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)
56
Moderate
San Diego Country Estates, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.65 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
51.19 μg/m³
0
55
155
255
425
605+
33.80 ppb
0
55
71
86
201
201+
0.36 ppb
0
36
76
186
605
1005+
25.52 ppb
0
54
101
361
1250
2050+
0.48 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
San Diego Country Estates, California
San Diego Country Estates, California
Scroll To Air Quality MapLoading...
AQI 49
Good
8.79μg/m³
PM2.5
41.76μg/m³
PM10
34.90ppb
O3
0.22ppb
SO2
11.04ppb
NO2
0.36ppm
CO
AQI 33
Good
5.62μg/m³
PM2.5
19.03μg/m³
PM10
34.99ppb
O3
0.22ppb
SO2
17.29ppb
NO2
0.36ppm
CO
AQI 54
Moderate
11.17μg/m³
PM2.5
25.78μg/m³
PM10
31.08ppb
O3
0.23ppb
SO2
19.54ppb
NO2
0.38ppm
CO
AQI 56
Moderate
11.69μg/m³
PM2.5
26.39μg/m³
PM10
30.68ppb
O3
0.23ppb
SO2
20.09ppb
NO2
0.38ppm
CO
AQI 60
Moderate
14.00μg/m³
PM2.5
25.42μg/m³
PM10
32.47ppb
O3
0.23ppb
SO2
21.74ppb
NO2
0.38ppm
CO
AQI 56
Moderate
11.65μg/m³
PM2.5
27.24μg/m³
PM10
30.34ppb
O3
0.23ppb
SO2
18.95ppb
NO2
0.37ppm
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 10:00:00, 2025-12-15.
The best air quality in San Diego Country Estates, California was observed at 04:00:00 on 2025-12-15.
The air quality in San Diego Country Estates, California right now is Moderate, with an AQI of 56.
In San Diego Country Estates, California, PM2.5 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 11.648 μg/m3.
San Diego Country Estates, California currently has a PM10 concentration of 51.19 μg/m3.
The current carbon monoxide (CO) level in San Diego Country Estates, California is 0.484 ppm.
The current sulfur dioxide (SO2) concentration in San Diego Country Estates, California is 0.36 ppb.
San Diego Country Estates, California currently has an ozone (O3) concentration of 33.796 ppm.
The current level of nitrogen dioxide (NO2) in San Diego Country Estates, California is 25.524 ppb.
All Rights Reserved © Ambee Inc. 2025