Stay updated with real-time air quality in Mount Holly, 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)
33
Good
Mount Holly, North Carolina
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
5.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
22.07 μg/m³
0
55
155
255
425
605+
29.26 ppb
0
55
71
86
201
201+
0.83 ppb
0
36
76
186
605
1005+
4.18 ppb
0
54
101
361
1250
2050+
0.17 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Mount Holly, North Carolina
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AQI 22
Good
4.31μg/m³
PM2.5
13.02μg/m³
PM10
16.27ppb
O3
2.00ppb
SO2
4.96ppb
NO2
0.17ppm
CO
AQI 22
Good
4.31μg/m³
PM2.5
22.59μg/m³
PM10
17.76ppb
O3
2.09ppb
SO2
4.91ppb
NO2
0.17ppm
CO
AQI 33
Good
5.77μg/m³
PM2.5
22.17μg/m³
PM10
20.07ppb
O3
1.85ppb
SO2
5.04ppb
NO2
0.16ppm
CO
AQI 27
Good
4.96μg/m³
PM2.5
14.00μg/m³
PM10
15.46ppb
O3
1.84ppb
SO2
5.16ppb
NO2
0.15ppm
CO
AQI 22
Good
3.58μg/m³
PM2.5
14.72μg/m³
PM10
17.60ppb
O3
1.85ppb
SO2
4.69ppb
NO2
0.17ppm
CO
AQI 27
Good
4.80μg/m³
PM2.5
14.11μg/m³
PM10
14.73ppb
O3
1.88ppb
SO2
5.05ppb
NO2
0.16ppm
CO
Air quality measurements for North Carolina, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.
Source: Ambee Data Sources
Air quality data for Mount Holly, North Carolina is updated on an hourly basis.
The worst air quality in Mount Holly, North Carolina was recorded at 06:00:00 on 2025-06-18.
The best air quality in Mount Holly, North Carolina was recorded at 11:00:00 on 2025-06-18.
The real-time air quality index in Mount Holly, North Carolina is 27, currently categorized as Good.
The most common pollutant in Mount Holly, North Carolina is PM2.5.
If the air quality in Mount Holly, North Carolina is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Mount Holly, North Carolina at present are 4.724 μg/m3.
The current PM10 levels in Mount Holly, North Carolina are 22.42 μg/m3.
The current carbon monoxide (CO) level in Mount Holly, North Carolina is 0.17 ppm.
The current sulfur dioxide (SO2) levels in Mount Holly, North Carolina are 2.408 ppb.
The current ozone (O3) levels at Mount Holly, North Carolina is 17.811 ppm.
The current nitrogen dioxide (NO2) levels at Mount Holly, North Carolina is 4.838 ppb.
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