Overview
On 16 April 2026, the CAQM Sub‑Committee on the GRAP invoked all Stage‑I actions across the entire NCR after the daily average AQI recorded **226**, placing Delhi in the ‘Poor’ category (AQI 201‑300). The decision follows an adverse meteorological outlook from the IMD and the Indian Institute of Tropical Meteorology (IITM).
Key Developments (Stage‑I Actions)
- Strict enforcement of dust‑mitigation guidelines for Construction & Demolition (C&D) activities, including registration on state portals and use of anti‑smog guns proportional to built‑up area.
- Mandatory lifting and scientific disposal of municipal solid waste, C&D waste and hazardous waste from dump sites; prohibition of open dumping.
- Periodic mechanised sweeping, water sprinkling on roads and proper disposal of collected dust.
- Deployment of traffic police at congestion‑prone corridors, strict adherence to PUC norms, and impounding of visibly polluting vehicles.
- Enforcement of Supreme Court and NGT orders on diversion of non‑destined truck traffic, over‑aged diesel/petrol vehicles, and bans on firecrackers.
- Industrial compliance checks: emission norms for brick kilns, hot‑mix plants, thermal power plants; use of approved fuels only; penalties for violations.
- Power‑supply measures: minimise load‑shedding, ban regular use of diesel generator sets, and enforce the ban on coal/fire‑wood in tandoors.
- Public awareness drives via mobile apps, SMS, social media, and traditional media; citizen grievance redressal through 311, Green Delhi, SAMEER apps.
- Promotion of public transport (CNG/electric buses, metro) and differential fares to encourage off‑peak travel; encouragement of unified commuter schemes for offices.
Important Facts
The AQI of **226** was recorded in Delhi’s daily bulletin issued by the CPCB. Forecasts from IMD/IITM suggest the AQI will remain in the ‘Poor’ band for at least the next two days. All 31 Stage‑I actions are to be implemented immediately and monitored by the Pollution Control Boards of NCR states and the Delhi Pollution Control Committee (DPCC).
Exam Relevance
The episode illustrates the functioning of multi‑layered environmental governance in India: central ministries (MoEFCC), statutory bodies (CAQM), state pollution boards, and the judiciary (NGT, Supreme Court). The GRAP mechanism is a textbook example of a graded‑response policy tool, linking air‑quality data to enforceable actions. Understanding these institutional linkages, legal mandates, and the role of real‑time data (AQI, weather forecasts) is essential for GS‑3 (Environment) and GS‑2 (Polity) questions on environmental law and policy implementation.
Way Forward
All implementing agencies have been directed to maintain strict vigilance, intensify enforcement, and review the situation periodically. Citizens are urged to cooperate by adhering to the Stage‑I citizen charter, reporting violations through designated apps, and reducing personal contributions to pollution (e.g., using public transport, avoiding open burning). Continuous monitoring, data‑driven decision‑making, and coordinated action across ministries, state bodies, and the judiciary will be crucial to prevent further deterioration of air quality in the NCR.