Stay updated with real-time air quality in Cornelius, North Carolina 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)
46
Good
Cornelius, North Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
4.54 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
18.87 μg/m³
0
55
155
255
425
605+
50.13 ppb
0
55
71
86
201
201+
0.26 ppb
0
36
76
186
605
1005+
1.82 ppb
0
54
101
361
1250
2050+
0.20 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
High
Cornelius, North Carolina
Cornelius, North Carolina
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AQI 44
Good
5.05μg/m³
PM2.5
20.67μg/m³
PM10
48.46ppb
O3
0.26ppb
SO2
2.15ppb
NO2
0.20ppm
CO
AQI 45
Good
4.87μg/m³
PM2.5
13.43μg/m³
PM10
49.33ppb
O3
0.25ppb
SO2
2.23ppb
NO2
0.20ppm
CO
AQI 45
Good
5.13μg/m³
PM2.5
20.57μg/m³
PM10
49.39ppb
O3
0.27ppb
SO2
2.15ppb
NO2
0.20ppm
CO
AQI 44
Good
5.09μg/m³
PM2.5
20.70μg/m³
PM10
47.74ppb
O3
0.27ppb
SO2
2.07ppb
NO2
0.20ppm
CO
AQI 45
Good
5.09μg/m³
PM2.5
20.75μg/m³
PM10
48.87ppb
O3
0.31ppb
SO2
1.80ppb
NO2
0.20ppm
CO
AQI 44
Good
4.92μg/m³
PM2.5
24.81μg/m³
PM10
47.67ppb
O3
0.25ppb
SO2
2.50ppb
NO2
0.20ppm
CO
Air quality and pollutant data for North Carolina, 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 Cornelius, North Carolina is updated every hour for accuracy.
In the past 24 hours, the air quality in Cornelius, North Carolina was at its worst at 04:00:00 on 2026-10-22.
In the last 24 hours, the best air quality in Cornelius, North Carolina was observed at 11:00:00 on 2026-10-22.
As of now, the AQI in Cornelius, North Carolina is 46, indicating Good conditions.
Cornelius, North Carolina air has the highest levels of O3.
Poor air quality in Cornelius, North Carolina means it's advisable to stay indoors and wear a mask for your protection.
PM2.5 levels in Cornelius, North Carolina are currently 4.545 μg/m3.
The PM10 concentration in Cornelius, North Carolina is 18.869 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cornelius, North Carolina is 0.195 ppm.
Currently, Cornelius, North Carolina has a sulfur dioxide (SO2) concentration of 0.257 ppb.
The current ozone (O3) level in Cornelius, North Carolina at the moment is 50.125 ppm.
Nitrogen dioxide (NO2) level in Cornelius, North Carolina at the moment is 1.82 ppb.
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