What is the air quality trend in Najafgarh?

Over the past 8 days, Najafgarh had an average AQI of 170 based on station measurements. The worst day was 2026-10-21 with AQI 231.

How is Najafgarh air quality measured?

Air quality in Najafgarh is measured by ground-level monitoring stations that report PM2.5 and PM10 concentrations hourly. CERNS.IO aggregates readings from nearby stations and converts PM2.5 to the US EPA Air Quality Index (AQI) scale.

Air Quality History for Najafgarh, India

Name: Najafgarh Air Quality History
Creator: CERNS.IO
License: https://creativecommons.org/licenses/by/4.0/

Historical PM2.5 and AQI trend from monitoring stations near Najafgarh, India.

205

Current AQI
Very unhealthy Station

48 Hours 7 Days 14 Days 20 Days

CSV JSON

Air Quality Index Station

86h

PM2.5 Station

86h · 1 station

Temperature GFS model

28pt

Precipitation GFS model

mm/day

Daily Summary Station

Date	AQI	Range	PM2.5 avg	Hours	Stations
2026-10-21	231	199–256	180.8 µg/m³	3h	1
2026-10-20	219	156–327	156.3 µg/m³	12h	2
2026-10-19	152	95–198	74.4 µg/m³	15h	1
2026-10-18	155	76–262	79.5 µg/m³	11h	2
2026-10-17	174	152–211	99.0 µg/m³	14h	2
2026-10-16	136	38–350	69.3 µg/m³	14h	1
2026-10-15	123	34–182	56.4 µg/m³	11h	3
2026-10-14	170	142–187	94.3 µg/m³	6h	2

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