Air Quality

Updated 39 minutes ago

30

Good

Primary Pollutant: O3

O3 65 µg/m3 (30)
PM2.5 3 µg/m3 (11)
PM10 7 µg/m3 (6)
CO 138 µg/m3 (1)
NO2 2 µg/m3 (1)
SO2 2 µg/m3 (1)

Source: CAMS, Vaisala Xweather

Nearby Stations

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

34

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

29

O3 n/a n/a n/a 64 (29) n/a n/a
Portsmouth

29

O3 3.6 (15) 7 (6) n/a 64 (29) n/a 3.668 (2)
Temple

35

O3 3.1 (13) 5 (5) n/a 76 (35) 115 (1) 0 (0)
New Castle

29

O3 n/a n/a n/a 64 (29) n/a n/a
Londonderry

37

O3 3.3 (14) 7 (6) n/a 82 (37) 115 (1) 1.572 (1)
Lowell

33

O3 3.3 (14) n/a n/a 72 (33) n/a n/a
South Boston

16

PM2.5 3.8 (16) n/a n/a n/a 229 (2) n/a
Cherry Valley

32

O3 n/a n/a n/a 70 (32) n/a n/a

Source: AirNow (EPA), New Hampshire Dept. of Environmental Services, Massachusetts Dept. of Environmental Protection

Extended Forecast

 
Hour
AQI
Primary
Wind Dir
 
Wind Speed ( mph kmh)
Temp (°F°C)
Thursday, Apr 25Friday, Apr 26Saturday, Apr 27Sunday, Apr 28Monday, Apr 29
4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am
31323334373435363636373736363634272726202021222424232327253035373938373939393937333027222525272729313536442935383940434546484845363333363837363534343332333842424646464445464652535452525050505050
O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3PM2.5O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5
NNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNWNNWNNWNNENEENESSWWNWNNWNNWNNWNNWNNWNNWNNWNNNENNNNNWWNWNWSSWSESSESSSWSSWSWWSWWWWNWWNWNWNNWNNWNESSSSSSSSSSESESESESSSWSWSWSWSSWSWSWSSSSSSWSSWSSWSSWSSWSSWSSWSSWSSESESESSESSSSNWNNENW
5 8 4 7 4 6 5 8 6 10 6 9 5 8 5 8 5 8 5 8 5 8 5 8 5 8 5 8 5 8 4 7 3 5 1 2 2 3 3 5 3 4 3 6 4 7 4 6 4 7 4 7 4 7 4 7 3 5 3 5 3 5 3 5 2 4 2 3 1 2 1 2 2 3 1 2 1 1 7 11 7 11 6 10 5 8 6 10 5 8 5 7 4 7 3 5 3 5 4 6 3 5 2 3 1 2 0 0 1 2 2 4 3 5 3 5 4 6 4 7 4 7 5 8 6 10 7 12 7 11 5 8 3 6 4 7 5 8 5 8 5 8 4 7 5 7 5 7 4 6 4 6 5 8 5 8 4 7 5 7 5 8 4 7 4 7 3 5 3 4 2 4 2 3 3 5 3 5 3 5 2 4 2 4 2 3 2 3 1 1 1 2 1 1
32 -0.3 30 -1 29 -1.7 30 -0.9 34 1 37 2.8 40 4.7 44 6.6 47 8.4 50 10 52 11.2 54 12.1 54 12.5 54 12.4 54 12 51 10.7 47 8.2 43 6.3 41 4.9 38 3.5 36 2.2 34 1.3 33 0.3 31 -0.6 30 -1.2 29 -1.6 29 -1.9 31 -0.4 38 3.2 44 6.9 49 9.3 51 10.5 53 11.6 55 12.5 56 13.4 57 14 58 14.3 58 14.2 57 13.8 54 12.5 49 9.7 49 9.5 46 7.8 43 6.1 42 5.3 40 4.6 39 3.9 38 3.4 37 2.7 36 2.2 39 3.7 42 5.3 44 6.9 49 9.6 54 12.2 59 14.7 60 15.7 62 16.8 64 17.8 64 17.8 64 17.9 64 18 61 16.1 58 14.4 55 12.6 52 11.4 50 10.2 48 8.9 47 8.2 46 7.6 44 6.9 44 6.6 44 6.4 43 6.1 44 6.8 45 7.5 47 8.2 50 9.9 53 11.6 56 13.4 59 15.1 62 16.9 65 18.6 66 19.1 67 19.5 68 19.9 67 19.2 65 18.5 64 17.8 61 16.3 59 14.8 56 13.3 55 12.7 54 12.1 53 11.5 52 11.3 52 11.1

Source: CAMS, Vaisala Xweather

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