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It is a small dam measuring only 46.3 m in length and 19.81 m in height. Idukki HE Project- Stage III- Kallar-Erattayar diversion scheme envisages creation of two forebays by means of diversion dams, one in river Kallar of storage capacity 28 Mcft.( 0.793 MCM) and another in river
Erattayar of
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storage capacity 189 Mcft (5.352 MCM) in the upper reaches of river
Perinjamkutty a tributary of Periyar. Water from Kallar is diverted to Erattayar through a tunnel 2735.58 m long. Taluk through which release flows are
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which is 3.77 km (2.34 mi) long. Construction of the dam was completed in the year 1989.
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Erattayar Dam, starting place of
Anchuruli Tunnel | അഞ്ചുരുളി ടണലിന്റെ ആരംഭം തേടി ഇരട്ടയാറ്റിലേക്
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274:. Diversion of water from Erattayar forebay to Idukki reservoir is through a tunnel called
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246:(Malayalam: ഇരട്ടയാർ അണക്കെട്ട്) is a small, diversion dam built on the Erattayar river in
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417:"Kerala State Electricity Board Limited - Kerala State Electricity Board Limited"
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Spillway : Ogee type – 2 Nos. Radial gates, each of size 7.62 x 6.10 m
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tunnel that diverts water from
Erattayar Reservoir to Idukki reservoir
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This article about a dam, floodgate or canal in India is a
509:"Fact file on dams owned by Kerala State Electricity Board"
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River Outlet : 1 No. vertical lift type, 2.44 x 1.83 m
270:. It acts mainly as a diversion dam to supply water to the
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Ogee type – 2 Nos. Radial gates, each of size 7.62 x 6.10 m
481: This article incorporates text available under the
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464:"Erattayar Dam – KSEB Limited Dam Safety Organisation"
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347:River : Perinjamkutty (Tributary of Periyar)
365:Full Reservoir Level ( FRL) : EL 754.38 m
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371:Height from deepest foundation : 19.81 m
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362:Maximum Water Level (MWL) : EL 754.38 m
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350:Release from Dam to river : Erattayar
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359:Classification : MH ( Medium Height)
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386:Purpose of Project : Hydro Power
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356:Type of Dam : Concrete- Gravity
64:Location of Erattayar Dam in Kerala
927:. You can help Knowledge (XXG) by
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380:Name of Project : Idukki HEP
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353:Year of completion : 1975
165:Kerala State Electricity Board
16:Diversion dam in Kerala, India
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199:19.81 m (65.0 ft)
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368:Storage at FRL :5.352 Mm3
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196:Height (foundation)
974:Dams in Idukki district
374:Length : 146.3 m
344:District : Idukki
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338:Panchayath :Erattayar
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177:Type of dam
191:Perinjamkutty river
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341:Village: Erattayar
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322:Details of the dam
222:Spillway type
112:9.8103°N 77.1060°E
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929:expanding it
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882:Vellathooval
817:Parambikulam
757:Narakakkanam
742:Mullaperiyar
662:Kanjirapuzha
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516:. Retrieved
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483:CC BY-SA 2.5
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467:. Retrieved
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312:Kodungalloor
304:Kunnathunadu
300:Muvattupuzha
288:Udumpanchola
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777:Parakkadavu
747:Mullakkanam
687:Kallarkutty
672:Kochu Pamba
577:Anayirangal
421:www.kseb.in
182:Gravity dam
141:Operational
115: /
91:Coordinates
968:Categories
722:Mattupetty
712:Malampuzha
637:Idamalayar
612:Cheruthoni
582:Aruvikkara
403:References
284:Thodupuzha
272:Idukki dam
256:Kattappana
103:77°06′22″E
887:Veluthodu
752:Moozhiyar
732:Meenar -2
727:Meenar -1
717:Malankara
667:Karapuzha
622:Erattayar
607:Chenkulam
602:Chulliyar
331:Anchuruli
292:Devikulam
252:panchayat
248:Erattayar
213:Spillways
100:9°48′37″N
86:Erattayar
892:Viripara
857:Thenmala
847:Siruvani
842:Sholayar
827:Pothundi
782:Pazhassi
737:Meenkara
707:Mangalam
677:Kulamavu
652:Kakkayam
617:Chimmini
572:Anathode
485:license.
391:See Also
258:town in
188:Impounds
161:Owner(s)
83:Location
897:Walayar
877:Vazhani
872:Urumi 2
867:Urumi 1
822:Ponmudi
787:Peppara
702:Maniyar
692:Kundala
587:Azhutha
518:24 July
449:25 July
426:28 July
316:Paravur
231:Website
151: (
128:Purpose
73:Country
812:Peechi
772:Pambla
762:Neyyar
697:Pambla
682:Kullar
657:Kallar
647:Kakkad
632:Idukki
498:nic.in
469:7 July
264:Kerala
250:grama
204:Length
138:Status
767:Pamba
642:Kakki
308:Aluva
268:India
254:near
132:Power
77:India
925:stub
627:Gavi
520:2021
471:2021
451:2021
428:2021
314:and
153:1975
149:1975
262:of
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
