Stay updated with real-time air quality in San Diego Country Estates, 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)
58
Moderate
San Diego Country Estates, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
9.54 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
29.67 μg/m³
0
55
155
255
425
605+
57.15 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
2.38 ppb
0
54
101
361
1250
2050+
0.15 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
San Diego Country Estates, California
San Diego Country Estates, California
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AQI 51
Moderate
9.24μg/m³
PM2.5
32.34μg/m³
PM10
55.00ppb
O3
0.54ppb
SO2
2.35ppb
NO2
0.15ppm
CO
AQI 50
Good
9.41μg/m³
PM2.5
26.01μg/m³
PM10
53.97ppb
O3
0.56ppb
SO2
2.43ppb
NO2
0.15ppm
CO
AQI 54
Moderate
10.86μg/m³
PM2.5
25.91μg/m³
PM10
45.94ppb
O3
0.55ppb
SO2
2.40ppb
NO2
0.15ppm
CO
AQI 54
Moderate
10.86μg/m³
PM2.5
25.84μg/m³
PM10
45.30ppb
O3
0.55ppb
SO2
2.53ppb
NO2
0.15ppm
CO
AQI 77
Moderate
22.79μg/m³
PM2.5
40.20μg/m³
PM10
46.13ppb
O3
0.52ppb
SO2
2.43ppb
NO2
0.15ppm
CO
AQI 52
Moderate
9.94μg/m³
PM2.5
24.53μg/m³
PM10
45.27ppb
O3
0.55ppb
SO2
2.40ppb
NO2
0.15ppm
CO
The air quality data for California, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.
Source: Ambee Data Sources
Air quality updates for San Diego Country Estates, California are available every hour.
San Diego Country Estates, California experienced its worst air quality at 11:00:00, 2026-06-07.
The best air quality in San Diego Country Estates, California was observed at 11:00:00 on 2026-06-08.
The air quality in San Diego Country Estates, California right now is Moderate, with an AQI of 58.
In San Diego Country Estates, California, O3 is the most frequently found pollutant.
When air quality in San Diego Country Estates, California is compromised, staying indoors and wearing a mask can reduce health risks.
San Diego Country Estates, California currently has a PM2.5 concentration of 9.544 μg/m3.
San Diego Country Estates, California currently has a PM10 concentration of 29.666 μg/m3.
The current carbon monoxide (CO) level in San Diego Country Estates, California is 0.152 ppm.
The current sulfur dioxide (SO2) concentration in San Diego Country Estates, California is 0.544 ppb.
San Diego Country Estates, California currently has an ozone (O3) concentration of 57.145 ppm.
The current level of nitrogen dioxide (NO2) in San Diego Country Estates, California is 2.378 ppb.
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