Catchments area from confluence of Sankh and Koel Karo up to Rengali Dam
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 The area of this sub basin is 3,880 km2

Monthly Rainfall (1995 and 1998 to 2002)

Year

1995

1998

1999

2000

2001

2002

Jan

47

14

0

0

0

9

Feb

21

27

0

40

0

0

Mar

9

76

0

26

22

2

Apr

27

27

18

24

14

46

May

210

48

141

95

44

94

Jun

125

309

160

182

293

89

Jul

272

287

214

338

558

71

Aug

258

153

251

320

354

203

Sep

222

224

309

163

36

231

Oct

94

0

272

3

116

14

Nov

82

73

0

4

8

6

Dec

0

0

0

0

0

0

Total

1366

1238

1365

1195

1445

763

 

Monthly Reference Evapotranspiration (ETo)

Month

ETo

June

189.50

July

168.50

August

164.10

September

152.70

October

137.30

November

77.20

December

42.30

January

44.70

February

75.60

March

150.10

April

181.80

May

202.30

Total

1,586.10

 (Source : ICID report)