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Air Quality

Updated 12 minutes ago

34

Good

Primary Pollutant: O3

O3 75 µg/m3 (34)
PM2.5 6 µg/m3 (25)
CO 137 µg/m3 (1)
NO2 3 µg/m3 (1)
SO2 3 µg/m3 (1)

Source: AirNow (EPA), Virginia Dept. of Environmental Quality, 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)
River_terrace

33

O3 6 (25) n/a 5.64 (3) 72 (33) n/a n/a
Mcmillan Reservoir

37

O3 3 (12) n/a 3.76 (2) 82 (37) n/a n/a
Takomarec

34

O3 n/a n/a 11 (6) 74 (34) n/a n/a
Dcnearroad

17

PM2.5 4 (17) n/a 5.64 (3) n/a 195 (2) n/a
Baltimore County Nea

8

NO2 n/a n/a 17 (8) n/a n/a n/a
Howard County Near R

6

NO2 0 (0) n/a 11 (6) n/a 275 (3) n/a
Rockville

33

O3 6 (25) n/a n/a 72 (33) n/a n/a
Hu-Beltsville

32

O3 n/a n/a 1.88 (1) 70 (32) 92 (1) 0 (0)
Beltsville

34

O3 n/a n/a n/a 74 (34) n/a n/a
Hagerstown

30

O3 6 (25) n/a n/a 66 (30) n/a n/a

Source: AirNow (EPA), District of Columbia - Department of Energy and Environment, Maryland Department of the Environment, EPA Office of Atmospheric Programs

Extended Forecast

 
Hour
AQI
Primary
Wind Dir
 
Wind Speed ( mph kmh)
Temp (°F°C)
Tuesday, Jun 15Wednesday, Jun 16Thursday, Jun 17Friday, Jun 18Saturday, Jun 19
7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm
31313131303030292928282727263136364242474747474242363636313131313131313131313642474747476060604742363838386464646438383838384247797979797979796047424242424247474242423838383838424747606047474742
O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3
NWNWWNWNWWNWWNWNWNWNWNWNWWNWNWNWNWNWNNWNNWNNWNNWNNWNWNWNNWNNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWNWWSWWSWWSWWSWWSWWSWWSWWSWWSWSWSWSWSSWSSWSSWSSWSSWSSWSSSSSSSSSSWSWSWSWSWSWSWSWSWSWSWSWWSWWSWWSWWSWWSWWSW
8 13 6 9 6 9 5 8 5 8 6 9 5 8 5 8 5 8 5 8 4 7 3 5 5 8 6 9 7 11 7 11 8 13 8 13 9 15 8 13 8 13 8 13 7 12 7 11 5 9 3 5 3 5 3 5 4 7 4 7 3 5 3 5 3 5 3 5 3 5 3 5 4 6 4 7 5 8 5 8 6 9 6 9 6 9 6 9 6 9 6 9 6 9 5 7 3 6 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 2 4 3 6 5 7 6 9 7 11 7 12 8 13 8 14 9 14 9 15 8 13 7 11 6 9 6 9 5 9 5 8 5 8 5 8 5 8 4 7 4 7 4 6 4 6 4 6 3 5 4 7 5 9 6 10 7 12 8 13 9 15 9 14 8 13 7 11 6 10 6 9
75 24 73 23 70 21 67 20 66 19 65 18 64 18 63 17 61 16 60 16 59 15 58 14 59 15 63 17 65 19 68 20 70 21 72 22 74 23 75 24 76 25 77 25 76 24 75 24 74 23 72 22 68 20 66 19 63 17 61 16 60 15 59 15 57 14 55 13 55 13 55 13 58 14 60 16 64 18 67 19 71 21 72 22 74 23 75 24 76 24 76 24 76 25 75 24 73 23 72 22 69 21 66 19 63 17 62 16 60 16 59 15 58 14 57 14 56 13 58 15 60 16 62 17 67 20 72 22 77 25 79 26 81 27 83 29 84 29 84 29 85 29 83 28 81 27 80 27 78 26 77 25 75 24 74 23 72 22 71 22 71 22 71 22 71 22 71 22 71 22 71 22 73 23 76 24 78 26 81 27 83 29 86 30 85 30 84 29 83 29 83 28 82 28

Source: CAMS

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