The water impounded by these three dams of Idukki, Cheruthoni & Kulamavu has formed a single reservoir spread over 60 km 2 on a height of 2300 ft above Mean Sea Level. W.J.John of Malankara Estate submitted a report to the Government of Travancore in 1932 on the possibility of constructing a dam at Idukki for Power Generation. The Idukki dam, which is one of Asia's largest arch dams, is part of the three dams of Idukki reservoir. He told them of the legend of Kuravan and Kurathi Hills. The people in the area are concerned about the laxity of the authorities. The installed capacity of power house is 780 MW. However, neither the people are alerted about the present situation nor any safety measures are arranged. The full reservoir capacity is 1,460 MCM. Even though it has a total capacity of 1,996×106 m3, 1,460×106 m3 is considered as active capacity. About two times more rain was received in the catchment area of the dam this year. Presently, the water level in the dam is 76 percent of its storage capacity. After 1992, the water level had risen to 2400.8 feet in October 2013. Heavy rain continues, water level in dams shoots up; Idukki dam holds 80 percent of water capacity. “There’s only 586.5 MCM storage in Idukki dam. This dam ranks 3rd position acre height among all the Indian dams. The reservoir’s storage capacity is 37 million cubic metres, officials said. 1638.58 mm rain was gauged between July 1 and July 20, whereas it was just 893.2 mm last year. The Idukki dam is constructed across the Periyar River, in a valley between the Kuravan and Kurathi hills in Kerala. To its west is the Kulamavu Dam. Together, the three dams have created an artificial lake that is 60 km² in area. The reservoir spread about 0.648 sqkm and has 6.88 million cubic meter capacity. Now it is 52 tmc filled. The maximum capacity of the dam is 2403 feet. Mr. Thomas was impressed by the sight of water flow between the mountains and it was his idea that has materialised in the form of Idukki Arch Dam. By colliding with these particles the strength of the idukki dam may lost. The Idukki Hydroelectric Project is the biggest hydrolectric Project in Kerala (India). Construction of the dam was commenced on 30th April 1969 and storage of water started in February 1973. Visiting the Dam Limited to Public Holidays, Saturdays and Sundays, Thodupuzha to Idukki - 60km, The maximum capacity of the dam is 2403 feet. The dam stands between the two mountains – Kuravanmala (839)m and Kurathimala (925)m. It was constructed and is owned by the Kerala State Electricity Board. Four shutters of Neyyar dam and two shutters of Aruvikkara dam was opened. The Idukki Dam is a double curvature arch dam constructed across Periyar River in a narrow gorge between two granite hills and is the tallest double curvature arch dam in Asia.Cheruthoni Dam is located 1 km west of Idukki dam. The water level reached 2382.26 feet on Friday which is the all-time record water level in the month of July. On Wednesday, the dam received sufficient water to produce 28.359 million units of power. So theoretically idukki dam will store the water. But the dam shutters were not opened in that year as the power production was increased to reduce the water level. Idukki Dam is double arch type dam with a height of 168 meter. The water level reached 2382.26 feet on Friday which is the all-time record water level in the month of July. In order to avoid this, 8.821 million units of power was produced in Moolamattam power house on Thursday. The government issued a warning to residents of three districts — Idukki, Ernakulam and Kottayam — after the storage level touched 2,395 ft. Kerala has been engaging in a legal battle to reduce its maximum capacity to 136 feet. The Idukki Dam, located in Kerala, India, is a 168.91 m (554 ft) tall arch dam. The water flow from Idukki dam can be controlled more efficiently, if the system is installed. Idukki dam has 72 tmc capacity. "the view from cheruthony dam is one of the most beautiful sights of Idukki, the travellers can witness both the dams ie, cheruthony dam and Idukki dam at the same time, Cheruthoni is the largest and highest gravit..." "The attached park and dam will offers you an awesome evening with family." At 167.68 metres, it is one of the highest arch dams in Asia and third tallest arch dam. Total Installed capacity is 780 megawatt. The water level is 40 feet extra. A meeting of the dam research and safety officers of the power department will be convened on Saturday at Vazhathoppu in order to assess the increasing water level in the dam. Mattupetty dam opened; water level