The Tinau is a Class- II category River originating from the Mahabharat Mountains and flowing through the Siwalik Hills and Terai Plain at

Butwal Butwal ( ne, बुटवल), officially Butwal Sub-Metropolitan City ( ne, बुटवल उपमहानगरपालिका), is a sub-metropolitan city and economic hub in Lumbini Province in West Nepal. Butwal has a city population ...

Nepal Nepal (; ne, :ne:नेपाल, नेपाल ), formerly the Federal Democratic Republic of Nepal ( ne, सङ्घीय लोकतान्त्रिक गणतन्त्र नेपाल ), is a landlocked country in S ...

before joining the

Ganges The Ganges ( ) (in India: Ganga ( ); in Bangladesh: Padma ( )). "The Ganges Basin, known in India as the Ganga and in Bangladesh as the Padma, is an international river to which India, Bangladesh, Nepal and China are the riparian states." is ...

River morphology

The length of the Tinau is 95 km starting from Palpa to Indo-Nepal Border at Marchawar. The catchment area of the river is about 1081 sq. km up to the border.

River flow

The minimum flow of the river is about 2.2 m3/s in April while the calculated 100 years return period flow in 2500m3/s. The maximum recorded flow at DHM station no 390 is as follows:

Floods

1981 In 1981, there was a huge flood that destroyed two suspension bridges and the powerhouse shaft of Himal Hydro. 2007 In the flood of 2007 at least 500 households of Butwal municipality were displaced. 2008 In 2008, due to outburst of embankment, about 250 households were displace in Butwal municipality due to the flood.

River morphology

River flow

Floods

Water Use

Hydropower

References