Moderate
Primary Pollutant: PM2.5
O3 | 28 µg/m3 (13) |
PM2.5 | 28 µg/m3 (84) |
PM10 | 34 µg/m3 (31) |
CO | 572 µg/m3 (6) |
NO2 | 24 µg/m3 (12) |
SO2 | 4 µg/m3 (2) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Rose Hill | 96 |
PM2.5 | 34 (96) | 39 (35) | n/a | 1.96 (1) | n/a | 2.62 (1) |
Haymarket | 8 |
O3 | n/a | n/a | 14 (7) | 18 (8) | n/a | n/a |
Remington | 1 |
O3 | n/a | n/a | n/a | 1.96 (1) | n/a | n/a |
Aquia Harbour | 0 |
O3 | n/a | n/a | n/a | 0 (0) | n/a | n/a |
Ashburn | 62 |
PM2.5 | 17 (62) | 21 (19) | 40 (20) | 0 (0) | n/a | n/a |
Arlington | 24 |
NO2 | n/a | n/a | 49 (24) | 0 (0) | 916 (9) | n/a |
Washington D.C. | 78 |
PM2.5 | 25 (78) | n/a | n/a | n/a | n/a | n/a |
Washington D.C. | 157 |
PM2.5 | 67 (157) | 67 (57) | 58 (29) | 5.88 (3) | 1260 (12) | n/a |
Fairmount Heights | 70 |
PM2.5 | 21 (70) | n/a | 49 (24) | 5.88 (3) | n/a | n/a |
Takoma Park | 23 |
NO2 | n/a | n/a | 46 (23) | n/a | 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 25 | Thursday, Dec 26 | Friday, Dec 27 | Saturday, Dec 28 | Sunday, Dec 29 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 2am |
58 | 60 | 61 | 61 | 65 | 67 | 74 | 74 | 63 | 59 | 54 | 48 | 46 | 46 | 53 | 66 | 78 | 81 | 73 | 68 | 62 | 61 | 61 | 65 | 67 | 70 | 74 | 76 | 80 | 82 | 85 | 81 | 77 | 67 | 59 | 55 | 53 | 53 | 57 | 75 | 85 | 87 | 92 | 95 | 84 | 80 | 78 | 77 | 74 | 73 | 76 | 79 | 82 | 86 | 88 | 88 | 83 | 71 | 69 | 62 | 65 | 68 | 85 | 94 | 88 | 86 | 71 | 69 | 70 | 73 | 67 | 62 | 58 | 53 | 51 | 48 | 48 | 53 | 55 | 53 | 51 | 47 | 44 | 33 | 33 | 36 | 40 | 46 | 48 | 51 | 49 | 48 | 44 | 41 | 40 | 40 | 33 |
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 | 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 |
N | N | N | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | N | NNE | NNE | NNE | NNE | NE | NE | NE | NE | NE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NE | NE | NE | NE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | E | E | E | E | E | E | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | E | E | E | SSE | SSE | SSE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | S | S | S | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE |
2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 3 5 | 3 5 | 3 5 | 4 6 | 3 5 | 3 5 | 2 4 | 2 4 | 2 4 | 1 2 | 1 2 | 1 2 | 0 1 | 0 0 | 0 0 | 1 1 | 1 1 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 3 | 2 3 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 2 3 | 2 4 | 3 4 | 3 5 | 3 5 | 3 5 | 3 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 3 | 2 3 | 2 3 | 1 2 | 1 2 | 1 2 | 1 2 | 1 2 | 2 3 | 2 3 | 2 3 | 2 4 | 3 4 | 3 5 | 3 6 | 4 6 | 4 7 | 5 7 | 4 7 | 4 7 | 4 6 | 3 6 | 3 5 | 3 5 | 3 5 | 3 5 | 3 6 | 4 6 | 4 6 | 4 6 | 4 7 |
37 2.7 | 36 2.3 | 36 2.3 | 35 1.8 | 35 1.7 | 34 1.2 | 35 1.7 | 36 2.2 | 38 3.4 | 39 3.8 | 41 4.8 | 42 5.4 | 42 5.6 | 42 5.8 | 42 5.6 | 40 4.5 | 38 3.5 | 36 2.3 | 36 2.2 | 34 1.3 | 33 0.6 | 33 0.6 | 32 0.2 | 32 0 | 31 -0.4 | 31 -0.4 | 31 -0.6 | 31 -0.5 | 31 -0.5 | 31 -0.5 | 31 -0.5 | 33 0.6 | 36 2.2 | 38 3.4 | 39 4 | 40 4.6 | 41 5.2 | 41 5.2 | 41 5.2 | 40 4.2 | 38 3.3 | 36 2.3 | 35 1.6 | 34 0.9 | 32 0.2 | 32 0.1 | 32 0.1 | 32 0 | 32 -0.2 | 31 -0.3 | 31 -0.5 | 31 -0.6 | 31 -0.8 | 30 -0.9 | 33 0.4 | 35 1.6 | 37 2.9 | 40 4.2 | 42 5.5 | 44 6.8 | 45 7.1 | 45 7.4 | 46 7.6 | 44 6.6 | 42 5.6 | 40 4.5 | 40 4.4 | 40 4.3 | 39 4.2 | 39 4 | 39 3.9 | 39 3.8 | 39 3.9 | 39 4 | 39 4.2 | 40 4.3 | 40 4.4 | 40 4.5 | 42 5.5 | 44 6.5 | 46 7.6 | 47 8.6 | 49 9.6 | 51 10.6 | 51 10.5 | 51 10.4 | 51 10.3 | 50 10.2 | 50 10.1 | 50 10 | 50 10 | 50 10.1 | 50 10.1 | 50 10.1 | 50 10.1 | 50 10.2 | 50 10.1 |
Source: CAMS, Vaisala Xweather
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