Stay updated with real-time air quality in Delhi, California featuring accurate data on AQI, PM2.5, PM10, O3, NO2, SO2, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.
Live AQI (Air Quality Index)
52
Moderate
Delhi, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.08 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.93 μg/m³
0
55
155
255
425
605+
35.09 ppb
0
55
71
86
201
201+
0.35 ppb
0
36
76
186
605
1005+
6.17 ppb
0
54
101
361
1250
2050+
0.22 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Delhi, California
Delhi, California
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AQI 49
Good
9.01μg/m³
PM2.5
27.03μg/m³
PM10
33.60ppb
O3
0.46ppb
SO2
4.08ppb
NO2
0.22ppm
CO
AQI 38
Good
7.20μg/m³
PM2.5
23.03μg/m³
PM10
41.00ppb
O3
0.47ppb
SO2
4.39ppb
NO2
0.24ppm
CO
AQI 49
Good
8.95μg/m³
PM2.5
17.82μg/m³
PM10
37.19ppb
O3
0.47ppb
SO2
3.17ppb
NO2
0.18ppm
CO
AQI 49
Good
9.41μg/m³
PM2.5
28.96μg/m³
PM10
36.23ppb
O3
0.46ppb
SO2
4.09ppb
NO2
0.17ppm
CO
AQI 39
Good
5.74μg/m³
PM2.5
25.40μg/m³
PM10
42.37ppb
O3
0.45ppb
SO2
3.49ppb
NO2
0.26ppm
CO
AQI 44
Good
8.37μg/m³
PM2.5
26.99μg/m³
PM10
33.69ppb
O3
0.46ppb
SO2
3.02ppb
NO2
0.24ppm
CO
Air quality and pollutant data for California, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Delhi, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Delhi, California was at its worst at 05:00:00 on 2026-04-24.
In the last 24 hours, the best air quality in Delhi, California was observed at 01:00:00 on 2026-04-24.
As of now, the AQI in Delhi, California is 38, indicating Good conditions.
Delhi, California air has the highest levels of O3.
Poor air quality in Delhi, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Delhi, California are currently 7.24 μg/m3.
The PM10 concentration in Delhi, California is 24.193 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Delhi, California is 0.235 ppm.
Currently, Delhi, California has a sulfur dioxide (SO2) concentration of 0.464 ppb.
The current ozone (O3) level in Delhi, California at the moment is 40.906 ppm.
Nitrogen dioxide (NO2) level in Delhi, California at the moment is 4.279 ppb.
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