Stay updated with real-time air quality in Garden Grove, 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)
37
Good
Garden Grove, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
1.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.77 μg/m³
0
55
155
255
425
605+
39.68 ppb
0
55
71
86
201
201+
0.26 ppb
0
36
76
186
605
1005+
5.19 ppb
0
54
101
361
1250
2050+
0.36 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Garden Grove, California
Garden Grove, California
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AQI 37
Good
1.95μg/m³
PM2.5
10.77μg/m³
PM10
39.84ppb
O3
0.27ppb
SO2
5.28ppb
NO2
0.32ppm
CO
AQI 37
Good
1.92μg/m³
PM2.5
11.29μg/m³
PM10
39.76ppb
O3
0.26ppb
SO2
4.74ppb
NO2
0.33ppm
CO
AQI 37
Good
1.94μg/m³
PM2.5
10.46μg/m³
PM10
39.78ppb
O3
0.26ppb
SO2
5.43ppb
NO2
0.35ppm
CO
AQI 37
Good
1.99μg/m³
PM2.5
9.93μg/m³
PM10
39.62ppb
O3
0.26ppb
SO2
6.44ppb
NO2
0.38ppm
CO
AQI 37
Good
1.99μg/m³
PM2.5
9.32μg/m³
PM10
40.03ppb
O3
0.27ppb
SO2
9.99ppb
NO2
0.29ppm
CO
AQI 37
Good
1.97μg/m³
PM2.5
10.47μg/m³
PM10
39.64ppb
O3
0.26ppb
SO2
5.48ppb
NO2
0.35ppm
CO
Air quality data and pollutant measurements for California, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Garden Grove, California is updated every hour.
The worst air quality in Garden Grove, California in the last 24 hours was observed at 10:00:00 on 2026-10-21.
In the last 24 hrs, the best air quality in Garden Grove, California was observed at 02:00:00 on 2026-10-22.
The current air quality in Garden Grove, California is 37, categorized as Good based on real-time data.
The most common pollutant in Garden Grove, California is O3.
If the air quality in Garden Grove, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Garden Grove, California is 1.943 μg/m3.
The current PM10 concentration at Garden Grove, California is 10.768 μg/m3.
The current carbon monoxide (CO) concentration at Garden Grove, California is 0.356 ppm.
The current sulfur dioxide (SO2) concentration at Garden Grove, California is 0.262 ppb.
The current ozone (O3) concentration at Garden Grove, California is 39.683 ppm.
The current nitrogen dioxide (NO2) concentration at Garden Grove, California is 5.188 ppb.
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