Stay updated with real-time air quality in Seal Beach, 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)
54
Moderate
Seal Beach, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
10.89 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
48.46 μg/m³
0
55
155
255
425
605+
47.18 ppb
0
55
71
86
201
201+
0.95 ppb
0
36
76
186
605
1005+
3.03 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Seal Beach, California
Seal Beach, California
Scroll To Air Quality MapLoading...
AQI 58
Moderate
12.87μg/m³
PM2.5
52.53μg/m³
PM10
29.50ppb
O3
0.96ppb
SO2
14.01ppb
NO2
0.33ppm
CO
AQI 58
Moderate
12.55μg/m³
PM2.5
41.64μg/m³
PM10
28.21ppb
O3
0.94ppb
SO2
18.06ppb
NO2
0.38ppm
CO
AQI 56
Moderate
11.99μg/m³
PM2.5
50.27μg/m³
PM10
27.93ppb
O3
0.99ppb
SO2
13.09ppb
NO2
0.30ppm
CO
AQI 56
Moderate
11.74μg/m³
PM2.5
49.95μg/m³
PM10
27.18ppb
O3
1.00ppb
SO2
12.33ppb
NO2
0.30ppm
CO
AQI 60
Moderate
13.56μg/m³
PM2.5
54.41μg/m³
PM10
30.51ppb
O3
0.94ppb
SO2
13.34ppb
NO2
0.34ppm
CO
AQI 62
Moderate
15.25μg/m³
PM2.5
59.94μg/m³
PM10
30.64ppb
O3
0.93ppb
SO2
13.89ppb
NO2
0.45ppm
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 Seal Beach, California is updated every hour for accuracy.
In the past 24 hours, the air quality in Seal Beach, California was at its worst at 06:00:00 on 2026-08-10.
In the last 24 hours, the best air quality in Seal Beach, California was observed at 02:00:00 on 2026-08-10.
As of now, the AQI in Seal Beach, California is 58, indicating Moderate conditions.
Seal Beach, California air has the highest levels of PM2.5.
Poor air quality in Seal Beach, California means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Seal Beach, California are currently 13.484 μg/m3.
The PM10 concentration in Seal Beach, California is 54.984 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Seal Beach, California is 0.362 ppm.
Currently, Seal Beach, California has a sulfur dioxide (SO2) concentration of 0.954 ppb.
The current ozone (O3) level in Seal Beach, California at the moment is 29.866 ppm.
Nitrogen dioxide (NO2) level in Seal Beach, California at the moment is 13.81 ppb.
All Rights Reserved © Ambee Inc. 2025