Stay updated with real-time air quality in Erie, 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)
27
Good
Erie, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
24.23 μg/m³
0
55
155
255
425
605+
23.40 ppb
0
55
71
86
201
201+
0.56 ppb
0
36
76
186
605
1005+
11.45 ppb
0
54
101
361
1250
2050+
0.19 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Erie, Colorado
Erie, Colorado
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AQI 22
Good
3.85μg/m³
PM2.5
16.17μg/m³
PM10
23.70ppb
O3
0.48ppb
SO2
9.77ppb
NO2
0.18ppm
CO
AQI 19
Good
3.49μg/m³
PM2.5
13.53μg/m³
PM10
20.31ppb
O3
0.50ppb
SO2
9.43ppb
NO2
0.17ppm
CO
AQI 24
Good
3.52μg/m³
PM2.5
15.08μg/m³
PM10
25.84ppb
O3
0.52ppb
SO2
9.44ppb
NO2
0.18ppm
CO
AQI 34
Good
5.94μg/m³
PM2.5
37.06μg/m³
PM10
22.37ppb
O3
0.49ppb
SO2
11.18ppb
NO2
0.17ppm
CO
AQI 34
Good
5.94μg/m³
PM2.5
37.06μg/m³
PM10
22.37ppb
O3
0.49ppb
SO2
11.18ppb
NO2
0.17ppm
CO
AQI 27
Good
4.70μg/m³
PM2.5
20.99μg/m³
PM10
25.60ppb
O3
0.51ppb
SO2
10.99ppb
NO2
0.17ppm
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 Erie, Colorado is updated every hour for accuracy.
In the past 24 hours, the air quality in Erie, Colorado was at its worst at 01:00:00 on 2026-09-07.
In the last 24 hours, the best air quality in Erie, Colorado was observed at 12:00:00 on 2026-09-06.
As of now, the AQI in Erie, Colorado is 27, indicating Good conditions.
Erie, Colorado air has the highest levels of PM2.5.
Poor air quality in Erie, Colorado means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Erie, Colorado are currently 5.434 μg/m3.
The PM10 concentration in Erie, Colorado is 24.229 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Erie, Colorado is 0.193 ppm.
Currently, Erie, Colorado has a sulfur dioxide (SO2) concentration of 0.556 ppb.
The current ozone (O3) level in Erie, Colorado at the moment is 23.397 ppm.
Nitrogen dioxide (NO2) level in Erie, Colorado at the moment is 11.451 ppb.
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