Perunthenaruvi Weir

Perunthenaruvi Weir
Perunthenaruvi Weir
	Location of Perunthenaruvi Weir in Kerala Perunthenaruvi Weir (India)
Country	India
Location	Pathanamthitta, Kerala
Coordinates	9°24′44″N 76°52′48″E / 9.41222°N 76.88000°E
Purpose	Power
Status	Operational
Opening date	2017 (8 years ago)
Owner(s)	Kerala State Electricity Board
Dam and spillways
Type of dam	Gravity dam
Impounds	Pamba River
Height (foundation)	10.93 m (35.9 ft)
Length	227.50 m (746.4 ft)
Elevation at crest	51.00 m (167.32 ft)
Spillway type	Ungated - overflow section
Reservoir
Total capacity	10,000,000 m3 (350,000,000 cu ft)
Maximum water depth	55.20 m (181.1 ft)
Normal elevation	51.00 m (167.32 ft)
Power Station
Operator(s)	Kerala State Electricity Board
Type	Run-of-the-river
Turbines	2 × 3 MW
Installed capacity	6 MW
	Website; Official website

CountryIndia

PurposePower

Perunthenaruvi Weir is a diversion dam built across Pamba river at villages of Naranammoozhy and Vechoochira in Pathanamthitta District of Kerala, India. Perumthenaruvi Small Hydroelectric Project 6 MW (2×3) is a run-of-the-river scheme in river Pamba, and the weir is a part of this scheme. This envisages the utilization of water from 442 km² (171 sq mi) catchment of Pamba and Azhutha river for electricity generation under a net head of 18.00 m. The power house is located on the left bank of Pamba river. The weir is a concrete gravity type with a height of 10.93 metres (35.9 ft) and a length of 227.50 metres (746.4 ft). Taluks through which the release flow are Ranni, Konni, Kozhencherry, Thiruvalla, Chengannur, Kuttanadu, Mavelikara and Karthikappally.^[1]

Hydrology