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)
44
Good
Clifton, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.08 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
12.21 μg/m³
0
55
155
255
425
605+
48.40 ppb
0
55
71
86
201
201+
0.76 ppb
0
36
76
186
605
1005+
0.73 ppb
0
54
101
361
1250
2050+
0.14 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Clifton, Colorado
Clifton, Colorado
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AQI 44
Good
2.11μg/m³
PM2.5
12.31μg/m³
PM10
47.01ppb
O3
0.76ppb
SO2
0.73ppb
NO2
0.14ppm
CO
AQI 43
Good
2.13μg/m³
PM2.5
12.52μg/m³
PM10
45.59ppb
O3
0.74ppb
SO2
0.73ppb
NO2
0.12ppm
CO
AQI 42
Good
2.71μg/m³
PM2.5
9.27μg/m³
PM10
45.00ppb
O3
0.83ppb
SO2
0.81ppb
NO2
0.14ppm
CO
AQI 42
Good
2.48μg/m³
PM2.5
9.96μg/m³
PM10
44.78ppb
O3
0.72ppb
SO2
0.64ppb
NO2
0.14ppm
CO
AQI 44
Good
3.88μg/m³
PM2.5
20.24μg/m³
PM10
47.09ppb
O3
0.82ppb
SO2
0.74ppb
NO2
0.14ppm
CO
AQI 91
Moderate
16.95μg/m³
PM2.5
134.95μg/m³
PM10
47.07ppb
O3
0.81ppb
SO2
7.18ppb
NO2
0.14ppm
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 11:00:00 on 2026-08-17.
In the last 24 hrs, the best air quality in Clifton, Colorado was observed at 01:00:00 on 2026-08-18.
The current air quality in Clifton, Colorado is 44, 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 3.292 μg/m3.
The current PM10 concentration at Clifton, Colorado is 15.869 μg/m3.
The current carbon monoxide (CO) concentration at Clifton, Colorado is 0.201 ppm.
The current sulfur dioxide (SO2) concentration at Clifton, Colorado is 0.779 ppb.
The current ozone (O3) concentration at Clifton, Colorado is 47.16 ppm.
The current nitrogen dioxide (NO2) concentration at Clifton, Colorado is 2.228 ppb.
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