Stay updated with real-time air quality in Englewood, 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)
37
Good
Englewood, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.23 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
19.19 μg/m³
0
55
155
255
425
605+
39.63 ppb
0
55
71
86
201
201+
0.48 ppb
0
36
76
186
605
1005+
4.68 ppb
0
54
101
361
1250
2050+
0.10 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Englewood, Colorado
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AQI 37
Good
2.17μg/m³
PM2.5
24.45μg/m³
PM10
39.92ppb
O3
0.45ppb
SO2
4.40ppb
NO2
0.10ppm
CO
AQI 37
Good
2.28μg/m³
PM2.5
27.84μg/m³
PM10
39.91ppb
O3
0.46ppb
SO2
4.36ppb
NO2
0.10ppm
CO
AQI 36
Good
2.13μg/m³
PM2.5
15.36μg/m³
PM10
39.07ppb
O3
0.45ppb
SO2
4.02ppb
NO2
0.10ppm
CO
AQI 37
Good
2.19μg/m³
PM2.5
16.77μg/m³
PM10
39.50ppb
O3
0.48ppb
SO2
4.58ppb
NO2
0.10ppm
CO
AQI 37
Good
2.25μg/m³
PM2.5
17.78μg/m³
PM10
40.26ppb
O3
0.46ppb
SO2
4.45ppb
NO2
0.10ppm
CO
AQI 35
Good
2.27μg/m³
PM2.5
11.06μg/m³
PM10
38.43ppb
O3
0.43ppb
SO2
4.66ppb
NO2
0.10ppm
CO
Air quality and pollutant data for Colorado, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.
Source: Ambee Data Sources
The air quality information for Englewood, Colorado is updated every hour for accuracy.
In the past 24 hours, the air quality in Englewood, Colorado was at its worst at 01:00:00 on 2026-03-15.
In the last 24 hours, the best air quality in Englewood, Colorado was observed at 09:00:00 on 2026-03-14.
As of now, the AQI in Englewood, Colorado is 37, indicating Good conditions.
Englewood, Colorado air has the highest levels of O3.
Poor air quality in Englewood, Colorado means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Englewood, Colorado are currently 2.228 μg/m3.
The PM10 concentration in Englewood, Colorado is 19.186 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Englewood, Colorado is 0.1 ppm.
Currently, Englewood, Colorado has a sulfur dioxide (SO2) concentration of 0.478 ppb.
The current ozone (O3) level in Englewood, Colorado at the moment is 39.627 ppm.
Nitrogen dioxide (NO2) level in Englewood, Colorado at the moment is 4.682 ppb.
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