Good
Primary Pollutant: PM2.5
O3 | 28 µg/m3 (13) |
PM2.5 | 9 µg/m3 (36) |
PM10 | 15 µg/m3 (14) |
CO | 201 µg/m3 (2) |
NO2 | 12 µg/m3 (6) |
SO2 | 1 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 | 29 |
O3 | 5.5 (23) | 13 (12) | n/a | 65 (29) | n/a | 1.048 (1) |
Middleway | 24 |
O3 | 5.6 (23) | 15 (14) | n/a | 53 (24) | n/a | n/a |
Haymarket | 27 |
O3 | n/a | n/a | 3.572 (2) | 59 (27) | n/a | n/a |
Remington | 31 |
O3 | n/a | n/a | n/a | 69 (31) | n/a | n/a |
Aquia Harbour | 29 |
O3 | n/a | n/a | n/a | 65 (29) | n/a | n/a |
Ashburn | 31 |
O3 | 6.6 (27) | 14 (13) | 3.384 (2) | 69 (31) | n/a | n/a |
Arlington | 29 |
O3 | n/a | n/a | 6.204 (3) | 65 (29) | 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. | 33 |
PM2.5 | 8 (33) | n/a | 3.008 (1) | 69 (31) | 344 (3) | n/a |
Fairmount Heights | 30 |
O3 | 5 (21) | n/a | 6.956 (3) | 67 (30) | 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) |
Saturday, May 4 | Sunday, May 5 | Monday, May 6 | Tuesday, May 7 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 10pm | 11pm | 12am |
36 | 36 | 35 | 35 | 24 | 24 | 23 | 22 | 22 | 22 | 23 | 23 | 25 | 28 | 28 | 27 | 26 | 25 | 24 | 23 | 23 | 21 | 21 | 22 | 23 | 23 | 23 | 24 | 23 | 23 | 24 | 24 | 23 | 22 | 23 | 24 | 25 | 26 | 26 | 24 | 27 | 26 | 25 | 24 | 25 | 24 | 20 | 19 | 19 | 21 | 25 | 29 | 32 | 37 | 33 | 38 | 33 | 37 | 41 | 41 | 48 | 46 | 45 | 46 | 44 | 43 | 46 | 52 | 60 | 72 | 77 | 81 | 81 | 72 | 64 | 62 | 60 | 58 | 58 | 62 | 62 | 62 | 61 | 63 | 63 | 65 | 86 | 77 | 67 | 57 | 58 | 60 | 62 | 61 | 59 | 57 | 56 |
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 | 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 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | 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 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 |
ESE | E | E | E | E | E | E | ESE | ESE | ESE | ESE | ESE | E | E | ESE | ESE | ESE | ESE | ESE | E | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | ESE | SE | SE | SE | SSE | SSE | S | S | SSE | S | S | S | SSE | SSE | SSE | S | S | S | S | SSW | SSW | SSW | SW | SW | SW | WSW | WSW | WSW | SW | SSW | SSW | SW | WSW | WSW | WSW | SSW | S | W | NW | W | NW | N | NNW | WNW | NW | NW | NNW | N | N | N | NNE | NE | ENE | E | ESE | S | S | S | SSE | SSE | SSE | S | SSE | SSE | S |
8 13 | 7 11 | 7 11 | 6 10 | 6 10 | 6 10 | 6 9 | 6 10 | 7 10 | 7 11 | 7 11 | 7 11 | 6 10 | 6 10 | 8 12 | 9 14 | 9 14 | 9 14 | 10 15 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 9 15 | 9 14 | 9 14 | 9 14 | 9 14 | 8 13 | 8 13 | 7 12 | 7 11 | 7 12 | 9 14 | 9 15 | 9 15 | 9 15 | 10 15 | 9 15 | 9 15 | 8 13 | 7 11 | 6 9 | 6 10 | 5 8 | 5 8 | 5 9 | 5 8 | 5 8 | 5 8 | 4 7 | 4 7 | 3 5 | 3 5 | 3 5 | 3 5 | 3 4 | 2 3 | 2 3 | 2 4 | 2 4 | 3 5 | 3 5 | 3 6 | 3 5 | 2 3 | 2 3 | 2 4 | 1 2 | 3 4 | 2 3 | 1 2 | 2 3 | 2 2 | 1 2 | 3 4 | 3 5 | 2 4 | 3 5 | 4 6 | 4 7 | 4 6 | 3 5 | 2 3 | 1 1 | 1 2 | 1 2 | 1 2 | 2 3 | 3 4 | 4 6 | 5 8 | 5 8 | 5 9 | 6 9 | 6 9 |
60 15.3 | 58 14.5 | 57 13.7 | 56 13.4 | 56 13.1 | 55 12.9 | 55 12.8 | 54 12.3 | 54 12.1 | 54 12.2 | 55 12.6 | 55 12.8 | 55 13 | 56 13.2 | 56 13.4 | 57 13.6 | 57 13.9 | 57 14 | 57 13.7 | 56 13.3 | 55 13 | 55 12.7 | 55 12.5 | 55 12.5 | 54 12.4 | 54 12.4 | 55 12.5 | 55 12.5 | 54 12.4 | 55 12.6 | 55 13 | 56 13.5 | 57 14.1 | 59 15 | 61 16.1 | 63 17 | 64 18 | 66 19 | 68 19.8 | 68 20.3 | 70 21.3 | 72 22.3 | 72 22 | 71 21.8 | 71 21.5 | 69 20.5 | 67 19.5 | 65 18.6 | 65 18.3 | 64 18 | 64 17.7 | 64 17.7 | 64 17.7 | 64 17.7 | 64 17.9 | 65 18.2 | 65 18.4 | 67 19.6 | 69 20.8 | 71 21.9 | 74 23.3 | 76 24.6 | 79 26 | 79 25.9 | 78 25.8 | 78 25.6 | 77 25.2 | 76 24.7 | 75 24.2 | 73 23 | 71 21.9 | 69 20.7 | 68 20.2 | 68 19.8 | 67 19.3 | 66 18.8 | 65 18.3 | 64 17.8 | 65 18.3 | 66 18.7 | 66 19 | 68 20.2 | 70 21.3 | 72 22.4 | 74 23.2 | 75 24.1 | 77 24.9 | 78 25.4 | 79 26 | 80 26.6 | 78 25.7 | 77 24.8 | 75 23.9 | 73 22.9 | 71 21.9 | 70 20.9 | 69 20.4 |
Source: CAMS, Vaisala Xweather
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