Adavinainar Dam

The Adavinainar Dam is located at the foothills of Western Ghats and border of Kerala, built across the Hanumanadhi River near Mekkarai, Vadakarai in the Tenkasi district of Tamil Nadu, Southern India. It provides water for irrigation to the region of Sengottai Taluk.

Adavinainar Dam
Location of the Adavinainar Dam in Tamil Nadu Show map of Tamil Nadu Adavinainar Dam (India) Show map of India
Country	India
Location	Mekkarai vadakarai Village, Tenkasi district, Tamil Nadu
Coordinates	9°04′00″N 77°14′16″E
Purpose	1992 flood in west gates before built the damIrrigation
Status	Completed
Construction began	1996
Opening date	2002
Owner(s)	Government of Tamil Nadu
Dam and spillways
Height	51.5 m (169 ft)
Length	670 m (2,198 ft)

Construction

The dam construction was started in 1996. It was completed and opened in 2002.

Dimensions and Capacity

• Maximum height of the dam is 51.5 m
• Effective capacity of the dam at FRL is 4.927 Mcum
• Length of masonry dam is 670 m
• Length of uncontrolled weir is 100 M
• Catchment area is 15.54 km^{2 [1]}

Basin

East flowing rivers between Pennar and Kanyakumari.^[2]

Maintenance

This Dam is maintained by Water Resources Department which in turn is managed by the Tamil Nadu Public Works Department.

Tourist attraction

This dam has a medium size park near its downstream. Over 2 km along the side of the dam is a fall. Due to an order by the district collector people are prohibited from this area and have therefore no entry to the dam.

Transportation

By Road: The dam is situated at 15 km from Kadayanallur, 85 km from Tirunelveli, 14 km from Sengottai, 7 km from Vadakarai

By Train: The nearest railway station is sengottai railway station. Sengottai station is well connected with Kollam and Chennai. 

By Air: The nearest airport is Thiruvananthapuram International airport(TRV) which is 117 km away from the Dam. International Air connectivity is available from Thiruvananthapuram