39.64176, -77.71999

Air Quality

Updated 43 minutes ago

32

Good

Primary Pollutant: PM2.5

O3 38 µg/m3 (17)
PM2.5 8 µg/m3 (32)
PM10 12 µg/m3 (11)
CO 478 µg/m3 (5)
NO2 19 µg/m3 (9)
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)
Middleway

37

PM2.5 9 (37) 19 (17) n/a 29 (13) n/a n/a
Ashburn

33

PM2.5 8 (33) 15 (14) 15 (8) 41 (19) n/a n/a
Martinsburg

3

O3 n/a n/a n/a 5.88 (3) n/a n/a
Arendtsville

45

PM2.5 11 (45) n/a n/a 51 (23) n/a n/a
Fayetteville

22

O3 n/a n/a n/a 49 (22) n/a n/a
Arendtsville

25

O3 n/a n/a n/a 54 (25) n/a n/a
Eldersburg

26

O3 n/a n/a n/a 57 (26) n/a n/a
Derwood

17

PM2.5 4 (17) n/a n/a 20 (9) n/a n/a
Saint James

33

PM2.5 8 (33) n/a n/a 25 (12) n/a n/a
Frederick

10

O3 n/a n/a n/a 22 (10) n/a n/a

Source: Virginia Dept. of Environmental Quality, West Virginia Division of Air Quality - Wheeling, Pennsylvania Dept. of Environmental Protection, AirNow (EPA), EPA Office of Atmospheric Protection, Maryland Department of the Environment

Extended Forecast

 
Hour
AQI
Primary
Wind Dir
 
Wind Speed ( mph kmh)
Temp (°F°C)
Friday, Apr 26Saturday, Apr 27Sunday, Apr 28Monday, Apr 29Tuesday, Apr 30
8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am
32273038434141403941413832282625242322212021222325262829303132323231313130302927252524232322201921273339434447494960727065707071767250423838383846525353596571696866525660616062636565656361615961
PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5
SESESESESSESSESSESSESSESESESESESESESESSESSESSESSESSESSESSESSESSESSESSESSESSESSESSESSESSESSESSSSESSESSESSESSESSESSESSESSSSSSWSWSWSWWSWWSWWSWWSWWSWSWSWSWSSWSSWSSWSWSSWSWSSWSSWSWSWSWWSWWSWWWSWWSWWNWWSWSSSESSESESEWNWWENEESENNNWNNENWWWSWSWWNW
3 4 4 7 7 11 8 13 9 15 9 15 9 15 9 15 9 15 9 14 8 13 7 12 9 14 11 18 12 19 11 18 11 17 9 15 9 14 9 14 8 13 8 13 7 12 7 12 8 13 9 15 10 16 10 16 10 17 11 17 11 17 10 16 11 18 11 17 11 18 10 15 8 13 7 11 7 11 7 11 7 11 6 10 6 10 5 8 5 8 5 8 4 6 4 6 4 6 4 6 4 7 5 9 6 9 5 9 5 8 5 9 6 9 5 9 6 9 5 9 5 8 5 7 4 7 4 6 3 5 3 5 2 4 2 4 3 4 3 4 2 4 2 3 2 4 2 4 3 6 3 5 4 7 3 5 3 5 5 8 6 10 6 9 6 9 4 6 4 7 10 16 6 10 1 1 3 4 2 4 2 2 2 3 1 2 2 3 1 2 1 1 1 2
46 7.7 50 10.1 54 12.1 57 14.1 59 15.1 61 16.1 62 16.7 62 16.8 63 17 63 17.1 62 16.6 60 15.7 57 14 55 12.5 53 11.5 51 10.4 49 9.5 48 8.7 46 8 45 7.3 45 7 46 7.6 47 8.1 48 8.7 49 9.5 50 10.2 52 11.2 53 11.8 55 12.8 57 13.8 58 14.6 61 16.1 62 16.8 63 17.1 63 17.1 62 16.6 61 15.9 57 14.2 57 13.8 56 13.3 55 12.8 54 12.2 53 11.7 53 11.5 52 11.4 52 11.2 52 11.4 53 11.6 53 11.8 58 14.3 62 16.8 67 19.2 71 21.5 75 23.8 79 26 80 26.6 81 27.2 82 27.8 80 26.5 77 25.1 75 23.7 72 22.2 69 20.7 67 19.2 65 18.4 64 17.7 62 16.9 61 16.2 60 15.6 59 14.8 60 15.4 61 15.9 62 16.5 66 19.1 71 21.7 76 24.3 78 25.5 80 26.7 82 27.9 83 28.4 84 28.9 85 29.5 83 28.1 80 26.8 78 25.4 75 24.1 73 22.8 71 21.4 69 20.7 68 20 67 19.3 65 18.5 64 17.7 62 16.9 63 17.2 64 17.5 64 17.9

Source: CAMS, Vaisala Xweather

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