SYSTEM STATISTICS: STORAGE AS ON 06.12.2025

Min.Draw Down Level(m)

Full Reservoir

RESERVOIR

Level (m)

Effective Storage (mcm)

Storage (%)

Gen. Capability (mu)

RF

Spill

Inflow

Cum. IF for month mu

Previous day's storage (%).

Remarks

Min.Draw Down Level(m)

Level(m)

Stg.(mcm)

Stg.(mu)

Gross

Station

mm

mcm/day

in MU

694.944

732.43

1460

2190

IDUKKI

727.448

1186.898

81

1780.347

1744.74

0.509

19.664

81

2386.64

963.168

986.332

31.001

59.46

PAMBA

976.8

14.8

80

732.185

616.707

3.364

19.708

80

908.304

981.456

446.542

856.467

KAKKI

976.64

366.944

0

0

779.374

811.68

149.23

152.065

SHOLAYAR

810.341

137.086

92

139.691

91.436

0.246

3.238

92

2658.6

115

169

1017.8

254.45

IDAMALAYAR

159.11

735.08

72

183.77

183.77

0.802

2.672

72

1735.836

1758.696

7.787

22.738

KUNDALA

1758.05

7.285

94

151.285

65.436

2.523

12.82

94

1554.48

1599.59

55.217

161.234

MADUPPATTY

1596.65

44.525

81

0

81

3696.413

Group I Total

81

2987.278

737.616

758.037

33.99

42.827

KUTTIADI

756.365

29.791

88

234.538

227.092

0.465

4.479

88

750.5

775.6

201

253.26

THARIODE

771.9

156.35

78

0

78

1188

1207.008

48.968

65.616

ANAYIRANKAL

1207.9

48.968

100

111.673

39.311

1.675

12.199

100

678.8

707.745

47.4

63.516

PONMUDI

702.9

34.37

73

0

73

425.219

Group II Total

81

346.211

445

456.59

5.557

4.835

NERIAMANGALAM

453.7

3.68

66

3.202

1.508

0.604

2.457

59

405.689

423.976

30.356

10.625

PORINGAL

420

19.75

65

6.913

6.913

0.096

0.722

65

844.86

847.6

1.614

0.71

SENGULAM (SBR)

846.85

0

0

237.74

253

4.55

2.093

LOWER PERIYAR

248.3

2.61

57

1.201

1.201

0.097

1.54

68

181.36

192.63

1.16

0.358

KAKKAD

187.1

0

0

18.62

Group III Total

64

11.315

4140.252

TOTAL

81

3344.803

74.721

335426

Worst inflow

Comparison with previous years

Best inflow

Inflow during the day, Mu

Year

2016-17

2021

2022

2023

2024

2025

2018-19

Cum. Inflow for the Month,Mu

74.721

Storage in MU

2054.698

3906.926

3230.589

2813.004

2957.421

3344.803

3114.966

Anticipated Inflow upto date, Mu

58.6

Hydro Generation in MU

10.224

33.557

14.762

13.958

15.445

20.427

14.146

Anticipated Inflow for the month,Mu

302.765

Inflow in MU

4.023

56.823

9.916

9.813

8.686

10.039

7.735

Last Year's Storage mu

2957.421

Cum inflow in MU for WY

3114.973

8533.619

8211.269

4081.084

6052.862

7863.623

10582

Diff.in storage-Last year mu

387.382

Remarks:: 1)Number of days remaining in the current water year is 176

2) Sholayar Inflow is not included in the computation of actual and anticipated inflow.