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Good
Primary Pollutant: PM10
O3 | 41 µg/m3 (19) |
PM2.5 | 7 µg/m3 (28) |
PM10 | 32 µg/m3 (29) |
CO | 327 µg/m3 (3) |
NO2 | 0 µg/m3 (0) |
SO2 | 1 µg/m3 (0) |
Source: US EPA AirNow, California Air Resources Board, OpenAQ, AirNow (EPA), CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Paradise | 45 |
O3 | n/a | n/a | n/a | 98 (45) | n/a | n/a |
Chico | 44 |
O3 | 5 (21) | 17 (15) | 0.564 (0) | 96 (44) | 115 (1) | n/a |
Paradise | 63 |
PM2.5 | 18 (63) | n/a | n/a | n/a | n/a | n/a |
Gridley | 12 |
PM2.5 | 3 (12) | n/a | n/a | n/a | n/a | n/a |
Colusa | 38 |
O3 | 2.4 (10) | n/a | n/a | 84 (38) | n/a | n/a |
Pilot Hill | 45 |
O3 | n/a | n/a | n/a | 98 (45) | n/a | n/a |
Willows | 42 |
O3 | 6 (25) | 27 (25) | n/a | 92 (42) | n/a | n/a |
Grass Valley | 44 |
O3 | 7.8 (32) | n/a | n/a | 96 (44) | n/a | n/a |
Colfax | 38 |
O3 | 9 (37) | n/a | n/a | 84 (38) | n/a | n/a |
Roseville | 38 |
O3 | 3 (12) | 18 (16) | 0.188 (0) | 84 (38) | n/a | n/a |
Source: AirNow (EPA), California Air Resources Board, Northern Sierra AQMD, Placer County APCD
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Tuesday, May 30 | Wednesday, May 31 | Thursday, Jun 1 | Friday, Jun 2 | Saturday, Jun 3 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am | 9am | 10am | 11am | 12pm | 1pm | 2pm | 3pm | 4pm | 5pm | 6pm | 7pm |
28 | 25 | 25 | 25 | 25 | 25 | 25 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 28 | 31 | 31 | 34 | 34 | 34 | 34 | 34 | 31 | 31 | 31 | 31 | 31 | 31 | 31 | 34 | 34 | 34 | 34 | 37 | 34 | 31 | 31 | 31 | 31 | 34 | 37 | 37 | 37 | 37 | 34 | 31 | 31 | 31 | 28 | 25 | 25 | 25 | 28 | 28 | 31 | 31 | 34 | 34 | 34 | 31 | 31 | 34 | 34 | 31 | 31 | 31 | 31 | 28 | 25 | 25 | 25 | 25 | 28 | 27 | 28 | 30 | 31 | 31 | 34 | 34 | 36 | 37 | 34 | 34 | 34 | 37 | 37 | 37 | 37 | 34 | 31 | 28 | 28 | 25 | 27 |
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 | 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 |
SSE | SSE | SSE | SSE | SSE | SSE | SE | SE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | SSE | S | S | S | S | S | S | S | S | S | S | S | S | SE | SE | SE | SSE | SSE | SSE | SE | SE | SE | SSE | SSE | SSE | S | S | S | SSW | SSW | SSW | S | S | S | SSE | SSE | SSE | SE | SE | SE | SE | SE | SE | SE | SE | SE | S | S | S | W | W | W | W | W | W | W | W | W | W | W | W | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SE | SSW | SSW | SSW | SSW | SSW | SSW | S | S | S |
12 20 | 12 20 | 13 22 | 13 22 | 12 20 | 12 20 | 12 20 | 12 19 | 12 19 | 10 16 | 10 16 | 10 16 | 8 14 | 7 11 | 7 11 | 6 9 | 6 9 | 6 9 | 6 9 | 6 9 | 7 11 | 7 11 | 8 13 | 8 13 | 8 13 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 9 15 | 9 15 | 9 15 | 7 12 | 7 12 | 7 11 | 6 10 | 6 10 | 7 11 | 7 11 | 7 11 | 7 12 | 8 13 | 8 13 | 8 13 | 8 13 | 8 13 | 8 13 | 8 13 | 9 14 | 10 15 | 10 16 | 10 16 | 10 16 | 9 15 | 9 14 | 8 12 | 7 11 | 6 10 | 6 10 | 6 9 | 6 10 | 7 11 | 8 13 | 8 13 | 9 14 | 9 14 | 9 14 | 9 14 | 9 14 | 9 14 | 8 13 | 8 13 | 7 12 | 7 11 | 7 11 | 7 11 | 7 11 | 7 10 | 6 10 | 6 10 | 6 10 | 7 11 | 7 11 | 7 11 | 7 12 | 8 12 | 8 13 | 8 13 | 8 13 | 8 14 | 9 14 | 9 14 | 9 14 | 9 15 | 9 15 |
79 26 | 76 24 | 71 22 | 67 19 | 64 18 | 63 17 | 61 16 | 59 15 | 57 14 | 56 14 | 55 13 | 55 13 | 56 13 | 57 14 | 60 16 | 64 18 | 68 20 | 72 22 | 75 24 | 77 25 | 81 27 | 81 27 | 82 28 | 83 28 | 82 28 | 80 27 | 74 23 | 70 21 | 68 20 | 66 19 | 64 18 | 62 17 | 60 15 | 59 15 | 58 14 | 58 14 | 60 15 | 61 16 | 65 18 | 69 21 | 73 23 | 76 25 | 80 26 | 83 28 | 84 29 | 85 29 | 86 30 | 84 29 | 83 28 | 81 27 | 77 25 | 73 23 | 69 21 | 67 19 | 64 18 | 62 17 | 61 16 | 59 15 | 58 15 | 59 15 | 61 16 | 62 17 | 67 19 | 71 22 | 76 25 | 80 27 | 83 29 | 87 31 | 88 31 | 89 32 | 90 32 | 87 31 | 84 29 | 81 27 | 78 26 | 75 24 | 72 22 | 70 21 | 68 20 | 67 19 | 65 18 | 63 17 | 61 16 | 64 18 | 67 20 | 70 21 | 73 23 | 76 25 | 79 26 | 82 28 | 84 29 | 87 30 | 89 32 | 92 33 | 94 35 | 91 33 | 88 31 |
Source: CAMS, Vaisala Xweather
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