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Current Hourly Averages

Near Real-Time Air Quality Report for selected stations around Virginia.

Processed on Wednesday, April 26, 2017 01:40:41 EDT. Contents are updated once an hour.

Monitoring Site Temperature
°F
Humidity
% RH
Pressure
mbar
Solar Radiation
ly/min
Carbon Monoxide
(CO)
ppm
Sulfur Dioxide
(SO2)
ppb
Nitrogen Dioxide
(NO2)
ppb
Ozone
(O3)
ppb
Particulate Matter
(PM-2.5 Accept)
µg/m³ LC
Southwest Region
      Rural Retreat               24  
Valley Region
      Albemarle High School               14  
      Frederick Co. Public School Maint. Dept.               14 1.3
      Harrisonburg VDOT           0.0 11.6 11  
      Natural Bridge Station               6  
Blue Ridge Region
      Herman L. Horn Elementary School         0.4 -0.1 8.1 14 2.2
Piedmont Region
      Beach Road VDOT               20  
      Bryan Park         0.0   2.7    
      Charles City County           -0.2 2.3 20  
      Hanover               20  
      MSIC (MathScience Innovation Center) 59.5   1000.2   0.2 0.0 4.7 19 2.8
Tidewater Region
      NASA Langley Research Center         0.2 0.3 1.1 27  
      NOAA Storage Facility         0.2 0.2 3.6    
      Tidewater Community College               31  
      VA Tech Agricultural Research Center               30  
Northern Region
      Ashburn - Broad Run High School             4.4 20  
      Aurora Hills Visitor Center         0.2   7.3 17  
      Fredericksburg Geomagnetic Observatory               21  
      Lee District Park - Fairfax County           -0.1   19 1.3
      Long Park - Haymarket             3.4 23  
      Shenandoah National Park - Big Meadows               25 1.2
      Springfield Near Road Site         0.4   9.6    
      Sumerduck - C. Phelps Wildlife Mgmt Area               15  
      Widewater Elem. School - Widewater               21  
Monitoring Site Temperature
°F
Humidity
% RH
Pressure
mbar
Solar Radiation
ly/min
Carbon Monoxide
(CO)
ppm
Sulfur Dioxide
(SO2)
ppb
Nitrogen Dioxide
(NO2)
ppb
Ozone
(O3)
ppb
Particulate Matter
(PM-2.5 Accept)
µg/m³ LC
Note:
    N/A indicates data is not available.
    A blank space indicates the parameter is not measured at that monitoring site.

PLEASE NOTE: This data has not been verified by the Virginia DEQ and may change. This is the most current data, but it is not official until it has been certified by our technical staff. Data is collected from Virginia DEQ ambient monitoring sites and may include data collected by other outside agencies. This data is updated hourly. All times shown are in local standard time unless otherwise indicated.