Stay updated with real-time air quality in Monroe, 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)
38
Good
Monroe, North Carolina
Last updated: ... (Local time)
Good
Fine
Moderate
Poor
Very poor
Hazardous
6.73 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
23.73 μg/m³
0
55
155
255
425
605+
30.00 ppb
0
55
71
86
201
201+
8.87 ppb
0
36
76
186
605
1005+
4.75 ppb
0
54
101
361
1250
2050+
0.11 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Monroe, North Carolina
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AQI 33
Good
6.01μg/m³
PM2.5
26.58μg/m³
PM10
21.82ppb
O3
0.92ppb
SO2
5.96ppb
NO2
0.17ppm
CO
AQI 33
Good
6.09μg/m³
PM2.5
27.06μg/m³
PM10
20.68ppb
O3
0.99ppb
SO2
6.70ppb
NO2
0.18ppm
CO
AQI 33
Good
6.43μg/m³
PM2.5
29.08μg/m³
PM10
26.46ppb
O3
0.93ppb
SO2
3.63ppb
NO2
0.15ppm
CO
AQI 38
Good
6.68μg/m³
PM2.5
29.86μg/m³
PM10
24.54ppb
O3
0.97ppb
SO2
5.34ppb
NO2
0.17ppm
CO
AQI 33
Good
6.21μg/m³
PM2.5
27.74μg/m³
PM10
20.20ppb
O3
1.02ppb
SO2
6.96ppb
NO2
0.18ppm
CO
AQI 33
Good
6.40μg/m³
PM2.5
29.01μg/m³
PM10
17.22ppb
O3
1.03ppb
SO2
7.54ppb
NO2
0.19ppm
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 Monroe, North Carolina is updated on an hourly basis.
The worst air quality in Monroe, North Carolina was recorded at 07:00:00 on 2025-07-17.
The best air quality in Monroe, North Carolina was recorded at 04:00:00 on 2025-07-17.
The real-time air quality index in Monroe, North Carolina is 33, currently categorized as Good.
The most common pollutant in Monroe, North Carolina is PM2.5.
If the air quality in Monroe, North Carolina is poor, limit outdoor activities and use a mask to safeguard your health.
The measured PM2.5 levels in Monroe, North Carolina at present are 5.739 μg/m3.
The current PM10 levels in Monroe, North Carolina are 24.858 μg/m3.
The current carbon monoxide (CO) level in Monroe, North Carolina is 0.15 ppm.
The current sulfur dioxide (SO2) levels in Monroe, North Carolina are 0.76 ppb.
The current ozone (O3) levels at Monroe, North Carolina is 25.956 ppm.
The current nitrogen dioxide (NO2) levels at Monroe, North Carolina is 3.651 ppb.
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