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  2. New Okhla Barrage - Wikipedia

    en.wikipedia.org/wiki/New_Okhla_Barrage

    The nature of the Yamanu River has changed substantially since the British built the original Okhla barrage in 1874. The river was known for its fish abundance. Today the river is fed mostly by the outflow of water treatment plants. The New Okla Barrage has been full to capacity only four times since it was commissioned in 1987. [2]

  3. Okhla - Wikipedia

    en.wikipedia.org/wiki/Okhla

    Agra Canal headworks at Okhla, 1871. The Okhla barrage is a barrage that was developed by the British. It is also the starting point of the Agra Canal built in 1874. Today it is also the location of the Okhla Bird Sanctuary, and further down the canal towards Agra, the Keetham Lake National Bird Sanctuary.

  4. Sewage treatment - Wikipedia

    en.wikipedia.org/wiki/Sewage_treatment

    Sewage treatment plants can have significant effects on the biotic status of receiving waters and can cause some water pollution, especially if the treatment process used is only basic. For example, for sewage treatment plants without nutrient removal, eutrophication of receiving water bodies can be a problem.

  5. Wastewater treatment - Wikipedia

    en.wikipedia.org/wiki/Wastewater_treatment

    Sewage treatment plant (a type of wastewater treatment plant) in La Crosse, Wisconsin. Wastewater treatment is a process which removes and eliminates contaminants from wastewater. It thus converts it into an effluent that can be returned to the water cycle. Once back in the water cycle, the effluent creates an acceptable impact on the environment.

  6. Yamuna - Wikipedia

    en.wikipedia.org/wiki/Yamuna

    Wazirabad barrage to Okhla Barrage, 22 km (14 mi) stretch of Yamuna in Delhi, is less than 2% of Yamuna's total length but accounts for nearly 80% of the total pollution in the river. [7] Untreated wastewater and poor quality of water discharged from the wastewater treatment plants are the major reasons of Yamuna's pollution in Delhi.

  7. Water treatment - Wikipedia

    en.wikipedia.org/wiki/Water_treatment

    Dalecarlia Water Treatment Plant, Washington, D.C. Water treatment is any process that improves the quality of water to make it appropriate for a specific end-use. The end use may be drinking, industrial water supply, irrigation, river flow maintenance, water recreation or many other uses, including being safely returned to the environment.

  8. Sonia Vihar - Wikipedia

    en.wikipedia.org/wiki/Sonia_Vihar

    Sonia Vihar Water Treatment Plant is a crucial facility operated by the Delhi Jal Board located in the Sonia Vihar area of northeast Delhi. Established in 2006, the plant processes 80 cusecs of water sourced from the Upper Ganga Canal.

  9. Badkhal Lake - Wikipedia

    en.wikipedia.org/wiki/Badkhal_Lake

    In 2017, they tried to replenish the lake bed by supplying water from the Okhla canal, but it was found to be an unviable option. The state government then approached Manav Rachna University in 2018, which prepared a report suggesting that Sewage Treatment Plant (STP) water may be used for the same.