Hourly Air Quality Forecast - AQI (US EPA)
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
9.54 µg/m³
- PM10:
10.35 µg/m³
- O3:
0.065 ppm
- NO2:
0.5 ppb
- SO2:
0.4 ppb
- CO:
0.10 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:
8.63 µg/m³
- PM10:
9.39 µg/m³
- O3:
0.064 ppm
- NO2:
0.5 ppb
- SO2:
0.4 ppb
- CO:
0.09 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:
7.76 µg/m³
- PM10:
8.48 µg/m³
- O3:
0.062 ppm
- NO2:
0.6 ppb
- SO2:
0.3 ppb
- CO:
0.09 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:
7.37 µg/m³
- PM10:
8.1 µg/m³
- O3:
0.058 ppm
- NO2:
1.3 ppb
- SO2:
0.3 ppb
- CO:
0.10 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:
7.22 µg/m³
- PM10:
7.98 µg/m³
- O3:
0.051 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:
7.14 µg/m³
- PM10:
7.94 µg/m³
- O3:
0.046 ppm
- NO2:
3.2 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:
7.18 µg/m³
- PM10:
8.03 µg/m³
- O3:
0.042 ppm
- NO2:
3.6 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:
7.55 µg/m³
- PM10:
8.46 µg/m³
- O3:
0.041 ppm
- NO2:
3.7 ppb
- SO2:
0.4 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:
8.06 µg/m³
- PM10:
9.02 µg/m³
- O3:
0.041 ppm
- NO2:
3.7 ppb
- SO2:
0.5 ppb
- CO:
0.13 ppm
Health Recommendations:
Air quality is considered satisfactory, and air pollution poses little or no risk.
Weather Alerts and Warnings for Baltimore
Air Quality Alert
Air Quality Alert issued June 4 at 4:40PM EDT by NWS Baltimore MD/Washington DC
Jun 4, 4:40 PM
→ Jun 6, 12:00 AM
The Maryland Department of the Environment has issued a Code
ORANGE Air Quality Alert Friday for
the Baltimore City Metro and Annapolis region.
A Code Orange Air Quality Alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children, people
suffering from asthma, heart disease or other lung diseases and
the elderly. The effects of air pollution can be minimized by
avoiding strenuous activity or exercise outdoors.
For more information on ground-level ozone
and fine particles visit the web site
mde.maryland.gov/programs/air/AirQualityMonitoring/Pages/index.aspx
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