rising in Mullaperiyar, Sky clears up; Water flow into dam slows down, Idukki dam not to be opened; Govt to take final decision, PC George to join UDF to strengthen alliance ahead of Assembly polls, Tiger attacks forest range officer in Wayanad district, Kerala reports 4,545 fresh Covid-19 cases, 4,659 recoveries; test positivity rate at 9.95 percent, IG Harshita Attaluri to probe Kadakkavoor POCSO case, Sexual abuse complaint against mother: CWC chief blames police for lapses in FIR. This was less than 2 million units in the previous days. The power house at Moolamattom is the longest underground power station in India and the pressure shaft is the largest in the country. This is the third time in history that gates of Idukki reservoir have been opened. Idukki dam is one among the highest arch type dam in Asia. All of the dam's gates being opened will heighten concerns of extreme flooding along the banks of the rapidly swelling Periyar. Dam is located in Cheruthoni, Idukki district of Kerala. The capacity of the reservoir is 2,403 ft. The situation would be disastrous if the Mullaperiyar dam fails during the monsoon. © Copyright Mathrubhumi 2021. The power department has increased the production in order to avoid this situation. This has a total of 6 turbines with a capacity of 130 megawatt per turbine. Inactive capacity: 536 × 10 ^ 6 m 3 (434,542 acre⋅ft) Catchment area: 649.3 കി.m 2 (251 sq mi) പ്രതലം വിസ്തീർണ്ണം: 60 കി.m 2 (23 sq mi) Normal elevation: 732.62 മീ (2,404 അടി) Power station; Commission date: 1975: Turbines: 6 x 130 Megawatt (Pelton-type) Installed capacity… This is the third time in history that gates of Idukki reservoir have been opened. These places are home to a variety of flora and fauna and visitors, if lucky, can get a glimpse of animals like herds of … A must visit during your Kerala Trip. History of Idukki Dam. Earlier, the dam had reached its maximum storage capacity and opened its shutters in October 1981 and in 1992. The Idukki Dam system is constructed across the Periyar. Also, it is 64.62 feet more than the water level of previous year. This dam was constructed along with two other dams at Cheruthoni and Kulamavu. It started generating power on 4 October 1975. The awe-inspiring, majestic dam, which stands at 167.68 meters (550 ft), is one of the highest arch dams in Asia. On four previous occasions, the water of both the reservoirs have been full to the brim. 26 years later, Kerala’s Idukki dam to be reopened as water levels rise On Friday, the water levels in the dam rose to 2393.16 feet while the full capacity of the dam is 2403 feet. Idukki Wildlife Sanctuary is located closeby. The water levels forced the Kerala government to open two more gates of the Idukki Dam this morning and the remaining two just after noon. The Idukki dam has a storage capacity of 2,000 million cubic metres (MCM) and can hold the flood water from Mullaperiyar dam, but not if its water level is high. Idukki Arch Dam: This is the world's second and Asia's first arch dam, constructed across the Kuravan and Kurathi hills. The Idukki Dam, located in Kerala, India, is a 168.91 m (554 ft) tall arch dam. Find information about Idukki Dam including location, Type, Operated by, Lat / Long, Capacity, Purpose, Height, Length, and Type of Spillway Gates etc. Sunday 20 September, 2020 | 10:23 AM THIRUVANANTHAPURAM: As heavy rains continue unabated in various parts of the state, water levels in state’s reservoirs has shot up. The dam stands between the two mountains – Kuravanmala (839)m and Kurathimala (925)m. It was constructed and is owned by the Kerala State Electricity Board. Heavy rainfall has wrecked havoc across Kerala At noon, the water level at the Idukki reservoir was 2,401.5 feet, just short of its maximum capacity. Cochin to Idukki - 120Km, Developed and hosted by National Informatics Centre,Ministry of Electronics & Information Technology, Government of India, Ministry of Electronics & Information Technology. If dam breaks 10 to 15 tmc water may flow from mullapperiyar to idukki dam. The Coast Guard, Army, Navy and Air Force have been put on standby and will be deployed to low-lying areas to conduct relief operations if necessary. It is built on the Periyar River, in the ravine between the Kuravan and Kurathi Hills in Kerala, India. It is the part of Idukki Hydroelectric Project. Usually, Idukki dam reaches its capacity during the northeast monsoon. The reservoir capacity of this dam is about 1,618,184 acre which is good enough for the nearby areas of Idukki district. The Central Water Commission mandate is for … It … Even in those years, the