Good
Primary Pollutant: O3
O3 | 68 µg/m3 (31) |
PM2.5 | 7 µg/m3 (29) |
PM10 | 20 µg/m3 (18) |
CO | 238 µg/m3 (2) |
NO2 | 6 µg/m3 (3) |
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 | 37 |
O3 | 5.5 (23) | 11 (10) | n/a | 82 (37) | n/a | 1.31 (1) |
Arlington | 37 |
O3 | n/a | n/a | 6.392 (3) | 82 (37) | 115 (1) | n/a |
Washington D.C. | 29 |
PM2.5 | 7 (29) | n/a | n/a | n/a | n/a | n/a |
Washington D.C. | 39 |
O3 | 4 (17) | n/a | 8.46 (4) | 86 (39) | 344 (3) | n/a |
Fairmount Heights | 33 |
O3 | 3 (12) | n/a | 9.024 (4) | 73 (33) | n/a | n/a |
Takoma Park | 33 |
O3 | n/a | n/a | n/a | 73 (33) | n/a | n/a |
Fairmount Heights | 12 |
PM2.5 | 3 (12) | n/a | 17 (9) | n/a | 344 (3) | n/a |
Barstow | 38 |
O3 | n/a | n/a | n/a | 84 (38) | n/a | n/a |
Essex | 40 |
O3 | n/a | n/a | 4.888 (2) | 88 (40) | 115 (1) | 0 (0) |
Eldersburg | 36 |
O3 | n/a | n/a | n/a | 78 (36) | n/a | n/a |
Source: Virginia Dept. of Environmental Quality, District of Columbia - Department of Energy and Environment, Maryland Department of the Environment
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Monday, May 13 | Tuesday, May 14 | Wednesday, May 15 | Thursday, May 16 | Friday, May 17 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 10pm | 11pm |
32 | 32 | 33 | 33 | 26 | 24 | 22 | 21 | 20 | 21 | 21 | 24 | 27 | 29 | 31 | 33 | 34 | 34 | 32 | 32 | 33 | 32 | 32 | 30 | 29 | 33 | 34 | 33 | 33 | 33 | 30 | 30 | 32 | 33 | 33 | 33 | 33 | 34 | 34 | 34 | 34 | 34 | 35 | 33 | 32 | 33 | 32 | 31 | 29 | 27 | 27 | 28 | 28 | 29 | 27 | 27 | 27 | 25 | 27 | 27 | 30 | 34 | 38 | 43 | 43 | 45 | 47 | 31 | 31 | 30 | 30 | 31 | 31 | 32 | 32 | 33 | 33 | 32 | 32 | 31 | 31 | 30 | 30 | 30 | 31 | 31 | 31 | 31 | 32 | 33 | 33 | 38 | 38 | 38 | 33 | 33 | 29 |
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 | 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 |
S | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | S | S | S | S | S | SSE | SSE | S | S | S | S | S | S | S | S | S | S | SSE | SSE | SE | SE | SE | SE | SE | SE | ESE | ESE | ESE | E | E | E | E | E | ENE | ENE | ENE | ENE | NE | NE | NE | NE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | N | N | N | NNE | NNE | NNE | NNE | NE | NE | NE | NE | ENE | ENE | E | E | E | E | E | ESE | ESE | E | ESE |
14 22 | 13 21 | 12 19 | 10 16 | 8 13 | 8 13 | 8 13 | 9 14 | 8 13 | 9 14 | 7 12 | 8 13 | 9 14 | 9 14 | 10 15 | 10 15 | 11 18 | 13 20 | 14 22 | 16 25 | 15 24 | 16 25 | 15 24 | 13 22 | 12 20 | 11 17 | 10 16 | 11 17 | 9 14 | 9 15 | 10 15 | 10 16 | 10 16 | 11 17 | 10 16 | 10 16 | 9 15 | 9 15 | 10 17 | 11 18 | 10 16 | 10 16 | 10 17 | 10 15 | 10 16 | 10 16 | 10 17 | 10 16 | 10 16 | 10 15 | 9 15 | 9 15 | 10 15 | 10 16 | 10 17 | 10 17 | 10 16 | 11 17 | 11 18 | 12 20 | 13 21 | 13 21 | 13 22 | 12 20 | 11 19 | 12 19 | 11 18 | 11 18 | 10 17 | 10 15 | 9 14 | 9 15 | 9 14 | 8 12 | 7 12 | 6 10 | 7 11 | 7 11 | 8 12 | 8 13 | 7 12 | 7 12 | 7 11 | 7 11 | 6 10 | 5 8 | 5 8 | 4 7 | 6 10 | 7 11 | 6 10 | 7 11 | 7 11 | 7 12 | 8 12 | 8 13 | 8 12 |
62 16.8 | 62 16.4 | 61 16 | 60 15.8 | 60 15.8 | 60 15.8 | 60 15.8 | 61 16.1 | 62 16.7 | 63 17.4 | 64 18 | 66 19.1 | 69 20.4 | 68 20.1 | 69 20.4 | 70 21.1 | 71 21.6 | 69 20.5 | 68 20 | 67 19.7 | 66 19.1 | 65 18.3 | 65 18.3 | 65 18.3 | 65 18.2 | 64 18 | 64 17.9 | 63 17.2 | 63 17.1 | 63 17.3 | 63 17.2 | 63 17.1 | 63 17.2 | 63 17.2 | 63 17 | 63 17.2 | 63 17.3 | 64 17.6 | 64 17.6 | 64 17.8 | 66 18.6 | 65 18.4 | 65 18.2 | 64 17.8 | 63 17.3 | 62 16.9 | 62 16.8 | 62 16.7 | 62 16.5 | 61 16.3 | 61 16 | 60 15.8 | 61 15.9 | 61 16 | 61 16.1 | 61 16.1 | 61 16.2 | 61 16.2 | 63 17 | 64 17.7 | 65 18.5 | 66 19 | 67 19.5 | 68 20 | 68 19.9 | 68 19.8 | 68 19.7 | 67 19.4 | 66 19.1 | 66 18.8 | 65 18.3 | 64 17.7 | 63 17.2 | 62 16.9 | 62 16.7 | 62 16.4 | 61 16.3 | 61 16.2 | 61 16.1 | 62 16.5 | 62 16.9 | 63 17.3 | 65 18.4 | 67 19.4 | 69 20.4 | 69 20.6 | 69 20.7 | 70 20.8 | 70 20.8 | 70 20.9 | 70 20.9 | 69 20.5 | 68 20.2 | 68 19.8 | 66 19.1 | 65 18.5 | 64 17.8 |
Source: CAMS, Vaisala Xweather
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