Washington, District of Columbia
Hourly Air Quality Forecast - AQI (US EPA)
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.02 µg/m³
- PM10:
1.66 µg/m³
- O3:
0.050 ppm
- NO2:
0.6 ppb
- SO2:
0.4 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.02 µg/m³
- PM10:
1.7 µg/m³
- O3:
0.050 ppm
- NO2:
0.7 ppb
- SO2:
0.4 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.05 µg/m³
- PM10:
1.77 µg/m³
- O3:
0.049 ppm
- NO2:
0.8 ppb
- SO2:
0.4 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.19 µg/m³
- PM10:
1.95 µg/m³
- O3:
0.049 ppm
- NO2:
1.1 ppb
- SO2:
0.4 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.33 µg/m³
- PM10:
2.13 µg/m³
- O3:
0.049 ppm
- NO2:
1.5 ppb
- SO2:
0.4 ppb
- CO:
0.14 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.32 µg/m³
- PM10:
2.09 µg/m³
- O3:
0.050 ppm
- NO2:
1.4 ppb
- SO2:
0.5 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.16 µg/m³
- PM10:
1.91 µg/m³
- O3:
0.052 ppm
- NO2:
1.2 ppb
- SO2:
0.5 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.15 µg/m³
- PM10:
1.83 µg/m³
- O3:
0.054 ppm
- NO2:
0.9 ppb
- SO2:
0.5 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.25 µg/m³
- PM10:
1.82 µg/m³
- O3:
0.057 ppm
- NO2:
0.6 ppb
- SO2:
0.4 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.38 µg/m³
- PM10:
1.89 µg/m³
- O3:
0.058 ppm
- NO2:
0.4 ppb
- SO2:
0.3 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.52 µg/m³
- PM10:
2.01 µg/m³
- O3:
0.059 ppm
- NO2:
0.4 ppb
- SO2:
0.3 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.52 µg/m³
- PM10:
1.98 µg/m³
- O3:
0.060 ppm
- NO2:
0.4 ppb
- SO2:
0.2 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.3 µg/m³
- PM10:
1.68 µg/m³
- O3:
0.059 ppm
- NO2:
0.4 ppb
- SO2:
0.2 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.15 µg/m³
- PM10:
1.48 µg/m³
- O3:
0.058 ppm
- NO2:
0.4 ppb
- SO2:
0.2 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.23 µg/m³
- PM10:
1.57 µg/m³
- O3:
0.057 ppm
- NO2:
0.8 ppb
- SO2:
0.2 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.45 µg/m³
- PM10:
1.87 µg/m³
- O3:
0.055 ppm
- NO2:
1.3 ppb
- SO2:
0.3 ppb
- CO:
0.12 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.66 µg/m³
- PM10:
2.19 µg/m³
- O3:
0.052 ppm
- NO2:
1.7 ppb
- SO2:
0.4 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.8 µg/m³
- PM10:
2.42 µg/m³
- O3:
0.051 ppm
- NO2:
1.8 ppb
- SO2:
0.4 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
1.91 µg/m³
- PM10:
2.61 µg/m³
- O3:
0.050 ppm
- NO2:
1.9 ppb
- SO2:
0.5 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
2.02 µg/m³
- PM10:
2.75 µg/m³
- O3:
0.050 ppm
- NO2:
1.9 ppb
- SO2:
0.5 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
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