Stay updated with real-time air quality in Riverside, 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)
58
Moderate
Riverside, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
13.42 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
27.38 μg/m³
0
55
155
255
425
605+
31.71 ppb
0
55
71
86
201
201+
0.28 ppb
0
36
76
186
605
1005+
4.95 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Riverside, California
Riverside, California
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AQI 52
Moderate
9.78μg/m³
PM2.5
31.06μg/m³
PM10
29.55ppb
O3
0.30ppb
SO2
6.17ppb
NO2
0.17ppm
CO
AQI 54
Moderate
11.30μg/m³
PM2.5
29.14μg/m³
PM10
30.70ppb
O3
0.28ppb
SO2
4.66ppb
NO2
0.16ppm
CO
AQI 56
Moderate
11.52μg/m³
PM2.5
28.29μg/m³
PM10
31.41ppb
O3
0.30ppb
SO2
4.17ppb
NO2
0.17ppm
CO
AQI 58
Moderate
13.23μg/m³
PM2.5
29.05μg/m³
PM10
31.96ppb
O3
0.29ppb
SO2
3.91ppb
NO2
0.15ppm
CO
AQI 44
Good
8.41μg/m³
PM2.5
31.77μg/m³
PM10
30.50ppb
O3
0.30ppb
SO2
7.09ppb
NO2
0.16ppm
CO
AQI 44
Good
8.21μg/m³
PM2.5
32.76μg/m³
PM10
30.13ppb
O3
0.31ppb
SO2
7.48ppb
NO2
0.16ppm
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 Riverside, California is updated on an hourly basis.
The worst air quality in Riverside, California was recorded at 06:00:00 on 2026-06-07.
The best air quality in Riverside, California was recorded at 10:00:00 on 2026-06-08.
The real-time air quality index in Riverside, California is 58, currently categorized as Moderate.
The most common pollutant in Riverside, California is PM2.5.
If the air quality in Riverside, California is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Riverside, California at present are 13.424 μg/m3.
The current PM10 levels in Riverside, California are 27.384 μg/m3.
The current carbon monoxide (CO) level in Riverside, California is 0.197 ppm.
The current sulfur dioxide (SO2) levels in Riverside, California are 0.28 ppb.
The current ozone (O3) levels at Riverside, California is 31.714 ppm.
The current nitrogen dioxide (NO2) levels at Riverside, California is 4.953 ppb.
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