Springfield, Massachusetts
Hourly Air Quality Forecast - AQI (US EPA)
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
12.12 µg/m³
- PM10:
15.11 µg/m³
- O3:
0.029 ppm
- NO2:
14.5 ppb
- SO2:
1.3 ppb
- CO:
0.25 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
10.33 µg/m³
- PM10:
12.95 µg/m³
- O3:
0.030 ppm
- NO2:
12.8 ppb
- SO2:
1.3 ppb
- CO:
0.24 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
9.52 µg/m³
- PM10:
12.03 µg/m³
- O3:
0.031 ppm
- NO2:
12.5 ppb
- SO2:
1.5 ppb
- CO:
0.23 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
10.04 µg/m³
- PM10:
13.06 µg/m³
- O3:
0.030 ppm
- NO2:
14.8 ppb
- SO2:
1.9 ppb
- CO:
0.25 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Good air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
11.31 µg/m³
- PM10:
15.22 µg/m³
- O3:
0.028 ppm
- NO2:
17.3 ppb
- SO2:
2.1 ppb
- CO:
0.28 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
12.38 µg/m³
- PM10:
16.78 µg/m³
- O3:
0.031 ppm
- NO2:
15.1 ppb
- SO2:
2.3 ppb
- CO:
0.30 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:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
12.99 µg/m³
- PM10:
17 µg/m³
- O3:
0.036 ppm
- NO2:
11.6 ppb
- SO2:
2.3 ppb
- CO:
0.29 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:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
11.32 µg/m³
- PM10:
13.94 µg/m³
- O3:
0.044 ppm
- NO2:
7.2 ppb
- SO2:
1.8 ppb
- CO:
0.24 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
12.48 µg/m³
- PM10:
14.65 µg/m³
- O3:
0.050 ppm
- NO2:
5.6 ppb
- SO2:
1.5 ppb
- CO:
0.22 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:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
13.83 µg/m³
- PM10:
15.84 µg/m³
- O3:
0.055 ppm
- NO2:
4.9 ppb
- SO2:
1.4 ppb
- CO:
0.22 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:
16.3 µg/m³
- PM10:
18.53 µg/m³
- O3:
0.059 ppm
- NO2:
5.6 ppb
- SO2:
1.4 ppb
- CO:
0.22 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:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
21.36 µg/m³
- PM10:
24.28 µg/m³
- O3:
0.060 ppm
- NO2:
8 ppb
- SO2:
1.5 ppb
- CO:
0.24 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:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
26.99 µg/m³
- PM10:
30.73 µg/m³
- O3:
0.057 ppm
- NO2:
12.2 ppb
- SO2:
1.7 ppb
- CO:
0.26 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:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
34.21 µg/m³
- PM10:
39.29 µg/m³
- O3:
0.048 ppm
- NO2:
21.2 ppb
- SO2:
1.5 ppb
- CO:
0.32 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
Unhealthy air quality for sensitive groups
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
43.72 µg/m³
- PM10:
51 µg/m³
- O3:
0.032 ppm
- NO2:
35.3 ppb
- SO2:
1.6 ppb
- CO:
0.42 ppm
Health Recommendations:
Members of sensitive groups may experience health effects. The general public is less likely to be affected.
Unhealthy air quality for sensitive groups
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
55.2 µg/m³
- PM10:
65.57 µg/m³
- O3:
0.019 ppm
- NO2:
49.3 ppb
- SO2:
1.8 ppb
- CO:
0.53 ppm
Health Recommendations:
Members of sensitive groups may experience health effects. The general public is less likely to be affected.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
65.68 µg/m³
- PM10:
79.05 µg/m³
- O3:
0.009 ppm
- NO2:
61.3 ppb
- SO2:
2 ppb
- CO:
0.63 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
75.03 µg/m³
- PM10:
91.23 µg/m³
- O3:
0.004 ppm
- NO2:
68.9 ppb
- SO2:
2.2 ppb
- CO:
0.72 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
82.91 µg/m³
- PM10:
101.9 µg/m³
- O3:
0.005 ppm
- NO2:
70.6 ppb
- SO2:
2.5 ppb
- CO:
0.83 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
Unhealthy air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
84.47 µg/m³
- PM10:
104.18 µg/m³
- O3:
0.007 ppm
- NO2:
66.3 ppb
- SO2:
2.5 ppb
- CO:
0.89 ppm
Health Recommendations:
Everyone may begin to experience health effects; sensitive groups may experience more serious effects.
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