San Bernardino, California
Hourly Air Quality Forecast - AQI (US EPA)
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
26.68 µg/m³
- PM10:
36.05 µg/m³
- O3:
0.039 ppm
- NO2:
4.5 ppb
- SO2:
0.9 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:
30.56 µg/m³
- PM10:
39.72 µg/m³
- O3:
0.038 ppm
- NO2:
4.5 ppb
- SO2:
1 ppb
- CO:
0.28 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:
33.24 µg/m³
- PM10:
42.12 µg/m³
- O3:
0.038 ppm
- NO2:
4.3 ppb
- SO2:
1 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.
Unhealthy air quality for sensitive groups
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
35.8 µg/m³
- PM10:
44.47 µg/m³
- O3:
0.037 ppm
- NO2:
4.4 ppb
- SO2:
1.1 ppb
- CO:
0.30 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:
38.32 µg/m³
- PM10:
47 µg/m³
- O3:
0.036 ppm
- NO2:
4.8 ppb
- SO2:
1.2 ppb
- CO:
0.31 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:
40.32 µg/m³
- PM10:
49.23 µg/m³
- O3:
0.035 ppm
- NO2:
5.4 ppb
- SO2:
1.2 ppb
- CO:
0.32 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:
43.34 µg/m³
- PM10:
52.35 µg/m³
- O3:
0.035 ppm
- NO2:
6.7 ppb
- SO2:
1.3 ppb
- CO:
0.34 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:
45.88 µg/m³
- PM10:
54.29 µg/m³
- O3:
0.037 ppm
- NO2:
7.3 ppb
- SO2:
1.3 ppb
- CO:
0.35 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:
48.1 µg/m³
- PM10:
55.8 µg/m³
- O3:
0.043 ppm
- NO2:
7.5 ppb
- SO2:
1.3 ppb
- CO:
0.36 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:
49.68 µg/m³
- PM10:
56.88 µg/m³
- O3:
0.053 ppm
- NO2:
6.9 ppb
- SO2:
1.3 ppb
- CO:
0.36 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:
50.69 µg/m³
- PM10:
57.59 µg/m³
- O3:
0.063 ppm
- NO2:
5.4 ppb
- SO2:
1.2 ppb
- CO:
0.35 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:
51.14 µg/m³
- PM10:
58.07 µg/m³
- O3:
0.071 ppm
- NO2:
3.5 ppb
- SO2:
1.1 ppb
- CO:
0.33 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:
48.39 µg/m³
- PM10:
55.42 µg/m³
- O3:
0.074 ppm
- NO2:
2 ppb
- SO2:
0.9 ppb
- CO:
0.30 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:
43.62 µg/m³
- PM10:
50.41 µg/m³
- O3:
0.072 ppm
- NO2:
1.4 ppb
- SO2:
0.6 ppb
- CO:
0.27 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:
38.87 µg/m³
- PM10:
45.39 µg/m³
- O3:
0.069 ppm
- NO2:
1.5 ppb
- SO2:
0.5 ppb
- CO:
0.25 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:
35.74 µg/m³
- PM10:
42.23 µg/m³
- O3:
0.065 ppm
- NO2:
2.3 ppb
- SO2:
0.5 ppb
- CO:
0.24 ppm
Health Recommendations:
Members of sensitive groups may experience health effects. The general public is less likely to be affected.
Moderate air quality
Dominant pollutant:
PM2.5
Details
Pollutant Concentrations:
- PM2.5:
33.03 µg/m³
- PM10:
39.68 µg/m³
- O3:
0.061 ppm
- NO2:
2.9 ppb
- SO2:
0.5 ppb
- CO:
0.23 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:
30.43 µg/m³
- PM10:
37.42 µg/m³
- O3:
0.056 ppm
- NO2:
2.6 ppb
- SO2:
0.5 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:
29.82 µg/m³
- PM10:
37.16 µg/m³
- O3:
0.053 ppm
- NO2:
2.2 ppb
- SO2:
0.4 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:
30.64 µg/m³
- PM10:
38.25 µg/m³
- O3:
0.051 ppm
- NO2:
2.2 ppb
- SO2:
0.4 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:
31.66 µg/m³
- PM10:
39.44 µg/m³
- O3:
0.048 ppm
- NO2:
2.4 ppb
- SO2:
0.4 ppb
- CO:
0.23 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:
32.69 µg/m³
- PM10:
40.59 µg/m³
- O3:
0.046 ppm
- NO2:
2.4 ppb
- SO2:
0.4 ppb
- CO:
0.23 ppm
Health Recommendations:
Air quality is acceptable; some pollutants may pose a risk for a small number of unusually sensitive people.
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