Air Quality

Updated 18 minutes ago

60

Moderate

Primary Pollutant: PM2.5

O3 66 µg/m3 (30)
PM2.5 16 µg/m3 (60)
PM10 17 µg/m3 (15)
CO 95 µg/m3 (1)
NO2 4 µg/m3 (2)
SO2 7 µg/m3 (3)

Source: CAMS, Vaisala Xweather

Nearby Stations

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

42

O3 5 (21) 14 (13) n/a 92 (42) n/a 2.62 (1)
New Castle

29

O3 n/a n/a n/a 63 (29) n/a n/a
Cape Elizabeth

32

O3 n/a n/a n/a 71 (32) n/a n/a
Shapleigh

78

O3 n/a n/a n/a 127 (78) n/a n/a
Portland

33

O3 8 (33) n/a 5.64 (3) 73 (33) n/a n/a
Lewiston

25

PM2.5 6 (25) n/a n/a n/a n/a n/a
Gardiner

37

O3 n/a n/a n/a 80 (37) n/a n/a
Kennebunkport

32

O3 n/a n/a n/a 71 (32) n/a n/a
Lisbon Falls

34

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

29

O3 n/a n/a n/a 65 (29) n/a n/a

Source: New Hampshire Dept. of Environmental Services, Maine Dept. of Environmental Protection

Extended Forecast

 
Hour
AQI
Primary
Wind Dir
 
Wind Speed ( mph kmh)
Temp (°F°C)
Tuesday, May 21Wednesday, May 22Thursday, May 23Friday, May 24Saturday, May 25
4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm
59676441333232343842444444464643464239455166687980736252484442393836343230293133333333424446495448524839292827333738333846443833313542484849525353545251514950515151494440403736363334353738393939
PM2.5PM2.5PM2.5PM2.5O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3PM2.5O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3PM2.5PM2.5O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3O3O3
SSSESSSWSWSESSESSWSWWSWSWSSWSSWSWSWSWSSWSSWSSWSSWSSWSSWSSWSSWSSWSSSWSSWSSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSWSSWSSWSSSSSWSSSESNWNNENNNWNWNWNWNWWNWWNWNWNWWNWSSSSSSSSSSSSWSSWSWSWSWWSWWSWWSWWNWNNNNEENEEEESEESESEESEESESE
6 9 7 12 7 12 6 9 2 3 1 2 3 5 3 4 3 5 3 5 4 7 5 8 5 9 6 9 6 9 5 9 5 8 6 10 7 11 9 14 10 16 11 18 11 18 12 20 12 20 12 19 11 18 11 17 10 16 10 15 11 17 10 16 8 14 8 13 8 12 7 12 7 12 7 12 8 12 8 13 7 12 6 9 5 8 5 8 6 9 7 11 8 14 7 12 5 8 4 7 1 1 1 1 2 3 0 1 1 1 2 4 3 5 4 6 4 6 3 5 4 7 4 7 4 6 3 6 3 5 1 2 3 5 6 10 8 13 10 16 12 20 12 19 12 19 11 18 10 16 9 14 8 13 8 12 7 12 7 11 7 11 7 11 6 10 5 8 4 6 4 6 2 3 2 3 3 4 4 6 5 8 6 10 7 12 7 11 7 11 7 12 8 12
62 16.7 62 16.4 62 16.8 61 16.2 62 16.6 63 17 65 18.1 65 18.5 64 17.9 63 17.3 61 16 60 15.7 60 15.7 60 15.5 60 15.5 61 16.2 62 16.9 65 18.4 65 18.4 68 19.9 70 21.3 72 22.4 73 22.8 74 23.2 74 23.1 72 22.4 71 21.6 70 20.9 68 19.8 66 19 66 18.8 65 18.4 64 17.9 63 17.4 63 17.1 62 16.8 62 16.7 62 16.9 63 17.3 66 18.7 69 20.6 75 23.7 78 25.4 81 27.2 81 27.3 81 27.3 81 27.4 80 26.9 80 26.5 79 26 77 25 75 24 73 22.9 71 21.8 69 20.7 67 19.6 66 18.7 64 17.9 63 17.1 62 16.5 61 15.9 60 15.4 62 16.9 65 18.4 68 19.9 71 21.9 75 23.9 79 25.8 79 25.9 79 25.9 79 25.9 78 25.4 77 25 76 24.4 73 23 71 21.5 68 20 66 19 64 17.9 62 16.9 61 16.2 60 15.6 59 14.8 58 14.5 58 14.3 57 14 60 15.6 63 17.2 66 18.9 70 20.9 73 22.9 77 25 76 24.5 75 23.9 74 23.3 73 22.6 71 21.8

Source: CAMS, Vaisala Xweather

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