Good
Primary Pollutant: PM2.5
O3 | 51 µg/m3 (23) |
PM2.5 | 9 µg/m3 (37) |
PM10 | 14 µg/m3 (13) |
CO | 368 µg/m3 (4) |
NO2 | 58 µg/m3 (28) |
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 | 46 |
PM2.5 | 11 (46) | 18 (16) | n/a | 41 (19) | n/a | n/a |
Ashburn | 55 |
PM2.5 | 14 (55) | 18 (16) | 16 (8) | 5.88 (3) | n/a | n/a |
Arlington | 11 |
NO2 | n/a | n/a | 22 (11) | 20 (9) | 344 (3) | n/a |
Washington D.C. | 63 |
PM2.5 | 18 (63) | n/a | n/a | n/a | n/a | n/a |
Arendtsville | 28 |
PM2.5 | 6.7 (28) | n/a | n/a | 9.8 (4) | n/a | n/a |
Arendtsville | 4 |
O3 | n/a | n/a | n/a | 7.84 (4) | n/a | n/a |
Brogue | 19 |
O3 | n/a | n/a | n/a | 41 (19) | n/a | n/a |
East York | 33 |
PM2.5 | 7.9 (33) | n/a | n/a | 35 (16) | n/a | n/a |
Washington D.C. | 53 |
PM2.5 | 13 (53) | 16 (15) | 20 (10) | 33 (15) | 458 (4) | n/a |
Fairmount Heights | 59 |
PM2.5 | 16 (59) | n/a | 9.588 (5) | 35 (16) | n/a | n/a |
Source: Virginia Dept. of Environmental Quality, District of Columbia - Department of Energy and Environment, Pennsylvania Dept. of Environmental Protection, EPA Office of Atmospheric Protection
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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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 | 4am |
63 | 62 | 61 | 60 | 30 | 29 | 29 | 30 | 31 | 51 | 52 | 49 | 32 | 31 | 28 | 45 | 45 | 43 | 30 | 25 | 27 | 28 | 27 | 27 | 26 | 26 | 26 | 25 | 27 | 29 | 30 | 31 | 32 | 34 | 34 | 35 | 35 | 34 | 34 | 32 | 31 | 30 | 27 | 25 | 29 | 29 | 37 | 38 | 46 | 46 | 46 | 46 | 39 | 40 | 42 | 44 | 44 | 43 | 41 | 41 | 41 | 43 | 44 | 46 | 48 | 50 | 51 | 46 | 42 | 44 | 42 | 42 | 42 | 46 | 46 | 50 | 51 | 46 | 37 | 32 | 29 | 29 | 29 | 33 | 38 | 50 | 54 | 57 | 56 | 54 | 52 | 50 | 44 | 38 | 38 | 38 | 33 |
PM2.5 | PM2.5 | NO2 | NO2 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | NO2 | 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 | 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 | 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 | SSE | S | S | S | S | S | SSW | SSW | SW | WSW | W | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | W | W | WSW | WSW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | W | W | W | W | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | N | N | N | ENE | ENE | ENE | ENE | ENE | ENE | ESE | ESE | ESE | ESE | ESE | ESE | ENE | ENE | ENE | ENE | ENE | ENE | ESE | ESE | ESE | ESE | ESE | ESE | E | E | E | E | E | E | E | E | E | E |
11 17 | 10 16 | 11 18 | 12 20 | 12 20 | 11 18 | 11 18 | 12 20 | 15 23 | 17 27 | 19 31 | 22 36 | 23 38 | 25 40 | 25 40 | 25 40 | 25 40 | 24 38 | 23 37 | 22 35 | 20 32 | 18 29 | 16 25 | 13 21 | 11 18 | 11 18 | 12 20 | 13 22 | 15 23 | 17 27 | 18 29 | 19 31 | 19 31 | 18 29 | 17 27 | 16 25 | 13 22 | 12 19 | 10 17 | 9 14 | 8 13 | 7 12 | 7 11 | 6 10 | 6 10 | 6 9 | 6 9 | 6 9 | 6 9 | 5 8 | 5 8 | 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 | 5 8 | 4 7 | 4 6 | 3 5 | 3 5 | 2 4 | 2 4 | 3 4 | 3 5 | 3 5 | 3 5 | 3 5 | 4 6 | 4 7 | 5 8 | 6 9 | 6 10 | 7 11 | 6 10 | 6 10 | 6 9 | 5 8 | 5 8 | 4 7 | 5 7 | 5 8 | 5 8 | 5 8 | 5 9 | 6 9 | 6 9 | 6 10 | 6 10 |
53 11.7 | 55 12.5 | 56 13.2 | 56 13.5 | 58 14.3 | 61 16 | 62 16.6 | 61 16.3 | 61 16 | 60 15.4 | 57 13.7 | 52 11 | 48 8.7 | 45 7 | 42 5.4 | 40 4.3 | 39 3.7 | 36 2.1 | 35 1.6 | 34 1 | 33 0.4 | 32 -0.2 | 32 -0.2 | 32 -0.2 | 32 -0.2 | 32 -0.2 | 32 -0.2 | 32 -0.2 | 31 -0.7 | 33 0.6 | 34 1.2 | 35 1.7 | 36 2.1 | 36 2.1 | 36 2.1 | 36 2.1 | 35 1.7 | 34 1 | 32 0.2 | 31 -0.5 | 30 -1.3 | 28 -2 | 27 -2.8 | 27 -3 | 26 -3.2 | 26 -3.5 | 26 -3.5 | 26 -3.5 | 26 -3.5 | 26 -3.5 | 26 -3.5 | 26 -3.5 | 28 -2.2 | 30 -0.9 | 33 0.4 | 34 1.4 | 36 2.3 | 38 3.2 | 38 3.2 | 38 3.2 | 38 3.2 | 36 2.1 | 34 1.1 | 32 0 | 31 -0.5 | 30 -0.9 | 29 -1.4 | 29 -1.9 | 28 -2.3 | 27 -2.8 | 27 -2.8 | 27 -2.8 | 27 -2.8 | 27 -2.8 | 27 -2.8 | 27 -2.8 | 29 -1.7 | 31 -0.6 | 33 0.5 | 35 1.6 | 37 2.7 | 39 3.8 | 38 3.5 | 38 3.1 | 37 2.8 | 36 2.4 | 36 2.1 | 35 1.7 | 35 1.7 | 35 1.7 | 35 1.7 | 35 1.7 | 35 1.7 | 35 1.7 | 36 2 | 36 2.2 | 36 2.5 |
Source: CAMS, Vaisala Xweather
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