The Neyyar River is 56 km long river which flows through the

Thiruvananthapuram district Thiruvananthapuram District (), is the southernmost district in the Indian state of Kerala. The district was created in 1949, with its headquarters in the city of Thiruvananthapuram, which is also Kerala's administrative centre. The present d ...

Kerala Kerala ( ; ) is a state on the Malabar Coast of India. It was formed on 1 November 1956, following the passage of the States Reorganisation Act, by combining Malayalam-speaking regions of the erstwhile regions of Cochin, Malabar, South ...

India India, officially the Republic of India (Hindi: ), is a country in South Asia. It is the seventh-largest country by area, the second-most populous country, and the most populous democracy in the world. Bounded by the Indian Ocean on the so ...

. It flows from the

Agastya Mala Agastyaarkoodam is one of the peaks in the Western Ghats of Tirunelveli District of Tamil Nadu, India. This peak is a part of the Agasthyamala Biosphere Reserve which lies on the border between the Indian states of Tamil Nadu, Tirunelveli ...

(''Agastyarkoodam'') in the Western Ghats. The town

Neyyattinkara Neyyattinkara, is a Municipal Town and a major industrial and commercial hub located at the southern tip of Thiruvananthapuram metropolitan area in Trivandrum, the capital of Kerala State, and also the headquarters of Neyyattinkara Taluk. The ...

, is situated on the banks of the river, is named after this river. The river flows through the Neyyar wildlife sanctuary and into the Neyyar resorvoir. It then flows towards the west though the towns of

Kallikkad Kallikkad is a village in Thiruvananthapuram District in the southern Indian state of Kerala. The village is one of the 11 census villages in the Kattakada taluka A tehsil (, also known as tahsil, taluka, or taluk) is a local unit of adminis ...

Kattakkada Kattakada is a town in Thiruvananthapuram district of Kerala. It is situated 13km north of Neyyattinkara town, 18km south of Nedumangad town and 20km east of Capital City Thiruvananthapuram. There is also a Tehsil/Taluk called Kattakada. It c ...

, Ottashekharamangalam, Keezhattoor, Anavoor, Aruvipuram, Neyyantinkara and Thirupuram. The river then empties into the

Arabian Sea The Arabian Sea ( ar, اَلْبَحرْ ٱلْعَرَبِيُّ, Al-Bahr al-ˁArabī) is a region of the northern Indian Ocean bounded on the north by Pakistan, Iran and the Gulf of Oman, on the west by the Gulf of Aden, Guardafui Channel ...

at the

Poovar Poovar is a tourist town in Neyyattinkara (tehsil) in the Thiruvananthapuram district of Kerala state, South India. This village is almost at the southern tip of Thiruvananthapuram while the next village, Pozhiyoor, marks the end of Kerala. Th ...

estuary. Tributaries include the ''Kallar'', ''Mullayar'' , and the ''Karavaliyar''. It has several small canals along the river and the Neyyar Irrigation Project, "

Neyyar Dam Neyyar dam is a gravity dam on the Neyyar River in Thiruvananthapuram district of Kerala, South India, located on the foot of the Western Ghats about 30 km from Thiruvananthapuram.South India Handbook By Roma Bradnock It was established in ...

", is situated in this river. A safari park is located near the river. Neyyar river has been severely affected by

sand mining Sand mining is the extraction of sand, mainly through an open pit (or sand pit) but sometimes mined from beaches and inland dunes or dredged from ocean and river beds. Sand is often used in manufacturing, for example as an abrasive or in conc ...

The catchment area is mostly forested, command area is under mixed dry land crops such as coconut, tapioca, pepper, plantain, rice, etc.Keralapages.org Neyyar
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References

Rivers of Thiruvananthapuram district {{India-river-stub