Gurugram, Nov. 5 -- Sewage samples from treatment plants at 11 of 16 residential societies inspected in Gurugram failed compliance tests conducted between October 21 and Wednesday, the Haryana State Pollution Control Board (HSPCB) said.

The inspections are part of a drive launched in October, when the board identified 72 societies in north Gurugram for checks following complaints of untreated sewage entering drains. Four teams are examining whether sewage treatment plants (STPs) are operational and treated wastewater meets prescribed standards.

"Samples from 11 societies failed the STP test. Strict action will be taken against those not following the norms. The STPs will be shut and the societies will be asked to take corrective measure...