The national capital woke up to a thick layer of toxic smog on Tuesday morning with an average Air Quality Index (AQI) at 341 at 7 am in the "very poor" category, according to the Central Pollution Control Board (CPCB).
The Commission for Air Quality Management (CAQM) has imposed GRAP-III in place to combat the rising pollution levels. However, the authorities are yet to impose GRAP-IV in the national capital.
The Air Quality Index has shown little to no improvement from Monday morning, when it was recorded at 351 at 7 am in the "very poor" category, according to CPCB data.
What does GRAP-IV mean?
The GRAP IV restrictions are imposed when the AQI crosses 451.
GRAP 4 restriction: what's allowed and what's not
1. Even for classes VI–IX and XI, the NCR State Governments and GNCTD may decide to stop holding in-person classes and instead teach online.
2. NCR State Governments/GNCTD will decide whether to permit 50% of employees in governmental, municipal, and private offices to work from home.
3. GRAP Stage 4 entails ban on diesel-run medium, heavy goods vehicles registered in Delhi (BS-IV or below), except those carrying essentials.
4. Entry of trucks into Delhi banned except for those carrying essential goods, services; LNG, CNG, electric, BS-VI diesel trucks allowed.
5. Prevent trucks from entering Delhi, unless they are transporting necessities or rendering necessary services. However, all trucks (LNG, CNG, electric, and BS-VI diesel) will be allowed entry into Delhi.
6. Ban of C & D activities, as in GRAP Stage 3, also for linear public projects such as highways, roads, flyovers, overbridges, power transmission, pipelines, etc.
7. State government may consider additional emergency measures like closure of colleges/educational institutions and closure of non-emergency commercial activities, permitting running of vehicles, and odd-even basis of registration numbers etc.
8. The Central Government has the authority to decide whether to allow its employees to work from home.
The Commission for Air Quality Management (CAQM) has imposed GRAP-III in place to combat the rising pollution levels. However, the authorities are yet to impose GRAP-IV in the national capital.
The Air Quality Index has shown little to no improvement from Monday morning, when it was recorded at 351 at 7 am in the "very poor" category, according to CPCB data.
What does GRAP-IV mean?
The GRAP IV restrictions are imposed when the AQI crosses 451. GRAP 4 restriction: what's allowed and what's not
1. Even for classes VI–IX and XI, the NCR State Governments and GNCTD may decide to stop holding in-person classes and instead teach online.2. NCR State Governments/GNCTD will decide whether to permit 50% of employees in governmental, municipal, and private offices to work from home.
3. GRAP Stage 4 entails ban on diesel-run medium, heavy goods vehicles registered in Delhi (BS-IV or below), except those carrying essentials.
4. Entry of trucks into Delhi banned except for those carrying essential goods, services; LNG, CNG, electric, BS-VI diesel trucks allowed.
5. Prevent trucks from entering Delhi, unless they are transporting necessities or rendering necessary services. However, all trucks (LNG, CNG, electric, and BS-VI diesel) will be allowed entry into Delhi.
6. Ban of C & D activities, as in GRAP Stage 3, also for linear public projects such as highways, roads, flyovers, overbridges, power transmission, pipelines, etc.
7. State government may consider additional emergency measures like closure of colleges/educational institutions and closure of non-emergency commercial activities, permitting running of vehicles, and odd-even basis of registration numbers etc.
8. The Central Government has the authority to decide whether to allow its employees to work from home.




