Operative modes of the Charvak water reservoir. Comparison of planned and actual values for vegetation period 1996

Parametres
April
May
June
July
August
September
For vegetation
I
II
III
I
II
III
I
II
III
I
II
III
I
II
III
I
II
III
Inflow
forecast
m3/sec
169.0
169.0
169.0
330.0
330.0
330.0
439.0
439.0
439.0
331.0
331.0
331.0
185.0
185.0
185.0
106.0
106.0
106.0
Mm3
4116.6
actual
m3/sec
67.8
212.1
298.6
269.7
335.8
422.4
535.9
591.8
583.7
526.6
409.0
401.7
332.8
234.7
173.7
145.5
133.9
121.9
Mm3
5095.4
variance
%
59.9
-25.5
-76.7
18.3
-1.8
-28.0
-22.1
-34.8
-33.0
-59.1
-23.6
-21.4
-79.9
-26.9
6.1
-37.3
-26.3
-15.0
%
-23.8
Mm3
87.4
50.2
-61.8
-9.7
-14.7
-102.5
-186.2
-318.2
-443.3
-612.3
-679.7
-746.9
-874.6
-917.5
-906.8
-940.9
-965.0
-978.8
Mm3
-978.8
Volume
planned
Mm3
1276.2
1305.4
1314.7
1429.1
1501.1
1548.1
1641.2
1686.9
1708.3
1646.4
1620.8
1626.9
1558.0
1600.3
1560.1
1520.1
1527.0
1495.6
Mm3
actual
Mm3
1136.0
1350.0
1632.0
1747.0
1838.0
1889.0
1944.0
1948.0
1982.0
2007.0
1995.0
2002.0
1949.0
1849.0
1754.0
1699.0
1640.0
1615.0
Mm3
variance
%
11.0
-3.4
-24.1
-22.2
-22.4
-22.0
-18.4
-15.5
-16.0
-21.9
-23.1
-23.1
-25.1
-15.5
-12.4
-11.8
-7.4
-8.0
%
Release
planned
m3/sec
120.0
135.0
158.0
197.0
246.0
280.0
330.0
385.0
413.0
401.0
359.0
323.0
263.0
214.0
181.0
151.0
143.0
133.0
Mm3
3897.0
actual
m3/sec
71.8
56.8
56.6
156.2
299.6
438.0
546.1
640.3
546.0
493.9
393.6
390.8
392.6
354.6
279.5
210.3
200.4
156.6
Mm3
5006.5
variance
%
40.2
57.9
64.2
20.7
-21.8
-56.4
-65.5
-66.3
-32.2
-23.2
-9.6
-21.0
-49.3
-65.7
-54.4
-39.3
-40.1
-17.7
%
-28.5
Mm3
41.6
109.2
196.8
232.1
185.8
35.6
-151.1
-371.7
-486.6
-566.9
-596.8
-661.2
-773.2
-894.7
-988.3
-1039.6
-1089.2
-1109.5
Mm3
-1109.5
Diagram of inflow and release in the Charvak water reservoir
Diagram of volumes deviations in the Charvak water reservoir
Note: variance is calculated using the followingformula: 100 * (planned [predicted] - actual) / planned [predicted]