SO2 in Winston-Salem, NC
Real-time Sulfur Dioxide monitoring and health recommendations
Current SO2 Levels
Overall AQI
About Sulfur Dioxide
A gas from burning fossil fuels, can affect breathing.
Measured in ppb
Health Impact
Air quality is considered satisfactory, and air pollution poses little or no risk.
Sources of SO2
• Fossil fuel combustion at power plants
• Industrial facilities and refineries
• Metal processing operations
• Volcanic eruptions (natural source)
Other Pollutants
Full Air Quality Report
View all pollutants and comprehensive air quality data for Winston-Salem.
View Full ReportFilter Combustion Gases in Winston-Salem
The dominant pollutant in Winston-Salem is a combustion gas (SO2), AQI 41. Particle (HEPA) filtration alone won't capture gases — you want a purifier with a real activated-carbon stage, which adsorbs nitrogen dioxide, sulfur dioxide and traffic/industrial fumes that seep indoors.
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Filter Combustion Gases in Winston-Salem
The dominant pollutant in Winston-Salem is a combustion gas (SO2), AQI 41. Particle (HEPA) filtration alone won't capture gases — you want a purifier with a real activated-carbon stage, which adsorbs nitrogen dioxide, sulfur dioxide and traffic/industrial fumes that seep indoors.
Compare activated-carbon purifiers (for gases):
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