What is the PM10 level in Champaign, Illinois at the moment?

The PM10 concentration in Champaign, Illinois is 15.973 μg/m3 at the moment.

What is the sulfur dioxide (SO2) level in Champaign, Illinois at the moment?

Currently, Champaign, Illinois has a sulfur dioxide (SO2) concentration of 0.705 ppb.

What is the ozone (O3) level in Champaign, Illinois at the moment?

The current ozone (O3) level in Champaign, Illinois at the moment is 25.12 ppm.

What is the nitrogen dioxide (NO2) level in Champaign, Illinois at the moment?

Nitrogen dioxide (NO2) level in Champaign, Illinois at the moment is 12.385 ppb.

Live air quality index in Champaign, Illinois today

Q: What is the PM2.5 level in Champaign, Illinois at the moment?

PM2.5 levels in Champaign, Illinois are currently 3.693 μg/m3.

Stay updated with real-time air quality in Champaign, Illinois featuring accurate data on AQI, PM_2.5, PM₁₀, O₃, NO₂, SO₂, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.

Live AQI (Air Quality Index)

Good

Champaign, Illinois

Last updated: ... (Local time)

Major air pollutants in Champaign, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.50 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

16.00 μg/m³

155

255

425

605+

Ozone (O₃)

32.88 ppb

201

201+

Sulfur Dioxide (SO₂)

1.12 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

9.85 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.11 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Champaign, Illinois

