Moderate
Primary Pollutant: PM2.5
O3 | 7 µg/m3 (3) |
PM2.5 | 15 µg/m3 (56) |
PM10 | 19 µg/m3 (17) |
CO | 196 µg/m3 (2) |
NO2 | 27 µg/m3 (13) |
SO2 | 6 µg/m3 (3) |
Source: CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
St. Catharines | 53 |
PM2.5 | 13 (53) | n/a | 11 (6) | 33 (15) | n/a | n/a |
Hamilton | 61 |
PM2.5 | 17 (61) | n/a | 21 (10) | 39 (18) | n/a | n/a |
Kitchener | 55 |
PM2.5 | 14 (55) | n/a | 19 (9) | 33 (15) | n/a | n/a |
Brantford | 59 |
PM2.5 | 16 (59) | n/a | 15 (7) | 33 (15) | n/a | n/a |
Toronto | 33 |
PM2.5 | 8 (33) | n/a | 34 (17) | 37 (17) | n/a | n/a |
Hamilton | 53 |
PM2.5 | 13 (53) | n/a | 15 (7) | 43 (20) | n/a | n/a |
Toronto | 53 |
PM2.5 | 13 (53) | n/a | 36 (18) | 16 (7) | n/a | n/a |
Hamilton | 50 |
PM2.5 | 12 (50) | n/a | 32 (16) | 16 (7) | n/a | n/a |
Guelph | 50 |
PM2.5 | 12 (50) | n/a | 5.64 (3) | 29 (13) | n/a | n/a |
Hamilton | 50 |
PM2.5 | 12 (50) | n/a | 28 (14) | 31 (14) | n/a | n/a |
Source: Ontario Ministry of the Environment
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Thursday, May 16 | Friday, May 17 | Saturday, May 18 | Sunday, May 19 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm | 8pm |
55 | 60 | 56 | 43 | 33 | 35 | 35 | 33 | 33 | 33 | 25 | 27 | 30 | 31 | 32 | 32 | 31 | 29 | 23 | 33 | 43 | 46 | 51 | 56 | 59 | 58 | 58 | 55 | 45 | 39 | 42 | 44 | 44 | 45 | 48 | 53 | 41 | 23 | 25 | 28 | 27 | 33 | 43 | 52 | 57 | 57 | 55 | 53 | 47 | 42 | 33 | 29 | 29 | 28 | 28 | 28 | 30 | 41 | 39 | 40 | 46 | 50 | 50 | 48 | 64 | 62 | 59 | 60 | 62 | 62 | 64 | 62 | 64 | 62 | 60 | 57 | 53 | 51 | 51 | 51 | 53 | 55 | 64 | 66 | 69 | 70 | 74 | 71 | 63 | 57 | 55 |
PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 |
N | N | N | N | N | NNE | NNE | NE | ENE | E | E | E | E | E | E | ESE | ESE | E | E | E | ENE | ENE | ENE | ENE | NE | NE | NE | NE | NE | ENE | ENE | ESE | SE | SE | ESE | ESE | ESE | ESE | E | E | ESE | ESE | E | E | E | ESE | E | E | E | E | E | ENE | E | E | E | E | E | ESE | ESE | ESE | ESE | SE | SE | ESE | ESE | ESE | E | E | E | E | SSE | S | SSW | SSW | SW | SW | SSW | SSE | SSE | SE | SE | SE | SE | SE | SE | ESE | ESE | ESE | ESE | ESE | ESE |
4 6 | 4 7 | 5 8 | 5 9 | 6 10 | 5 9 | 5 8 | 5 8 | 6 9 | 6 10 | 7 12 | 7 12 | 7 11 | 6 9 | 5 9 | 5 9 | 5 8 | 4 6 | 2 3 | 1 1 | 1 2 | 3 5 | 3 5 | 3 5 | 4 6 | 5 7 | 5 7 | 4 7 | 4 6 | 4 6 | 3 5 | 3 4 | 2 4 | 3 4 | 4 6 | 4 6 | 2 3 | 4 7 | 5 9 | 6 10 | 5 9 | 4 6 | 2 4 | 2 3 | 2 3 | 1 2 | 1 2 | 1 2 | 1 2 | 2 3 | 2 3 | 2 3 | 2 4 | 2 4 | 3 4 | 3 5 | 4 7 | 4 7 | 4 7 | 5 7 | 5 8 | 5 8 | 5 9 | 6 9 | 5 8 | 4 7 | 3 5 | 2 3 | 1 2 | 1 1 | 1 1 | 2 4 | 3 5 | 3 4 | 2 4 | 2 3 | 1 1 | 1 2 | 2 3 | 3 5 | 4 6 | 4 7 | 5 8 | 6 9 | 6 10 | 6 9 | 5 9 | 5 8 | 4 7 | 4 7 | 3 5 |
54 12 | 53 11.6 | 52 11.1 | 52 11 | 51 10.8 | 53 11.9 | 59 14.9 | 63 17.2 | 65 18.4 | 66 18.9 | 66 19.1 | 67 19.5 | 68 19.9 | 69 20.3 | 69 20.7 | 69 20.6 | 68 20 | 66 18.9 | 64 17.6 | 61 15.9 | 58 14.4 | 56 13.4 | 55 12.8 | 54 12.5 | 54 12.2 | 53 11.9 | 53 11.8 | 53 11.7 | 53 11.6 | 54 12.1 | 56 13.1 | 58 14.5 | 60 15.8 | 62 16.8 | 62 16.9 | 60 15.7 | 60 15.7 | 66 19 | 66 18.9 | 66 18.8 | 65 18.2 | 64 17.7 | 63 17.2 | 62 16.5 | 60 15.7 | 59 15 | 58 14.6 | 57 14.1 | 57 13.7 | 57 13.8 | 57 13.9 | 57 14 | 58 14.6 | 59 15.2 | 60 15.7 | 62 16.6 | 64 17.6 | 65 18.4 | 67 19.2 | 68 19.9 | 69 20.7 | 69 20.7 | 69 20.6 | 69 20.5 | 67 19.7 | 66 18.8 | 64 18 | 63 17.4 | 62 16.9 | 61 16.3 | 60 15.6 | 59 15 | 58 14.3 | 57 13.9 | 56 13.5 | 55 13.1 | 57 14.1 | 59 15.1 | 61 16.1 | 64 17.6 | 66 19 | 69 20.5 | 70 21.1 | 71 21.7 | 72 22.3 | 71 21.7 | 70 21.2 | 69 20.6 | 68 20 | 67 19.5 | 66 19 |
Source: CAMS, Vaisala Xweather
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