PM inaugurated 175 Km of sewerage network in Prayagraj

Why in news?

  • Prime Minister Narendra Modi on December 16, 2018 inaugurated various projects worth Rs 199.65 crore under Namami Gange Programme in Prayagraj, including 175 KM of sewerage network.

Sewerage network:

  • The projects will prevent 7.8 crore litres of sewage from flowing untreated into Ganga River every day. Now, this untreated sewage water will be carried every day to existing Sewage Treatment Plants (STPs) at Salori, Kodra & Ponghat for treatment.
  • Prime Minister Modi also laid the foundation stone for two projects in the Trans Ganga/Yamuna area under ‘One City-One Operator Scheme’ with sanctioned cost of Rs 767.59 crore.
  • The project is based on Hybrid Annuity based PPP mode that includes Operations and Maintenance of the entire sewerage infrastructure for 15 years.
  • These projects include Intersection and diversion (I&D) of sewage network, 7 sewage pumping stations and 3 STPs of total capacity 72 million litres per day (MLD).
  • These 3 STPs of 72 MLD capacity will be – Naini (42 MLD), Phaphamau (14 MLD) and Jhusi (16 MLD).
  • With these projects, there will be comprehensive sewerage coverage of Prayagraj, including areas on the other side of the Ganga and Yamuna rivers.
  • The sanctioned projects will also involve rehabilitation and operations and maintenance of existing sewage treatment infrastructure at the cost of Rs 904 crores.
  • Rehabilitation projects include six existing STPs with a total capacity of 254 MLD located at Naini, Numayadahi, Rajapur, Kodra, Ponghat and Salori and operations and maintenance of 10 existing sewage pumping stations.
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