CAQM revises GRAP schedule for Delhi-NCR, moves some actions to earlier stages
The Commission for Air Quality Management revised the Graded Response Action Plan for the entire NCR on 14 December 2024, moving certain actions earlier under Stages III and IV into Stages II and III.
Summary
The Commission for Air Quality Management in NCR and Adjoining Areas (CAQM) revised the Graded Response Action Plan (GRAP) [December, 2024] for the entire NCR, it announced on 14 December 2024. GRAP is an emergency response mechanism based on average AQI levels in Delhi. The revised schedule moves certain targeted actions earlier under Stages III and IV into Stages II and III. Stage II ('Very Poor', Delhi AQI 301-400) now includes a regulated schedule for DG sets, under which sets of 41 kW to less than 800 kW must run in dual fuel mode or with retrofitted emission control devices. Stage III ('Severe', Delhi AQI 401-450) includes strict restrictions on BS-III petrol and BS-IV diesel four-wheelers in Delhi and the districts of Gurugram, Faridabad, Ghaziabad and Gautam Budh Nagar.
Key facts
- Revised by
- CAQM, GRAP [December, 2024], for entire NCR
- Announced
- 14 December 2024
- Key change
- Some actions from Stages III & IV moved to Stages II & III
- Stage II
- 'Very Poor', Delhi AQI 301-400
- Stage III
- 'Severe', Delhi AQI 401-450
- DG sets (41 kW to <800 kW)
- Dual fuel mode or retrofitted ECDs
Practice MCQs 2 questions
Under the revised GRAP (December 2024), Stage II ('Very Poor' air quality) applies when Delhi's AQI is in which range?
Show answer
Correct answer: B — 301-400
PIB (Environment): in the revised GRAP, Stage II – 'Very Poor' Air Quality – covers Delhi AQI ranging between 301 and 400.
Under the revised GRAP (December 2024), strict restrictions on BS-III petrol and BS-IV diesel four-wheelers in Delhi, Gurugram, Faridabad, Ghaziabad and Gautam Budh Nagar fall under which stage?
Show answer
Correct answer: C — Stage III
PIB (Environment): the revised GRAP lists strict restrictions on BS III petrol and BS IV diesel LMVs (4 wheelers) in Delhi and the four NCR districts under Stage III – 'Severe' Air Quality (Delhi AQI 401-450).