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)
46
Good
San Diego Country Estates, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
6.40 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
21.47 μg/m³
0
55
155
255
425
605+
49.98 ppb
0
55
71
86
201
201+
0.38 ppb
0
36
76
186
605
1005+
17.37 ppb
0
54
101
361
1250
2050+
0.39 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
San Diego Country Estates, California
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AQI 54
Moderate
10.61μg/m³
PM2.5
46.98μg/m³
PM10
45.46ppb
O3
1.46ppb
SO2
12.24ppb
NO2
0.21ppm
CO
AQI 44
Good
8.02μg/m³
PM2.5
35.50μg/m³
PM10
41.16ppb
O3
1.77ppb
SO2
16.65ppb
NO2
0.26ppm
CO
AQI 54
Moderate
10.71μg/m³
PM2.5
47.59μg/m³
PM10
32.45ppb
O3
1.61ppb
SO2
16.05ppb
NO2
0.24ppm
CO
AQI 54
Moderate
10.55μg/m³
PM2.5
46.96μg/m³
PM10
31.31ppb
O3
1.56ppb
SO2
16.12ppb
NO2
0.23ppm
CO
AQI 49
Good
9.09μg/m³
PM2.5
41.01μg/m³
PM10
42.41ppb
O3
1.56ppb
SO2
16.05ppb
NO2
0.22ppm
CO
AQI 54
Moderate
10.51μg/m³
PM2.5
46.64μg/m³
PM10
30.83ppb
O3
1.63ppb
SO2
16.28ppb
NO2
0.24ppm
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 07:00:00, 2026-03-03.
The best air quality in San Diego Country Estates, California was observed at 05:00:00 on 2026-03-03.
The air quality in San Diego Country Estates, California right now is Good, with an AQI of 46.
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 6.403 μg/m3.
San Diego Country Estates, California currently has a PM10 concentration of 21.47 μg/m3.
The current carbon monoxide (CO) level in San Diego Country Estates, California is 0.392 ppm.
The current sulfur dioxide (SO2) concentration in San Diego Country Estates, California is 0.376 ppb.
San Diego Country Estates, California currently has an ozone (O3) concentration of 49.978 ppm.
The current level of nitrogen dioxide (NO2) in San Diego Country Estates, California is 17.367 ppb.
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