Stay updated with real-time air quality in Santee, 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)
28
Good
Santee, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
4.28 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
9.28 μg/m³
0
55
155
255
425
605+
30.45 ppb
0
55
71
86
201
201+
0.39 ppb
0
36
76
186
605
1005+
5.10 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Santee, California
Santee, California
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AQI 28
Good
4.38μg/m³
PM2.5
9.21μg/m³
PM10
30.08ppb
O3
0.39ppb
SO2
5.13ppb
NO2
0.16ppm
CO
AQI 28
Good
4.30μg/m³
PM2.5
9.25μg/m³
PM10
30.38ppb
O3
0.39ppb
SO2
5.11ppb
NO2
0.16ppm
CO
AQI 28
Good
4.33μg/m³
PM2.5
9.09μg/m³
PM10
30.06ppb
O3
0.39ppb
SO2
5.12ppb
NO2
0.16ppm
CO
AQI 28
Good
4.34μg/m³
PM2.5
9.25μg/m³
PM10
30.36ppb
O3
0.39ppb
SO2
5.12ppb
NO2
0.16ppm
CO
AQI 29
Good
4.59μg/m³
PM2.5
10.86μg/m³
PM10
30.90ppb
O3
0.39ppb
SO2
5.07ppb
NO2
0.18ppm
CO
AQI 29
Good
4.52μg/m³
PM2.5
10.96μg/m³
PM10
31.31ppb
O3
0.39ppb
SO2
5.05ppb
NO2
0.18ppm
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 Santee, California are available every hour.
Santee, California experienced its worst air quality at 12:00:00, 2025-06-06.
The best air quality in Santee, California was observed at 05:00:00 on 2025-06-05.
The air quality in Santee, California right now is Good, with an AQI of 28.
In Santee, California, O3 is the most frequently found pollutant.
When air quality in Santee, California is compromised, staying indoors and wearing a mask can reduce health risks.
Santee, California currently has a PM2.5 concentration of 4.28 μg/m3.
Santee, California currently has a PM10 concentration of 9.279 μg/m3.
The current carbon monoxide (CO) level in Santee, California is 0.165 ppm.
The current sulfur dioxide (SO2) concentration in Santee, California is 0.386 ppb.
Santee, California currently has an ozone (O3) concentration of 30.45 ppm.
The current level of nitrogen dioxide (NO2) in Santee, California is 5.103 ppb.
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