Get Live Pollen Counts

Champaign, Illinois

Scroll To Air Quality Map

Track live Champaign, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T11:00:00.000Z	33 \| good	5.6 \| good	24 \| good	25.379 \| good	0.401 \| good	7.935 \| good	0.131 \| good
2026-01-21T12:00:00.000Z	33 \| good	5.8 \| good	25 \| good	25.206 \| good	0.399 \| good	7.325 \| good	0.12 \| good
2026-01-21T13:00:00.000Z	33 \| good	5.8 \| good	25 \| good	25.002 \| good	0.37 \| good	9.029 \| good	0.125 \| good
2026-01-21T14:00:00.000Z	44 \| good	7.6 \| good	34 \| good	23.795 \| good	0.461 \| good	9.785 \| good	0.135 \| good
2026-01-21T15:00:00.000Z	44 \| good	7.6 \| good	34 \| good	25.93 \| good	0.352 \| good	8.939 \| good	0.14 \| good
2026-01-21T16:00:00.000Z	52 \| moderate	10.2 \| good	45 \| good	25.304 \| good	0.434 \| good	9.335 \| good	0.13 \| good
2026-01-21T17:00:00.000Z	56 \| moderate	11.7 \| good	52 \| good	26.042 \| good	0.726 \| good	9.08 \| good	0.13 \| good
2026-01-21T18:00:00.000Z	56 \| moderate	12.1 \| fine	55 \| fine	27.8 \| good	0.676 \| good	5.448 \| good	0.125 \| good
2026-01-21T19:00:00.000Z	52 \| moderate	10.4 \| good	46 \| good	26.233 \| good	0.566 \| good	4.565 \| good	0.125 \| good
2026-01-21T20:00:00.000Z	49 \| good	8.9 \| good	39 \| good	31.434 \| good	0.478 \| good	4.119 \| good	0.125 \| good
2026-01-21T21:00:00.000Z	44 \| good	7.9 \| good	35 \| good	33.417 \| good	0.389 \| good	4.382 \| good	0.12 \| good
2026-01-21T22:00:00.000Z	38 \| good	6.9 \| good	31 \| good	28.96 \| good	0.385 \| good	5.248 \| good	0.12 \| good
2026-01-21T23:00:00.000Z	33 \| good	6 \| good	27 \| good	28.964 \| good	0.985 \| good	8.215 \| good	0.125 \| good
2026-01-22T00:00:00.000Z	33 \| good	5.6 \| good	24 \| good	30.936 \| good	0.879 \| good	9.327 \| good	0.125 \| good
2026-01-22T01:00:00.000Z	33 \| good	5.5 \| good	24 \| good	30.881 \| good	0.803 \| good	7.582 \| good	0.134 \| good
2026-01-22T02:00:00.000Z	27 \| good	5.4 \| good	23 \| good	27.92 \| good	0.839 \| good	7.235 \| good	0.129 \| good
2026-01-22T03:00:00.000Z	27 \| good	5.4 \| good	23 \| good	25.47 \| good	0.705 \| good	7.44 \| good	0.13 \| good
2026-01-22T04:00:00.000Z	27 \| good	5.2 \| good	23 \| good	25.161 \| good	0.703 \| good	7.538 \| good	0.125 \| good
2026-01-22T05:00:00.000Z	27 \| good	5.1 \| good	22 \| good	26.084 \| good	0.701 \| good	8.881 \| good	0.126 \| good
2026-01-22T06:00:00.000Z	25 \| good	4.4 \| good	19 \| good	26.73 \| good	0.785 \| good	7.235 \| good	0.116 \| good
2026-01-22T07:00:00.000Z	23 \| good	4.4 \| good	19 \| good	25.456 \| good	0.808 \| good	6.63 \| good	0.126 \| good
2026-01-22T08:00:00.000Z	27 \| good	4.5 \| good	20 \| good	29.15 \| good	0.622 \| good	5.636 \| good	0.126 \| good
2026-01-22T09:00:00.000Z	29 \| good	4.4 \| good	19 \| good	31.448 \| good	0.59 \| good	6.6 \| good	0.111 \| good
2026-01-22T10:00:00.000Z	28 \| good	4.4 \| good	19 \| good	29.831 \| good	0.74 \| good	3.031 \| good	0.111 \| good
2026-01-22T11:00:00.000Z	28 \| good	3.9 \| good	17 \| good	29.713 \| good	0.646 \| good	4.357 \| good	0.105 \| good
2026-01-22T12:00:00.000Z	28 \| good	3.8 \| good	17 \| good	30.312 \| good	0.667 \| good	5.25 \| good	0.12 \| good
2026-01-22T13:00:00.000Z	28 \| good	3.8 \| good	17 \| good	29.882 \| good	0.631 \| good	6.412 \| good	0.125 \| good
2026-01-22T14:00:00.000Z	28 \| good	3.7 \| good	16 \| good	29.993 \| good	0.646 \| good	8.401 \| good	0.316 \| good
2026-01-22T15:00:00.000Z	26 \| good	3.6 \| good	16 \| good	27.537 \| good	0.659 \| good	9.689 \| good	0.149 \| good
2026-01-22T16:00:00.000Z	28 \| good	3.4 \| good	15 \| good	29.626 \| good	0.782 \| good	8.725 \| good	0.129 \| good
2026-01-22T17:00:00.000Z	28 \| good	3.4 \| good	15 \| good	29.587 \| good	0.772 \| good	9.585 \| good	0.124 \| good
2026-01-22T18:00:00.000Z	29 \| good	3.2 \| good	14 \| good	30.564 \| good	0.832 \| good	7.411 \| good	0.115 \| good
2026-01-22T19:00:00.000Z	29 \| good	3 \| good	12 \| good	30.734 \| good	0.759 \| good	5.529 \| good	0.115 \| good
2026-01-22T20:00:00.000Z	31 \| good	2.9 \| good	12 \| good	33.618 \| good	0.722 \| good	5.462 \| good	0.115 \| good
