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                                   Copan Lake
                          MONTHLY LAKE REPORT
                                 APR 97


    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  710.06    43715
 1   710.08  710.05    43665      0       71   0.340     120   0.00  0.00
 2   710.06  710.08    43815      0        5   0.540     120   0.00  0.00
 3   710.07  710.08    43815      0        5   0.290      50   0.00  0.00
 4   710.07  710.13    44065      0        5   0.260     160   0.12  0.10
 5   710.16  710.24    44614      0        5   0.190     300   0.57  0.53

 6   710.20  710.26    44714      0        5   0.190      80   0.00  0.00
 7   710.27  710.28    44814      0       92   0.190     165   0.00  0.00
 8   710.24  710.46    45712      0      210   0.160     665   0.08  0.01
 9   710.46  710.40    45413      0      421   0.030     280   1.06  0.23
10   710.34  710.34    45113      0      600   0.050     450   0.00  0.00

11   710.47  711.56    51361      0      285   0.030    3450   1.43  1.28
12   711.88  712.79    58071      0        5   0.030    3400   0.06  0.12
13   713.01  713.34    61221      0      478   0.090    2100   0.00  0.00
14   713.40  713.43    61745      0     1338   0.180    1650   0.00  0.00
15   713.39  713.21    60463      0     1883   0.210    1280   0.00  0.00

16   713.11  712.78    58016      0     2055   0.310     850   0.00  0.00
17   712.64  712.27    55182      0     2029   0.170     630   0.00  0.00
18   712.09  711.78    52522      0     1749   0.190     475   0.00  0.00
19   711.65  711.35    50253      0     1535   0.420     440   0.00  0.00
20   711.21  710.91    47958      0     1516   0.320     410   0.00  0.00

21   710.77  710.39    45363      0     1496   0.330     200   0.00  0.00
22   710.25  710.08    43815      0      975   0.130     230   0.07  0.02
23   710.05  709.97    43275      0      366   0.250     110   0.00  0.00
24   709.97  710.01    43466      0       35   0.120     140   0.00  0.00
25   710.09  710.03    43566      0        5   0.060     140   0.10  0.04

26   710.05  710.08    43815      0        5   0.140     145   0.00  0.00
27   710.10  710.10    43915      0        5   0.100     100   0.16  0.16
28   710.11  710.10    43915      0       58   0.070      80   0.00  0.00
29   710.11  710.06    43715      0      107   0.150      50   0.00  0.00
30   710.05  710.06    43715      0      107   0.290      50   0.00  0.00

TOTAL                             0    17452   5.830   18320   3.65  2.49
AVERAGE   710.89                  0      582             611 NORMAL= 3.43

MAXIMUM   713.43       61745   DATE=14    TOP CONSERVATION POOL    710.00
MINIMUM   709.97       43275   DATE=24    TOP FLOOD POOL           732.00

                      INFLOW VOLUME=    36337 AC-FT



REPORT IS SUBJECT TO CHANGE AND/OR REVISION