Good
Primary Pollutant: O3
O3 | 79 µg/m3 (36) |
PM2.5 | 5 µg/m3 (21) |
PM10 | 5 µg/m3 (5) |
CO | 156 µg/m3 (2) |
NO2 | 4 µg/m3 (2) |
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 | 27 |
O3 | 2.9 (12) | 5 (5) | n/a | 60 (27) | n/a | 1.572 (1) |
Haymarket | 28 |
O3 | n/a | n/a | n/a | 62 (28) | n/a | n/a |
Remington | 26 |
O3 | n/a | n/a | n/a | 58 (26) | n/a | n/a |
Aquia Harbour | 25 |
O3 | n/a | n/a | n/a | 54 (25) | n/a | n/a |
Ashburn | 27 |
O3 | 3.5 (14) | 6 (5) | n/a | 60 (27) | n/a | n/a |
Corbin | 29 |
O3 | n/a | n/a | n/a | 64 (29) | n/a | n/a |
Arlington | 27 |
O3 | n/a | n/a | n/a | 60 (27) | 115 (1) | n/a |
Washington D.C. | 8 |
PM2.5 | 2 (8) | n/a | n/a | n/a | n/a | n/a |
Washington D.C. | 28 |
O3 | n/a | n/a | n/a | 62 (28) | n/a | n/a |
Fairmount Heights | 28 |
O3 | 3 (12) | n/a | n/a | 62 (28) | n/a | n/a |
Source: AirNow (EPA), 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) |
Tuesday, Mar 19 | Wednesday, Mar 20 | Thursday, Mar 21 | Friday, Mar 22 | Saturday, Mar 23 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 |
31 | 32 | 32 | 32 | 32 | 22 | 21 | 26 | 27 | 29 | 31 | 32 | 33 | 34 | 34 | 34 | 34 | 32 | 29 | 27 | 27 | 26 | 23 | 27 | 28 | 27 | 25 | 23 | 20 | 20 | 21 | 24 | 28 | 34 | 36 | 37 | 37 | 38 | 40 | 41 | 41 | 39 | 38 | 35 | 40 | 41 | 39 | 36 | 35 | 36 | 36 | 26 | 25 | 32 | 32 | 30 | 30 | 29 | 28 | 29 | 30 | 31 | 33 | 34 | 35 | 36 | 35 | 37 | 35 | 34 | 34 | 34 | 34 | 34 | 35 | 35 | 36 | 36 | 37 | 36 | 36 | 36 | 37 | 38 | 39 | 39 | 40 | 40 | 40 | 39 | 39 | 39 | 39 | 39 | 39 | 39 | 39 |
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 | 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 | 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 | O3 | O3 | O3 | O3 | O3 |
WNW | NW | WNW | WNW | WNW | W | W | WNW | WNW | WNW | W | W | W | WSW | WSW | SW | SW | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WSW | WSW | WSW | W | W | W | W | W | W | WNW | WNW | WNW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | WNW | NNW | NNW | NNW | NNW | NNW | NNW | NNE | NNE | NNE | NNE | NNE | NNE | ENE | ENE | ENE | ENE | ENE | ENE | SSE | SSE | SSE | SSE | SSE | SSE | SE | SE | SE | SE | SE | SE | SE |
11 18 | 10 16 | 8 13 | 8 12 | 7 11 | 7 11 | 7 12 | 9 14 | 11 18 | 12 20 | 12 20 | 12 20 | 11 18 | 11 18 | 12 19 | 12 20 | 11 17 | 9 14 | 8 12 | 7 11 | 7 11 | 6 10 | 5 9 | 5 9 | 5 9 | 5 9 | 6 10 | 7 11 | 7 11 | 7 11 | 8 12 | 9 14 | 10 16 | 12 19 | 14 23 | 15 25 | 17 27 | 17 28 | 18 28 | 18 29 | 17 28 | 17 27 | 16 26 | 15 25 | 15 24 | 14 23 | 14 22 | 13 21 | 12 20 | 12 19 | 12 19 | 11 18 | 10 17 | 10 16 | 9 14 | 10 16 | 11 19 | 13 21 | 13 21 | 14 22 | 14 23 | 14 22 | 14 22 | 13 22 | 12 19 | 11 17 | 9 15 | 9 14 | 8 14 | 8 13 | 8 12 | 7 11 | 7 11 | 7 11 | 7 12 | 8 13 | 8 13 | 9 14 | 9 14 | 10 15 | 10 16 | 11 17 | 11 18 | 12 19 | 12 20 | 12 20 | 12 20 | 12 20 | 12 20 | 12 20 | 12 20 | 12 19 | 12 19 | 11 18 | 11 17 | 10 17 | 10 16 |
37 2.6 | 35 1.7 | 34 1.2 | 33 0.6 | 33 0.6 | 33 0.6 | 34 1.2 | 37 2.6 | 40 4.4 | 43 6 | 45 7 | 47 8.1 | 49 9.2 | 51 10.5 | 53 11.6 | 54 12.2 | 55 12.6 | 53 11.7 | 52 11.1 | 49 9.5 | 48 8.9 | 48 8.8 | 46 7.7 | 44 6.9 | 43 6.4 | 43 5.9 | 42 5.6 | 41 5.3 | 42 5.6 | 41 5 | 43 6.2 | 46 7.6 | 51 10.6 | 55 12.5 | 58 14.2 | 60 15.5 | 61 16.2 | 62 16.4 | 62 16.6 | 62 16.8 | 60 15.7 | 58 14.5 | 56 13.4 | 53 11.6 | 49 9.7 | 46 7.9 | 44 6.7 | 42 5.6 | 40 4.5 | 38 3.6 | 37 2.7 | 35 1.8 | 35 1.6 | 35 1.4 | 34 1.2 | 37 2.6 | 39 4 | 42 5.4 | 44 6.6 | 46 7.9 | 48 9.1 | 49 9.5 | 50 10 | 51 10.4 | 49 9.6 | 48 8.9 | 47 8.1 | 45 7 | 43 6 | 41 4.9 | 39 3.8 | 37 2.8 | 35 1.7 | 35 1.6 | 35 1.5 | 35 1.5 | 34 1.4 | 34 1.3 | 34 1.2 | 37 2.8 | 40 4.3 | 43 5.9 | 45 7.4 | 48 9 | 51 10.5 | 51 10.3 | 50 10.2 | 50 10 | 50 9.8 | 49 9.7 | 49 9.5 | 48 9 | 47 8.6 | 47 8.1 | 46 7.6 | 45 7.2 | 44 6.7 |
Source: CAMS, Vaisala Xweather
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