Ayroor is a village Near Thiruvalla,located in the western part of Ranni taluk, in the Pathanamthitta district in Kerala state, India. It is bordered by hills and located near the Western Ghats. Ayroor was previously part of Thiruvalla taluk in Alleppey district and is considered part of the Edanadu region in Kerala. The Pamba River flows on the southern side of the village.
The Pamba River is the longest river in the Indian state of Kerala after Periyar and Bharathappuzha, and the longest river in the erstwhile former princely state of Travancore. Sabarimala temple dedicated to Lord Ayyappa is located on the banks of the river Pamba.
Nedumudi is a village in the Alappuzha district of the Indian state of Kerala. It is the birthplace of Malayalam actor Nedumudi Venu. Nedumudi sits on the banks of the river Pamba. It was the first village in Kerala to attain 100% Literacy.
Manimala River or Manimalayar is a 92km long river which flows through South and Central Kerala. The river used to be wrongly considered as a tributary of Pamba River before satellite maps became popular, but this was proved incorrect. Manimala does not flow into the Pamba, instead a distributary of the Pamba river flows into the Manimala river at Kallunkal, later branches out again from Manimala at Nedumpuram and flows through Niranam, Thalavady, Edathua, Changankary, Champakulam, Nedumudy, Chennamkary, and finally Kainakary and then empties into the Vembanad lake. This branch again links with Manimala river at Chennankary in a short, but broad connection known as Munnattumukham.
Azhuthayar is a tributary of the Pamba River, the third longest river in the South Indian state of Kerala. It originates from Peerumedu, flows through dense forests and reaches Koruthodu. From there it forms the boundary between Kottayam and Idukki districts. It then crosses Sabarimala traditional trekking path at Kalaketti area before joining with Pamba river at Kanamala(Pambavalley). Like its parent river, it is also closely related to the legend of Lord Ayyappan, a popular Hindu deity worshipped mainly in Kerala. It flows through a place also named Azhutha, which is on the Sabarimala trek route from Erumeli to Sabarimala. The river Pamba, ultimately flows around 180 kilometres (112 mi) through towns and villages Ranni, Cherukolpuzha, Kozhencherry, Maramon, Aranmula, Chengannur, Parumala, Neerettupuram, Kavalam, Nedumudi and Thakazhy before joining Vembanad lake.
Kuttemperoor River is a 12 km long revived river which acts as a tributary of both the Pamba and the Achankovil rivers in the Indian state of Kerala. It forms a link between the two rivers.The river has its northern end in the Pamba and the southern end in the Achenkovil river. It flows through the towns of Parumala, Budhanoor and Ennakkad. When the water level at the Pamba is higher it flows from Pamba to Achankovil and when the Achenkovil river has a higher water level it flows from Achankovil to Pamba.
Nilakkal, also spelled Nilackal, is an important base camp of Sabarimala pilgrims located in Ranni tehsil of Pathanamthitta district in the Indian state of Kerala. Sabarimala temple is located at a distance of 23 km (14 mi) from Nilakkal.
Azhutha Dam is a small diversion dam built on the Azhutha river which is a tributary of the Pamba River, at Azhutha in Peerumed Grama Panchayat of Idukki District, Kerala, India. It is a small concrete gravity dam that is only 72 metres (236 ft) long and 14 metres (46 ft) high. It acts mainly as a diversion dam to supply water to the Idukki Dam. Azhutha dam is constructed as an augmentation dam for the Idukki Hydro Electric Project. Construction of the project started in 1987 and was expected to be commissioned in 1991. But the project overrun and was only partially commissioned in June 1998. The year of completion was 2007. The release of the water from the dam is to Azhutha river and it flows through Ranni and Ayroor taluks.
Moozhiyar Dam is a small dam located close to Kaki Reservoir in Ranni Forest, Seethathodu Grama Panchayath, Pathanamthitta District, Kerala. The Kakkad Hydroelectric Project is powered by water from the dam. The water level is set at 192.5 meters. KSEB is responsible for the maintenance of the dam and other ancillary works. The Kakkad Hydroelectric Project generates 50 MW of electricity using 2 turbines of 25 MW each year. The annual output is 262 MU. The machine was commissioned on 16 September 1999. Kakkad Hydro electric Project is the second stage development of Pamba river basin. The installed capacity is 50 MW. This scheme utilises the tail race water from Sabarigiri power station and flow received from Moozhiyar and Velluthode rivers. Two dams feed water to the powerhouse. The Moozhiyar Dam creates the main reservoir of this project. Taluks through which release flow are Ranni, Konni, Kozhencherry, Thiruvalla, Chengannur, Kuttanadu, Mavelikara and Karthikappally.
