Operative modes of the Chardara water reservoir. Comparison of planned and actual values for vegetation period 1994

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
1288.0
1222.0
1246.0
1303.0
1111.0
1057.0
942.0
842.0
714.0
661.0
560.0
405.0
368.0
297.0
289.0
314.0
322.0
384.0
Mm3
11664.1
actual
m3/sec
1354.9
1123.9
1207.7
1268.7
1029.4
1009.1
866.9
782.0
657.3
561.3
469.9
285.8
220.6
236.4
240.2
249.6
264.5
497.7
Mm3
10782.2
variance
%
-5.2
8.0
3.1
2.6
7.3
4.5
8.0
7.1
7.9
15.1
16.1
29.4
40.1
20.4
16.9
20.5
17.9
-29.6
%
7.6
Mm3
-57.8
27.0
60.0
89.7
160.2
205.7
270.6
322.4
371.5
457.6
535.5
648.7
776.1
828.4
874.8
930.4
980.1
881.9
Mm3
881.9
Volume
planned
Mm3
5437.4
5639.5
5709.5
5707.8
5569.6
5575.8
5504.5
5292.0
4867.7
4332.9
3729.0
3010.6
2506.0
2006.6
1630.2
1435.0
1307.5
1247.4
Mm3
actual
Mm3
5052.0
5232.0
5290.0
5218.0
5168.0
5139.0
5038.0
4792.0
4445.0
3932.0
3393.0
2587.0
2082.0
1617.0
1213.0
1055.0
954.0
1068.0
Mm3
variance
%
7.1
7.2
7.3
8.6
7.2
7.8
8.5
9.4
8.7
9.3
9.0
14.1
16.9
19.4
25.6
26.5
27.0
14.4
%
Release
planned
m3/sec
917.0
929.0
1123.0
1240.0
1206.0
995.0
954.0
991.0
1049.0
1070.0
1049.0
975.0
826.0
776.0
640.0
512.0
446.0
450.0
Mm3
14177.4
actual
m3/sec
853.3
866.6
1076.5
1195.0
1152.6
923.7
894.0
940.0
1001.0
1000.0
1000.0
909.1
740.0
712.5
590.9
400.0
380.0
431.6
Mm3
13227.1
variance
%
6.9
6.7
4.1
3.6
4.4
7.2
6.3
5.1
4.6
6.5
4.7
6.8
10.4
8.2
7.7
21.9
14.8
4.1
%
6.7
Mm3
55.0
109.0
149.1
188.0
234.1
301.9
353.7
397.8
439.3
499.7
542.1
604.7
679.0
733.9
780.5
877.3
934.3
950.2
Mm3
950.2
Diagram of inflow and release in the Chardara water reservoir
Diagram of volumes deviations in the Chardara water reservoir
Note: variance is calculated using the followingformula: 100 * (planned [predicted] - actual) / planned [predicted]