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38.88101, -77.10428

Air Quality

Updated 2 hours ago

52

Moderate

Primary Pollutant: PM2.5

O3 29 µg/m3 (13)
PM2.5 13 µg/m3 (52)
PM10 20 µg/m3 (18)
CO 511 µg/m3 (5)
NO2 35 µg/m3 (17)
SO2 2 µg/m3 (1)

Source: AirNow (EPA), Virginia Dept. of Environmental Quality, District of Columbia - Department of Energy and Environment, Maryland Department of the Environment, CAMS

Nearby Stations

Station AQI Primary Pollutant PM2.5 (AQI) PM10 (AQI) NO2 (AQI) OZONE (AQI) CO (AQI) SO2 (AQI)
James S. Long Park

15

O3 n/a n/a 15 (7) 32 (15) n/a n/a
Padonia

68

PM2.5 20 (68) n/a n/a 16 (7) n/a n/a
Howard County Near R

53

PM2.5 13 (53) n/a 21 (10) n/a 401 (4) n/a
Franconia

52

PM2.5 13 (52) n/a n/a 42 (19) n/a 2.62 (1)
Southern Maryland

2

O3 n/a n/a n/a 4 (2) n/a n/a
Sumerduck

1

O3 n/a n/a n/a 2 (1) n/a n/a
Furley

23

O3 n/a n/a n/a 50 (23) n/a n/a
Corbin

6

O3 n/a n/a n/a 14 (6) n/a n/a
Rockville

33

PM2.5 8 (33) n/a n/a 0 (0) n/a n/a
South Carroll

17

O3 n/a n/a n/a 38 (17) n/a n/a

Source: AirNow (EPA), Virginia Dept. of Environmental Quality, Maryland Department of the Environment

Extended Forecast

 
Hour
AQI
Primary
Wind Dir
 
Wind Speed ( mph kmh)
Temp (°F°C)
Tuesday, Jul 16Wednesday, Jul 17Thursday, Jul 18Friday, Jul 19Saturday, Jul 20
9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am
55483936323232313131324047525658616364656565656463626157524741404043455255575959606061636670747167646157545455494137343638394038383737383940423631252020212223222121212631333640434649515252524844
PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5
SSSSSSSSSWSSWSSWSSWSSWSSWSSSSSWSSWSSWSSSSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSWSWWSWWSWSWSWSWSWSWSWWSWWSWWSWWWWWWWWSWWSWWSWSWSWSWWWWWWWWWWWWWWWWWWWSWSWSWSWSWSWWWWWWWWNWWNWWNWWNWWNWWNWW
2 4 3 5 3 5 3 5 5 8 7 11 7 11 7 11 6 9 6 9 6 9 5 8 5 8 5 8 5 8 3 5 3 5 3 5 3 5 3 5 3 5 3 5 3 5 5 8 5 8 6 9 6 9 7 11 8 13 9 15 10 17 10 17 10 17 9 15 8 13 8 13 8 12 7 12 7 11 6 9 5 7 3 5 4 6 4 7 5 8 4 7 4 6 3 5 4 7 5 8 6 9 6 9 6 9 6 9 6 9 6 9 6 9 5 8 4 7 3 5 3 5 3 5 3 5 3 5 3 5 3 5 3 5 3 5 3 5 3 4 2 4 2 4 3 4 3 5 3 6 4 6 4 7 5 8 4 7 4 7 4 6 4 6 4 6 3 5 3 5 3 5 3 5 3 5 3 5 3 5 4 6 4 6 4 6 4 7 4 7 5 8 5 8
82 28 84 29 87 31 89 32 90 32 91 33 92 33 93 34 92 33 90 32 89 32 87 31 85 29 83 28 82 28 80 27 79 26 79 26 78 26 78 26 77 25 77 25 78 26 82 28 85 29 88 31 92 33 93 34 96 36 97 36 97 36 97 36 96 36 94 34 93 34 91 33 88 31 86 30 83 28 82 28 82 28 81 27 80 27 79 26 78 26 79 26 79 26 80 27 83 28 86 30 89 32 90 32 91 33 92 33 92 33 92 33 92 33 90 32 89 31 87 31 86 30 85 29 83 29 82 28 81 27 80 27 80 27 81 27 81 27 81 27 82 28 82 28 84 29 87 31 90 32 92 33 95 35 97 36 96 36 95 35 94 34 93 34 92 33 91 33 89 32 87 31 85 30 84 29 82 28 80 27 80 27 81 27 81 27 81 27 82 28 82 28 85 29

Source: CAMS

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