Ecotourism in periyar tiger reserve in 1899, the core area of what today is the periyar sanctuary was declared a reserved forest in order to protect the catchment area of the periyar river. Periyar was known as chhoorni nadhi nadhi means river in sangham. The distance that the river flows through the plane is only 23 km neeri, 1992, fig. All structured data from the file and property namespaces. The river is facing pollution from factories situated on its banks. It is notable as an elephant reserve and a tiger reserve. The discolouration of periyar and fish kill has been a serious issue for last couple of years. Cess, 1984 and is indeed the life line of central kerala. Observation stations maintained by cwc on this river i. There were concerted efforts to twist this fact by quoting. The periyar is of utmost significance to the economy of kerala. The objective of the study is to reveal the water quality of periyar river with respect to heavy metal contamination.
Periyar river is a vital source of water for kerala. Save periyar campaign has been launched to restore the river. Mullaperiyar dam is a masonry gravity dam on the periyar river in the indian state of kerala it is located 881 m 2,890 ft above mean sea level, on the cardamom hills of the western ghats in thekkady, idukki district of kerala, south india. Explore periyar bridge profile at times of india for photos, videos and latest news of periyar bridge. The protected area encompasses 925 km 2 357 sq mi of which 305 km 2 118 sq mi of the core zone was declared as the periyar. Map from periyar river to periyar river alwaye kerala.
Periyar river which has a length of 244 kms is the longest river in kerala. Pdf assessing of water quality pollution indices for. The cauvery river rises at an elevation of 1,341 m at talakaveri on the brahmagiri range near cherangala village of kodagu coorg district of karnataka. With the opening of all four shutters of the idamalayar dam and rising water levels in the periyar river, revenue authorities at aluva taluk are concerned. It is a perennial river and is used for supplying drinking water.
The origin of periyar river is in kerala only, though its near to the border to tamilnadu along the western ghats. The river, 140 miles 225 km long, rises in the western ghats range near the border with tamil nadu state and flows north a short distance to periyar lake. Periyar is also the name given to a lake in the river s course. Mullaperiyar dam thekkady 2020 all you need to know. No end to discolouration of river periyar in kerala. Periyar national park and wildlife sanctuary pnp is a protected area located in the districts of idukki and pathanamthitta in kerala, india. Metagenomic exploration of microbial signatures on periyar river. Water samples were collected to find out the extend of metal contamination from six different sampling sites along the 53 km stretch. The river periyar in kerala is again witnessing the decolourisation. It is one of the few perennial rivers in the region and provides drinking water for several major towns. Cauvery river the kaveri cauvery is designated as the dakshina ganga or the ganga of the south. The periyar river, the longest perennial river in the western ghats, is popularly called the lifeline of the indian state of kerala. Environmental activists have been protesting against the pollution of the river. The idukki and idamalayar reservoirs alone store 21.
It was constructed between 1887 and 1895 by john pennycuick and also reached in an agreement to divert water eastwards to the madras presidency area. The lake, 12 square miles 31 square km in area, is an artificial reservoir created by damming the river. The total amount of sediment trapped in all the reservoirs in periyar river up to 2006 is estimated as 225 million tons, which is nearly 30 times the total sediment load transported by periyar river towards cochin coast 7. Story of the mullaperiyar dam caught in the kerala flood. Direction map travel time latlong flight d flight t howfar route tripcost. Periyar tiger reserve ecoturism programmes in kerala. One of the major river basins that was severely affected by the 2018 flood in kerala state was the periyar river basin prb, and the present study investigates the role of dams, as well as reservoir operations, in causing the flood in prb.
Pdf delineation of paleochannels in periyar river basin of. Periyar flowing near malayattoor labelled map of periyar river location country india state kerala. Periyar river originates from sivagiri hills of western ghats and flows through the periyar national park and reaches the periyar lake. Cleaning, data editing within the gis for removing the dangles, gap. The airport stands right next to the periyar river, built on a paddy field with no drainage. Periyar river originates from sivagiri hills of western ghats and flows through the periyar national park and reaches the periyar. Rising water levels in periyar river concerns aluva. Mullayar river is a tributary of the periyar river, the longest river in kerala. The total amount of sediment trapped in all the reservoirs in periyar river up to 2006 is estimated as 225 million tons, which is nearly 30 times the total sediment load transported by periyar river. Saddled in the southern region of the western ghats, spread across an area of 777 sq. Research articles role of dams on the floods of august. Periyar river basin, central kerala is an authentic record of.
