Moderate
Primary Pollutant: PM2.5
O3 | 50 µg/m3 (23) |
PM2.5 | 15 µg/m3 (57) |
PM10 | 30 µg/m3 (27) |
CO | 457 µg/m3 (4) |
NO2 | 20 µg/m3 (10) |
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 | 24 |
PM2.5 | 5.7 (24) | 13 (12) | n/a | 45 (20) | n/a | 3.144 (2) |
Haymarket | 17 |
O3 | n/a | n/a | 25 (12) | 37 (17) | n/a | n/a |
Ashburn | 26 |
PM2.5 | 6.3 (26) | 12 (11) | 20 (10) | 39 (18) | n/a | n/a |
Aquia Harbour | 29 |
O3 | n/a | n/a | n/a | 63 (29) | n/a | n/a |
Arlington | 20 |
NO2 | n/a | n/a | 40 (20) | 31 (14) | 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) | 15 (14) | 33 (16) | 37 (17) | 344 (3) | n/a |
Fairmount Heights | 26 |
NO2 | 4 (17) | n/a | 52 (26) | 29 (13) | n/a | n/a |
Takoma Park | 17 |
O3 | n/a | n/a | 32 (16) | 37 (17) | n/a | n/a |
Fairmount Heights | 35 |
PM2.5 | 8.4 (35) | n/a | 39 (19) | n/a | 344 (3) | 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, Dec 13 | Saturday, Dec 14 | Sunday, Dec 15 | Monday, Dec 16 | Tuesday, Dec 17 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm |
51 | 52 | 52 | 53 | 67 | 69 | 63 | 58 | 49 | 41 | 40 | 41 | 44 | 44 | 44 | 45 | 47 | 48 | 50 | 48 | 43 | 37 | 36 | 32 | 32 | 32 | 39 | 48 | 54 | 58 | 58 | 58 | 59 | 56 | 52 | 47 | 46 | 50 | 52 | 54 | 57 | 59 | 58 | 57 | 51 | 46 | 42 | 33 | 33 | 33 | 33 | 38 | 36 | 32 | 45 | 44 | 43 | 42 | 41 | 40 | 39 | 38 | 38 | 37 | 37 | 36 | 35 | 34 | 33 | 33 | 30 | 29 | 29 | 29 | 29 | 45 | 57 | 67 | 73 | 67 | 62 | 54 | 43 | 25 | 25 | 26 | 25 | 25 | 29 | 38 | 50 | 54 | 53 | 42 | 29 | 26 | 27 |
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 | 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 | O3 |
NNW | NNW | S | NNE | NE | NE | NE | NE | ENE | ENE | ENE | ENE | ENE | ENE | ENE | NE | ENE | ENE | ENE | ENE | ENE | ENE | E | E | E | E | E | E | ENE | ENE | E | E | E | E | E | E | E | E | ENE | ENE | ENE | ENE | ENE | ENE | E | E | E | ESE | ESE | ESE | E | E | E | E | E | E | E | E | E | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | S | S | S | S | S | S | SSE | SSE | SSE | SSE | SSE | SSE | S | S | S | S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | W | W |
3 5 | 3 5 | 3 5 | 2 4 | 3 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 2 4 | 3 5 | 3 5 | 3 5 | 3 6 | 4 6 | 5 8 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 4 7 | 3 5 | 2 4 | 2 4 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 3 5 | 3 6 | 4 6 | 4 7 | 4 7 | 5 8 | 5 8 | 6 9 | 6 10 | 6 10 | 7 11 | 6 10 | 6 10 | 6 9 | 6 9 | 6 9 | 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 | 3 5 | 4 6 | 4 7 | 5 7 | 5 8 | 6 9 | 5 9 | 5 8 | 5 8 | 5 8 | 5 7 | 4 7 | 5 8 | 6 9 | 6 10 | 7 11 | 7 12 | 8 13 | 8 13 | 9 14 | 9 14 | 9 15 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 9 15 |
38 3.1 | 38 3.1 | 38 3.1 | 36 2.2 | 34 1 | 32 -0.1 | 31 -0.7 | 30 -1.2 | 29 -1.6 | 29 -1.8 | 28 -2.3 | 27 -2.8 | 28 -2.5 | 27 -2.8 | 27 -2.8 | 26 -3.3 | 26 -3.3 | 26 -3.3 | 27 -2.8 | 29 -1.4 | 32 -0.3 | 34 0.9 | 35 1.5 | 36 2.5 | 36 2.5 | 38 3.1 | 36 2.5 | 36 2 | 34 0.9 | 32 0 | 31 -0.5 | 30 -1.2 | 30 -1.3 | 29 -1.6 | 29 -1.6 | 29 -1.6 | 29 -1.8 | 29 -1.9 | 29 -1.9 | 29 -1.8 | 29 -1.7 | 29 -1.6 | 31 -0.8 | 32 0.1 | 34 0.9 | 35 1.8 | 37 2.7 | 39 3.7 | 39 3.7 | 39 3.7 | 39 3.7 | 38 3.5 | 38 3.4 | 38 3.2 | 38 3.3 | 38 3.4 | 38 3.5 | 38 3.6 | 39 3.7 | 39 3.8 | 39 4 | 40 4.2 | 40 4.4 | 40 4.6 | 41 4.8 | 41 5 | 42 5.7 | 43 6.4 | 45 7 | 46 7.7 | 47 8.4 | 48 9.1 | 48 9.1 | 49 9.2 | 49 9.3 | 49 9.4 | 49 9.4 | 49 9.5 | 49 9.5 | 49 9.6 | 49 9.6 | 49 9.7 | 49 9.7 | 50 9.8 | 50 10 | 50 10.2 | 51 10.5 | 51 10.7 | 52 11 | 52 11.2 | 53 11.8 | 54 12.4 | 55 13 | 56 13.6 | 57 14.2 | 59 14.8 | 57 13.8 |
Source: CAMS, Vaisala Xweather
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