New Delhi: Constructed at a cost of Rs 26.59 crore, the Delhi Jal Board on Monday commissioned its first waste water recycling plant in Haiderpur. The Haiderpur water treatment plant (WTP), which has an average production capacity of 200 million gallons per day (MGD), will now be able to supply 16 MGD additional water for Delhiites, which was otherwise lost in the process of treatment.