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
6.31 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
14.32 μg/m³
0
55
155
255
425
605+
32.06 ppb
0
55
71
86
201
201+
1.44 ppb
0
36
76
186
605
1005+
1.94 ppb
0
54
101
361
1250
2050+
0.12 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Mount Holly, North Carolina
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AQI 38
Good
7.34μg/m³
PM2.5
31.78μg/m³
PM10
16.39ppb
O3
7.53ppb
SO2
5.42ppb
NO2
0.20ppm
CO
AQI 38
Good
7.36μg/m³
PM2.5
29.87μg/m³
PM10
10.58ppb
O3
7.71ppb
SO2
5.32ppb
NO2
0.20ppm
CO
AQI 49
Good
9.06μg/m³
PM2.5
34.08μg/m³
PM10
25.45ppb
O3
7.28ppb
SO2
5.62ppb
NO2
0.20ppm
CO
AQI 38
Good
7.23μg/m³
PM2.5
16.23μg/m³
PM10
12.29ppb
O3
7.59ppb
SO2
5.60ppb
NO2
0.20ppm
CO
AQI 27
Good
5.28μg/m³
PM2.5
21.09μg/m³
PM10
24.82ppb
O3
6.99ppb
SO2
5.39ppb
NO2
0.20ppm
CO
AQI 44
Good
8.17μg/m³
PM2.5
16.25μg/m³
PM10
14.01ppb
O3
7.73ppb
SO2
5.51ppb
NO2
0.20ppm
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 09:00:00 on 2025-07-20.
The best air quality in Mount Holly, North Carolina was recorded at 11:00:00 on 2025-07-19.
The real-time air quality index in Mount Holly, North Carolina is 44, 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 7.554 μg/m3.
The current PM10 levels in Mount Holly, North Carolina are 33.36 μg/m3.
The current carbon monoxide (CO) level in Mount Holly, North Carolina is 0.197 ppm.
The current sulfur dioxide (SO2) levels in Mount Holly, North Carolina are 7.559 ppb.
The current ozone (O3) levels at Mount Holly, North Carolina is 15.561 ppm.
The current nitrogen dioxide (NO2) levels at Mount Holly, North Carolina is 5.504 ppb.
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