Good
Primary Pollutant: O3
O3 | 47 µg/m3 (21) |
PM2.5 | 5 µg/m3 (21) |
PM10 | 10 µg/m3 (9) |
CO | 486 µg/m3 (5) |
NO2 | 42 µg/m3 (20) |
SO2 | 3 µg/m3 (1) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Rose Hill | 31 |
PM2.5 | 7.4 (31) | 15 (14) | n/a | 47 (21) | n/a | 1.572 (1) |
Haymarket | 23 |
O3 | n/a | n/a | 3.196 (2) | 51 (23) | n/a | n/a |
Remington | 23 |
O3 | n/a | n/a | n/a | 51 (23) | n/a | n/a |
Ashburn | 32 |
PM2.5 | 7.7 (32) | 13 (12) | 6.204 (3) | 49 (22) | n/a | n/a |
Aquia Harbour | 26 |
O3 | n/a | n/a | n/a | 57 (26) | n/a | n/a |
Corbin | 23 |
O3 | n/a | n/a | n/a | 51 (23) | n/a | n/a |
Arlington | 22 |
O3 | n/a | n/a | 5.828 (3) | 49 (22) | 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) | 13 (12) | 10 (5) | 51 (23) | 344 (3) | n/a |
Fairmount Heights | 29 |
PM2.5 | 7 (29) | n/a | 8.836 (4) | 41 (19) | n/a | n/a |
Source: Virginia Dept. of Environmental Quality, District of Columbia - Department of Energy and Environment
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Wednesday, Dec 11 | Thursday, Dec 12 | Friday, Dec 13 | Saturday, Dec 14 | Sunday, Dec 15 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am |
56 | 54 | 52 | 51 | 51 | 27 | 28 | 27 | 24 | 36 | 37 | 37 | 38 | 34 | 25 | 24 | 25 | 26 | 27 | 26 | 24 | 22 | 22 | 23 | 23 | 21 | 23 | 26 | 28 | 30 | 32 | 33 | 33 | 32 | 29 | 33 | 39 | 46 | 50 | 46 | 39 | 42 | 43 | 50 | 52 | 56 | 61 | 63 | 69 | 76 | 79 | 76 | 55 | 46 | 42 | 42 | 42 | 52 | 70 | 79 | 79 | 54 | 55 | 57 | 58 | 59 | 60 | 46 | 42 | 42 | 41 | 42 | 48 | 53 | 51 | 44 | 37 | 32 | 32 | 33 | 33 | 37 | 51 | 55 | 55 | 55 | 55 | 55 | 53 | 51 | 48 | 44 | 41 | 37 | 37 | 37 | 41 |
O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | NO2 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 |
S | S | S | SSW | SSW | SW | WSW | W | WNW | NW | NW | WNW | WNW | WNW | WNW | WNW | W | W | W | WSW | WSW | SW | SW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | W | WNW | NW | NW | NW | NW | NNW | NNW | NNW | N | N | N | NW | NW | NW | NNE | NNE | NNE | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ESE | ESE | ESE | ESE | ESE | ESE | E | E | E | E | E | E | E | E | E | E | E | E | E |
10 17 | 9 15 | 9 14 | 9 14 | 11 18 | 13 22 | 17 27 | 19 31 | 22 36 | 23 38 | 23 38 | 23 38 | 22 36 | 22 36 | 22 36 | 21 34 | 19 31 | 17 27 | 15 23 | 12 20 | 10 16 | 9 14 | 8 13 | 8 13 | 9 15 | 11 18 | 13 22 | 15 25 | 17 27 | 17 27 | 16 25 | 15 23 | 12 20 | 10 16 | 9 14 | 8 13 | 7 11 | 6 10 | 5 8 | 4 7 | 4 6 | 3 5 | 2 4 | 3 5 | 4 6 | 4 7 | 4 7 | 4 6 | 3 5 | 4 6 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 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 10 | 6 10 | 7 11 | 6 10 | 6 10 | 6 9 | 5 8 | 5 8 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 4 7 | 5 7 | 5 8 | 5 8 | 5 8 | 5 9 | 6 9 |
59 15.1 | 60 15.6 | 62 16.7 | 63 17.3 | 62 16.8 | 62 16.7 | 61 16.2 | 56 13.5 | 52 11.2 | 47 8.5 | 45 7.2 | 43 6.2 | 41 5.1 | 40 4.6 | 38 3.4 | 37 2.7 | 37 2.6 | 35 1.7 | 35 1.6 | 34 1.2 | 34 1.2 | 33 0.6 | 33 0.6 | 33 0.6 | 32 0 | 34 1.1 | 36 2.2 | 38 3.4 | 39 3.8 | 41 5 | 41 5 | 41 5 | 41 5 | 40 4.5 | 39 3.7 | 37 2.6 | 35 1.6 | 34 0.9 | 32 0.2 | 31 -0.5 | 30 -0.9 | 30 -1.2 | 29 -1.6 | 29 -1.8 | 28 -2.1 | 28 -2.3 | 28 -2.4 | 27 -2.6 | 27 -2.8 | 30 -1.1 | 33 0.5 | 36 2.2 | 38 3.1 | 39 4.1 | 41 5 | 41 5.2 | 42 5.4 | 42 5.6 | 40 4.5 | 38 3.3 | 36 2.2 | 35 1.8 | 34 1.3 | 34 0.9 | 33 0.4 | 32 -0.1 | 31 -0.5 | 31 -0.7 | 30 -0.9 | 30 -1.1 | 30 -1.2 | 29 -1.4 | 29 -1.6 | 31 -0.3 | 34 1 | 36 2.3 | 38 3.6 | 41 4.9 | 43 6.2 | 42 5.7 | 41 5.3 | 41 4.8 | 40 4.3 | 39 3.9 | 38 3.4 | 38 3.2 | 37 3 | 37 2.8 | 37 2.5 | 36 2.3 | 36 2.1 | 36 2.2 | 36 2.3 | 36 2.4 | 37 2.5 | 37 2.6 | 37 2.7 |
Source: CAMS, Vaisala Xweather
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