Air Quality in Noida Extension Sector 4, Greater Noida

Noida Extension Sector 4 (Pin Code 201033) is located in Greater Noida, Uttar Pradesh. Air quality in this area is monitored by the nearest CPCB/SPCB station and data is aggregated from the World Air Quality Index (WAQI) network.

The Air Quality Index (AQI) uses a standardized scale from 0 to 500. Values below 50 are considered Good, while values above 200 are classified as Poor to Severe under India's National Air Quality Index standards. PM2.5 (fine particulate matter) is typically the dominant pollutant in most Indian cities.

Air quality in Greater Noida varies significantly by season. Winter months (November–February) typically see the worst pollution due to temperature inversions, reduced wind speeds, and in North India, crop stubble burning. Monsoon rains (July–September) provide the cleanest air.