Stay updated with real-time air quality in Stanford, 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
Stanford, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.36 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
54.71 μg/m³
0
55
155
255
425
605+
30.88 ppb
0
55
71
86
201
201+
0.53 ppb
0
36
76
186
605
1005+
3.39 ppb
0
54
101
361
1250
2050+
0.29 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Stanford, California
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AQI 56
Moderate
12.29μg/m³
PM2.5
54.32μg/m³
PM10
30.99ppb
O3
0.53ppb
SO2
3.49ppb
NO2
0.29ppm
CO
AQI 58
Moderate
12.84μg/m³
PM2.5
57.15μg/m³
PM10
30.39ppb
O3
0.52ppb
SO2
3.02ppb
NO2
0.30ppm
CO
AQI 56
Moderate
12.38μg/m³
PM2.5
54.77μg/m³
PM10
30.93ppb
O3
0.53ppb
SO2
3.48ppb
NO2
0.29ppm
CO
AQI 58
Moderate
13.20μg/m³
PM2.5
58.97μg/m³
PM10
30.01ppb
O3
0.51ppb
SO2
2.71ppb
NO2
0.30ppm
CO
AQI 54
Moderate
11.14μg/m³
PM2.5
48.68μg/m³
PM10
32.38ppb
O3
0.56ppb
SO2
4.45ppb
NO2
0.26ppm
CO
AQI 44
Good
7.58μg/m³
PM2.5
24.15μg/m³
PM10
29.63ppb
O3
0.56ppb
SO2
4.16ppb
NO2
0.25ppm
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 Stanford, California is updated every hour.
The worst air quality in Stanford, California in the last 24 hours was observed at 05:00:00 on 2026-03-10.
In the last 24 hrs, the best air quality in Stanford, California was observed at 02:00:00 on 2026-03-09.
The current air quality in Stanford, California is 56, categorized as Moderate based on real-time data.
The most common pollutant in Stanford, California is PM2.5.
If the air quality in Stanford, California is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Stanford, California is 12.361 μg/m3.
The current PM10 concentration at Stanford, California is 54.707 μg/m3.
The current carbon monoxide (CO) concentration at Stanford, California is 0.291 ppm.
The current sulfur dioxide (SO2) concentration at Stanford, California is 0.528 ppb.
The current ozone (O3) concentration at Stanford, California is 30.879 ppm.
The current nitrogen dioxide (NO2) concentration at Stanford, California is 3.39 ppb.
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