Good
Primary Pollutant: PM2.5
O3 | 43 µg/m3 (19) |
PM2.5 | 11 µg/m3 (45) |
PM10 | 25 µg/m3 (23) |
CO | 325 µg/m3 (3) |
NO2 | 15 µg/m3 (7) |
SO2 | 7 µg/m3 (4) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Rose Hill | 52 |
PM2.5 | 13 (52) | 18 (16) | n/a | 61 (28) | n/a | 1.048 (1) |
Middleway | 52 |
PM2.5 | 12 (52) | 19 (17) | n/a | 1.96 (1) | n/a | n/a |
Haymarket | 8 |
O3 | n/a | n/a | 7.144 (4) | 18 (8) | n/a | n/a |
Remington | 36 |
O3 | n/a | n/a | n/a | 78 (36) | n/a | n/a |
Ashburn | 51 |
PM2.5 | 12 (51) | 20 (18) | 4.324 (2) | 69 (31) | n/a | n/a |
Aquia Harbour | 30 |
O3 | n/a | n/a | n/a | 67 (30) | n/a | n/a |
Arlington | 30 |
O3 | n/a | n/a | 7.332 (4) | 67 (30) | 229 (2) | n/a |
Martinsburg | 1 |
O3 | n/a | n/a | n/a | 1.96 (1) | n/a | n/a |
Washington D.C. | 37 |
PM2.5 | 9 (37) | n/a | n/a | n/a | n/a | n/a |
Washington D.C. | 33 |
PM2.5 | 8 (33) | n/a | 15 (7) | 69 (31) | n/a | n/a |
Source: Virginia Dept. of Environmental Quality, West Virginia Division of Air Quality - Wheeling, District of Columbia - Department of Energy and Environment
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Monday, Apr 29 | Tuesday, Apr 30 | Wednesday, May 1 | Thursday, May 2 | Friday, May 3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am |
43 | 39 | 46 | 48 | 51 | 32 | 38 | 43 | 36 | 30 | 36 | 42 | 48 | 59 | 56 | 48 | 42 | 36 | 30 | 26 | 24 | 24 | 25 | 27 | 28 | 29 | 28 | 27 | 25 | 23 | 20 | 21 | 25 | 28 | 30 | 32 | 33 | 35 | 35 | 35 | 34 | 31 | 30 | 28 | 28 | 28 | 25 | 25 | 38 | 46 | 52 | 59 | 65 | 67 | 67 | 65 | 66 | 65 | 58 | 61 | 51 | 41 | 41 | 40 | 42 | 45 | 41 | 42 | 51 | 55 | 57 | 60 | 63 | 67 | 70 | 71 | 70 | 69 | 67 | 65 | 65 | 65 | 63 | 61 | 60 | 81 | 81 | 81 | 81 | 63 | 52 | 55 | 54 | 50 | 46 | 42 | 39 |
PM2.5 | PM2.5 | PM2.5 | PM2.5 | 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 | 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 | 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 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 |
SW | SW | SW | WSW | W | W | W | W | WNW | WNW | WNW | WNW | W | SW | S | S | SSW | S | S | SSE | SSE | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SSW | SSW | SSW | SSW | SW | SSW | SSW | SSW | SSW | SSW | SSW | SW | W | W | WNW | NNW | NNW | NNW | W | W | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | NNW | NNW | NNW | NNW | N | N | NNW | NW | NW | NNW | NW | NW | NW | NNW | NNE | ENE | ESE | SE | SE | SSE | SSE | SSE | SSE | S | S | SSW | WSW | SW | NW | NE | E | SE | SE | SSE | SSE | SSE | SSE |
5 7 | 4 7 | 4 7 | 4 7 | 4 6 | 3 5 | 2 4 | 2 3 | 2 3 | 3 5 | 3 5 | 2 4 | 1 2 | 2 3 | 2 3 | 4 6 | 6 9 | 4 6 | 4 7 | 4 6 | 7 11 | 7 12 | 9 14 | 9 14 | 8 13 | 7 12 | 6 10 | 6 9 | 6 9 | 5 9 | 5 8 | 4 7 | 5 8 | 5 8 | 6 9 | 6 10 | 7 11 | 8 13 | 9 15 | 10 16 | 10 16 | 10 16 | 8 13 | 6 10 | 6 9 | 5 9 | 4 6 | 3 5 | 2 3 | 2 4 | 3 4 | 3 5 | 3 5 | 5 7 | 6 9 | 7 11 | 8 13 | 8 12 | 8 13 | 8 13 | 8 12 | 7 12 | 7 11 | 6 10 | 6 9 | 6 9 | 5 7 | 5 7 | 4 7 | 4 6 | 4 6 | 3 5 | 3 5 | 2 3 | 2 3 | 2 3 | 3 4 | 2 4 | 2 4 | 3 5 | 3 4 | 1 2 | 2 4 | 1 2 | 2 3 | 1 2 | 1 1 | 0 1 | 0 1 | 1 1 | 2 3 | 4 7 | 5 7 | 5 8 | 5 7 | 5 8 | 5 8 |
67 19.5 | 65 18.6 | 64 17.6 | 62 16.6 | 60 15.5 | 59 15.2 | 60 15.5 | 64 18 | 70 21 | 75 24.1 | 80 26.8 | 83 28.5 | 85 29.6 | 87 30.4 | 87 30.7 | 88 30.9 | 88 31 | 87 30.5 | 85 29.2 | 81 27.3 | 79 26 | 77 24.9 | 75 23.8 | 73 22.7 | 71 21.8 | 69 20.8 | 68 20 | 66 19.1 | 65 18.2 | 64 17.8 | 64 18 | 67 19.4 | 71 21.8 | 75 24.1 | 79 26.3 | 82 28 | 85 29.2 | 86 30.1 | 84 28.9 | 84 28.8 | 84 28.6 | 81 27.2 | 78 25.8 | 76 24.4 | 74 23.3 | 72 22.1 | 70 20.9 | 68 20.2 | 67 19.6 | 66 18.9 | 65 18.4 | 64 18 | 63 17.5 | 64 17.9 | 65 18.3 | 66 18.7 | 68 20 | 70 21.2 | 72 22.4 | 74 23.3 | 76 24.2 | 77 25.2 | 78 25.7 | 79 26.2 | 80 26.8 | 78 25.6 | 76 24.3 | 74 23.1 | 71 21.5 | 68 19.9 | 65 18.4 | 63 17.4 | 61 16.4 | 60 15.4 | 59 14.9 | 58 14.4 | 57 14 | 59 15 | 61 16.1 | 63 17.2 | 67 19.2 | 70 21.2 | 74 23.2 | 76 24.5 | 78 25.8 | 81 27.1 | 81 27.4 | 82 27.7 | 82 27.9 | 80 26.7 | 78 25.5 | 76 24.3 | 73 22.5 | 69 20.8 | 66 19.1 | 65 18.3 | 63 17.4 |
Source: CAMS, Vaisala Xweather
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