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
4.24 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.15 μg/m³
0
55
155
255
425
605+
36.11 ppb
0
55
71
86
201
201+
0.54 ppb
0
36
76
186
605
1005+
10.79 ppb
0
54
101
361
1250
2050+
0.26 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Monument, Colorado
Monument, Colorado
Scroll To Air Quality MapLoading...
AQI 37
Good
4.35μg/m³
PM2.5
11.02μg/m³
PM10
39.60ppb
O3
0.54ppb
SO2
9.94ppb
NO2
0.26ppm
CO
AQI 37
Good
4.54μg/m³
PM2.5
12.91μg/m³
PM10
40.19ppb
O3
0.54ppb
SO2
10.76ppb
NO2
0.26ppm
CO
AQI 37
Good
4.88μg/m³
PM2.5
20.65μg/m³
PM10
40.47ppb
O3
0.54ppb
SO2
10.77ppb
NO2
0.26ppm
CO
AQI 34
Good
4.35μg/m³
PM2.5
14.07μg/m³
PM10
36.92ppb
O3
0.54ppb
SO2
10.09ppb
NO2
0.27ppm
CO
AQI 38
Good
4.75μg/m³
PM2.5
17.38μg/m³
PM10
41.11ppb
O3
0.54ppb
SO2
10.76ppb
NO2
0.26ppm
CO
AQI 38
Good
4.75μg/m³
PM2.5
17.79μg/m³
PM10
40.98ppb
O3
0.54ppb
SO2
10.77ppb
NO2
0.26ppm
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 10:00:00 on 2025-06-05.
In the last 24 hrs, the best air quality in Monument, Colorado was observed at 12:00:00 on 2025-06-06.
The current air quality in Monument, Colorado is 33, categorized as Good based on real-time data.
The most common pollutant in Monument, Colorado is O3.
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 4.243 μg/m3.
The current PM10 concentration at Monument, Colorado is 14.146 μg/m3.
The current carbon monoxide (CO) concentration at Monument, Colorado is 0.262 ppm.
The current sulfur dioxide (SO2) concentration at Monument, Colorado is 0.544 ppb.
The current ozone (O3) concentration at Monument, Colorado is 36.111 ppm.
The current nitrogen dioxide (NO2) concentration at Monument, Colorado is 10.791 ppb.
All Rights Reserved © Ambee Inc. 2025