water level had not risen to this level in the month of July. It is a gravity masonry dam, which has 183 meter length and 43 meter height. The meeting will discuss about opening a control room as a precaution prior to opening the dam shutters. Idukki dam storage as at the end of Saturday was at 57% of its full storage capacity of 2,403 feet. Regulated water of Periyar falls through a drop of about 669.2 metres while generating power in the underground power house. Cheruthoni: Idukki arch dam, the largest arch dam in Asia, will reach its maximum capacity if the water level in the reservoir rises by just 22 feet. Since the dam has nearly reached its capacity in southwest monsoon itself, it is likely to overflow during the northeast monsoon. It supports a 780 MW … Presently, the water level in the dam is 76 percent of its storage capacity. This dam is operated and maintained by KSEB (Kerala State Electricity Board). Visiting Time Idukki Dam- What a marvellous creation in the state of Kerala ! It is conferred with a height of 454 feet and length of 650.9 meters. The renowned destinations that offer boating facilities are Thekkedy, Anayirankal dam, Maduppetty Dam, Kundala Dam, Sengulam Dam and Idukki dam. The water level was 2342 feet on July 20, 1981 and 2340.3 feet on July 20, 1992. Sri. 550 ft. high and 650 ft. wide, the dam lies close to the Cheruthoni barrage. The Idukki project continues to be the largest project, hydro or otherwise, of the KSEBL till date. The Idukki Dam’s Full Reservoir Level (FRL) is at 2,403 feet and the upper rule level set for the dam by authorities is 2,381.76 ft. Water levels at the Mullaperiyar Dam as … [1] Technically, the dam type is a concrete double curvature parabolic, thin arc dam. When the stage II of Idukki , with a capacity of 390 MW was also added in 1986, Idukki HEP became the largest project in Kerala, with a total capacity of 780 MW. How to Reach- You might be guided on Google maps to reach Idukki Dam, but that entrance is only for employees and not for tourists. The Government of Canada aided in the building of the dam with long term loans and grants. All rights reserved. Earlier, the dam had reached its maximum storage capacity and opened its shutters in October 1981 and in 1992. The stored water is used to produce electricity at the Moolamattom Power house, which is located inside nearby rocky caves. The idea of constructing a dam for power generation was first conceived in 1919. It comprises of three dams at Idukki, Cheruthony and Kulamavu and related systems. It supports a 780 MW hydroelectric power station. The water level at the Idukki reservoir is dangerously short of the dam's maximum capacity of 2403 feet. The installed power capacity of this dam is 780 MW which is highest capacity dam in south India. The location of the dam had first been scouted by Captain J. L. Caldwell, Madras Engineers (abbreviated as M.E.) If the heavy rains continue, the dam will reach its maximum capacity within 11 days and the shutters will be opened. Meanwhile, the water level in Mullaperiyar dam is about to reach 135 feet. The unique idea of harnessing the westward flowing water of the Periyar river and diverting it to the eastward flowing Vaigai river was first explored in 1789 by Pradani Muthirulappa Pillai, a minister of the Ramnad king Muthuramalinga Sethupathy, who gave it up as he found it to be expensive. 365.85 meters long Idukki dam has volume of 450,000 m3. The water level in Idukki is 2,340 feet and water has to rise 33 feet more to reach the crest level. Idukki dam is a high capacity storage dam run by Kerala State Electricity Board under Kerala government. As per history, Shri Kolumban, the head of ‘Araya’ race during 1922, showed the way to the Malankara Estate Superintendent and his friend Thomas, who were on hunting spree in the forest, the spot of present Arch Dam. in 1808 to reconnoitre the feasibility of providing water from the Periyar river to Madurai by a tunnel through the … According to the latest report, the water at the Idukki reservoir is already at 2401 feet. First step in the construction of Idukki dam started way back in 1922. The Idukki dam, which is one of Asia's largest arch dams, is part of the three dams of Idukki reservoir. The route to go to Idukki Dam is to first reach Cheruthoni Dam. The power house in Moolamattom has a capacity of 720 mw. Likely to overflow during the northeast monsoon Technically, the water level in Idukki is 2,340 feet and water to... Of 130 megawatt per turbine a total capacity of this dam is and... 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