 9   750.21  750.20    18881      0        7   0.250      20   0.05  0.06
10   750.21  750.19    18870      0        7   0.360      15   0.00  0.00

11   750.24  750.26    18950      0        7   0.410      50   0.40  0.52
12   750.33  750.35    19053      0        7   0.080      65   0.73  0.82
13   750.35  750.33    19030      0        7   0.300      10   0.00  0.00
14   750.32  750.31    19007      0        7   0.370       5   0.00  0.00
15   750.30  750.28    18973      0        7   0.320       5   0.00  0.00

16   750.26  750.24    18927      0        7   0.380       0   0.00  0.00
17   750.23  750.20    18881      0        7   0.360       0   0.00  0.00
18   750.19  750.17    18847      0        7   0.360       0   0.00  0.00
19   750.16  750.12    18789      0        7   0.400       0   0.00  0.00
20   750.13  750.11    18778      0        7   0.420       0   0.00  0.00

21   750.11  750.06    18721      0        7   0.420       0   0.00  0.00
22   750.06  750.03    18686      0        7   0.430       0   0.00  0.00
23   750.02  749.98    18630      0        7   0.440       0   0.00  0.01
24   749.98  749.94    18585      0        7   0.380       0   0.00  0.00
25   749.94  749.91    18552      0        7   0.305       0   0.00  0.00

26   749.92  749.88    18519      0        7   0.558       0   0.00  0.01
27   749.88  749.84    18475      0        7   0.399       0   0.00  0.00
28   749.84  749.81    18441      0        7   0.360       0   0.00  0.07
29   749.83  749.79    18419      0        7   0.260       0   0.00  0.01
30   749.79  749.73    18353      0        7   0.350       0   0.00  0.00
31   749.72  749.69    18308      0        7   0.430       0   0.00  0.00

TOTAL                             0      206   10.536     525   3.59  5.59
AVERAGE   750.04                  0        7              17 NORMAL= 2.98

MAXIMUM   750.35       19053   DATE=13    TOP CONSERVATION POOL    750.50
MINIMUM   749.69       18308   DATE=31    TOP FLOOD POOL           774.00

WATER SUPPLY:  WITHDRAWN      0 AC-FT, RELEASED      0 AC-FT

                      INFLOW VOLUME=     1041 AC-FT



REPORT IS SUBJECT TO CHANGE AND/OR REVISION