Good
Primary Pollutant: PM2.5
O3 | 27 µg/m3 (12) |
PM2.5 | 12 µg/m3 (50) |
PM10 | 22 µg/m3 (20) |
CO | 219 µg/m3 (2) |
NO2 | 18 µg/m3 (9) |
SO2 | 2 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 | 41 |
PM2.5 | 9.9 (41) | 16 (15) | n/a | 82 (37) | n/a | 1.31 (1) |
Middleway | 49 |
PM2.5 | 12 (49) | 22 (20) | n/a | 7.84 (4) | n/a | n/a |
Haymarket | 5 |
O3 | n/a | n/a | n/a | 12 (5) | n/a | n/a |
Remington | 20 |
O3 | n/a | n/a | n/a | 45 (20) | n/a | n/a |
Aquia Harbour | 10 |
O3 | n/a | n/a | n/a | 22 (10) | n/a | n/a |
Ashburn | 43 |
PM2.5 | 10 (43) | 19 (17) | n/a | 39 (18) | n/a | n/a |
Arlington | 22 |
O3 | n/a | n/a | n/a | 49 (22) | 115 (1) | n/a |
Washington D.C. | 57 |
PM2.5 | 15 (57) | n/a | n/a | n/a | n/a | n/a |
Washington D.C. | 20 |
O3 | 2 (8) | n/a | 30 (15) | 43 (20) | 573 (6) | n/a |
Fairmount Heights | 41 |
PM2.5 | 10 (41) | n/a | 19 (10) | 45 (20) | 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) |
Friday, May 3 | Saturday, May 4 | Sunday, May 5 | Monday, May 6 | Tuesday, May 7 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am |
49 | 51 | 50 | 41 | 39 | 22 | 25 | 31 | 39 | 43 | 45 | 45 | 46 | 44 | 41 | 38 | 35 | 31 | 30 | 29 | 29 | 28 | 26 | 25 | 25 | 25 | 24 | 24 | 23 | 23 | 25 | 32 | 32 | 30 | 30 | 29 | 29 | 28 | 27 | 24 | 24 | 24 | 23 | 23 | 23 | 22 | 23 | 23 | 24 | 23 | 23 | 23 | 23 | 22 | 23 | 24 | 24 | 25 | 26 | 27 | 29 | 31 | 33 | 32 | 31 | 36 | 37 | 34 | 27 | 29 | 27 | 25 | 23 | 22 | 21 | 25 | 25 | 29 | 29 | 33 | 37 | 42 | 46 | 52 | 47 | 43 | 46 | 50 | 55 | 59 | 61 | 61 | 61 | 60 | 59 | 56 | 55 |
PM2.5 | PM2.5 | 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 | O3 | O3 | O3 | O3 | PM2.5 | 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 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | 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 |
NE | NE | NE | ENE | ENE | ENE | E | E | E | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | SE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | SE | SE | SE | SSE | SSE | SSE | SSE | SE | E | ESE | SE | SSE | SSE | SSE | SE | SSE | S | SSW | SSW | SSW | SW | SW | SW | SW | SE | SSE | S | SSE | S | SW | WSW | WNW | NNW | NNW | N | NNW | N | N | NNW | NNW | NNW | NW | NW |
6 10 | 6 10 | 7 11 | 6 10 | 6 10 | 7 11 | 8 13 | 8 13 | 8 13 | 9 14 | 9 15 | 9 15 | 10 16 | 11 18 | 11 19 | 12 19 | 11 18 | 11 18 | 10 15 | 8 13 | 7 11 | 8 12 | 7 12 | 6 10 | 6 10 | 6 9 | 7 11 | 6 10 | 6 9 | 5 9 | 6 9 | 6 10 | 7 11 | 7 11 | 7 12 | 8 12 | 8 13 | 8 13 | 8 13 | 7 12 | 8 13 | 9 14 | 9 14 | 9 14 | 9 14 | 9 15 | 9 15 | 9 15 | 9 14 | 8 13 | 8 13 | 8 13 | 8 12 | 7 12 | 7 12 | 7 11 | 6 9 | 4 6 | 4 7 | 4 7 | 3 5 | 3 4 | 1 2 | 2 3 | 3 4 | 4 6 | 5 8 | 4 7 | 4 7 | 4 6 | 3 5 | 3 5 | 3 6 | 3 5 | 3 5 | 3 5 | 3 5 | 2 4 | 1 2 | 2 3 | 2 4 | 3 5 | 3 5 | 3 4 | 2 4 | 1 2 | 2 3 | 2 4 | 3 4 | 3 5 | 3 6 | 3 5 | 3 5 | 4 6 | 3 5 | 3 5 | 4 6 |
67 19.6 | 67 19.2 | 65 18.5 | 65 18.6 | 66 18.8 | 67 19.5 | 69 20.8 | 72 22.2 | 74 23.4 | 76 24.5 | 78 25.3 | 79 26.1 | 79 26.1 | 79 25.9 | 78 25.3 | 75 24 | 72 22.3 | 69 20.7 | 67 19.3 | 64 18 | 62 16.8 | 61 16.1 | 59 15.3 | 58 14.5 | 57 13.9 | 56 13.4 | 55 13 | 55 12.9 | 55 12.7 | 55 12.8 | 56 13.1 | 56 13.5 | 57 13.8 | 57 14.1 | 58 14.4 | 57 14 | 58 14.5 | 59 14.9 | 60 15.4 | 59 15.2 | 59 14.9 | 59 14.7 | 62 16.7 | 61 16.2 | 60 15.8 | 59 15.2 | 58 14.7 | 57 14.2 | 57 14 | 57 13.8 | 57 13.7 | 57 13.9 | 57 14.1 | 58 14.4 | 60 15.4 | 61 16.4 | 63 17.4 | 65 18.1 | 66 18.8 | 67 19.4 | 68 20.3 | 70 21.1 | 72 22 | 71 21.7 | 71 21.4 | 70 21.1 | 69 20.3 | 67 19.6 | 66 18.8 | 65 18.5 | 65 18.3 | 64 18 | 64 17.8 | 64 17.6 | 63 17.3 | 64 17.7 | 65 18.1 | 65 18.4 | 67 19.6 | 69 20.8 | 72 22 | 73 22.7 | 74 23.4 | 76 24.2 | 76 24.5 | 77 24.8 | 77 25.1 | 76 24.4 | 75 23.8 | 74 23.1 | 72 22.1 | 70 21.1 | 68 20.1 | 67 19.6 | 66 19 | 65 18.5 | 64 18 |
Source: CAMS, Vaisala Xweather
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