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Good
Primary Pollutant: PM2.5
O3 | 60 µg/m3 (27) |
PM2.5 | 7 µg/m3 (29) |
PM10 | 17 µg/m3 (15) |
CO | 126 µg/m3 (1) |
NO2 | 7 µg/m3 (3) |
SO2 | 7 µg/m3 (3) |
Source: AirNow (EPA), South Dakota Department of Environment and Natural Resources, US EPA AirNow, South Dakota Department of Agriculture and Natural Resources, OpenAQ, CAMS
Station | AQI | Primary Pollutant | PM2.5 (AQI) | PM10 (AQI) | NO2 (AQI) | OZONE (AQI) | CO (AQI) | SO2 (AQI) |
---|---|---|---|---|---|---|---|---|
Brookings | 82 |
O3 | 4.7 (19) | 9 (8) | n/a | 130 (82) | n/a | n/a |
Watertown | 66 |
O3 | 7 (29) | 17 (15) | n/a | 120 (66) | n/a | n/a |
Coteau Des Prairies | 19 |
PM2.5 | 4.7 (19) | 9 (8) | n/a | 0.065 (0) | n/a | n/a |
Riverside Park | 29 |
PM2.5 | 7 (29) | 17 (15) | n/a | 0.06 (0) | n/a | n/a |
Source: AirNow (EPA), South Dakota Department of Environment and Natural Resources, US EPA AirNow, South Dakota Department of Agriculture and Natural Resources, OpenAQ
Hour |
AQI |
Primary |
Wind Dir |
Wind Speed ( mph kmh) |
Temp (°F°C) |
Monday, Mar 20 | Tuesday, Mar 21 | Wednesday, Mar 22 | Thursday, Mar 23 | Friday, Mar 24 | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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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 | 8pm | 9pm |
38 | 38 | 34 | 32 | 28 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 29 | 38 | 38 | 65 | 65 | 65 | 38 | 32 | 36 | 38 | 38 | 36 | 22 | 20 | 20 | 20 | 20 | 23 | 23 | 23 | 23 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 30 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 26 | 27 | 31 | 37 | 38 | 38 | 38 | 38 | 65 | 65 | 65 | 65 | 65 |
PM2.5 | PM2.5 | PM2.5 | PM2.5 | PM2.5 | 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 | 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 | 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 | 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 |
ENE | ENE | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | E | ESE | ESE | SE | SSE | SSW | WSW | W | W | W | WNW | WNW | WNW | NW | WNW | WNW | WNW | WNW | WNW | WNW | NW | NW | NW | NNW | NNW | NNW | N | N | N | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NNE | NE | NE | NE | NE | NE | NE | NNE | NNE | NNE | NNE | NNE | NNE | SSE | SSE | SSE | SSE | SSE | SSE | S | S | S | S | S | S | S | S | S | S | S | S | S | S | S |
7 12 | 8 13 | 11 17 | 13 22 | 13 22 | 15 24 | 17 27 | 16 25 | 17 27 | 16 25 | 17 27 | 18 29 | 18 29 | 18 29 | 18 29 | 18 29 | 18 29 | 18 29 | 18 29 | 17 27 | 17 27 | 15 23 | 13 22 | 13 22 | 13 21 | 12 19 | 13 22 | 15 23 | 15 23 | 16 25 | 17 27 | 17 27 | 17 27 | 16 25 | 15 23 | 13 22 | 12 20 | 11 18 | 11 17 | 10 17 | 10 16 | 10 16 | 10 16 | 10 16 | 10 16 | 9 15 | 9 14 | 9 15 | 10 16 | 11 17 | 10 17 | 10 16 | 10 16 | 10 17 | 11 17 | 11 18 | 12 19 | 13 20 | 13 22 | 12 20 | 11 18 | 10 16 | 9 15 | 9 14 | 8 13 | 9 14 | 9 14 | 9 14 | 8 13 | 7 12 | 7 11 | 7 11 | 7 11 | 7 12 | 7 12 | 8 12 | 8 13 | 8 13 | 8 13 | 8 13 | 8 13 | 8 13 | 8 13 | 8 14 | 9 14 | 10 15 | 10 16 | 11 17 | 11 18 | 11 17 | 10 17 | 10 16 | 10 16 | 9 15 | 9 14 | 9 14 | 9 14 |
17 -8 | 17 -8 | 19 -7 | 21 -6 | 20 -7 | 19 -7 | 19 -7 | 19 -7 | 18 -8 | 18 -8 | 18 -8 | 18 -8 | 20 -7 | 21 -6 | 23 -5 | 24 -4 | 26 -4 | 28 -2 | 29 -1 | 30 -1 | 31 0 | 31 0 | 31 0 | 31 0 | 31 -1 | 31 -1 | 31 -1 | 30 -1 | 28 -2 | 26 -3 | 24 -4 | 22 -6 | 21 -6 | 21 -6 | 20 -7 | 20 -6 | 21 -6 | 21 -6 | 22 -5 | 24 -5 | 25 -4 | 26 -3 | 26 -3 | 27 -3 | 27 -3 | 26 -3 | 26 -3 | 25 -4 | 23 -5 | 22 -6 | 22 -6 | 21 -6 | 21 -6 | 20 -7 | 19 -7 | 19 -8 | 18 -8 | 18 -8 | 18 -8 | 18 -8 | 18 -8 | 18 -8 | 20 -7 | 21 -6 | 23 -5 | 24 -4 | 25 -4 | 26 -3 | 25 -4 | 25 -4 | 24 -4 | 23 -5 | 21 -6 | 20 -7 | 18 -8 | 17 -9 | 15 -9 | 15 -9 | 15 -9 | 15 -9 | 15 -9 | 15 -9 | 15 -9 | 17 -8 | 19 -7 | 21 -6 | 24 -5 | 26 -3 | 28 -2 | 28 -2 | 29 -2 | 29 -2 | 29 -2 | 30 -1 | 30 -1 | 29 -2 | 28 -2 |
Source: CAMS
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