42.606629, -71.62914

Air Quality

Updated 36 minutes ago

25

Good

Primary Pollutant: O3

O3 55 µg/m3 (25)
PM2.5 4 µg/m3 (17)
PM10 14 µg/m3 (13)
CO 253 µg/m3 (2)
NO2 7 µg/m3 (3)
SO2 1 µg/m3 (0)

Source: CAMS, Vaisala Xweather

Nearby Stations

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

29

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

26

O3 n/a n/a n/a 58 (26) n/a n/a
Temple

31

O3 3.1 (13) 6 (5) n/a 68 (31) 115 (1) 0 (0)
Londonderry

26

O3 3.1 (13) 9 (8) n/a 58 (26) 115 (1) 2.096 (1)
Lowell

19

O3 3 (12) n/a 9.4 (5) 42 (19) n/a n/a
South Boston

10

PM2.5 2.3 (10) n/a 0 (0) n/a 115 (1) n/a
Greenfield

29

O3 3.7 (15) n/a n/a 64 (29) n/a n/a
Belchertown

35

O3 2.9 (12) 6 (5) 0 (0) 76 (35) n/a 1.048 (1)
Cherry Valley

30

O3 n/a n/a n/a 66 (30) 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 18Friday, Apr 19Saturday, Apr 20Sunday, Apr 21Monday, Apr 22
4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am
26252423242525242626252627272727272726232121222425292525232730323336394141393736353431323131282727272727272731353738414240363535323030323536373635343332313335373839394040413836333332313233343434
O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3
EENEENEENEEEEEEEEEESEEENEENEEENEENEENEENEESEESEEESEESEESEESESESESSESSESSESSESSESSESSSSSSSSWSSWSSSWSSWSSWSSWSWSWSWWSWWWNWWNWWNWWNWWWWWWWWWWWWWWNWWWWWWWWNWWWWWWWWWWWWWWWWWSWWSWWSWWSW
4 7 5 8 6 10 7 11 6 10 6 10 6 10 7 12 7 11 6 10 6 9 6 9 4 7 3 5 3 4 3 4 3 5 3 5 2 4 3 4 3 5 3 5 2 3 2 2 1 2 2 3 1 2 2 3 4 7 5 8 5 8 6 9 7 12 8 14 9 14 9 15 10 16 10 16 10 17 11 17 10 16 9 14 8 13 8 13 8 13 7 12 7 12 7 11 6 10 6 9 5 9 5 8 6 9 6 10 7 11 8 13 8 12 8 12 9 14 9 15 8 14 8 14 9 14 10 17 10 17 9 15 9 15 9 14 8 13 8 13 8 13 8 13 8 13 8 12 7 12 7 12 8 13 11 17 11 18 11 17 11 17 12 19 12 20 13 20 13 20 11 18 9 15 8 13 6 10 5 9 6 9 6 9 5 8 5 8 5 9 6 9 6 10
47 8.5 47 8.4 46 8.1 46 7.8 46 7.7 46 7.8 46 7.6 44 6.7 44 6.7 45 7.3 45 7.5 46 8 46 8 45 7 43 6.2 42 5.8 42 5.6 42 5.7 42 5.7 42 5.8 42 5.8 42 5.8 42 5.8 42 5.8 43 5.9 43 5.9 43 5.9 43 6 45 7.3 47 8.1 48 9.1 50 10 51 10.6 52 11.2 53 11.7 54 12 54 12 54 12.2 53 11.6 51 10.8 50 10.1 51 10.5 49 9.4 47 8.3 47 8.1 46 7.9 46 7.7 46 7.9 46 8 47 8.1 48 8.7 49 9.3 50 9.8 52 11.1 54 12.4 56 13.6 58 14.5 60 15.4 61 16.3 60 15.8 59 15.2 58 14.7 57 13.8 55 12.9 54 12 51 10.5 48 9.1 46 7.7 44 6.9 43 6 41 5.2 40 4.7 39 4.1 39 3.6 40 4.6 42 5.5 44 6.4 46 8 49 9.5 52 11.1 53 11.9 55 12.6 56 13.4 56 13.5 56 13.5 56 13.6 54 12.1 51 10.6 49 9.2 47 8.3 45 7.3 43 6.4 42 5.6 41 4.8 39 4.1 39 4 39 3.9

Source: CAMS, Vaisala Xweather

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