India, Aug. 3 -- Nearly 85% of houses and almost half of the residential societies in Gurugram lack functional rainwater harvesting (RWH) systems, the draft drainage plan prepared by the Gurugram Metropolitan Development Authority (GMDA) has revealed. The findings come as GMDA prepares to overhaul the district's drainage system to curb recurring monsoon flooding.

According to a senior GMDA official, the authority has held its first meeting to review the drainage plan, with more discussions scheduled to finalise the comprehensive strategy. "We will work on the basis of this report and ensure that rainwater harvesting structures are made functional," the official said.

The draft report highlights that "existing recharge wells constructed ...