Hourly Air Quality Forecast - AQI (US EPA)
Moderate air quality
Dominant pollutant:
O3
Details
Pollutant Concentrations:
- PM2.5:
9.4 µg/m³
- PM10:
11.07 µg/m³
- O3:
0.056 ppm
- NO2:
2 ppb
- SO2:
0.5 ppb
- CO:
0.12 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:
9.59 µg/m³
- PM10:
11.29 µg/m³
- O3:
0.054 ppm
- NO2:
1.9 ppb
- SO2:
0.6 ppb
- CO:
0.13 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:
9.81 µg/m³
- PM10:
11.49 µg/m³
- O3:
0.054 ppm
- NO2:
1.9 ppb
- SO2:
0.7 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 Durham
Air Quality Alert
Air Quality Alert issued June 5 at 3:43PM EDT by NWS Raleigh NC
Jun 5, 3:43 PM
→ Jun 6, 12:00 AM
The North Carolina Department of Environmental Quality in Raleigh NC
has issued a Code Orange Air Quality Action Day for Ground Level
Ozone, which remains in effect until 8 PM EDT this evening.
An Air Quality Action Day means that Ground Level Ozone
concentrations within the region may approach or exceed unhealthy
standards. For additional information, please visit the North
Carolina Division of Air Quality Web site at
https://airquality.climate.ncsu.edu
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