39.07039, -76.54524

Air Quality

Updated 30 minutes ago

39

Good

Primary Pollutant: PM2.5

O3 48 µg/m3 (22)
PM2.5 10 µg/m3 (39)
PM10 17 µg/m3 (15)
CO 149 µg/m3 (1)
NO2 24 µg/m3 (12)
SO2 3 µg/m3 (2)

Source: CAMS, Vaisala Xweather

Nearby Stations

Station AQI Primary Pollutant PM2.5 (AQI) PM10 (AQI) NO2 (AQI) OZONE (AQI) CO (AQI) SO2 (AQI)
Rose Hill

28

PM2.5 6.7 (28) 9 (8) n/a 59 (27) n/a 2.62 (1)
Arlington

23

O3 n/a n/a 17 (8) 51 (23) 344 (3) n/a
Washington D.C.

21

PM2.5 5 (21) n/a n/a n/a n/a n/a
Washington D.C.

33

PM2.5 8 (33) 16 (15) 21 (10) 55 (25) 344 (3) n/a
Fairmount Heights

27

O3 6 (25) n/a 15 (8) 59 (27) n/a n/a
Takoma Park

23

O3 n/a n/a 21 (11) 51 (23) n/a n/a
Fairmount Heights

8

NO2 1.5 (6) n/a 16 (8) n/a 229 (2) n/a
Cambridge

28

O3 6 (25) n/a n/a 61 (28) n/a 0 (0)
Essex

28

O3 n/a n/a 14 (7) 61 (28) 229 (2) 0.524 (0)
Cockeysville

29

PM2.5 7 (29) n/a n/a n/a n/a n/a

Source: Virginia Dept. of Environmental Quality, District of Columbia - Department of Energy and Environment, Maryland Department of the Environment

Extended Forecast

 
Hour
AQI
Primary
Wind Dir
 
Wind Speed ( mph kmh)
Temp (°F°C)
Saturday, Jan 18Sunday, Jan 19Monday, Jan 20Tuesday, Jan 21Wednesday, Jan 22
4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm
40404039475462676871717575706661545342454950463321192526272629313132323230292728293032333332313130292925292827262625252526262626272728333232323131303333383842465050525454545459616161565350464240
PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5
SSSSSWSWSWWWWWNWWNWNWNWNNWNNNNNENNENNENNENNENNNNWNNWNNWNWNWNWNWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWWWWWWNWNWNWNWNWNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNW
5 9 4 7 4 7 4 7 4 7 3 5 4 6 3 5 3 5 4 6 4 7 4 7 4 7 4 7 6 9 7 11 7 11 8 13 8 13 8 13 9 14 9 14 9 14 10 16 11 18 12 20 13 22 15 23 15 24 16 25 16 25 15 23 13 22 13 21 12 20 12 20 12 20 12 20 13 20 13 20 14 23 15 25 17 27 17 28 18 28 18 29 18 28 17 28 17 27 15 24 13 21 11 18 11 18 11 18 11 18 11 18 11 18 12 19 11 18 11 17 10 16 10 16 9 15 9 14 9 14 9 14 8 14 8 13 8 13 8 13 7 11 6 10 5 8 4 7 4 6 3 4 3 5 3 5 3 5 3 5 3 5 4 6 4 6 4 7 5 7 5 8 5 8 6 9 6 10 6 10 7 11 7 12 8 12 8 13 7 12 7 11 6 10
44 6.6 42 5.6 40 4.5 38 3.4 37 2.8 37 2.7 37 2.6 36 2.2 36 2.2 35 1.7 35 1.7 34 1.2 34 0.9 34 0.9 34 1 34 1 34 1.2 34 1.2 34 1.2 34 1.2 33 0.6 33 0.6 33 0.6 32 0.1 32 0 30 -1.1 29 -1.6 28 -2.3 27 -2.7 26 -3.1 26 -3.3 25 -3.8 24 -4.4 23 -5 23 -5.2 22 -5.5 22 -5.6 21 -5.9 21 -6.3 20 -6.6 21 -5.9 23 -5.1 24 -4.4 24 -4.3 24 -4.2 25 -4.1 24 -4.4 24 -4.7 23 -5 21 -6.1 19 -7.2 17 -8.3 16 -9 15 -9.6 13 -10.3 12 -11 11 -11.6 10 -12.3 10 -12.3 10 -12.3 10 -12.3 10 -12.3 10 -12.3 10 -12.3 12 -11.2 14 -10 16 -8.9 18 -7.8 20 -6.6 22 -5.5 22 -5.6 22 -5.7 21 -5.9 21 -6 21 -6.1 21 -6.2 20 -6.6 20 -6.9 19 -7.3 18 -7.6 18 -8 17 -8.3 16 -8.9 15 -9.4 14 -10 13 -10.5 12 -11.1 11 -11.6 13 -10.7 14 -9.8 16 -8.9 18 -8 19 -7.2 21 -6.3 20 -6.6 20 -6.9 19 -7.2

Source: CAMS, Vaisala Xweather

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