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39.09545, -121.55219

Air Quality

Updated 32 minutes ago

69

Moderate

Primary Pollutant: PM2.5

O3 21 µg/m3 (9)
PM2.5 21 µg/m3 (69)
PM10 23 µg/m3 (21)
CO 160 µg/m3 (2)
NO2 2 µg/m3 (1)
SO2 3 µg/m3 (1)

Source: AirNow (EPA), California Air Resources Board, US EPA AirNow, OpenAQ, Placer County APCD, CAMS

Nearby Stations

Station AQI Primary Pollutant PM2.5 (AQI) PM10 (AQI) NO2 (AQI) OZONE (AQI) CO (AQI) SO2 (AQI)
Paradise

26

O3 n/a n/a n/a 58 (26) n/a n/a
Chico

32

O3 6 (25) 5 (5) 1.504 (0) 70 (32) 115 (1) n/a
Paradise

33

PM2.5 8 (33) n/a n/a n/a n/a n/a
Gridley

70

PM2.5 21 (70) n/a n/a n/a n/a n/a
Colusa

55

PM2.5 14 (55) 9 (8) n/a 62 (28) n/a n/a
Willows

72

PM2.5 22 (72) 25 (23) n/a 40 (18) n/a n/a
Grass Valley

28

O3 n/a n/a n/a 62 (28) n/a n/a
Colfax

25

O3 4 (17) n/a n/a 56 (25) n/a n/a
Roseville

82

PM2.5 27 (82) 27 (25) 3.76 (2) 20 (9) n/a n/a
Carmichael

74

PM2.5 23 (74) n/a n/a 12 (5) n/a n/a

Source: AirNow (EPA), California Air Resources Board, Northern Sierra AQMD, Placer County APCD, Sacramento Metro. AQMD

Extended Forecast

 
Hour
AQI
Primary
Wind Dir
 
Wind Speed ( mph kmh)
Temp (°F°C)
Friday, Feb 3Saturday, Feb 4Sunday, Feb 5Monday, Feb 6Tuesday, Feb 7
9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am10am11am12pm1pm2pm3pm4pm5pm6pm7pm8pm9pm10pm11pm12am1am2am3am4am5am6am7am8am9am
41416868686868686868686868686868686868686868686868686868686868686868414141413318101012121214171922232324242425272834343234364041414141414141414141414136343638404037343436373837373738404141414141
PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5O3O3O3O3O3PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5PM2.5
SESESESESSESSESSENNNNNNNNNNNNNNNNNENNENNESSESSESSESSESSESSESSESSESSESESESESSESSESSESSSSSSSSSSSSSWSWSWSSESSESSESSESSESSENENENENENENENNNNNNNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNNNNNNENENENENENE
8 14 9 14 9 14 9 14 9 14 9 14 9 14 4 7 4 7 4 7 3 5 3 5 3 5 4 7 4 7 4 7 4 7 4 7 4 7 4 7 4 7 4 7 4 7 4 7 4 7 4 7 4 7 4 7 8 13 8 13 8 13 10 15 10 15 10 15 16 26 16 26 19 31 22 36 21 34 19 31 18 29 17 27 15 25 14 23 14 22 14 22 13 22 13 22 13 22 13 22 12 20 11 18 10 16 10 16 10 16 10 16 9 15 9 14 8 13 8 12 7 11 6 10 6 10 6 10 6 10 6 9 6 9 6 9 6 10 7 11 8 12 8 14 9 15 10 16 10 17 11 18 12 19 12 20 13 21 13 22 12 20 12 19 11 17 10 16 9 14 8 13 7 12 7 11 7 11 6 10 6 10 6 9 6 9 6 10 6 10 6 10 7 11
45 7 47 8 48 9 50 10 52 11 53 12 53 12 55 13 53 12 52 11 50 10 48 9 47 8 47 8 46 8 46 8 45 7 44 7 44 7 44 7 43 6 44 7 44 7 44 7 46 8 49 10 52 11 54 12 55 13 56 14 57 14 57 14 56 13 54 12 53 11 53 11 53 12 53 12 52 11 51 11 51 10 50 10 49 10 49 9 48 9 48 9 47 8 48 9 50 10 51 11 52 11 53 12 55 13 55 13 55 13 55 13 53 12 52 11 50 10 48 9 46 8 45 7 44 7 43 6 42 6 41 5 40 5 39 4 41 5 42 6 43 6 45 7 46 8 47 8 49 10 51 11 53 12 55 13 57 14 59 15 57 14 54 12 52 11 49 10 47 8 44 7 43 6 42 6 41 5 40 4 38 4 37 3 39 4 41 5 42 6 44 7 46 8

Source: CAMS

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