39.07955, -77.07303

Air Quality

Updated 12 minutes ago

57

Moderate

Primary Pollutant: PM2.5

O3 50 µg/m3 (23)
PM2.5 15 µg/m3 (57)
PM10 30 µg/m3 (27)
CO 457 µg/m3 (4)
NO2 20 µg/m3 (10)
SO2 7 µg/m3 (4)

Source: CAMS, Vaisala Xweather

Nearby Stations

Station AQI Primary Pollutant PM2.5 (AQI) PM10 (AQI) NO2 (AQI) OZONE (AQI) CO (AQI) SO2 (AQI)
Rose Hill

24

PM2.5 5.7 (24) 13 (12) n/a 45 (20) n/a 3.144 (2)
Haymarket

17

O3 n/a n/a 25 (12) 37 (17) n/a n/a
Ashburn

26

PM2.5 6.3 (26) 12 (11) 20 (10) 39 (18) n/a n/a
Aquia Harbour

29

O3 n/a n/a n/a 63 (29) n/a n/a
Arlington

20

NO2 n/a n/a 40 (20) 31 (14) 115 (1) n/a
Washington D.C.

25

PM2.5 6 (25) n/a n/a n/a n/a n/a
Washington D.C.

33

PM2.5 8 (33) 15 (14) 33 (16) 37 (17) 344 (3) n/a
Fairmount Heights

26

NO2 4 (17) n/a 52 (26) 29 (13) n/a n/a
Takoma Park

17

O3 n/a n/a 32 (16) 37 (17) n/a n/a
Fairmount Heights

35

PM2.5 8.4 (35) n/a 39 (19) n/a 344 (3) n/a

Source: Virginia Dept. of Environmental Quality, District of Columbia - Department of Energy and Environment

Extended Forecast

 
Hour
AQI
Primary
Wind Dir
 
Wind Speed ( mph kmh)
Temp (°F°C)
Friday, Dec 13Saturday, Dec 14Sunday, Dec 15Monday, Dec 16Tuesday, Dec 17
2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm
51525253676963584941404144444445474850484337363232323948545858585956524746505254575958575146423333333338363245444342414039383837373635343333302929292945576773676254432525262525293850545342292627
PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3
NNWNNWSNNENENENENEENEENEENEENEENEENEENENEENEENEENEENEENEENEEEEEEEENEENEEEEEEEEEENEENEENEENEENEENEEEEESEESEESEEEEEEEEEEESEESEESEESEESEESEESEESEESEESEESEESESSSSSSSSESSESSESSESSESSESSSSSSSSWSSWSSWSSWSSWSSWWW
3 5 3 5 3 5 2 4 3 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 3 5 3 5 3 5 3 6 4 6 5 8 6 9 6 9 6 9 6 9 6 9 6 9 6 9 4 7 3 5 2 4 2 4 3 5 3 5 3 5 3 5 3 5 3 5 3 5 3 6 4 6 4 7 4 7 5 8 5 8 6 9 6 10 6 10 7 11 6 10 6 10 6 9 6 9 6 9 6 9 5 8 5 8 4 7 4 7 4 6 3 5 3 5 3 5 3 5 3 5 3 5 3 5 3 5 4 6 4 7 5 7 5 8 6 9 5 9 5 8 5 8 5 8 5 7 4 7 5 8 6 9 6 10 7 11 7 12 8 13 8 13 9 14 9 14 9 15 10 16 10 16 10 16 10 16 10 16 10 16 10 16 10 16 9 15
38 3.1 38 3.1 38 3.1 36 2.2 34 1 32 -0.1 31 -0.7 30 -1.2 29 -1.6 29 -1.8 28 -2.3 27 -2.8 28 -2.5 27 -2.8 27 -2.8 26 -3.3 26 -3.3 26 -3.3 27 -2.8 29 -1.4 32 -0.3 34 0.9 35 1.5 36 2.5 36 2.5 38 3.1 36 2.5 36 2 34 0.9 32 0 31 -0.5 30 -1.2 30 -1.3 29 -1.6 29 -1.6 29 -1.6 29 -1.8 29 -1.9 29 -1.9 29 -1.8 29 -1.7 29 -1.6 31 -0.8 32 0.1 34 0.9 35 1.8 37 2.7 39 3.7 39 3.7 39 3.7 39 3.7 38 3.5 38 3.4 38 3.2 38 3.3 38 3.4 38 3.5 38 3.6 39 3.7 39 3.8 39 4 40 4.2 40 4.4 40 4.6 41 4.8 41 5 42 5.7 43 6.4 45 7 46 7.7 47 8.4 48 9.1 48 9.1 49 9.2 49 9.3 49 9.4 49 9.4 49 9.5 49 9.5 49 9.6 49 9.6 49 9.7 49 9.7 50 9.8 50 10 50 10.2 51 10.5 51 10.7 52 11 52 11.2 53 11.8 54 12.4 55 13 56 13.6 57 14.2 59 14.8 57 13.8

Source: CAMS, Vaisala Xweather

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