Volumes of releases, lateral inflow and water withdrawals at the Nurek-Tuyamuyn site.Comparison of planned and actual values for non-vegetation period 1996-1997

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
Release from reservoir
 forecast
m3/sec
472.0
472.0
472.0
450.0
450.0
450.0
540.0
540.0
540.0
450.0
450.0
450.0
450.0
450.0
450.0
450.0
450.0
450.0
Mm3
7376.1
actual
m3/sec
489.9
455.2
493.5
517.3
535.5
560.8
588.9
577.5
542.8
513.5
506.2
534.3
563.5
515.0
520.5
499.4
426.5
277.9
Mm3
7947.8
variance
%
-3.8
3.6
-4.5
-15.0
-19.0
-24.6
-9.1
-6.9
-0.5
-14.1
-12.5
-18.7
-25.2
-14.4
-15.7
-11.0
5.2
38.2
%
-7.8
Mm3
-15.5
-1.0
-21.3
-79.5
-153.4
-249.1
-291.3
-323.7
-326.4
-381.3
-429.8
-509.9
-608.0
-664.2
-712.9
-755.6
-735.3
-571.7
Mm3
-571.7
Lateral inflow
 forecast
m3/sec
70.0
70.0
70.0
60.0
60.0
60.0
60.0
60.0
60.0
55.0
55.0
55.0
90.0
90.0
90.0
110.0
110.0
110.0
Mm3
1163.4
actual
m3/sec
59.9
60.0
58.7
56.1
55.8
55.1
54.7
53.8
51.2
55.2
52.0
51.0
75.0
90.0
101.0
117.0
117.0
119.0
Mm3
1114.8
variance
%
14.4
14.3
16.1
6.5
7.0
8.2
8.8
10.3
14.7
-0.4
5.5
7.3
16.7
0.0
-12.2
-6.4
-6.4
-8.2
%
4.2
Mm3
8.7
17.4
28.1
31.5
35.1
39.3
43.9
49.3
57.6
57.5
60.1
63.9
76.8
76.8
69.2
63.2
57.1
48.6
Mm3
48.6
Water withdrawal, including
forecast
m3/sec
948.4
847.5
784.0
733.5
671.5
596.8
472.7
456.0
468.8
623.5
725.2
705.0
608.0
793.3
914.5
938.2
909.8
829.0
Mm3
11337.0
actual
m3/sec
984.0
799.0
712.4
720.4
690.4
590.3
467.6
417.5
515.6
662.6
717.6
727.0
757.1
783.1
804.8
895.9
921.5
860.7
Mm3
11359.9
variance
%
-3.8
5.7
9.1
1.8
-2.8
1.1
1.1
8.4
-10.0
-6.3
1.0
-3.1
-24.5
1.3
12.0
4.5
-1.3
-3.8
%
-0.2
Mm3
-30.8
11.1
79.2
90.5
74.2
79.8
84.2
117.5
73.0
39.3
45.8
24.9
-103.9
-95.1
-19.3
17.3
7.2
-23.0
Mm3
-23.0
Tadjikistan
 forecast
m3/sec
240.4
234.0
206.7
213.5
222.5
198.8
151.9
146.2
137.0
128.9
139.6
142.2
147.7
156.6
206.0
233.9
241.8
243.1
Mm3
2957.0
actual
m3/sec
281.7
217.3
168.8
170.0
157.7
140.2
129.7
120.6
116.0
102.8
99.3
83.6
98.3
98.2
116.3
110.1
98.7
79.2
Mm3
2082.2
variance
%
-17.2
7.1
18.3
20.4
29.1
29.5
14.6
17.5
15.3
20.2
28.9
41.2
33.4
37.3
43.5
52.9
59.2
67.4
%
29.6
Mm3
-35.7
-21.3
14.8
52.3
108.3
159.0
178.1
200.3
220.2
242.8
277.6
333.3
376.0
426.4
488.4
595.4
719.0
874.8
Mm3
874.8
Turkmenistan
 forecast
m3/sec
410.0
330.0
303.0
258.0
258.0
256.0
219.0
208.0
205.0
230.0
235.0
247.2
328.3
421.7
486.5
553.3
511.0
422.2
Mm3
5099.9
actual
m3/sec
387.8
328.3
302.2
295.8
288.6
258.0
217.5
205.0
205.0
244.7
274.6
287.4
321.4
373.1
405.0
466.0
471.6
461.9
Mm3
5044.5
variance
%
5.4
0.5
0.3
-14.7
-11.8
-0.8
0.7
1.4
0.0
-6.4
-16.9
-16.3
2.1
11.5
16.8
15.8
7.7
-9.4
%
1.1
Mm3
19.2
20.6
21.4
-11.2
-37.6
-39.4
-38.1
-35.5
-35.5
-48.2
-82.4
-120.6
-114.6
-72.7
-16.3
59.1
93.1
55.4
Mm3
55.4
Uzbekistan
 forecast
m3/sec
298.0
283.5
274.3
262.0
191.0
142.0
101.8
101.8
126.8
264.6
350.6
315.6
132.0
215.0
222.0
151.0
157.0
163.7
Mm3
3280.0
actual
m3/sec
314.5
253.4
241.4
254.6
244.1
192.1
120.4
91.9
194.6
315.1
343.7
356.0
337.4
311.8
283.5
319.8
351.2
319.6
Mm3
4233.2
variance
%
-5.5
10.6
12.0
2.8
-27.8
-35.3
-18.3
9.7
-53.5
-19.1
2.0
-12.8
-155.6
-45.0
-27.7
-111.8
-123.7
-95.2
%
-29.1
Mm3
-14.3
11.8
43.0
49.4
3.5
-39.8
-55.8
-47.3
-111.7
-155.3
-149.4
-187.8
-365.2
-448.9
-491.4
-637.2
-805.0
-953.2
Mm3
-953.2
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]