Pdf ichthyodiversity of periyar tiger reserve, kerala, india. The periyar river has a drainage area of 4,033 sq km upto cwc. Mullaperiyar dam is a masonry gravity dam on the periyar river in the indian state of kerala it is located 881 m 2,890 ft above mean sea level, on the cardamom hills of the western ghats in. The periyar river, the longest perennial river in the western ghats, is popularly called the lifeline of the indian. It stretches 300 km, passing through urban and industrial zones to drain into the vembanad kol wetlands ramsar site, and it is cited as one of the most polluted river. This spectacular stretch of greenery gets its name from the river periyar. Salim ali bird sanctuary more commonly known as thattekad bird sanctuary in kerala, the periyar river lodge is an ideal. Hydrogeological and hydrochemical studies of the periyar river. Periyar river latest breaking news, pictures, videos, and special reports from the economic times. The idea behind the dam was to divert part of the periyar river, which caused floods in kerala, to the droughtprone vaigai river basin in tamil nadu.
Hydrogeological and hydrochemical studies of the periyar. T he idukki dam, one of the highest arch dams in asia, spilled into the periyar river in. This paper deals with the water chemistry and dissolved nutrient flux of two small mountainous and heavily dammed riversperiyar and chalakudyof kerala. Periyar river, the longest river of kerala state is. However, length of periyar in kerala is recorded as 229km in neeri report, 1992. In 1886, a lease was made between the maharaja of travancore a princely state and secretary of state for in. Understanding the 42yearold idukki dam which is now. This page was last edited on 20 february 2019, at 04. The opening of dam gates upstream caused it to flood. Mar 2020 0 20 40 60 80 100 120 140 datetype views full abstract pdf. Delineation of paleochannels in periyar river basin of kerala using.
Hydrochemistry and dissolved nutrient flux of two small catchment. Water samples were collected to find out the extend of metal. Pdf in the present study, the paleoriver channels in the midland and coastal plain region of the periyar and. The periyar river is the longest river of the state pwd, 1974. Periyar river system is regulated by 17 damsbarrages and reservoirs, and 80% of the hydroelec. Vertical electrical soundings were carried out at 15 locations in the midland and coastal plain reaches of periyar river basin in central kerala, india 9q 55c10q.
Periyar river, river in southern kerala state, southwestern india. Bharathappuzha river of bharata, also known as the nila, is a river in india in the state of kerala. The decolourisation of river periyar which provides drinking water to kochi city and adjoining. Length periyar is the longest river in kerala with a length of 244 km and stretching from western ghats to lakshadweep sea pwd, 1974. Mullaperiyar dam is located on the periyar river in kerala. Land use and land cover change detection of periyar main. The vaigai river, which originates on the eastern slope of the western ghats, flows east and discharges into the bay of bengal. Pdf modeling of dissolved oxygen and temperature of. It generates a significant proportion of keralas electrical power via the idukki dam and flows. Iyers averment that periyar is not an interstate river, i would like to point out that a river whose catchment lies in more than one state is an interstate river. Decolourisation of river periyar current affairs today.
Pdf delineation of paleochannels in periyar river basin. It originates at kottamalai peak in the periyar tiger reserve. Situated on the lush green banks of the river periyar, adjoining dr salim ali bird sanctuary also known as thattekad bird sanctuary in kerala, the periyar river. With a length of 209 km, it is the second longest river in kerala, after periyar although. Files are available under licenses specified on their description page. Metagenomic exploration of microbial signatures on periyar. The mullayar flows west through the reserve and joins the periyar at mullakudy just at the beginning of the periyar. Decrease in dissolved oxygen level has caused several fishkills in the past few years. Modeling of dissolved oxygen and temperature of periyar river, south india using qual2k. The periyar riverstream system had more number of fish species 36, 67% than pamba riverstream system. Situated on the lush green banks of the river periyar, adjoining dr. Annual runoff of periyar river between 1978 and 2004 was lowered by 4000 mm3 compared to netravati river.
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