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Long Park - Haymarket, Northern Virginia Air Pollution: Real-time Air Quality Index (AQI)

Long Park - Haymarket, Northern Virginia
Ashburn - Broad Run High School, Northern Virginia
Sumerduck - C. Phelps Wildlife Mgmt Area, Northern Virginia
Widewater Elem. School - Widewater, Fredericksburg
Lee District Park - Fairfax County, Northern Virginia
Aurora Hills Visitor Center, Northern Virginia
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Long Park - Haymarket, Northern Virginia AQI: Long Park - Haymarket, Northern Virginia Real-time Air Quality Index (AQI).
14
Good
Updated on Thursday 3:00
Primary pollutant: o3
currentpast 2 daysminmax
PM2.5 AQI
6Long Park - Haymarket, Northern Virginia, USA PM25 (fine particulate matter) measured by : • Air Quality in Virginia • Air Now - US EPA. Values are converted to the US EPA AQI standard.461
PM10 AQI
3Long Park - Haymarket, Northern Virginia, USA PM10 (respirable particulate matter) measured by : • Air Quality in Virginia • Air Now - US EPA. Values are converted to the US EPA AQI standard.237
O3 AQI
14Long Park - Haymarket, Northern Virginia, USA O3 (ozone) measured by : • Air Quality in Virginia • Air Now - US EPA. Values are converted to the US EPA AQI standard.116
NO2 AQI
0Long Park - Haymarket, Northern Virginia, USA NO2 (nitrogen dioxide) measured by : • Air Quality in Virginia • Air Now - US EPA. Values are converted to the US EPA AQI standard.09
SO2 AQI
0Long Park - Haymarket, Northern Virginia, USA SO2 (sulfur dioxide) measured by : • Air Quality in Virginia • Air Now - US EPA. Values are converted to the US EPA AQI standard.01
CO AQI
0Long Park - Haymarket, Northern Virginia, USA CO (carbon monoxide) measured by : • Air Quality in Virginia • Air Now - US EPA. Values are converted to the US EPA AQI standard.00
Temp.
6Long Park - Haymarket, Northern Virginia, USA t (temp.) measured by Citizen Weather Observer Program (CWOP/APRS).617
Pressure
1008Long Park - Haymarket, Northern Virginia, USA p (pressure:) measured by Citizen Weather Observer Program (CWOP/APRS).10041017
Humidity
65Long Park - Haymarket, Northern Virginia, USA h (humidity) measured by Citizen Weather Observer Program (CWOP/APRS).165
Wind
1Long Park - Haymarket, Northern Virginia, USA w (wind) measured by Citizen Weather Observer Program (CWOP/APRS).010

Air Quality Data provided by: the Air Quality in Virginia (deq.virginia.gov) and Air Now - US EPA (airnow.gov)

Note that the measurements for PM2.5 (fine particulate matter) and PM10 (respirable particulate matter) are taken from the station: Ashburn - Broad Run High School, Northern Virginia and the measurements for SO2 (sulfur dioxide) and CO (carbon monoxide) are taken from the station: Lee District Park - Fairfax County, Northern Virginia
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About the Air Quality and Pollution Measurement:

About the Air Quality Levels

AQIAir Pollution LevelHealth ImplicationsCautionary Statement (for PM2.5)
0 - 50GoodAir quality is considered satisfactory, and air pollution poses little or no riskNone
51 -100ModerateAir quality is acceptable; however, for some pollutants there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
101-150Unhealthy for Sensitive GroupsMembers of sensitive groups may experience health effects. The general public is not likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should limit prolonged outdoor exertion.
151-200UnhealthyEveryone may begin to experience health effects; members of sensitive groups may experience more serious health effectsActive children and adults, and people with respiratory disease, such as asthma, should avoid prolonged outdoor exertion; everyone else, especially children, should limit prolonged outdoor exertion
201-300Very UnhealthyHealth warnings of emergency conditions. The entire population is more likely to be affected.Active children and adults, and people with respiratory disease, such as asthma, should avoid all outdoor exertion; everyone else, especially children, should limit outdoor exertion.
300+HazardousHealth alert: everyone may experience more serious health effectsEveryone should avoid all outdoor exertion

To know more about Air Quality and Pollution, check the wikipedia Air Quality topic or the airnow guide to Air Quality and Your Health.

For very useful health advices of Beijing Doctor Richard Saint Cyr MD, check www.myhealthbeijing.com blog.


Usage Notice: All the Air Quality data are unvalidated at the time of publication, and due to quality assurance these data may be amended, without notice, at any time. The World Air Quality Index project has exercised all reasonable skill and care in compiling the contents of this information and under no circumstances will the World Air Quality Index project team or its agents be liable in contract, tort or otherwise for any loss, injury or damage arising directly or indirectly from the supply of this data.



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