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38.89511, -77.03637

Air Quality

Updated 40 minutes ago

27

Good

Primary Pollutant: PM2.5

O3 53 µg/m3 (24)
PM2.5 6 µg/m3 (27)
PM10 13 µg/m3 (12)
CO 169 µg/m3 (2)
NO2 0 µg/m3 (0)
SO2 4 µg/m3 (1)

Source: US EPA AirNow, District of Columbia - Department of Energy and Environment, OpenAQ, AirNow (EPA), Virginia Dept. of Environmental Quality, CAMS

Nearby Stations

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

45

O3 n/a n/a n/a 98 (45) 229 (2) n/a
Rose Hill

47

O3 6.5 (27) 11 (10) n/a 104 (47) n/a 0 (0)
Sumerduck

35

O3 n/a n/a n/a 76 (35) n/a n/a
Ashburn

46

O3 n/a n/a n/a 102 (46) n/a n/a
Haymarket

44

O3 n/a n/a n/a 96 (44) n/a n/a
Garrisonville

41

O3 n/a n/a n/a 90 (41) n/a n/a
Washington D.C.

37

PM2.5 9 (37) n/a n/a n/a n/a n/a
Fairmount Heights

44

O3 6 (25) n/a n/a 96 (44) n/a n/a
Washington D.C.

49

O3 7 (29) 13 (12) n/a 108 (49) 401 (4) n/a
Fairmount Heights

33

PM2.5 8 (33) n/a n/a n/a 195 (2) n/a

Source: AirNow (EPA), 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)
Thursday, Aug 11Friday, Aug 12Saturday, Aug 13Sunday, Aug 14Monday, Aug 15
2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm
30292929283446484842363026242424252627283135353332313028262636484848484333262220191921232528262524242424242643484847464746454443444648484848434141414347484848747448484848484848484848464545454848
PM2.5PM2.5PM2.5O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5
NWNWNWNWWNWWNWWNWWNWWNWNWNWNNWNNWNNWNNNNNWNNWNNNNNNNNWNNWNNWNNWNENESESNNNNNNNNNNNNSWSWSWNNWNNWNNWNNWNNWNNWNWNWNWNWNWNWWSWWSWWSWWSWWSWWSWSSWSSWSSWSSWSSWSSWSSSSSSSSESSESSESSESSESSESSSSSSSSSSSSSSE
7 11 7 11 7 11 6 9 6 9 4 7 3 5 3 5 4 7 5 8 4 7 5 8 6 9 5 8 5 7 5 7 5 8 7 11 7 11 7 12 8 13 9 15 10 16 10 16 10 16 10 16 10 16 9 14 8 13 8 13 6 9 4 7 4 7 4 7 4 7 4 7 4 7 4 7 4 7 4 7 5 8 5 8 6 9 6 9 6 9 6 9 6 9 6 9 6 9 6 9 6 9 5 9 4 7 3 5 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 3 5 3 5 4 6 4 7 5 8 6 9 5 9 5 8 5 8 5 8 5 7 4 7 4 7 4 7 4 6 4 6 4 6 3 5 3 5 3 5 3 5 3 5 3 5 3 5 4 6 4 7 4 7 5 8 5 8 6 9
83 28 84 29 85 29 85 29 84 29 82 28 79 26 76 25 75 24 74 23 73 23 73 23 72 22 71 22 70 21 69 20 67 20 67 20 69 20 71 22 73 23 76 24 78 26 79 26 80 27 80 27 80 27 79 26 78 26 76 24 74 23 72 22 71 21 69 21 68 20 67 20 66 19 65 18 64 18 63 17 63 17 64 18 65 18 68 20 71 22 74 23 76 24 77 25 79 26 79 26 79 26 79 26 77 25 75 24 73 23 72 22 71 21 69 21 68 20 66 19 65 18 65 18 65 18 65 18 65 18 65 18 65 18 68 20 70 21 73 23 75 24 78 26 81 27 79 26 78 26 77 25 75 24 74 23 73 23 72 22 71 22 70 21 69 21 68 20 67 20 67 20 67 20 67 20 67 20 67 20 67 20 68 20 70 21 71 22 72 22 74 23 75 24

Source: CAMS

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