Volumes of releases, lateral inflow and water withdrawals at the Tuyamuyn-Samanbay site. 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
Release from reservoir
forecast m3/sec
600.0
600.0
600.0
1450.0
1450.0
1450.0
2200.0
2200.0
2200.0
2400.0
2400.0
2400.0
2500.0
2500.0
2500.0
1000.0
1000.0
1000.0
Mm3
26857.4
actual m3/sec
1489.4
1230.2
651.7
969.8
1501.0
1567.7
1703.2
2203.0
2666.3
3771.0
3758.0
3962.2
3599.7
3128.3
2397.7
1957.7
1393.9
892.3
Mm3
34245.4
variance %
-148.2
-105.0
-8.6
33.1
-3.5
-8.1
22.6
-0.1
-21.2
-57.1
-56.6
-65.1
-44.0
-25.1
4.1
-95.8
-39.4
10.8
%
-27.5
Mm3
-768.4
-1312.9
-1357.6
-942.7
-986.8
-1098.7
-669.4
-672.0
-1074.9
-2259.4
-3432.8
-4917.5
-5867.6
-6410.4
-6313.2
-7140.7
-7481.0
-7388.0
Mm3
-7388.0
Lateral inflow
forecast m3/sec
25.0
25.0
25.0
25.0
25.0
25.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
20.0
Mm3
342.6
actual m3/sec
20.2
20.2
20.2
14.4
14.4
14.4
14.4
14.6
14.6
17.1
17.1
17.1
19.7
19.7
19.7
16.4
16.4
16.4
Mm3
269.7
variance %
19.2
19.2
19.2
42.4
42.4
42.4
28.0
27.0
27.0
14.5
14.5
14.5
1.5
1.5
1.5
18.0
18.0
18.0
%
21.3
Mm3
4.1
8.3
12.4
21.6
30.8
40.8
45.7
50.3
55.0
57.5
60.0
62.8
63.0
63.3
63.6
66.7
69.8
72.9
Mm3
72.9
Water withdrawal, including
forecast m3/sec
2.6
166.3
604.5
824.6
973.6
1036.4
1128.3
1267.7
1347.5
1607.2
1683.1
1641.8
1483.9
1375.3
1087.6
510.2
242.5
38.5
Mm3
15032.0
actual m3/sec
26.8
280.7
311.0
706.3
1052.7
1160.3
1362.4
1425.3
1486.2
1607.9
1715.4
1667.0
1518.0
1422.5
1130.1
383.1
358.2
354.6
Mm3
15866.8
variance %
-929.6
-68.8
48.6
14.3
-8.1
-12.0
-20.7
-12.4
-10.3
0.0
-1.9
-1.5
-2.3
-3.4
-3.9
24.9
-47.7
-821.1
%
-5.6
Mm3
-20.9
-119.7
133.9
236.1
167.8
50.0
-152.2
-288.4
-408.2
-408.8
-436.8
-460.7
-490.2
-531.0
-571.4
-461.6
-561.6
-834.8
Mm3
-834.8
Turkmenistan
forecast m3/sec
2.6
65.8
184.5
254.6
280.0
314.4
369.3
431.7
468.5
518.2
549.1
539.8
474.9
428.3
427.6
238.3
133.7
14.6
Mm3
5032.0
actual m3/sec
1.0
254.9
174.0
250.2
293.4
318.8
383.8
430.2
438.0
504.2
543.1
551.4
536.6
535.6
512.0
275.8
252.1
249.8
Mm3
5739.4
variance %
61.5
-287.4
5.7
1.7
-4.8
-1.4
-3.9
0.3
6.5
2.7
1.1
-2.1
-13.0
-25.0
-19.7
-15.7
-88.6
-1611.0
%
-14.1
Mm3
1.4
-162.0
-152.9
-149.1
-160.7
-164.9
-177.4
-176.1
-149.8
-137.6
-132.4
-143.4
-196.6
-289.3
-369.5
-401.9
-504.2
-707.4
Mm3
-707.4
Uzbekistan
forecast m3/sec
0.0
100.5
420.0
570.0
693.6
722.0
759.0
836.0
879.0
1089.0
1134.0
1102.0
1009.0
947.0
660.0
271.9
108.8
23.9
Mm3
10000.0
actual m3/sec
25.8
25.8
137.0
456.1
759.3
841.5
978.6
995.1
1048.2
1103.8
1172.4
1115.7
981.5
887.0
618.2
107.3
106.1
104.8
Mm3
10127.4
variance %
74.4
67.4
20.0
-9.5
-16.6
-28.9
-19.0
-19.2
-1.4
-3.4
-1.2
2.7
6.3
6.3
60.5
2.4
-338.7
%
-1.3
Mm3
-22.3
42.3
286.8
385.2
328.5
214.9
25.2
-112.3
-258.5
-271.2
-304.4
-317.3
-293.5
-241.7
-201.9
-59.8
-57.5
-127.4
Mm3
-127.4
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]