Ml joseph1,asha raj kr2 1department of zoology, st. When bod is greater than or equal to 30 mgl, it is termed as priority 1, while that between 3. Periyar river which has a length of 244 kms is the longest river in kerala. Decolourisation of river periyar current affairs today. Periyar is one of the longest and perennial river in india that flows all through kerala. Sainul abidin and others published pollution study on periyar river water and sediment samples at eloor panchayat find, read and cite all the research you need on.
It generates a significant proportion of keralas electrical power via the idukki dam and flows. In yet another attempt to prevent pollution in river periyar, the district administration has mooted a project and decided to rope in 20 civic bodies for the purpose. The kerala state pollution control board kspcb was directed to satisfy the tribunal about the level of pollution. Dec 23, 2014 pollution in periyar sources of pollution in periyar river can be categorized as sewage and garbage agricultural runoff industrial pollution. Periyar river originates from sivagiri hills of western ghats and flows through the periyar national park and reaches the periyar lake.
Water quality assessment in terms of water quality index. Martin, people who rely on this river and the concerned authorities fail to understand the gravity of the situation. Polluted periyar river needs to be restored on priority. The activities along the long stretches of its banks are always hectic as life proceeds along with the flow of water downstream. Status report on periyar river cds, trivandrum, kerala, india. Water samples were collected to find out the extend of metal contamination from six different sampling sites along the 53 km stretch. Pdf water pollution does more than make the river smell bad. Order of the national green tribunal regarding contamination and pollution of river periyar, kerala, 14112018 order of the national green tribunal in the matter of shibu manuel, secretary, green action force vs govt. In october 2015, environmental activists were alarmed to see a change in the colour of water in periyar river in elooridayar region. Hydrogeological and hydrochemical studies of the periyar.
Periyar river pollution monitoring system opened the hindu. The alarmingly rising pollution levels in river periyar have been a constant cause of concern for decades now. Periyar flowing near malayattoor labelled map of periyar river location country india state kerala. Adding to a slew of plans and attempts to control pollution in the periyar river, another action plan has been drafted by the kerala state pollution control. Periyar river is home to more than 247 chemical industries, including the only ddtproducing facility in india. Gas emissions let in to the air include acid mists. Seasonal variation of heavy metals in cochin estuary and adjoining periyar and muvattupuzha rivers, kerala, india. Major hydroelectric projects of kerala located in periyar river. Periyar river, the longest river of kerala state is considered to be the life. The central pollution control board, in one of its report has placed the kolong river among 275 most polluted rivers of india. Periyar is also the name given to a lake in the river s course. Environmental activists have been protesting against the pollution of the river and demanding steps for its protection. Periyar ravi sutlej yamuna pollution of rivers the spiritual reverence for rivers remains intact.
The river flows through palakkad district, thrissur district and ernakulam district of kerala. The 244km long periyar river rises from the sivagiri peak 2,400m in the western ghats. It wrecks ecosystems and livelihoods and is not something to be ignored. Jun, 2016 the minister was speaking after inaugurating the 24x7 periyar river water quality monitoring station at eloor on sunday. Periyar rivers pollution is eloors bane downtoearth. Cess, 1984 and is indeed the life line of central kerala. Quality assessment of sediments in periyar river with. Periyar river is the main drinking water resource of cochin corporation, aluva and paravur towns. Periyar is also the name given to a lake in the rivers course. Among these, 35 are endemic species of the western ghats and 31 are either vulnerable 11 species, endangered 16 species or critically endangered 4 species from indiscriminate collection for the aquarium fish trade, overfishing, pollution, dams and. However, wqi depicts the composite influence of different water quality parameters and communicates water quality information to the public and legislative decision makers. Ngt is expected to hear two different batches of petition related to periyar pollution in the coming week.
The periyar is of utmost significance to the economy of kerala. Pdf pollution study on periyar river water and sediment samples. Pdf assessing of water quality pollution indices for. Others dated 14112018 regarding contamination and pollution of river periyar. 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. The paper presents the water quality index of river periyar in terms of.
The ecology of phytoplankton production in the river periyar, which receives continuous effluent discharge from a dozen industrial units, has been studied. If you see or feel any of these things in a river be sure that the river is a victim of pollution. The periyar river is the longest river of the state pwd, 1974. The water quality data for 20 sampling stations were collected from pollution control board pcb. Status report on periyar river the declining trend of biodiversity and fish production in consequence of pollution in the lower reaches of periyar river introduction kerala, with an inimitable physiography, monsoon climate, variable land use pattern, is endowed with highly diverse and plentiful bounty of aquatic habitats. List of 30 short essays on pollution short essay on godavari river pollution short essay on subarna rekha. This file presents a major issue regarding various aspects of river pollution, especially river periyar in the south indian state of kerala. Kaveri also known as cauvery, the anglicized name and ponni, is an indian river flowing through the states of karnataka and tamil nadu. The river is facing pollution from factories situated on its banks. Worlds toxic hotspots in elooredayar on periyar river periyar river pollution. Causes, actions and revival for a better tomorrow, act today. The kaveri is sacred to the people of south india and is worshipped as a goddess. Industrial pollution and toxic hotspot in eloor edayar region. Heavy metal pollution induced histopathological changes in anabas testudineus collected from periyar river at ernakulam district and the recovery responses in pollution free water.
