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Water pollution is a major environmental issue in India. The largest source of water pollution in India is untreated sewage. [1] Other sources of pollution include agricultural runoff and unregulated small-scale industry. Most rivers, lakes and surface water in India are polluted due to industries, untreated sewage and solid wastes.
[1] [2] The lake water was utilised for irrigation and drinking water needs from 1884 until 1930. The total catchment area of the lake is 240 square kilometres (93 sq mi). Through four main feeder nullahs – Picket Nalla, Kukatpally Nalla, Banjara Nalla and Balkapur Nalla – water from the catchment area reaches the lake.
Today the water is unfit for consumption due to heavy pollution and its surface area has reduced to one third of its original size due to illegal encroachments by real estate developers. Fox Sagar lake is supposed to be the second most polluted lake in Hyderabad. [ 3 ]
The highest level of drug pollution in water was found in Patancheru in 2009. Researchers found measurable quantities of 21 different manufactured drugs in the water. The pollution results from waste water dumped into the river by the over 90 local pharmaceutical manufacturers.
The Telangana Pollution Control Board (TGPCB) is a ministry of Government of Telangana. It operates under the Department of Health and Family Welfare, Government of the State of Telangana, India. [1] The board is tasked with enforcing laws related to environmental protection. [2]
The rating includes around 500 cities, covering 72 percent of the urban population in India. Until 2017, India was divided into five zones for the purpose of this survey and each city was scored on 19 indicators. The cities were classified into four colours: green, blue, black, and red, green being the cleanest city, and red the most polluted.
The scarcity of water in India affects hundreds of millions of people across the country. A major portion of the population does not have a reliable and constant means of getting water for their daily needs. In June 2019, 65% of all reservoirs in India reported below-normal water levels, and 12% were completely dry. [6]
Sustaining Water for All in a Changing Climate The World Bank, 2010, Case Study on water resources in Andhra Pradesh, India. pgs. 73–77. Comprehensive Portal on Water in India: India Water Portal; Solution Exchange:Water Community in India; Water and Environmental Sanitation Network India:WES-Net India Archived 15 February 2021 at the Wayback ...