Stay updated with real-time air quality in Escondido, 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)
27
Good
Escondido, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.87 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.44 μg/m³
0
55
155
255
425
605+
20.08 ppb
0
55
71
86
201
201+
0.39 ppb
0
36
76
186
605
1005+
11.64 ppb
0
54
101
361
1250
2050+
0.23 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Escondido, California
Escondido, California
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AQI 30
Good
5.26μg/m³
PM2.5
13.24μg/m³
PM10
32.01ppb
O3
0.42ppb
SO2
11.68ppb
NO2
0.14ppm
CO
AQI 29
Good
4.93μg/m³
PM2.5
19.79μg/m³
PM10
31.41ppb
O3
0.42ppb
SO2
3.65ppb
NO2
0.14ppm
CO
AQI 31
Good
5.47μg/m³
PM2.5
15.90μg/m³
PM10
33.97ppb
O3
0.42ppb
SO2
13.04ppb
NO2
0.17ppm
CO
AQI 29
Good
5.19μg/m³
PM2.5
11.86μg/m³
PM10
30.70ppb
O3
0.42ppb
SO2
6.20ppb
NO2
0.14ppm
CO
AQI 33
Good
5.52μg/m³
PM2.5
23.82μg/m³
PM10
31.03ppb
O3
0.42ppb
SO2
6.01ppb
NO2
0.17ppm
CO
AQI 29
Good
4.91μg/m³
PM2.5
17.79μg/m³
PM10
30.72ppb
O3
0.39ppb
SO2
3.38ppb
NO2
0.14ppm
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 Escondido, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Escondido, California was at its worst at 01:00:00 on 2025-07-23.
In the last 24 hours, the best air quality in Escondido, California was observed at 03:00:00 on 2025-07-24.
As of now, the AQI in Escondido, California is 30, indicating Good conditions.
Escondido, California air has the highest levels of O3.
Poor air quality in Escondido, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Escondido, California are currently 4.936 μg/m3.
The PM10 concentration in Escondido, California is 18.079 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Escondido, California is 0.137 ppm.
Currently, Escondido, California has a sulfur dioxide (SO2) concentration of 0.419 ppb.
The current ozone (O3) level in Escondido, California at the moment is 32.228 ppm.
Nitrogen dioxide (NO2) level in Escondido, California at the moment is 8.445 ppb.
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