Stay updated with real-time air quality in Monument, 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)
33
Good
Monument, Colorado
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.86 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.76 μg/m³
0
55
155
255
425
605+
29.73 ppb
0
55
71
86
201
201+
0.78 ppb
0
36
76
186
605
1005+
10.21 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Monument, Colorado
Monument, Colorado
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AQI 58
Moderate
12.81μg/m³
PM2.5
54.20μg/m³
PM10
44.08ppb
O3
0.72ppb
SO2
7.17ppb
NO2
0.18ppm
CO
AQI 56
Moderate
12.22μg/m³
PM2.5
52.61μg/m³
PM10
45.05ppb
O3
0.72ppb
SO2
7.16ppb
NO2
0.18ppm
CO
AQI 60
Moderate
13.63μg/m³
PM2.5
60.52μg/m³
PM10
44.19ppb
O3
0.72ppb
SO2
7.17ppb
NO2
0.18ppm
CO
AQI 58
Moderate
13.24μg/m³
PM2.5
47.47μg/m³
PM10
45.91ppb
O3
0.74ppb
SO2
7.22ppb
NO2
0.18ppm
CO
AQI 58
Moderate
12.98μg/m³
PM2.5
56.38μg/m³
PM10
44.93ppb
O3
0.72ppb
SO2
7.16ppb
NO2
0.18ppm
CO
AQI 58
Moderate
13.04μg/m³
PM2.5
56.64μg/m³
PM10
44.88ppb
O3
0.72ppb
SO2
7.17ppb
NO2
0.18ppm
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 Monument, Colorado is updated every hour.
The worst air quality in Monument, Colorado in the last 24 hours was observed at 07:00:00 on 2025-07-29.
In the last 24 hrs, the best air quality in Monument, Colorado was observed at 11:00:00 on 2025-07-29.
The current air quality in Monument, Colorado is 56, categorized as Moderate based on real-time data.
The most common pollutant in Monument, Colorado is PM2.5.
If the air quality in Monument, Colorado is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Monument, Colorado is 12.02 μg/m3.
The current PM10 concentration at Monument, Colorado is 47.086 μg/m3.
The current carbon monoxide (CO) concentration at Monument, Colorado is 0.183 ppm.
The current sulfur dioxide (SO2) concentration at Monument, Colorado is 0.727 ppb.
The current ozone (O3) concentration at Monument, Colorado is 45.963 ppm.
The current nitrogen dioxide (NO2) concentration at Monument, Colorado is 7.185 ppb.
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