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Air Quality

Updated an hour ago

19

Good

Primary Pollutant: O3

O3 40 µg/m3 (19)
PM2.5 1 µg/m3 (4)
CO 387 µg/m3 (4)
NO2 7 µg/m3 (3)
SO2 1 µg/m3 (1)

Source: AirNow (EPA), Virginia Dept. of Environmental Quality, Maryland Department of the Environment, CAMS, Vaisala Xweather

Nearby Stations

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

21

O3 3.2 (13) 5 (5) n/a 46 (21) n/a 1.048 (1)
Ridgeway

17

O3 3.9 (16) 7 (6) n/a 36 (17) n/a n/a
Haymarket

20

O3 n/a n/a n/a 44 (20) n/a n/a
Sumerduck

19

O3 n/a n/a n/a 42 (19) n/a n/a
Ashburn

19

O3 n/a n/a n/a 40 (19) n/a n/a
Garrisonville

22

O3 n/a n/a n/a 48 (22) n/a n/a
Claremont

20

O3 n/a n/a n/a 44 (20) 229 (2) n/a
Martinsburg

20

O3 n/a n/a n/a 44 (20) n/a n/a
Washington D.C.

12

PM2.5 3 (12) n/a n/a n/a n/a n/a
Washington D.C.

21

O3 1 (4) n/a n/a 46 (21) n/a n/a

Source: AirNow (EPA), Virginia Dept. of Environmental Quality, West Virginia Division of Air Quality - Wheeling, District of Columbia - Department of Energy and Environment

Extended Forecast

 
Hour
AQI
Primary
Wind Dir
 
Wind Speed ( mph kmh)
Temp (°F°C)
Friday, Sep 29Saturday, Sep 30Sunday, Oct 1Monday, Oct 2Tuesday, Oct 3
8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm
10988810109788778910111213131313121198766666677776810121212121212119888810101010109788101012111315161715151820222425262625262627272729292420161819192020182429
O3O3O3O3O3PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3PM2.5PM2.5O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3PM2.5PM2.5
NNNNNNNNWNNNNWNNWNNWNNWNNNNNNNNNNENNENNENNENNENNNNNNWNNWNNWNNWNNWNNWNNWNNWNNWNNNNNNNNNNNNNNNNNWNNWNNWNNWNNWNNWNNWNNWNNWNNNNNENNENNENNENNENNENENENENENENENWNWNWNWNWNWNNWNNWNNWNNWNNWNNWNNENNENNENNENNENNEE
7 11 6 9 6 9 6 9 6 9 6 9 6 9 6 9 6 9 6 9 6 9 6 9 6 9 7 11 9 14 10 16 10 16 10 16 10 16 9 15 9 14 8 13 7 11 6 9 4 7 3 5 2 4 3 5 3 5 3 5 4 7 4 7 4 7 4 7 4 7 5 7 6 9 7 11 8 13 9 14 9 15 10 16 10 16 10 16 9 15 9 14 8 13 7 11 6 9 5 8 5 8 4 7 4 7 4 7 4 7 4 7 4 7 4 7 5 8 5 8 6 9 6 10 6 10 7 11 7 11 7 12 8 13 7 12 7 11 7 11 6 10 6 10 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 4 6 4 7 4 7 5 8 5 8 6 9 5 9 5 8 5 8 5 8 5 7 4 7
64 18 63 17 62 17 61 16 60 16 59 15 59 15 58 15 58 15 58 15 58 15 58 14 59 15 61 16 64 18 66 19 67 20 69 21 70 21 70 21 71 22 70 21 68 20 66 19 65 18 63 17 62 17 61 16 60 16 59 15 58 15 57 14 57 14 56 13 56 13 56 13 57 14 61 16 65 18 69 21 71 22 73 23 75 24 75 24 76 24 76 25 73 23 71 22 68 20 66 19 64 18 62 17 61 16 61 16 60 16 59 15 59 15 58 15 58 15 58 15 58 15 62 17 67 19 71 22 73 23 76 24 78 26 78 25 77 25 77 25 74 24 72 22 69 21 68 20 66 19 65 18 64 18 62 17 61 16 61 16 61 16 61 16 60 16 60 16 60 16 63 17 66 19 69 20 71 22 74 23 77 25 76 24 74 24 73 23 72 22 70 21 69 21

Source: CAMS, Vaisala Xweather

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