What is GRAP Stage IV? Check Its Full Form and What Includes to Control Delhi-NCR Pollution

GRAP Phase 4, or Graded Response Action Plan Phase 4, corresponds to some of the most stringent measures taken by the city of Delhi-NCR in the wake of extreme air pollution levels. When the AQI exceeds 450, it is set to the “severe +” category. Improvements in air quality were an important factor after the last implementation of GRAP Phase 4, during which the AQI reached 484 on November 18, 2024.

Important elements of GRAP Level IV

The action plan includes eight interventions focusing on pollution control measures:

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• Restrictions on trucks entering Delhi: No trucks will be allowed to enter Delhi except those carrying essential goods and running on clean fuels like LNG, CNG or BS-VI diesel. This includes a ban on entry of medium and heavy goods vehicles registered in Delhi and powered by diesel. An exception may be made if such MGV/HGV is engaged in providing essential services.
• Ban on non-essential vehicles: Light commercial vehicles (LCVs) registered outside Delhi are banned unless they are electric, CNG or BS-VI diesel vehicles carrying essential goods.
• Suspension of construction activities: All construction and demolition activities are halted, including those on public infrastructure projects such as highways and power lines.
• Work-from-home regulations: Offices in the National Capital Region should operate at 50% capacity, while remaining members should work from home to minimize commuting emissions.
• Online courses for students: The department recommends to all schools online courses for students in grades six to nine and eleven, and physical courses for students in grades ten and twelve.
• Health warning: Children and the elderly are advised to stay indoors as much as possible because air pollution is harmful to their health.
• State authorities: State authorities have the power to take stricter emergency measures, including closing schools or banning odd- and even-numbered vehicles.
• Monitoring and Enforcement: The Council for Air Quality Management (CAQM) is monitoring air quality in real time and enhancing forecasts to directly adjust measures when necessary.

These measures reflect an emergency response to extreme air pollution in the region, thereby reducing the health risks associated with it and ultimately improving overall air quality in the National Capital Region of Delhi.

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Source: https://dinhtienhoang.edu.vn
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