Basin area, km²

:

539

Basin area in Kerala State, km²

:

469

Basin area in neighbouring State, km²

:

70 (Karnataka)

District of Kerala in which basin are located

:

Kannur

Origin of River

:

Padinalkad Elevation. m : 1630

Length of main stream, km

:

82

Main tributaries

:

Pakkattupoya, Alakuttathode, Kuttikkolpuzha, Mukkuttathodu, Chiriyathodu

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

:

1.     Taliparamba A.R.S (1)

2.     Panniyur (2)

Average annual stream flow (computed), Mm

:

1516

Average annual rainfall, mm

:

3800

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

:

1.     Mangara (1)

Water requirement for wetland for three crops, Mm³

:

206

Water requirement for gardenland , Mm³

:

17

Water requirement for domestic use (2021 AD), Mm³

:

43.9

Water requirement for industrial use  (2021 AD), Mm³ 

:

45

Navigate length of river, km

:

24