SYSTEM STATISTICS: STORAGE AS ON 13.12.2025

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

726.918

1158.098

79

1737.147

1702.404

1.857

34.73

80

2384.9

963.168

986.332

31.001

59.46

PAMBA

976.1

13.82

78

714.445

601.766

2

2.087

36.149

78

908.304

981.456

446.542

856.467

KAKKI

976.057

358.675

0

0

779.374

811.68

149.23

152.065

SHOLAYAR

810.037

134.41

90

136.963

89.651

0.26

5.581

90

2657.6

115

169

1017.8

254.45

IDAMALAYAR

158.58

720.51

71

180.128

180.128

0.318

4.348

71

1735.836

1758.696

7.787

22.738

KUNDALA

1758

7.25

93

150.453

65.076

1.165

24.305

93

1554.48

1599.59

55.217

161.234

MADUPPATTY

1595.55

44.275

80

0

80

3696.413

Group I Total

79

2919.136

737.616

758.037

33.99

42.827

KUTTIADI

756.91

31.163

92

228.202

220.957

7.707

91

750.5

775.6

201

253.26

THARIODE

771.3

149.95

75

0

75

1188

1207.008

48.968

65.616

ANAYIRANKAL

1207.08

48.968

100

113.281

39.877

1.072

22.195

100

678.8

707.745

47.4

63.516

PONMUDI

703.5

35.57

75

0

73

425.219

Group II Total

80

341.483

445

456.59

5.557

4.835

NERIAMANGALAM

453.2

3.38

61

2.941

1.385

0.573

4.607

54

405.689

423.976

30.356

10.625

PORINGAL

420.1

20

66

7

7

0.56

68

844.86

847.6

1.614

0.71

SENGULAM (SBR)

847

0

0

237.74

253

4.55

2.093

LOWER PERIYAR

249.1

2.17

48

0.998

0.998

2.865

48

181.36

192.63

1.16

0.358

KAKKAD

188.75

0

0

18.62

Group III Total

62

10.939

4140.252

TOTAL

79

3271.558

134.602

328337

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

134.602

Storage in MU

2032.694

3848.766

3211.594

2828.629

2990.61

3271.558

3077.273

Anticipated Inflow upto date, Mu

126.966

Hydro Generation in MU

3.748

28.31

18.049

13.363

12.101

19.89

10.224

Anticipated Inflow for the month,Mu

302.765

Inflow in MU

2.397

17.309

11.048

9.161

32.396

7.073

4.46

Last Year's Storage mu

2990.61

Cum inflow in MU for WY

3132.237

8702.797

8289.619

4153.252

6153.662

7923.503

10624.124

Diff.in storage-Last year mu

280.948

Remarks:: 1)Number of days remaining in the current water year is 169

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