Washington, District of Columbia
Hourly Air Quality Forecast - AQI (US EPA)
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
7.53 µg/m³
- PM10:
9.63 µg/m³
- O3:
0.050 ppm
- NO2:
1.2 ppb
- SO2:
0.4 ppb
- CO:
0.11 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:
7.55 µg/m³
- PM10:
9.43 µg/m³
- O3:
0.056 ppm
- NO2:
0.8 ppb
- SO2:
0.4 ppb
- CO:
0.11 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:
7.73 µg/m³
- PM10:
9.51 µg/m³
- O3:
0.057 ppm
- NO2:
0.7 ppb
- SO2:
0.4 ppb
- CO:
0.11 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:
7.83 µg/m³
- PM10:
9.57 µg/m³
- O3:
0.058 ppm
- NO2:
0.7 ppb
- SO2:
0.4 ppb
- CO:
0.11 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:
7.73 µg/m³
- PM10:
9.46 µg/m³
- O3:
0.057 ppm
- NO2:
0.9 ppb
- SO2:
0.4 ppb
- CO:
0.11 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:
7.59 µg/m³
- PM10:
9.37 µg/m³
- O3:
0.056 ppm
- NO2:
1.1 ppb
- SO2:
0.4 ppb
- CO:
0.11 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:
7.52 µg/m³
- PM10:
9.4 µg/m³
- O3:
0.052 ppm
- NO2:
1.6 ppb
- SO2:
0.4 ppb
- CO:
0.11 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:
7.35 µg/m³
- PM10:
9.38 µg/m³
- O3:
0.046 ppm
- NO2:
2.1 ppb
- SO2:
0.3 ppb
- CO:
0.12 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:
6.95 µg/m³
- PM10:
9.23 µg/m³
- O3:
0.042 ppm
- NO2:
2.3 ppb
- SO2:
0.3 ppb
- CO:
0.12 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:
6.34 µg/m³
- PM10:
8.92 µg/m³
- O3:
0.038 ppm
- NO2:
2.2 ppb
- SO2:
0.3 ppb
- CO:
0.11 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:
5.81 µg/m³
- PM10:
8.7 µg/m³
- O3:
0.036 ppm
- NO2:
2.1 ppb
- SO2:
0.3 ppb
- CO:
0.11 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:
5.39 µg/m³
- PM10:
8.54 µg/m³
- O3:
0.034 ppm
- NO2:
2.1 ppb
- SO2:
0.3 ppb
- CO:
0.11 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
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