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)
56
Moderate
Cornelius, North Carolina
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
12.43 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
39.83 μg/m³
0
55
155
255
425
605+
25.93 ppb
0
55
71
86
201
201+
0.76 ppb
0
36
76
186
605
1005+
23.00 ppb
0
54
101
361
1250
2050+
0.30 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Low
Cornelius, North Carolina
Cornelius, North Carolina
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AQI 44
Good
7.95μg/m³
PM2.5
30.43μg/m³
PM10
29.93ppb
O3
1.34ppb
SO2
17.52ppb
NO2
0.27ppm
CO
AQI 49
Good
8.87μg/m³
PM2.5
41.08μg/m³
PM10
28.29ppb
O3
0.19ppb
SO2
17.64ppb
NO2
0.27ppm
CO
AQI 33
Good
6.16μg/m³
PM2.5
22.24μg/m³
PM10
29.88ppb
O3
1.35ppb
SO2
18.62ppb
NO2
0.27ppm
CO
AQI 52
Moderate
9.52μg/m³
PM2.5
39.02μg/m³
PM10
28.18ppb
O3
1.38ppb
SO2
16.34ppb
NO2
0.27ppm
CO
AQI 44
Good
8.02μg/m³
PM2.5
30.50μg/m³
PM10
28.68ppb
O3
0.21ppb
SO2
19.10ppb
NO2
0.28ppm
CO
AQI 38
Good
7.36μg/m³
PM2.5
25.00μg/m³
PM10
30.19ppb
O3
0.20ppb
SO2
17.45ppb
NO2
0.25ppm
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 2026-01-22.
In the last 24 hours, the best air quality in Cornelius, North Carolina was observed at 11:00:00 on 2026-01-22.
As of now, the AQI in Cornelius, North Carolina is 44, indicating Good conditions.
Cornelius, North Carolina air has the highest levels of PM2.5.
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 7.913 μg/m3.
The PM10 concentration in Cornelius, North Carolina is 33.891 μg/m3 at the moment.
The current carbon monoxide (CO) concentration in Cornelius, North Carolina is 0.265 ppm.
Currently, Cornelius, North Carolina has a sulfur dioxide (SO2) concentration of 0.178 ppb.
The current ozone (O3) level in Cornelius, North Carolina at the moment is 32.145 ppm.
Nitrogen dioxide (NO2) level in Cornelius, North Carolina at the moment is 17.908 ppb.
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