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| Last Updated:: 14/02/2022

Ayroor, Vamanapuram, Mamom

 

 

AYROORM

VAMANAPURAM

MAMOM

Basin area, km2

66

687

114

Basin area in Kerala State, km2

66

687

114

District of Kerala in which basin are located

Kollam , Thiruvananthapuram

Kollam , Thiruvananthapuram

Kollam , Thiruvananthapuram

Length of main stream, km

17

88

27

Origin of River

:

Chemunji Elevation.m : 1860

 

Average annual rainfall, mm

2200

2200

2200

Average annual streamflow, Mm3

1324

1324

1324

Important rainguage stations marked on the map (with code numbers)

1.     Varkala (4)

1.     Attingal (1)

2.     Baremore E. (2)

3.     Palode (3)

4.     Vamanapuram (5)

 

Important discharge stations marked on the map (with code numbers)

 

1.     Valayankil

 

Water requirement for wetland for three crops, Mm3

515

515

515

Water requirement for gardenland , Mm3

240

240

240

Water requirement for domestic use (2021 AD), Mm3

169.9

169.9

169.9

Water requirement for industrial use  (2021 AD), Mm

45

45

45

Navigable length of river, km

1

11.2

1