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)
31
Good
Erie, Colorado
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
5.21 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.57 μg/m³
0
55
155
255
425
605+
27.50 ppb
0
55
71
86
201
201+
0.63 ppb
0
36
76
186
605
1005+
33.45 ppb
0
54
101
361
1250
2050+
0.37 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Erie, Colorado
Erie, Colorado
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AQI 33
Good
5.75μg/m³
PM2.5
25.17μg/m³
PM10
32.26ppb
O3
0.65ppb
SO2
31.95ppb
NO2
0.38ppm
CO
AQI 33
Good
5.65μg/m³
PM2.5
23.58μg/m³
PM10
31.97ppb
O3
0.66ppb
SO2
32.69ppb
NO2
0.36ppm
CO
AQI 33
Good
5.54μg/m³
PM2.5
24.01μg/m³
PM10
35.03ppb
O3
0.65ppb
SO2
33.18ppb
NO2
0.39ppm
CO
AQI 30
Good
5.02μg/m³
PM2.5
26.82μg/m³
PM10
24.38ppb
O3
0.69ppb
SO2
32.05ppb
NO2
0.34ppm
CO
AQI 30
Good
5.02μg/m³
PM2.5
26.82μg/m³
PM10
24.38ppb
O3
0.69ppb
SO2
32.05ppb
NO2
0.34ppm
CO
AQI 38
Good
7.10μg/m³
PM2.5
31.99μg/m³
PM10
30.17ppb
O3
0.67ppb
SO2
31.03ppb
NO2
0.33ppm
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 2026-01-22.
In the last 24 hours, the best air quality in Erie, Colorado was observed at 01:00:00 on 2026-01-22.
As of now, the AQI in Erie, Colorado is 31, indicating Good conditions.
Erie, Colorado air has the highest levels of NO2.
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 5.215 μg/m3.
The PM10 concentration in Erie, Colorado is 18.575 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Erie, Colorado is 0.374 ppm.
Currently, Erie, Colorado has a sulfur dioxide (SO2) concentration of 0.629 ppb.
The current ozone (O3) level in Erie, Colorado at the moment is 27.496 ppm.
Nitrogen dioxide (NO2) level in Erie, Colorado at the moment is 33.452 ppb.
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