Stay updated with real-time air quality in Rosedale, 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)
27
Good
Rosedale, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.55 μg/m³
0
55
155
255
425
605+
23.20 ppb
0
55
71
86
201
201+
0.48 ppb
0
36
76
186
605
1005+
7.95 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Rosedale, California
Rosedale, California
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AQI 27
Good
4.80μg/m³
PM2.5
10.38μg/m³
PM10
22.48ppb
O3
0.48ppb
SO2
8.40ppb
NO2
0.20ppm
CO
AQI 24
Good
3.29μg/m³
PM2.5
9.68μg/m³
PM10
25.78ppb
O3
0.48ppb
SO2
8.23ppb
NO2
0.20ppm
CO
AQI 27
Good
4.51μg/m³
PM2.5
11.09μg/m³
PM10
22.40ppb
O3
0.48ppb
SO2
8.46ppb
NO2
0.20ppm
CO
AQI 22
Good
4.39μg/m³
PM2.5
12.74μg/m³
PM10
20.61ppb
O3
0.46ppb
SO2
8.78ppb
NO2
0.20ppm
CO
AQI 22
Good
4.09μg/m³
PM2.5
11.37μg/m³
PM10
22.86ppb
O3
0.46ppb
SO2
8.53ppb
NO2
0.20ppm
CO
AQI 22
Good
3.90μg/m³
PM2.5
4.12μg/m³
PM10
24.00ppb
O3
0.52ppb
SO2
7.60ppb
NO2
0.18ppm
CO
Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Rosedale, California is updated on an hourly basis.
The worst air quality in Rosedale, California was recorded at 09:00:00 on 2026-10-21.
The best air quality in Rosedale, California was recorded at 02:00:00 on 2026-10-22.
The real-time air quality index in Rosedale, California is 27, currently categorized as Good.
The most common pollutant in Rosedale, California is PM2.5.
If the air quality in Rosedale, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Rosedale, California at present are 4.731 μg/m3.
The current PM10 levels in Rosedale, California are 14.547 μg/m3.
The current carbon monoxide (CO) level in Rosedale, California is 0.194 ppm.
The current sulfur dioxide (SO2) levels in Rosedale, California are 0.485 ppb.
The current ozone (O3) levels at Rosedale, California is 23.2 ppm.
The current nitrogen dioxide (NO2) levels at Rosedale, California is 7.952 ppb.
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