Volumes of releases, lateral inflow and water withdrawals at the Nurek-Tuyamuyn site.Comparison of planned and actual values for vegetation period 1993

Parameteres
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
Release from reservoir
 forecast
m3/sec
583.0
634.0
730.0
774.0
789.0
752.0
804.0
848.0
1357.0
2013.0
1667.0
1519.0
1187.0
1025.0
870.0
937.0
863.0
700.0
Mm3
15868.3
actual
m3/sec
512.4
560.6
650.7
694.5
688.0
624.5
756.2
769.1
1210.8
1929.5
1579.2
1391.9
1056.8
917.5
699.8
1022.4
807.6
567.4
Mm3
14437.9
variance
%
12.1
11.6
10.9
10.3
12.8
17.0
5.9
9.3
10.8
4.1
5.3
8.4
11.0
10.5
19.6
-9.1
6.4
18.9
%
9.0
Mm3
61.0
124.4
192.9
261.6
348.9
470.1
511.4
579.6
705.9
778.0
853.9
974.7
1087.2
1180.1
1341.8
1268.0
1315.9
1430.4
Mm3
1430.4
Lateral inflow
 forecast
m3/sec
130.0
130.0
130.0
130.0
130.0
130.0
110.0
110.0
110.0
110.0
110.0
110.0
110.0
110.0
110.0
110.0
110.0
110.0
Mm3
1844.6
actual
m3/sec
146.5
128.5
120.6
127.0
120.6
124.4
112.7
105.8
95.2
96.5
98.1
99.6
94.4
90.1
90.0
88.1
81.9
109.1
Mm3
1693.9
variance
%
-12.7
1.2
7.2
2.3
7.2
4.3
-2.5
3.8
13.5
12.3
10.8
9.5
14.2
18.1
18.2
19.9
25.5
0.8
%
8.2
Mm3
-14.3
-13.0
-4.8
-2.2
5.9
11.2
8.9
12.5
25.3
36.9
47.2
57.1
70.6
87.8
106.8
125.7
150.0
150.8
Mm3
150.8
Water withdrawal, including
forecast
m3/sec
1021.2
1078.2
1144.8
1258.4
1406.2
1565.7
1741.6
1804.2
1896.4
1969.9
2004.6
1985.4
1934.9
1760.3
1616.5
1283.4
938.4
724.4
Mm3
23890.7
actual
m3/sec
856.9
1065.5
1191.8
1225.0
1234.9
1325.2
1398.2
1586.8
1746.0
1857.2
1821.4
1820.0
1638.4
1616.2
1448.7
1184.5
1028.1
993.8
Mm3
22030.2
variance
%
16.1
1.2
-4.1
2.7
12.2
15.4
19.7
12.0
7.9
5.7
9.1
8.3
15.3
8.2
10.4
7.7
-9.6
-37.2
%
7.8
Mm3
142.0
152.9
112.3
141.2
289.2
517.9
814.6
1002.4
1132.3
1229.7
1388.0
1545.2
1801.4
1925.9
2085.4
2170.8
2093.3
1860.5
Mm3
1860.5
Tadjikistan
 forecast
m3/sec
207.0
229.8
264.3
325.4
417.2
442.2
462.8
489.4
511.3
539.0
549.3
545.7
533.5
495.9
465.8
427.8
350.0
287.1
Mm3
6643.2
actual
m3/sec
135.9
211.3
282.4
303.4
302.6
339.5
350.7
381.5
412.9
455.2
471.7
446.5
462.1
419.9
387.3
373.5
347.9
316.3
Mm3
5631.6
variance
%
34.3
8.1
-6.8
6.8
27.5
23.2
24.2
22.0
19.2
15.5
14.1
18.2
13.4
15.3
16.9
12.7
0.6
-10.2
%
15.2
Mm3
61.4
77.4
61.8
80.8
179.8
277.4
374.3
467.5
552.5
624.9
692.0
786.2
847.9
913.6
988.2
1035.1
1036.9
1011.6
Mm3
1011.6
Turkmenistan
 forecast
m3/sec
503.2
509.4
528.8
598.0
656.0
761.3
832.8
847.8
872.1
888.0
893.5
884.9
863.4
764.4
703.7
520.6
382.4
309.6
Mm3
10847.4
actual
m3/sec
515.2
528.7
541.0
579.9
621.3
694.3
749.9
820.0
862.0
895.8
885.4
879.3
788.8
785.2
672.8
474.4
375.2
377.4
Mm3
10602.4
variance
%
-2.4
-3.8
-2.3
3.0
5.3
8.8
10.0
3.3
1.2
-0.9
0.9
0.6
8.6
-2.7
4.4
8.9
1.9
-21.9
%
2.3
Mm3
-10.4
-27.0
-37.6
-21.9
8.0
71.7
143.3
167.4
176.1
169.3
176.3
181.7
246.1
228.1
257.5
297.4
303.6
245.0
Mm3
245.0
Uzbekistan
 forecast
m3/sec
311.0
339.0
351.7
335.0
333.0
362.2
446.0
467.0
513.0
542.9
561.8
554.8
538.0
500.0
447.0
335.0
206.0
127.7
Mm3
6400.1
actual
m3/sec
205.8
325.5
368.4
341.7
311.0
291.4
297.6
385.3
471.1
506.2
464.3
494.2
387.5
411.1
388.6
336.6
305.0
300.1
Mm3
5796.2
variance
%
33.8
4.0
-4.7
-2.0
6.6
19.6
33.3
17.5
8.2
6.8
17.4
10.9
28.0
17.8
13.1
-0.5
-48.1
-135.0
%
9.4
Mm3
90.9
102.6
88.1
82.4
101.4
168.7
297.0
367.5
403.8
435.5
519.7
577.3
707.4
784.2
839.8
838.4
752.9
603.9
Mm3
603.9
Diagram of variances between planned and actual values of release, lateral inflow and water withdrawal
Diagram of variances between planned and actual values of water withdrawal by states
Note: variance is calculated using the followingformula: 100 * (planned [predicted] - actual) / planned [predicted]