Moderate
Primary Pollutant: PM10
O3 | 84 µg/m3 (38) |
PM2.5 | 10 µg/m3 (41) |
PM10 | 66 µg/m3 (56) |
CO | 329 µg/m3 (3) |
NO2 | 21 µg/m3 (10) |
SO2 | 5 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 | 43 |
O3 | 4.7 (19) | 13 (12) | n/a | 94 (43) | n/a | 1.572 (1) |
Haymarket | 44 |
O3 | n/a | n/a | n/a | 96 (44) | n/a | n/a |
Remington | 45 |
O3 | n/a | n/a | n/a | 100 (45) | n/a | n/a |
Aquia Harbour | 43 |
O3 | n/a | n/a | n/a | 94 (43) | n/a | n/a |
Ashburn | 42 |
O3 | 4.9 (20) | 15 (14) | n/a | 92 (42) | n/a | n/a |
Arlington | 43 |
O3 | n/a | n/a | n/a | 94 (43) | 0 (0) | n/a |
Washington D.C. | 29 |
PM2.5 | 7 (29) | n/a | n/a | n/a | n/a | n/a |
Washington D.C. | 45 |
O3 | 4 (17) | n/a | n/a | 98 (45) | n/a | n/a |
Fairmount Heights | 42 |
O3 | n/a | n/a | n/a | 92 (42) | n/a | n/a |
Takoma Park | 39 |
O3 | n/a | n/a | n/a | 86 (39) | 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, Apr 23 | Wednesday, Apr 24 | Thursday, Apr 25 | Friday, Apr 26 | Saturday, Apr 27 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm |
56 | 54 | 44 | 47 | 38 | 37 | 36 | 33 | 31 | 29 | 29 | 31 | 31 | 36 | 41 | 42 | 42 | 43 | 43 | 43 | 41 | 39 | 38 | 35 | 32 | 33 | 31 | 29 | 26 | 24 | 24 | 24 | 23 | 21 | 21 | 24 | 26 | 27 | 28 | 29 | 31 | 33 | 36 | 37 | 39 | 39 | 37 | 34 | 30 | 28 | 29 | 29 | 29 | 31 | 29 | 31 | 29 | 30 | 29 | 33 | 39 | 40 | 41 | 45 | 47 | 48 | 46 | 45 | 41 | 46 | 44 | 43 | 42 | 41 | 41 | 40 | 40 | 40 | 40 | 40 | 40 | 39 | 39 | 38 | 36 | 34 | 33 | 34 | 35 | 36 | 38 | 39 | 40 | 40 | 39 | 38 | 38 |
PM10 | PM10 | PM2.5 | PM2.5 | 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 | 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 | O3 |
S | S | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | WSW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | NW | NNW | NNW | NNW | N | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NE | NE | NE | NE | NE | NE | NE | NE | ENE | E | ESE | ESE | ESE | ESE | ESE | SE | SE | SE | ESE | E | E | ENE | E | E | ESE | ESE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SSE | SSE | SSE | SSE | S | S | S | SSE | SSE | SE | SE |
10 16 | 11 18 | 12 19 | 12 19 | 12 20 | 12 20 | 12 19 | 10 16 | 10 15 | 8 14 | 9 14 | 8 14 | 8 13 | 8 13 | 10 16 | 11 18 | 12 20 | 13 20 | 12 19 | 12 19 | 12 19 | 12 19 | 11 17 | 9 15 | 9 14 | 9 14 | 9 15 | 8 14 | 9 14 | 9 14 | 8 13 | 8 13 | 8 13 | 8 12 | 7 12 | 8 12 | 7 12 | 6 10 | 6 10 | 5 9 | 5 7 | 4 7 | 4 6 | 3 5 | 3 4 | 3 5 | 4 6 | 5 8 | 5 8 | 5 8 | 5 9 | 5 8 | 4 6 | 3 5 | 2 4 | 2 2 | 2 3 | 3 4 | 3 5 | 3 6 | 4 7 | 5 8 | 6 10 | 7 11 | 8 13 | 8 13 | 8 14 | 8 14 | 9 14 | 9 14 | 8 14 | 9 14 | 9 14 | 9 14 | 8 13 | 7 12 | 6 9 | 5 7 | 4 7 | 5 8 | 4 6 | 4 6 | 4 7 | 4 7 | 5 8 | 6 10 | 7 11 | 6 10 | 6 10 | 6 10 | 6 10 | 6 10 | 6 10 | 6 9 | 7 11 | 7 11 | 6 10 |
65 18.4 | 64 17.6 | 62 16.8 | 61 16.1 | 60 15.5 | 59 15.1 | 59 15.1 | 59 15.1 | 59 14.9 | 58 14.7 | 58 14.5 | 59 15.2 | 63 17.1 | 67 19.3 | 70 20.9 | 71 21.6 | 72 22.3 | 73 22.7 | 73 22.6 | 73 22.5 | 72 22.1 | 70 21 | 68 19.8 | 65 18.2 | 62 16.6 | 59 15.2 | 57 14 | 55 12.9 | 53 11.9 | 51 10.7 | 50 9.7 | 48 8.8 | 46 7.9 | 45 7.4 | 45 7.1 | 46 7.6 | 49 9.5 | 51 10.8 | 54 12 | 56 13.1 | 58 14.2 | 60 15.3 | 60 15.6 | 61 15.9 | 61 16.2 | 60 15.5 | 59 14.9 | 58 14.2 | 55 12.9 | 53 11.7 | 51 10.4 | 49 9.7 | 48 9 | 47 8.3 | 46 8 | 46 7.7 | 45 7.4 | 46 7.8 | 47 8.3 | 48 8.7 | 51 10.8 | 55 12.9 | 59 15 | 61 16 | 63 17 | 64 18 | 65 18.4 | 66 18.7 | 66 19.1 | 65 18.1 | 63 17.1 | 61 16.1 | 58 14.4 | 55 12.7 | 52 11 | 50 10.3 | 49 9.6 | 48 8.9 | 48 8.8 | 48 8.7 | 48 8.7 | 49 9.3 | 50 9.9 | 51 10.5 | 53 11.7 | 55 13 | 58 14.2 | 60 15.3 | 62 16.5 | 64 17.7 | 64 18 | 65 18.4 | 66 18.7 | 65 18.4 | 65 18.2 | 64 17.9 | 62 16.5 |
Source: CAMS, Vaisala Xweather
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