Stay updated with real-time air quality in Aurora, Colorado 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)
44
Good
Aurora, Colorado
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.58 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
20.63 μg/m³
0
55
155
255
425
605+
46.87 ppb
0
55
71
86
201
201+
0.57 ppb
0
36
76
186
605
1005+
11.26 ppb
0
54
101
361
1250
2050+
0.32 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Aurora, Colorado
Aurora, Colorado
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AQI 44
Good
7.54μg/m³
PM2.5
26.64μg/m³
PM10
43.81ppb
O3
0.55ppb
SO2
12.97ppb
NO2
0.35ppm
CO
AQI 41
Good
7.15μg/m³
PM2.5
20.82μg/m³
PM10
44.34ppb
O3
0.55ppb
SO2
11.94ppb
NO2
0.35ppm
CO
AQI 41
Good
7.33μg/m³
PM2.5
27.47μg/m³
PM10
44.25ppb
O3
0.60ppb
SO2
5.04ppb
NO2
0.32ppm
CO
AQI 44
Good
8.33μg/m³
PM2.5
34.96μg/m³
PM10
43.42ppb
O3
0.52ppb
SO2
11.63ppb
NO2
0.39ppm
CO
AQI 40
Good
6.95μg/m³
PM2.5
24.02μg/m³
PM10
43.25ppb
O3
0.56ppb
SO2
12.66ppb
NO2
0.33ppm
CO
AQI 41
Good
7.26μg/m³
PM2.5
29.21μg/m³
PM10
44.15ppb
O3
0.54ppb
SO2
13.44ppb
NO2
0.35ppm
CO
Air quality measurements for Colorado, 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 Aurora, Colorado is updated on an hourly basis.
The worst air quality in Aurora, Colorado was recorded at 05:00:00 on 2025-06-06.
The best air quality in Aurora, Colorado was recorded at 02:00:00 on 2025-06-06.
The real-time air quality index in Aurora, Colorado is 44, currently categorized as Good.
The most common pollutant in Aurora, Colorado is O3.
If the air quality in Aurora, Colorado is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Aurora, Colorado at present are 6.577 μg/m3.
The current PM10 levels in Aurora, Colorado are 20.633 μg/m3.
The current carbon monoxide (CO) level in Aurora, Colorado is 0.317 ppm.
The current sulfur dioxide (SO2) levels in Aurora, Colorado are 0.568 ppb.
The current ozone (O3) levels at Aurora, Colorado is 46.874 ppm.
The current nitrogen dioxide (NO2) levels at Aurora, Colorado is 11.258 ppb.
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