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Primary Pollutant: PM10
O3 | 41 µg/m3 (19) |
PM2.5 | 4 µg/m3 (15) |
PM10 | 34 µg/m3 (31) |
CO | 345 µg/m3 (3) |
NO2 | 0 µg/m3 (0) |
SO2 | 2 µg/m3 (0) |
Source: US EPA AirNow, Colorado Department of Public Health and Environment, OpenAQ, AirNow (EPA), CAMS
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Platteville | 10 |
O3 | n/a | n/a | n/a | 22 (10) | n/a | n/a |
Black Hawk | 44 |
O3 | n/a | n/a | n/a | 96 (44) | n/a | n/a |
Dupont | 60 |
PM10 | n/a | 74 (60) | n/a | 4 (2) | 802 (8) | 2.62 (1) |
Highlands Ranch | 37 |
O3 | n/a | n/a | n/a | 82 (37) | n/a | n/a |
Watkins | 44 |
O3 | n/a | n/a | n/a | 96 (44) | n/a | n/a |
Longmont | 62 |
PM2.5 | 17 (62) | n/a | n/a | n/a | n/a | n/a |
Niwot | 40 |
O3 | n/a | n/a | n/a | 88 (40) | n/a | n/a |
Boulder | 0 |
PM2.5 | 0 (0) | n/a | n/a | n/a | n/a | n/a |
Denver | 25 |
O3 | 4.4 (18) | n/a | n/a | 54 (25) | 344 (3) | 0 (0) |
Mountain View | 19 |
PM2.5 | 4.7 (19) | 17 (15) | n/a | 12 (5) | 573 (6) | n/a |
Source: AirNow (EPA), Colorado Department of Public Health and Environment
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Friday, Feb 3 | Saturday, Feb 4 | Sunday, Feb 5 | Monday, Feb 6 | Tuesday, Feb 7 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am | 5am | 6am | 7am | 8am |
20 | 20 | 40 | 40 | 40 | 24 | 26 | 24 | 40 | 40 | 40 | 46 | 57 | 46 | 46 | 46 | 37 | 28 | 20 | 20 | 24 | 24 | 24 | 20 | 28 | 20 | 20 | 40 | 20 | 24 | 26 | 24 | 20 | 40 | 40 | 40 | 46 | 46 | 37 | 37 | 28 | 28 | 20 | 20 | 24 | 24 | 24 | 20 | 28 | 20 | 40 | 40 | 24 | 26 | 26 | 24 | 20 | 20 | 20 | 28 | 28 | 28 | 19 | 20 | 20 | 24 | 24 | 24 | 26 | 26 | 24 | 20 | 20 | 20 | 24 | 26 | 26 | 26 | 26 | 24 | 20 | 20 | 19 | 19 | 28 | 28 | 28 | 28 | 19 | 19 | 19 | 17 | 17 | 17 | 20 | 20 | 28 |
O3 | O3 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | NO2 | NO2 | NO2 | NO2 | NO2 | NO2 | NO2 | O3 | O3 | O3 | O3 | O3 | O3 | NO2 | O3 | O3 | PM2.5 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | NO2 | NO2 | NO2 | NO2 | NO2 | NO2 | O3 | O3 | O3 | O3 | O3 | O3 | NO2 | O3 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | NO2 | NO2 | NO2 | NO2 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | NO2 | NO2 | NO2 | NO2 | NO2 | NO2 | NO2 | NO2 | NO2 | O3 | O3 | O3 | PM2.5 | PM2.5 | NO2 |
S | S | S | S | S | S | S | S | SSE | S | S | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | WSW | W | WNW | NW | W | W | SW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | SSW | SSW | SSW | SSW | SSW | SSW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | SW | NNW | NNW | NNW | NNW | NNW | NNW | N | N | N | N | N | N | NNW | NNW | NNW | NNW | NNW | NNW | SW | SW | SW | SW |
10 17 | 10 17 | 10 16 | 10 16 | 9 14 | 9 14 | 8 13 | 8 13 | 8 13 | 8 13 | 9 15 | 9 15 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 11 18 | 11 18 | 11 18 | 10 16 | 10 16 | 10 16 | 10 16 | 9 14 | 9 14 | 10 17 | 10 16 | 10 16 | 11 18 | 9 14 | 8 13 | 7 11 | 9 14 | 9 14 | 10 17 | 10 16 | 9 15 | 9 14 | 9 14 | 8 13 | 8 13 | 7 12 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 11 | 7 12 | 8 13 | 9 14 | 10 15 | 10 16 | 11 17 | 11 18 | 12 19 | 13 20 | 13 20 | 12 20 | 12 20 | 12 20 | 12 20 | 12 20 | 12 20 | 12 19 | 12 19 | 12 19 | 11 18 | 11 18 | 11 18 | 12 19 | 12 19 | 12 19 | 12 20 | 12 20 | 12 19 | 11 18 | 11 18 | 11 17 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 9 15 | 9 14 |
22 -6 | 29 -2 | 38 3 | 47 8 | 52 11 | 55 13 | 55 13 | 52 11 | 47 9 | 42 6 | 39 4 | 37 3 | 35 2 | 35 2 | 34 1 | 32 0 | 32 0 | 32 0 | 32 0 | 32 0 | 32 0 | 30 -1 | 28 -2 | 28 -2 | 30 -1 | 34 1 | 40 4 | 45 7 | 49 9 | 51 10 | 52 11 | 50 10 | 46 8 | 43 6 | 39 4 | 36 2 | 34 1 | 32 0 | 31 -1 | 30 -1 | 29 -2 | 27 -3 | 26 -3 | 27 -3 | 27 -3 | 27 -3 | 27 -3 | 26 -3 | 26 -3 | 33 0 | 39 4 | 46 8 | 49 9 | 52 11 | 56 13 | 52 11 | 48 9 | 44 7 | 42 5 | 40 4 | 38 3 | 36 2 | 34 1 | 32 0 | 31 -1 | 30 -1 | 29 -2 | 28 -2 | 27 -3 | 26 -3 | 29 -2 | 31 -1 | 33 1 | 36 2 | 38 4 | 41 5 | 40 4 | 39 4 | 38 3 | 37 3 | 37 3 | 36 2 | 34 1 | 33 0 | 31 0 | 30 -1 | 28 -2 | 27 -3 | 26 -3 | 26 -3 | 25 -4 | 24 -4 | 24 -5 | 23 -5 | 26 -4 | 28 -2 | 31 -1 |
Source: CAMS
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