Stay updated with real-time air quality in Clifton, 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)
19
Good
Clifton, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
0.94 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
2.20 μg/m³
0
55
155
255
425
605+
19.84 ppb
0
55
71
86
201
201+
1.07 ppb
0
36
76
186
605
1005+
2.83 ppb
0
54
101
361
1250
2050+
0.28 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Clifton, Colorado
Clifton, Colorado
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AQI 19
Good
0.92μg/m³
PM2.5
2.09μg/m³
PM10
19.66ppb
O3
1.07ppb
SO2
2.84ppb
NO2
0.28ppm
CO
AQI 16
Good
1.10μg/m³
PM2.5
3.70μg/m³
PM10
17.33ppb
O3
0.42ppb
SO2
2.84ppb
NO2
0.23ppm
CO
AQI 13
Good
1.23μg/m³
PM2.5
3.53μg/m³
PM10
14.00ppb
O3
1.16ppb
SO2
2.13ppb
NO2
0.28ppm
CO
AQI 19
Good
1.82μg/m³
PM2.5
4.69μg/m³
PM10
20.67ppb
O3
1.12ppb
SO2
1.92ppb
NO2
0.29ppm
CO
AQI 19
Good
1.31μg/m³
PM2.5
5.88μg/m³
PM10
20.73ppb
O3
1.21ppb
SO2
1.47ppb
NO2
0.28ppm
CO
AQI 21
Good
1.30μg/m³
PM2.5
4.00μg/m³
PM10
23.21ppb
O3
1.29ppb
SO2
6.14ppb
NO2
0.30ppm
CO
Air quality data and pollutant measurements for Colorado, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Clifton, Colorado is updated every hour.
The worst air quality in Clifton, Colorado in the last 24 hours was observed at 03:00:00 on 2026-10-22.
In the last 24 hrs, the best air quality in Clifton, Colorado was observed at 06:00:00 on 2026-10-22.
The current air quality in Clifton, Colorado is 17, categorized as Good based on real-time data.
The most common pollutant in Clifton, Colorado is O3.
If the air quality in Clifton, Colorado is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Clifton, Colorado is 1.038 μg/m3.
The current PM10 concentration at Clifton, Colorado is 2.151 μg/m3.
The current carbon monoxide (CO) concentration at Clifton, Colorado is 0.256 ppm.
The current sulfur dioxide (SO2) concentration at Clifton, Colorado is 0.81 ppb.
The current ozone (O3) concentration at Clifton, Colorado is 17.808 ppm.
The current nitrogen dioxide (NO2) concentration at Clifton, Colorado is 3.208 ppb.
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