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

Good
Fine
Moderate
Poor
Very poor
Hazardous
11.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.89 μg/m³
0
55
155
255
425
605+
30.63 ppb
0
55
71
86
201
201+
0.37 ppb
0
36
76
186
605
1005+
4.42 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
East Palo Alto, California
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AQI 49
Good
8.98μg/m³
PM2.5
38.55μg/m³
PM10
29.00ppb
O3
0.63ppb
SO2
4.72ppb
NO2
0.29ppm
CO
AQI 49
Good
8.80μg/m³
PM2.5
38.18μg/m³
PM10
27.77ppb
O3
0.62ppb
SO2
4.64ppb
NO2
0.30ppm
CO
AQI 49
Good
8.70μg/m³
PM2.5
38.02μg/m³
PM10
27.01ppb
O3
0.62ppb
SO2
4.60ppb
NO2
0.30ppm
CO
AQI 49
Good
8.97μg/m³
PM2.5
38.45μg/m³
PM10
28.90ppb
O3
0.63ppb
SO2
4.72ppb
NO2
0.29ppm
CO
AQI 49
Good
8.70μg/m³
PM2.5
38.02μg/m³
PM10
27.01ppb
O3
0.62ppb
SO2
4.60ppb
NO2
0.30ppm
CO
AQI 52
Moderate
9.91μg/m³
PM2.5
41.16μg/m³
PM10
33.67ppb
O3
0.66ppb
SO2
5.75ppb
NO2
0.30ppm
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 East Palo Alto, California are available every hour.
East Palo Alto, California experienced its worst air quality at 03:00:00, 2026-03-09.
The best air quality in East Palo Alto, California was observed at 02:00:00 on 2026-03-09.
The air quality in East Palo Alto, California right now is Moderate, with an AQI of 54.
In East Palo Alto, California, PM2.5 is the most frequently found pollutant.
When air quality in East Palo Alto, California is compromised, staying indoors and wearing a mask can reduce health risks.
East Palo Alto, California currently has a PM2.5 concentration of 10.863 μg/m3.
East Palo Alto, California currently has a PM10 concentration of 47.695 μg/m3.
The current carbon monoxide (CO) level in East Palo Alto, California is 0.285 ppm.
The current sulfur dioxide (SO2) concentration in East Palo Alto, California is 0.371 ppb.
East Palo Alto, California currently has an ozone (O3) concentration of 29.077 ppm.
The current level of nitrogen dioxide (NO2) in East Palo Alto, California is 2.832 ppb.
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