Operative modes of the Charvak water reservoir. Comparison of planned and actual values for non-vegetation period 1994-1995

Parametres
October
November
December
January
February
March
for non-vegetation
I
II
III
I
II
III
I
II
III
I
II
III
I
II
III
I
II
III
Inflow forecast
m3/sec
96.0
96.0
96.0
84.0
84.0
84.0
70.0
70.0
70.0
64.0
64.0
64.0
61.0
61.0
61.0
80.0
80.0
80.0
Mm3
1195.6
actual
m3/sec
115.9
110.0
102.7
108.4
121.5
140.2
130.3
109.6
102.4
93.5
82.9
78.8
78.5
79.2
77.6
76.5
83.1
112.7
Mm3
1579.4
variance
%
-20.7
-14.6
-7.0
-29.0
-44.6
-66.9
-86.1
-56.6
-46.2
-46.0
-29.5
-23.2
-28.7
-29.8
-27.1
4.3
-3.9
-40.9
%
-32.1
Mm3
-17.2
-29.3
-35.7
-56.8
-89.2
-137.7
-189.8
-224.0
-254.8
-280.2
-296.6
-310.7
-325.8
-341.5
-352.9
-350.0
-352.7
-383.8
Mm3
-383.8
Volume planned
Mm3
1602.0
1602.0
1602.0
1623.0
1623.0
1623.0
1604.0
1604.0
1604.0
1582.0
1577.0
1567.0
1551.0
1535.0
1528.0
1541.0
1547.0
1547.0
Mm3
actual
Mm3
1642.0
1612.0
1587.0
1634.0
1608.0
1653.0
1639.0
1594.0
1522.0
1435.0
1367.0
1341.0
1345.0
1323.0
1307.0
1214.0
1100.0
1073.0
Mm3
variance
%
-2.5
-0.6
0.9
-0.7
0.9
-1.8
-2.2
0.6
5.1
9.3
13.3
14.4
13.3
13.8
14.5
21.2
28.9
30.6
%
Release planned
m3/sec
244.0
244.0
244.0
197.0
197.0
197.0
206.0
206.0
206.0
209.0
209.0
209.0
186.0
186.0
186.0
196.0
196.0
196.0
Mm3
3250.6
actual
m3/sec
137.0
140.4
132.1
107.6
130.0
149.6
157.4
171.5
179.3
192.2
170.6
117.1
77.2
107.8
86.8
170.4
213.4
156.2
Mm3
2278.9
variance
%
43.9
42.5
45.9
45.4
34.0
24.1
23.6
16.7
13.0
8.0
18.4
44.0
58.5
42.0
53.4
13.1
-8.9
20.3
%
29.9
Mm3
92.4
182.0
288.3
365.5
423.4
464.4
506.4
536.2
561.6
576.1
609.3
696.6
790.6
858.2
926.8
948.9
933.9
971.7
Mm3
971.7
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]