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)
52
Moderate
Riverside, California
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
10.35 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
25.91 μg/m³
0
55
155
255
425
605+
40.51 ppb
0
55
71
86
201
201+
0.15 ppb
0
36
76
186
605
1005+
4.80 ppb
0
54
101
361
1250
2050+
0.18 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
9.67μg/m³
PM2.5
30.42μg/m³
PM10
29.83ppb
O3
0.21ppb
SO2
7.38ppb
NO2
0.18ppm
CO
AQI 54
Moderate
10.86μg/m³
PM2.5
28.82μg/m³
PM10
31.05ppb
O3
0.23ppb
SO2
9.81ppb
NO2
0.18ppm
CO
AQI 49
Good
9.27μg/m³
PM2.5
26.77μg/m³
PM10
31.30ppb
O3
0.19ppb
SO2
6.77ppb
NO2
0.18ppm
CO
AQI 49
Good
9.25μg/m³
PM2.5
29.14μg/m³
PM10
32.92ppb
O3
0.29ppb
SO2
4.55ppb
NO2
0.10ppm
CO
AQI 49
Good
8.66μg/m³
PM2.5
31.34μg/m³
PM10
30.66ppb
O3
0.21ppb
SO2
7.76ppb
NO2
0.19ppm
CO
AQI 49
Good
8.57μg/m³
PM2.5
32.12μg/m³
PM10
30.23ppb
O3
0.21ppb
SO2
7.87ppb
NO2
0.19ppm
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 11:00:00 on 2025-07-20.
The best air quality in Riverside, California was recorded at 08:00:00 on 2025-07-21.
The real-time air quality index in Riverside, California is 52, 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 10.227 μg/m3.
The current PM10 levels in Riverside, California are 23.443 μg/m3.
The current carbon monoxide (CO) level in Riverside, California is 0.189 ppm.
The current sulfur dioxide (SO2) levels in Riverside, California are 0.156 ppb.
The current ozone (O3) levels at Riverside, California is 32.189 ppm.
The current nitrogen dioxide (NO2) levels at Riverside, California is 6.383 ppb.
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