Delhi

Decentralized STPs in the Delhi Capital Region

Guest blog by Kelly D. Alley and Nutan Maurya

The territory under the jurisdiction of the New Delhi Municipal Council, or Lutyen’s Delhi, is lush with beautiful gardens. The New Delhi Municipal Council maintains around 8,000 parks and uses about 80 million gallons of water a day for grass, plants, shrubbery and trees. The Delhi Jal Board estimates that the total water treated at its sewage treatment plants is about 455 million gallons a day (mgd) of which they provide 142 mgd for horticulture and irrigation in the Delhi metropolitan region. With groundwater levels depleting to over 300 feet in some sections of Delhi, there has been increasing focus on curtailing use of groundwater for horticulture and other non-essential services. In this context, the National Green Tribunal has directed all urban municipalities to use treated wastewater for horticulture.    Continue reading “Decentralized STPs in the Delhi Capital Region”