Somerville, Massachusetts
Hourly Air Quality Forecast - AQI (US EPA)
Good air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
6.33 µg/m³
- PM10:
7.24 µg/m³
- O3:
0.046 ppm
- NO2:
1 ppb
- SO2:
0.2 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:
6.62 µg/m³
- PM10:
7.47 µg/m³
- O3:
0.046 ppm
- NO2:
0.9 ppb
- SO2:
0.2 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:
6.77 µg/m³
- PM10:
7.55 µg/m³
- O3:
0.045 ppm
- NO2:
0.9 ppb
- SO2:
0.2 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:
6.8 µg/m³
- PM10:
7.56 µg/m³
- O3:
0.044 ppm
- NO2:
1 ppb
- SO2:
0.2 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:
6.5 µg/m³
- PM10:
7.25 µg/m³
- O3:
0.043 ppm
- NO2:
1.1 ppb
- SO2:
0.2 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:
5.84 µg/m³
- PM10:
6.57 µg/m³
- O3:
0.042 ppm
- NO2:
1.2 ppb
- SO2:
0.2 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:
4.94 µg/m³
- PM10:
5.66 µg/m³
- O3:
0.040 ppm
- NO2:
1.3 ppb
- SO2:
0.2 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:
4.18 µg/m³
- PM10:
5.11 µg/m³
- O3:
0.040 ppm
- NO2:
1.4 ppb
- SO2:
0.2 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:
3.46 µg/m³
- PM10:
4.86 µg/m³
- O3:
0.039 ppm
- NO2:
1.3 ppb
- SO2:
0.2 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:
2.87 µg/m³
- PM10:
4.72 µg/m³
- O3:
0.040 ppm
- NO2:
1.2 ppb
- SO2:
0.2 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:
2.6 µg/m³
- PM10:
4.56 µg/m³
- O3:
0.040 ppm
- NO2:
1 ppb
- SO2:
0.2 ppb
- CO:
0.10 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:
2.42 µg/m³
- PM10:
4.19 µg/m³
- O3:
0.040 ppm
- NO2:
1 ppb
- SO2:
0.2 ppb
- CO:
0.10 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
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