SF Prep Notes

CAQM revokes GRAP Stage-I across NCR as Delhi's AQI improves to 153

The Commission for Air Quality Management's GRAP sub-committee revoked Stage-I of GRAP across the NCR on 29 March 2025 after Delhi's AQI improved to 153 ('Moderate').

Summary

The Sub-Committee on the Graded Response Action Plan (GRAP) of the Commission for Air Quality Management in NCR and Adjoining Areas (CAQM) revoked Stage-I of GRAP across the entire NCR with immediate effect on 29 March 2025. Stage-I had been in force since 24 March 2025. Delhi's daily average AQI was 153 ('Moderate') on 29 March, helped by strong surface winds, and IMD/IITM forecasts showed it staying 'Moderate'. Agencies were told to keep enforcing standing directions so air quality did not slip back to 'Poor'.

Key facts

Date
29 March 2025
Action
GRAP Stage-I revoked across NCR
In force since
24 March 2025
Delhi AQI
153 ('Moderate')
Reason
Strong surface winds; Moderate AQI forecast

Practice MCQs 1 questions

Q1

What was Delhi's daily average AQI on 29 March 2025, when CAQM revoked GRAP Stage-I across the NCR?

Show answer

Correct answer: B — 153

Delhi's AQI was 153 ('Moderate') on 29 March 2025.

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