Pampa Dam is a dam built on the river Pampa in the Ranni forest area of Seethathodu Grama Panchayat in Pathanamthitta district of Kerala. It was built in 1967 as part of the Sabarigiri Hydroelectric Project. Sabarigiri Hydro Electric Project (IHEP) is the second largest hydro electric project in Kerala. Pampa dam's reservoir is connected to the nearby Kaki Dam's reservoir by a 3.21 km long underground tunnel. The dam is 281 m long and 57.2 m high and is located at an elevation of 981.45 m above sea level. The dam is located in a forest area adjacent to the Periyar National Park. The water stored in the Pampa and Kaki dams is conveyed to the Sabarigiri powerhouse through penstock pipes. The dam was commissioned in 1967.
Kullar Dam is a small, flanking dam which impounds Kullar river in Seethathodu village of Pathanamthitta district in Kerala, India. The dam was built as a part of Sabarigiri Hydroelectric Project. The release from the dam flows to Pamba river and from there, it flows through Ranni, Konni, Kozhencherry, Thiruvalla, Chengannur, Kuttanadu, Mavelikara and Karthikappally taluks.
Anathode dam is a flanking dam of masonry gravity type situated in Sethathode panchayath of Seethathode village in Pathanamthitta district of Kerala, India. This dam is constructed on Anathode river which is a tributary of Pamba river.
Veluthodu dam is a part of Kakkad Hydro Electric Project and is located in Seethathode panchayath of Ranni Taluk in Pathanamthitta District of Kerala, India. Its a Concrete-Gravity dam built across the Veluthodu river, a tributary of Kakkad River which is again a tributary of Pamba River The dam is built primarily for electricity. This diversion dam diverts water to the water conductor system from Moozhiyar reservoir to Kakkad Power Station. This power station utilises the tail race water from Sabarigiri power station and flow received from moozhiyar and velluthode rivers. After power generation, water from Kakkad power station is released to the Kakkad River. Taluks through which release flow are Ranni, Konni, Kozhencherry, Thiruvalla, Chengannur, Kuttanadu, Mavelikara and Karthikappally It is operated by Kerala State Electricity Board.
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).
Gavi Dam or Gaviar Dam is a small, gravity dam constructed as a part of Sabarigiri hydro electric project on Gaviyar, which is a tributary of Pamba river at Seethathode village in Pathanamthitta district of Kerala, India. Taluks through which release flow are Ranni, Konni, Kozhencherry, Thiruvalla, Chengannur, Kuttanadu, Mavelikara and Karthikappally.
Kochu Pamba Weir is a diversion dam constructed across Pamba river in Seethathode village of Pathanamthitta district in Kerala, India. It is one of the five dams which are parts of Sabarigiri HydroElectric Project. These are Pamba dam, Kakki dam, Anathode dam, Gavi dam and Kochu Pamba weir Sabarigiri Hydro Electric Project is the second largest hydro electric project of Kerala and is located in Pathanamthitta district. This weir is constructed as a part of Sabarigiri Augmentation Scheme. Water from this reservoir is pumped in to the Pamba reservoir through a pump house located at the downstream of Pamba dam. Taluks through which release flow are Ranni, Konni, Kozhencherry, Thiruvalla, Chengannur, Kuttanadu, Mavelikara and Karthikappally.
Meenar-1 Dam is a concrete, gravity dam constructed across Meenar river in Seethathodu village of Pathanamthitta district in Kerala, India. It is a diversion dam built as a part of Sabarigiri hydro electric project.
Meenar-2 Dam is a concrete, gravity type of dam constructed across the Meenar river which is a tributory of Pamba river in Seethathodu village of Pathanamthitta district in Kerala, India. This dam is constructed as a part of Sabaigiri Augmentation Scheme.
Upper moozhiyar dam is an Earthen Dam constructed across Moozhiyar River in Seethathodu village of Pathanamthitta district in Kerala, India. This dam was constructed as a part of Sabarigiri Augmentation Scheme. The stream is located in southern side of Kakki reservoir. It is an embankment structure. Sabarigiri Hydro Electric Project is the second largest hydro electric project of Kerala and is located in Pathanamthitta district. This dam is constructed for diverting the upper reaches of Moozhiyar river, a tributory of Pamba river to the Kakki -Anathode reservoir through a tunnel. The surplus over the storage flows over the rock cut spillway to Moozhiyar river. Taluks through which release flow are Ranni, Konni, Kozhencherry, Thiruvalla, Chengannur, Kuttanadu, Mavelikara, and Karthikappally. Nearest city is Vandiperiyar.
Ranni-Perinad Weir is a diversion dam built in Kakkad river which is a tributory of Pamba River at Mampara in Ranni-Perinad villages of Pathanamthitta district of Kerala, India. The weir is a concrete-gravity type and is a part of Ranni – Perinad Small Hydro Electric Project, a run off the river scheme in Kakkad river in Pamba basin. It envisages the development of power by utilizing the tail race water from the Maniyar Power house, with installed capacity of 4.0 MW. The release of the water from the dam is to Kakkad river which in turn flows and joins Pamba river and flows through Taluks such as Ranni, Konni, Kozhencherry, Thiruvalla, Chengannur, Kuttanadu, Mavelikara and Karthikappally. The Dam is also a part of Ranni-Perinad Water supply scheme.
