Stay updated with real-time air quality in Sterling, 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)
56
Moderate
Sterling, Colorado
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
11.52 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
50.99 μg/m³
0
55
155
255
425
605+
24.96 ppb
0
55
71
86
201
201+
0.18 ppb
0
36
76
186
605
1005+
5.71 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Sterling, Colorado
Sterling, Colorado
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AQI 52
Moderate
9.70μg/m³
PM2.5
43.22μg/m³
PM10
29.66ppb
O3
0.14ppb
SO2
4.24ppb
NO2
0.20ppm
CO
AQI 73
Moderate
21.37μg/m³
PM2.5
90.17μg/m³
PM10
14.90ppb
O3
0.28ppb
SO2
8.84ppb
NO2
0.21ppm
CO
AQI 73
Moderate
21.21μg/m³
PM2.5
92.75μg/m³
PM10
14.28ppb
O3
0.28ppb
SO2
8.84ppb
NO2
0.22ppm
CO
AQI 73
Moderate
21.01μg/m³
PM2.5
65.02μg/m³
PM10
12.07ppb
O3
0.29ppb
SO2
8.77ppb
NO2
0.23ppm
CO
AQI 33
Good
5.70μg/m³
PM2.5
25.00μg/m³
PM10
22.20ppb
O3
0.58ppb
SO2
7.88ppb
NO2
0.26ppm
CO
AQI 73
Moderate
20.89μg/m³
PM2.5
56.59μg/m³
PM10
11.08ppb
O3
0.29ppb
SO2
8.75ppb
NO2
0.23ppm
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 Sterling, Colorado is updated every hour.
The worst air quality in Sterling, Colorado in the last 24 hours was observed at 11:00:00 on 2025-09-04.
In the last 24 hrs, the best air quality in Sterling, Colorado was observed at 02:00:00 on 2025-09-04.
The current air quality in Sterling, Colorado is 54, categorized as Moderate based on real-time data.
The most common pollutant in Sterling, Colorado is PM2.5.
If the air quality in Sterling, Colorado is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Sterling, Colorado is 10.722 μg/m3.
The current PM10 concentration at Sterling, Colorado is 48 μg/m3.
The current carbon monoxide (CO) concentration at Sterling, Colorado is 0.175 ppm.
The current sulfur dioxide (SO2) concentration at Sterling, Colorado is 0.197 ppb.
The current ozone (O3) concentration at Sterling, Colorado is 35.962 ppm.
The current nitrogen dioxide (NO2) concentration at Sterling, Colorado is 1.09 ppb.
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