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)
38
Good
Erie, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
2.77 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
28.26 μg/m³
0
55
155
255
425
605+
41.05 ppb
0
55
71
86
201
201+
0.46 ppb
0
36
76
186
605
1005+
9.88 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Erie, Colorado
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AQI 37
Good
2.15μg/m³
PM2.5
17.21μg/m³
PM10
40.27ppb
O3
0.46ppb
SO2
8.16ppb
NO2
0.17ppm
CO
AQI 38
Good
2.20μg/m³
PM2.5
17.84μg/m³
PM10
41.10ppb
O3
0.47ppb
SO2
8.44ppb
NO2
0.17ppm
CO
AQI 38
Good
2.11μg/m³
PM2.5
16.21μg/m³
PM10
41.07ppb
O3
0.47ppb
SO2
9.07ppb
NO2
0.17ppm
CO
AQI 34
Good
2.37μg/m³
PM2.5
14.55μg/m³
PM10
36.91ppb
O3
0.47ppb
SO2
4.65ppb
NO2
0.16ppm
CO
AQI 34
Good
2.37μg/m³
PM2.5
14.55μg/m³
PM10
36.91ppb
O3
0.47ppb
SO2
4.65ppb
NO2
0.16ppm
CO
AQI 38
Good
1.90μg/m³
PM2.5
8.01μg/m³
PM10
40.93ppb
O3
0.49ppb
SO2
6.00ppb
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 11:00:00 on 2026-03-08.
In the last 24 hours, the best air quality in Erie, Colorado was observed at 02:00:00 on 2026-03-09.
As of now, the AQI in Erie, Colorado is 38, indicating Good conditions.
Erie, Colorado air has the highest levels of O3.
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 2.773 μg/m3.
The PM10 concentration in Erie, Colorado is 28.262 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Erie, Colorado is 0.171 ppm.
Currently, Erie, Colorado has a sulfur dioxide (SO2) concentration of 0.464 ppb.
The current ozone (O3) level in Erie, Colorado at the moment is 41.054 ppm.
Nitrogen dioxide (NO2) level in Erie, Colorado at the moment is 9.878 ppb.
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