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)
43
Good
Riverside, California
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.79 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
10.36 μg/m³
0
55
155
255
425
605+
45.51 ppb
0
55
71
86
201
201+
0.29 ppb
0
36
76
186
605
1005+
1.61 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Riverside, California
Riverside, California
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AQI 39
Good
3.35μg/m³
PM2.5
12.46μg/m³
PM10
42.30ppb
O3
0.39ppb
SO2
1.54ppb
NO2
0.15ppm
CO
AQI 39
Good
4.44μg/m³
PM2.5
16.09μg/m³
PM10
41.70ppb
O3
0.41ppb
SO2
3.39ppb
NO2
0.15ppm
CO
AQI 39
Good
4.41μg/m³
PM2.5
14.05μg/m³
PM10
42.39ppb
O3
0.35ppb
SO2
2.13ppb
NO2
0.15ppm
CO
AQI 43
Good
5.57μg/m³
PM2.5
17.02μg/m³
PM10
45.85ppb
O3
0.46ppb
SO2
2.27ppb
NO2
0.17ppm
CO
AQI 39
Good
2.48μg/m³
PM2.5
10.33μg/m³
PM10
42.20ppb
O3
0.41ppb
SO2
1.32ppb
NO2
0.16ppm
CO
AQI 40
Good
2.36μg/m³
PM2.5
10.09μg/m³
PM10
42.61ppb
O3
0.41ppb
SO2
1.26ppb
NO2
0.17ppm
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 04:00:00 on 2026-02-08.
The best air quality in Riverside, California was recorded at 08:00:00 on 2026-02-08.
The real-time air quality index in Riverside, California is 41, currently categorized as Good.
The most common pollutant in Riverside, California is O3.
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 3.716 μg/m3.
The current PM10 levels in Riverside, California are 9.942 μg/m3.
The current carbon monoxide (CO) level in Riverside, California is 0.125 ppm.
The current sulfur dioxide (SO2) levels in Riverside, California are 0.292 ppb.
The current ozone (O3) levels at Riverside, California is 43.879 ppm.
The current nitrogen dioxide (NO2) levels at Riverside, California is 1.265 ppb.
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