Air Quality

Updated 13 minutes ago

29

Good

Primary Pollutant: O3

O3 65 µg/m3 (29)
PM2.5 5 µg/m3 (20)
PM10 10 µg/m3 (9)
CO 306 µg/m3 (3)
NO2 9 µg/m3 (4)
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

26

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

27

O3 n/a n/a n/a 60 (27) n/a n/a
Temple

1

CO 0 (0) 0 (0) n/a n/a 115 (1) 0 (0)
Londonderry

29

O3 3 (12) 5 (5) n/a 64 (29) 115 (1) 1.572 (1)
Lowell

24

PM2.5 5.9 (24) n/a 17 (8) 36 (16) n/a n/a
South Boston

29

PM2.5 7 (29) n/a 13 (6) n/a 344 (3) n/a
Chicopee

22

O3 2.7 (11) n/a 1.88 (1) 48 (22) n/a n/a
Greenfield

21

O3 3.1 (13) n/a n/a 46 (21) n/a n/a
Belchertown

27

O3 0.5 (2) 0 (0) 0 (0) 60 (27) n/a 1.048 (1)

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)
Saturday, Apr 20Sunday, Apr 21Monday, Apr 22Tuesday, Apr 23Wednesday, Apr 24
10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am
30313432313437373635353533343333292928262625232629302930323434343332303031303132323030302928313334374042444645454443575546372827282729283638374043454748495050515049484847474747474747474544424038
O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5O3PM2.5PM2.5PM2.5PM2.5O3PM2.5O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3O3
WSWWSWWSWWSWWSWWWSWWWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWWNWWNWWWWWWWWWWWNWWWWWNWWNWWWWWWWWNWNWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWNWWWWWWSWWSWSWSWSSWSSWSSWSSWSSWSSWSSWSSWSSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSSWSSWSSWSSW
4 6 4 6 4 7 7 11 8 13 9 14 9 14 10 16 10 16 12 19 12 19 11 19 11 18 11 17 10 16 10 16 9 15 9 15 9 15 9 14 8 13 8 13 9 15 9 15 9 14 9 14 10 16 11 18 13 20 13 21 12 20 11 18 10 17 9 15 8 13 8 14 9 15 11 17 10 16 8 13 8 13 8 13 8 13 8 13 8 12 7 11 9 14 9 14 9 15 9 15 9 15 10 16 11 17 11 17 10 16 10 16 8 13 6 10 5 8 5 8 6 9 5 9 5 8 5 8 5 8 5 8 5 8 5 8 4 7 4 6 4 7 6 9 7 11 8 13 9 14 10 16 11 17 12 19 12 20 13 21 13 21 12 19 11 17 11 17 10 16 10 16 10 16 10 16 10 16 10 16 10 15 10 17 10 16 10 17 11 17 11 18 12 19
48 9 49 9.5 51 10.4 53 11.6 54 12 56 13.1 59 14.8 59 14.9 52 11 46 7.5 45 7.1 43 5.9 41 5.1 40 4.2 38 3.4 37 2.7 36 2.2 35 1.8 35 1.4 34 1.2 34 0.9 35 1.7 39 3.8 42 5.7 45 7.3 47 8.4 49 9.3 50 9.8 50 10 50 10.3 49 9.7 48 9.1 47 8.4 46 7.6 44 6.5 42 5.6 40 4.7 39 3.9 38 3.2 37 2.6 36 2.1 37 3 37 2.7 36 2.5 38 3.2 39 3.8 40 4.4 42 5.4 44 6.4 45 7.4 47 8.3 48 9.1 50 10 51 10.5 52 10.9 52 11.4 50 10 47 8.6 45 7.2 43 5.9 40 4.6 38 3.3 37 2.9 36 2.4 35 1.9 34 1.2 33 0.6 32 -0.1 35 1.5 37 3 40 4.6 44 6.7 48 8.8 52 10.9 53 11.7 55 12.6 56 13.5 57 13.7 57 14 58 14.3 55 12.8 52 11.4 50 9.9 48 8.7 45 7.4 43 6.1 43 6 42 5.8 42 5.7 42 5.6 42 5.6 42 5.6 43 6.1 44 6.6 45 7.1 47 8.4 50 9.8

Source: CAMS, Vaisala Xweather

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