Apr 09, 2019 the river periyar in kerala is again witnessing the decolourisation. In the other cases of contamination of chalakudy river by nitta gelatin india limited ngil and industrial pollution in elooredayar region of periyar river the situation has not changed much. A peoples right declaration convention held on september17, 2006, at eloor a small island on the periyar river in kerala, which has been identified as one of the toxic hotspots in the world, came down heavily on the kerala state pollution control board kspcb for failing to check the indiscriminate discharge of hazardous effluents into the river by 250 factories in the udyogamandal. Design and implementation of water quality integrated. Water quality, heavy metal pollution, periyar river, heavy metal pollution index correspondence dr. It is a perennial river and is used for supplying drinking water. The important anxiety with regards to environmental quality is focused on water because of its. Almost every water body is polluted to an alarming level. We the undersigned ask that you take decisive action to curb the pollution entering the periyar river and elsewhere in kerala. Water quality index wqi is valuable and unique rating to depict the overall water quality status in a single term that is helpful for the selection of appropriate treatment technique to meet the concerned issues.
Quality assessment of sediments in periyar river with special. The objective of the study is to reveal the water quality of periyar river with respect to heavy metal contamination. Dec 20, 2012 greens see red over periyar river pollution in kochi. Gypsum a radio active substance is being dumped in large quantities in eloor. Environment unchecked pollution on the periyar environmental activists and locals in keralas ernakulam region allege with evidence that the pollution control board is entirely ineffective in preventing contamination of the periyar river. Pollution of the river and surrounding wetlands has almost wiped out traditional occupations, including fishing and farming. Deterioration of ground water quality in eloor edayar industrial belt. Periyar plays an important role in kerala because it is a source of drinking water and domestic use for many towns across the state and it is a reflection to keralas economy because it helps in activities like. Water quality, periyar river lets, northern part of ernakulam, waste discharge, physicochemical.
Monitoring of periyar water quality to begin the hindu. Periyar plays an important role in kerala because it is a source of drinking water and domestic use for many towns across the state and it is a reflection to keralas economy. Periyar river pollution in india pictures by marco. The spatial variation map for the major water quality parameters are generated using arc view 9. How a pristine kerala island transformed into worlds top.
For commercial and editorial assignments, fine art prints and photo workshops. Pdf assessing of water quality pollution indices for heavy. Seasonal variation of heavy metals in cochin estuary and. Industrial pollution of the periyar river essay example. The major water quality problem associated with rivers of kerala is bacteriological pollution. It was found that gomti river, lucknow was polluted with copper, zinc and chromium. Heavy metal pollution induced histopathological changes in. Protest held against pollution control board for ignoring the state of periyar river fish deaths and change in the colour of the water in the periyar have become recurrent problems. Design and implementation of water quality integrated system. Rivers pollution and government actions govt mulls severe punishment for agents of water pollution the state government on feb. An assessment on the impact of waste discharge on water.
The water turned pitch black in one stream, it was milky near the pathalam regulatorcumbridge. Mar 25, 2009 periyar river is a vital source of water for kerala. It is the third largest river after godavari and krishna in south india and the largest in tamil nadu which, on its course, bisects the state into north and south. The pollution control board pcb has attributed the change in colour to the poor quality of water as a result of eutrophication. Pollution in periyar sources of pollution in periyar river can be categorized as sewage and garbage agricultural runoff industrial. Pollution in periyar sources of pollution in periyar river can be categorized as sewage and garbage agricultural runoff industrial pollution. Polluted periyar leaves shrimp, pokkali farmers of kochi. Water pollution of the scale reported in the periyar is a serious hazard to aquatic ecosystems and the people who depend upon them, as well as being a major human health risk. The pollution control board and revenue department officers swooped. Pollution and conservation of ganga river in modern india. The discolouration of periyar and fish kill has been a serious issue for last couple of years. Pollution and conservation of ganga river in modern india basant rai haryana space application centre harsac, deptt. Decrease in dissolved oxygen level has caused several fishkills in the past few years.
Pcb has stated that huge quantities of organic load in the form of sewage from nearby townships are regularly reaching the river system. Pdf seasonal variation of heavy metals in cochin estuary. Save periyar campaign has been launched to restore the river. Periyar was known as chhoorni nadhi nadhi means river in sangham poetry. Chalakudy river or chalakudy puzha is the fifth longest river in kerala, india. Greens see red over periyar river pollution in kochi the hindu. The decolourisation of river periyar which provides drinking water to kochi city and adjoining areas has become the cause of worry for the people and government of kerala. The health of a river and the efficacy of water treatment measures by the states and municipal bodies are classified depending on bod. Protest held against pollution control board for ignoring.
The minister said that though the country had strict pollution control laws. The lake, 12 square miles 31 square km in area, is an artificial reservoir created by damming the river. Thus, this study is conducted to analyze the seasonal water quality status of the kolong river in terms of water quality index wqi. Periyar river, river in southern kerala state, southwestern india. In our everyday life we can easily see symptoms of river pollution. Assessing of water quality pollution indices for heavy. The flow of water discharged through the river was very low in premonsoon period, which cause the high concentration of metals in lake and river. The chalakudy river is known for its diversity, as it contains 98 species of fresh water fishes out of the 152 species known from kerala. Apr 09, 2019 the discolouration of periyar and fish kill has been a serious issue for last couple of years. Chalakudy puzha samrakshana samithi revisiting important water conflicts in kerala. No end to discolouration of river periyar in kerala.
The statistical analyses were performed to assess the heavy metal pollution load of the periyar river. Even though as we shall see in the later sections of this report various groups. New methods for water pollution control in river basins. The writeup is based on the findings of two major studies which is acknowledged in the notes.
Cochin estuary heavy metals water pollution industrial pollution. Periyar india environment portal news, reports, documents. Pdf pollution study on periyar river water and sediment. Spatial variation of phytoplankton composition, chlorophyll pigments and physicochemical features of water were observed for a period of 1 year. Binani zinc company was forced to halt its expansion plans, which would have further escalated the pollution of the periyar river. A peoples right declaration convention held on september17, 2006, at eloor a small island on the periyar river in kerala, which has.
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