Stay updated with real-time air quality in Salem, Virginia 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)
34
Good
Salem, Virginia
Last updated: ... (Local time)

Good
Fine
Moderate
Poor
Very poor
Hazardous
3.30 μg/m³
0
12.1
35.5
55.5
250.5
500.5+
15.00 μg/m³
0
55
155
255
425
605+
37.29 ppb
0
55
71
86
201
201+
0.52 ppb
0
36
76
186
605
1005+
2.29 ppb
0
54
101
361
1250
2050+
0.13 ppm
0
4.5
9.5
12.5
230.5
50.5+
Pollen Level
Salem, Virginia
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AQI 33
Good
3.48μg/m³
PM2.5
15.28μg/m³
PM10
35.86ppb
O3
0.63ppb
SO2
2.36ppb
NO2
0.12ppm
CO
AQI 31
Good
3.64μg/m³
PM2.5
15.79μg/m³
PM10
34.44ppb
O3
0.68ppb
SO2
2.32ppb
NO2
0.11ppm
CO
AQI 32
Good
3.57μg/m³
PM2.5
15.54μg/m³
PM10
34.89ppb
O3
0.66ppb
SO2
2.34ppb
NO2
0.11ppm
CO
AQI 36
Good
3.65μg/m³
PM2.5
15.45μg/m³
PM10
38.72ppb
O3
0.51ppb
SO2
2.28ppb
NO2
0.16ppm
CO
AQI 37
Good
3.40μg/m³
PM2.5
13.48μg/m³
PM10
39.87ppb
O3
0.48ppb
SO2
1.96ppb
NO2
0.16ppm
CO
AQI 37
Good
4.87μg/m³
PM2.5
18.75μg/m³
PM10
40.42ppb
O3
0.46ppb
SO2
1.94ppb
NO2
0.17ppm
CO
Air quality data and pollutant measurements for Virginia, 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 Salem, Virginia is updated every hour.
The worst air quality in Salem, Virginia in the last 24 hours was observed at 09:00:00 on 2026-10-21.
In the last 24 hrs, the best air quality in Salem, Virginia was observed at 02:00:00 on 2026-10-22.
The current air quality in Salem, Virginia is 34, categorized as Good based on real-time data.
The most common pollutant in Salem, Virginia is O3.
If the air quality in Salem, Virginia is poor, consider staying indoors and wearing a mask to protect yourself.
The current PM2.5 concentration at Salem, Virginia is 3.3 μg/m3.
The current PM10 concentration at Salem, Virginia is 15 μg/m3.
The current carbon monoxide (CO) concentration at Salem, Virginia is 0.125 ppm.
The current sulfur dioxide (SO2) concentration at Salem, Virginia is 0.52 ppb.
The current ozone (O3) concentration at Salem, Virginia is 37.287 ppm.
The current nitrogen dioxide (NO2) concentration at Salem, Virginia is 2.286 ppb.
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