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Moderate
Primary Pollutant: PM2.5
O3 | 66 µg/m3 (31) |
PM2.5 | 13 µg/m3 (52) |
PM10 | 43 µg/m3 (39) |
CO | 156 µg/m3 (2) |
NO2 | 2 µg/m3 (1) |
SO2 | 1 µg/m3 (0) |
Source: AirNow (EPA), South Dakota Department of Environment and Natural Resources, CAMS, Vaisala Xweather
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Watertown | 52 |
PM2.5 | 13 (52) | 43 (39) | n/a | 66 (31) | n/a | n/a |
Brookings | 43 |
PM10 | 10 (42) | 47 (43) | n/a | 56 (26) | n/a | n/a |
Source: AirNow (EPA), South Dakota Department of Environment and Natural Resources
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Sunday, Oct 1 | Monday, Oct 2 | Tuesday, Oct 3 | Wednesday, Oct 4 | Thursday, Oct 5 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 9pm | 10pm | 11pm | 12am | 1am | 2am | 3am | 4am |
45 | 34 | 29 | 24 | 20 | 20 | 16 | 18 | 18 | 18 | 20 | 20 | 20 | 21 | 21 | 19 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 16 | 16 | 15 | 15 | 14 | 16 | 16 | 16 | 17 | 18 | 19 | 20 | 21 | 21 | 20 | 19 | 18 | 17 | 17 | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 17 | 20 | 20 | 24 | 24 | 29 | 28 | 33 | 29 | 33 | 40 | 49 | 49 | 43 | 36 | 33 | 29 | 24 | 24 | 16 | 15 | 17 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 13 | 13 | 13 | 14 | 14 | 14 | 14 | 14 | 13 | 12 | 11 | 12 | 12 | 12 | 12 | 13 | 13 |
PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | 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 | PM2.5 | PM2.5 | PM2.5 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 | O3 |
SSE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S | SW | SW | SW | SW | SW | SW | W | W | W | W | W | W | NW | NW | NW | NW | NW | NW | WNW | WNW | WNW | WNW | WNW | WNW | W | W | W | W |
17 28 | 17 27 | 17 27 | 16 25 | 17 27 | 18 29 | 18 29 | 19 31 | 19 31 | 19 31 | 21 34 | 22 36 | 22 36 | 22 36 | 19 31 | 17 28 | 18 29 | 19 31 | 19 31 | 19 31 | 19 31 | 18 29 | 19 31 | 18 29 | 17 28 | 17 27 | 16 25 | 16 25 | 16 25 | 17 27 | 18 29 | 18 29 | 19 31 | 19 31 | 21 34 | 22 36 | 22 36 | 20 33 | 19 30 | 17 27 | 18 29 | 20 32 | 21 34 | 22 35 | 23 37 | 23 38 | 23 37 | 23 37 | 22 36 | 22 35 | 22 35 | 21 34 | 22 35 | 23 37 | 23 38 | 24 38 | 24 39 | 25 40 | 24 39 | 24 38 | 23 38 | 22 35 | 20 32 | 18 29 | 18 29 | 18 28 | 17 28 | 17 28 | 17 27 | 17 27 | 17 27 | 16 26 | 16 26 | 16 26 | 16 25 | 16 25 | 16 26 | 16 26 | 17 27 | 17 28 | 18 28 | 18 29 | 17 28 | 17 27 | 16 26 | 16 25 | 15 24 | 15 23 | 14 23 | 14 22 | 13 22 | 13 21 | 13 20 | 12 20 | 12 20 | 12 20 | 12 20 |
72 22 | 71 22 | 70 21 | 68 20 | 68 20 | 71 22 | 74 24 | 79 26 | 82 28 | 85 30 | 88 31 | 89 32 | 89 32 | 88 31 | 86 30 | 82 28 | 79 26 | 77 25 | 77 25 | 76 24 | 74 23 | 74 23 | 73 23 | 73 23 | 71 22 | 70 21 | 69 21 | 67 20 | 67 20 | 70 21 | 73 23 | 77 25 | 80 27 | 82 28 | 83 28 | 84 29 | 85 30 | 83 29 | 82 28 | 80 27 | 77 25 | 75 24 | 73 23 | 72 22 | 72 22 | 72 22 | 71 21 | 70 21 | 69 20 | 68 20 | 67 19 | 66 19 | 67 19 | 68 20 | 69 21 | 70 21 | 70 21 | 71 22 | 70 21 | 70 21 | 69 21 | 68 20 | 67 20 | 67 19 | 65 18 | 64 18 | 62 17 | 61 16 | 59 15 | 58 14 | 57 14 | 56 13 | 55 13 | 54 12 | 53 12 | 52 11 | 53 12 | 53 12 | 54 12 | 55 13 | 55 13 | 56 13 | 56 13 | 56 13 | 56 13 | 56 13 | 56 13 | 56 13 | 54 12 | 53 12 | 52 11 | 51 11 | 50 10 | 49 9 | 48 9 | 47 9 | 47 8 |
Source: CAMS, Vaisala Xweather
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