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)
60
Moderate
Escondido, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.81 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
31.51 μg/m³
0
55
155
255
425
605+
31.46 ppb
0
55
71
86
201
201+
0.49 ppb
0
36
76
186
605
1005+
16.41 ppb
0
54
101
361
1250
2050+
0.45 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Escondido, California
Escondido, California
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AQI 38
Good
7.50μg/m³
PM2.5
36.68μg/m³
PM10
27.21ppb
O3
0.56ppb
SO2
21.64ppb
NO2
0.32ppm
CO
AQI 44
Good
7.62μg/m³
PM2.5
38.15μg/m³
PM10
30.30ppb
O3
0.58ppb
SO2
24.26ppb
NO2
0.31ppm
CO
AQI 38
Good
7.05μg/m³
PM2.5
23.72μg/m³
PM10
27.43ppb
O3
0.56ppb
SO2
23.97ppb
NO2
0.36ppm
CO
AQI 33
Good
6.12μg/m³
PM2.5
15.54μg/m³
PM10
30.63ppb
O3
0.57ppb
SO2
18.85ppb
NO2
0.32ppm
CO
AQI 38
Good
6.88μg/m³
PM2.5
28.82μg/m³
PM10
32.90ppb
O3
0.56ppb
SO2
17.74ppb
NO2
0.37ppm
CO
AQI 38
Good
6.82μg/m³
PM2.5
26.90μg/m³
PM10
33.76ppb
O3
0.58ppb
SO2
25.58ppb
NO2
0.31ppm
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 06:00:00 on 2025-10-23.
In the last 24 hours, the best air quality in Escondido, California was observed at 02:00:00 on 2025-10-23.
As of now, the AQI in Escondido, California is 44, indicating Good conditions.
Escondido, California air has the highest levels of PM2.5.
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 7.586 μg/m3.
The PM10 concentration in Escondido, California is 27.651 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Escondido, California is 0.333 ppm.
Currently, Escondido, California has a sulfur dioxide (SO2) concentration of 0.517 ppb.
The current ozone (O3) level in Escondido, California at the moment is 31.807 ppm.
Nitrogen dioxide (NO2) level in Escondido, California at the moment is 24.004 ppb.
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