Gurugram, Oct. 29 -- The Haryana State Pollution Control Board (HSPCB) has issued closure notices to 225 construction and demolition (C&D) sites in Gurugram North over the past week for failing to register on the dust-monitoring portal and comply with mandatory pollution-control measures, officials said.

The action follows the implementation of Stage 1 of the Graded Response Action Plan (GRAP) across Delhi-NCR on October 21 after air quality deteriorated following Dussehra.

Gurugram has more than 900 active C&D sites, which are required to implement dust-control measures prescribed by the Commission for Air Quality Management (CAQM). Officials said further action could follow against sites that fail to comply with the notices.

Under CA...