geo.wikisort.org - Reservoir

Perunthenaruvi Weir is a divertion dam built across Pamba river at villages of Naranammoozhi and Vechoochira in Pathanamthitta District of Kerala, India. Perumthenaruvi SHEP 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 Km 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).

This article needs additional citations for verification. (July 2021)

Taluks through which the release flow are Ranni, Konni, Kozhencherry, Thiruvalla, Chengannur, Kuttanadu, Mavelikara and Karthikappally.[1]

Specifications

• Latitude : 9⁰ 24′ 44 ” N
• Longitude: 76⁰ 52′ 48” E
• Panchayath : Ranni- Perinad
• Village : Naranammoozhi & Vechoochira
• District : Pathanamthitta
• River Basin : Pamba
• River: Pamba
• Release from Dam to river : Pamba
• Type of Dam : Concrete – Gravity
• Classification : Weir
• Maximum Water Level (MWL) : EL 55.20 m
• Full Reservoir Level ( FRL) : EL 51.0 m
• Storage at FRL : 1.00 Mm3
• Height from deepest foundation : 10.93 m
• Length : 227.50 m
• Spillway : Ungated- Overflow section
• Year of completion : 2017
• Crest LevelEL : 51.00 m
• Name of Project : Perunthenaruvi SHEP
• River Outlet : 2 Nos. 2.00x 4.00m

Hydrology

• Catchment area - 442 Sq. km
• Average Annual Yield - 1093 Mm3
• Peak flood at the diversion weir - 395Cumecs [2]

Tourism

The Poonthenaruvi Water falls and related Eco tourism project is near the weir site.[3] There is hanging bridge and view towers to spectate the beauty of the ravine.[4]

References

---