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30 Nov 2025·Source: The Sunday EXPRESS
3 min
Environment & EcologyPolity & GovernanceEXPLAINED

Delhi's Air Quality Action Plan: Understanding GRAP Stages and Citizen Role

A public notice from DPCC explains the Graded Response Action Plan (GRAP) stages and citizen actions to combat air pollution in Delhi.

Delhi's Air Quality Action Plan: Understanding GRAP Stages and Citizen Role

Photo by Abhishek Choudhary

पृष्ठभूमि संदर्भ

GRAP was formulated by the Environment Pollution (Prevention & Control) Authority (EPCA) in 2017, following Supreme Court directives, to combat severe air pollution. It is now implemented by the Commission for Air Quality Management (CAQM). It provides a structured approach to pollution control based on the severity of air quality.

वर्तमान प्रासंगिकता

Air pollution remains a critical environmental and public health challenge in Delhi, especially during the winter months due to factors like stubble burning, vehicular emissions, and industrial pollution. GRAP is a key policy tool for emergency response and mitigation.

मुख्य बातें

  • Understand the different AQI categories and their corresponding GRAP stages.
  • Be aware of the specific actions required from citizens during each GRAP stage.
  • Recognize the health implications of poor air quality and follow health advisories.
  • Know the role of bodies like DPCC and CAQM in air pollution management.

The Delhi Pollution Control Committee (DPCC) has issued a public notice detailing the Graded Response Action Plan (GRAP) and the actions citizens should take based on different Air Quality Index (AQI) levels. This notice outlines specific measures for Stage I (Poor), Stage II (Very Poor), Stage III (Severe), and Stage IV (Severe+) air quality.

It emphasizes collective effort to improve air quality, providing health advisories and citizen charters for each stage, such as minimizing personal vehicle use, avoiding dust-generating activities, and staying indoors during severe pollution. This initiative is crucial for managing Delhi's recurring air pollution crisis, especially during winter months.

मुख्य तथ्य

1.

DPCC public notice outlines GRAP stages and citizen actions.

2.

GRAP categorizes air quality into Poor (Stage I), Very Poor (Stage II), Severe (Stage III), and Severe+ (Stage IV).

3.

Actions include vehicle tuning, public transport use, avoiding open waste burning, and construction restrictions.

4.

Health advisories recommend avoiding outdoor physical activities during higher pollution levels.

UPSC परीक्षा के दृष्टिकोण

1.

Environmental governance and policy effectiveness (GRAP, CAQM, DPCC)

2.

Public health implications of air pollution and mitigation strategies

3.

Inter-state cooperation and challenges in environmental management (e.g., stubble burning)

4.

Role of statutory bodies and legal frameworks (Environment Protection Act, Air Act)

5.

Citizen participation and behavioral change in environmental protection

दृश्य सामग्री

Delhi's GRAP: AQI Triggers and Citizen Actions

This flowchart illustrates how different Air Quality Index (AQI) levels trigger specific stages of the Graded Response Action Plan (GRAP) in Delhi-NCR, along with the corresponding actions expected from citizens and authorities.

  1. 1.AQI 201-300 (Poor)
  2. 2.Stage I (Poor) Actions: Ban construction/demolition activities (except essential projects), enforce PUC norms, sprinkle water, ban diesel generators (if needed). Citizen Role: Minimize personal vehicle use, avoid dust-generating activities.
  3. 3.AQI 301-400 (Very Poor)
  4. 4.Stage II (Very Poor) Actions: Ban use of coal/firewood in restaurants, increase parking fees, intensify public transport. Citizen Role: Use public transport, avoid outdoor activities, work from home if possible.
  5. 5.AQI 401-450 (Severe)
  6. 6.Stage III (Severe) Actions: Ban construction/demolition (stricter), ban brick kilns/hot mix plants, restrict non-essential commercial vehicles. Citizen Role: Stay indoors, avoid strenuous activities, wear masks.
  7. 7.AQI >450 (Severe+)
  8. 8.Stage IV (Severe+) Actions: Ban entry of trucks (except essential), ban plying of non-BS VI diesel light motor vehicles, consider odd-even scheme, close educational institutions. Citizen Role: Strict adherence to health advisories, avoid all outdoor activities.

GRAP Implementation Area: Delhi-NCR

This map highlights the National Capital Region (NCR), the primary geographical area where the Graded Response Action Plan (GRAP) is implemented to manage air quality.

Loading interactive map...

📍Delhi📍Gurugram📍Noida📍Ghaziabad📍Faridabad

बहुविकल्पीय प्रश्न (MCQ)

1. With reference to the Graded Response Action Plan (GRAP) for air quality management in the National Capital Region (NCR), consider the following statements: 1. GRAP is implemented by the Delhi Pollution Control Committee (DPCC) under the direct supervision of the Ministry of Environment, Forest and Climate Change. 2. The plan specifies actions for four stages of air quality, ranging from 'Poor' to 'Severe+', based on the Air Quality Index (AQI). 3. Measures under GRAP Stage IV ('Severe+') include a ban on the entry of trucks into Delhi and a complete halt to construction and demolition activities. Which of the statements given above is/are correct?

उत्तर देखें

सही उत्तर: B

Statement 1 is incorrect. While DPCC implements measures within Delhi, GRAP's overall implementation and supervision for the NCR is primarily overseen by the Commission for Air Quality Management (CAQM) in NCR and Adjoining Areas, which replaced the EPCA. CAQM is a statutory body, not directly under MoEFCC's day-to-day supervision for implementation, though MoEFCC notified GRAP. Statements 2 and 3 are correct. GRAP indeed outlines four stages (Poor, Very Poor, Severe, Severe+) based on AQI, and Stage IV ('Severe+') includes stringent measures like banning truck entry (except essential services) and halting construction/demolition.

2. In the context of air pollution and its management in India, which of the following statements about major air pollutants is NOT correct?

उत्तर देखें

सही उत्तर: D

Statement D is NOT correct. While Sulphur Dioxide (SO2) does contribute significantly to acid rain, its primary source is the combustion of sulphur-containing fossil fuels, mainly from thermal power plants and industrial processes, not primarily vehicular emissions. Vehicular emissions are more associated with Nitrogen Oxides (NOx), Carbon Monoxide (CO), and Particulate Matter (PM). Statements A, B, and C are correct descriptions of the respective pollutants.

3. Consider the following statements regarding the legal and institutional framework for air quality management in India: 1. The Environment (Protection) Act, 1986, is an umbrella legislation that empowers the Central Government to take measures for protecting and improving environmental quality. 2. The National Green Tribunal (NGT) has the power to hear all civil cases relating to environmental protection and conservation of forests and other natural resources. 3. The 'Polluter Pays Principle' is enshrined as a fundamental right under Article 21 of the Indian Constitution, guiding environmental compensation. Which of the statements given above is/are correct?

उत्तर देखें

सही उत्तर: B

Statement 1 is correct. The Environment (Protection) Act, 1986, is indeed a comprehensive legislation providing broad powers to the Central Government for environmental protection. Statement 2 is correct. The NGT was established under the National Green Tribunal Act, 2010, and has jurisdiction over all civil cases involving substantial questions relating to the environment. Statement 3 is incorrect. The 'Polluter Pays Principle' is a guiding principle in environmental law, recognized and applied by Indian courts (including the Supreme Court), but it is not explicitly enshrined as a fundamental right under Article 21. Article 21 (Right to Life) has been interpreted to include the right to a clean environment, but the 'Polluter Pays Principle' is a legal principle for liability, not a fundamental right itself.

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