Stay updated with real-time air quality in Apex, 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)
49
Good
Apex, North Carolina
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
8.65 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.93 μg/m³
0
55
155
255
425
605+
45.45 ppb
0
55
71
86
201
201+
0.27 ppb
0
36
76
186
605
1005+
9.03 ppb
0
54
101
361
1250
2050+
0.25 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Moderate
Apex, North Carolina
Apex, North Carolina
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AQI 40
Good
3.82μg/m³
PM2.5
14.50μg/m³
PM10
43.06ppb
O3
0.21ppb
SO2
3.31ppb
NO2
0.20ppm
CO
AQI 38
Good
3.86μg/m³
PM2.5
12.48μg/m³
PM10
41.20ppb
O3
0.24ppb
SO2
2.59ppb
NO2
0.19ppm
CO
AQI 40
Good
3.86μg/m³
PM2.5
14.31μg/m³
PM10
43.16ppb
O3
0.21ppb
SO2
3.37ppb
NO2
0.20ppm
CO
AQI 38
Good
3.84μg/m³
PM2.5
14.36μg/m³
PM10
40.59ppb
O3
0.24ppb
SO2
2.53ppb
NO2
0.19ppm
CO
AQI 37
Good
4.76μg/m³
PM2.5
16.05μg/m³
PM10
40.45ppb
O3
0.15ppb
SO2
2.37ppb
NO2
0.20ppm
CO
AQI 37
Good
4.21μg/m³
PM2.5
13.05μg/m³
PM10
40.27ppb
O3
0.18ppb
SO2
2.30ppb
NO2
0.20ppm
CO
Air quality data and pollutant measurements for North Carolina, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.
Source: Ambee Data Sources
The air quality for Apex, North Carolina is updated every hour.
The worst air quality in Apex, North Carolina in the last 24 hours was observed at 09:00:00 on 2025-10-18.
In the last 24 hrs, the best air quality in Apex, North Carolina was observed at 08:00:00 on 2025-10-19.
The current air quality in Apex, North Carolina is 39, categorized as Good based on real-time data.
The most common pollutant in Apex, North Carolina is O3.
If the air quality in Apex, North Carolina is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Apex, North Carolina is 3.969 μg/m3.
The current PM10 concentration at Apex, North Carolina is 13.671 μg/m3.
The current carbon monoxide (CO) concentration at Apex, North Carolina is 0.196 ppm.
The current sulfur dioxide (SO2) concentration at Apex, North Carolina is 0.216 ppb.
The current ozone (O3) concentration at Apex, North Carolina is 42.41 ppm.
The current nitrogen dioxide (NO2) concentration at Apex, North Carolina is 2.698 ppb.
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