2026-01-22T21:00:00.000Z	29 \| good	2.9 \| good	12 \| good	31.368 \| good	0.721 \| good	5.509 \| good	0.115 \| good
2026-01-22T22:00:00.000Z	31 \| good	3 \| good	12 \| good	33.624 \| good	0.706 \| good	6.696 \| good	0.115 \| good
2026-01-22T23:00:00.000Z	31 \| good	3 \| good	12 \| good	33.603 \| good	0.835 \| good	7.677 \| good	0.12 \| good
2026-01-23T00:00:00.000Z	31 \| good	3 \| good	12 \| good	33.672 \| good	0.658 \| good	9.687 \| good	0.125 \| good
2026-01-23T01:00:00.000Z	30 \| good	3.1 \| good	14 \| good	32.1 \| good	0.676 \| good	10.618 \| good	0.14 \| good
2026-01-23T02:00:00.000Z	28 \| good	3.3 \| good	15 \| good	29.77 \| good	0.683 \| good	10.497 \| good	0.156 \| good
2026-01-23T03:00:00.000Z	28 \| good	3.3 \| good	15 \| good	29.744 \| good	0.705 \| good	12.357 \| good	0.15 \| good
2026-01-23T04:00:00.000Z	23 \| good	3.7 \| good	16 \| good	25.083 \| good	0.705 \| good	12.399 \| good	0.17 \| good
2026-01-23T05:00:00.000Z	25 \| good	3.7 \| good	16 \| good	26.943 \| good	0.635 \| good	9.183 \| good	0.174 \| good
2026-01-23T06:00:00.000Z	24 \| good	3.6 \| good	16 \| good	26.428 \| good	0.964 \| good	5.679 \| good	0.16 \| good
2026-01-23T07:00:00.000Z	24 \| good	3.6 \| good	16 \| good	26.141 \| good	1.129 \| good	8.313 \| good	0.155 \| good
2026-01-23T08:00:00.000Z	23 \| good	3.5 \| good	16 \| good	25.014 \| good	1.735 \| good	13.448 \| good	0.15 \| good
2026-01-23T09:00:00.000Z	31 \| good	3.5 \| good	16 \| good	32.992 \| good	1.116 \| good	9.854 \| good	0.111 \| good
2026-01-23T10:00:00.000Z	31 \| good	3.501 \| good	16 \| good	32.875 \| good	1.117 \| good	9.847 \| good	0.11 \| good
2026-01-23T06:00:00.000Z	33 \| good	5.826 \| good	25.257 \| good	27.764 \| good	0.367 \| good	1.648 \| good	0.161 \| good
2026-01-23T07:00:00.000Z	27 \| good	3.458 \| good	15.197 \| good	28.535 \| good	0.31 \| good	1.342 \| good	0.153 \| good
2026-01-23T08:00:00.000Z	25 \| good	2.874 \| good	11.869 \| good	26.914 \| good	0.253 \| good	1.036 \| good	0.144 \| good
2026-01-23T09:00:00.000Z	25 \| good	2.276 \| good	9.271 \| good	27.377 \| good	0.197 \| good	0.729 \| good	0.136 \| good
2026-01-23T10:00:00.000Z	27 \| good	2.134 \| good	8.869 \| good	28.77 \| good	0.191 \| good	0.774 \| good	0.138 \| good
2026-01-23T11:00:00.000Z	25 \| good	2.658 \| good	11 \| good	27.107 \| good	0.185 \| good	0.819 \| good	0.139 \| good
2026-01-23T12:00:00.000Z	24 \| good	2.747 \| good	11 \| good	25.571 \| good	0.18 \| good	0.864 \| good	0.14 \| good
2026-01-23T13:00:00.000Z	23 \| good	3.606 \| good	16 \| good	24.853 \| good	0.176 \| good	0.881 \| good	0.141 \| good
2026-01-23T14:00:00.000Z	23 \| good	3.198 \| good	13.878 \| good	25.444 \| good	0.172 \| good	0.898 \| good	0.141 \| good
2026-01-23T15:00:00.000Z	25 \| good	2.786 \| good	11.257 \| good	26.938 \| good	0.168 \| good	0.915 \| good	0.141 \| good
2026-01-23T16:00:00.000Z	25 \| good	2.879 \| good	11.944 \| good	27.342 \| good	0.185 \| good	0.85 \| good	0.14 \| good
2026-01-23T17:00:00.000Z	24 \| good	2.931 \| good	12 \| good	26.457 \| good	0.202 \| good	0.786 \| good	0.139 \| good
2026-01-23T18:00:00.000Z	24 \| good	1.982 \| good	8 \| good	25.832 \| good	0.219 \| good	0.721 \| good	0.137 \| good
2026-01-23T19:00:00.000Z	24 \| good	1.621 \| good	6.806 \| good	25.569 \| good	0.247 \| good	0.818 \| good	0.138 \| good
2026-01-23T20:00:00.000Z	24 \| good	1.572 \| good	6 \| good	26.36 \| good	0.275 \| good	0.914 \| good	0.138 \| good
2026-01-23T21:00:00.000Z	26 \| good	1.484 \| good	6 \| good	28.283 \| good	0.302 \| good	1.011 \| good	0.139 \| good
2026-01-23T22:00:00.000Z	26 \| good	1.835 \| good	7.917 \| good	28.407 \| good	0.33 \| good	1.327 \| good	0.141 \| good
2026-01-23T23:00:00.000Z	25 \| good	2.025 \| good	8 \| good	26.91 \| good	0.357 \| good	1.644 \| good	0.143 \| good
2026-01-24T00:00:00.000Z	23 \| good	2.077 \| good	8.314 \| good	24.712 \| good	0.384 \| good	1.961 \| good	0.145 \| good
2026-01-24T01:00:00.000Z	24 \| good	1.712 \| good	6.944 \| good	26.27 \| good	0.453 \| good	2.114 \| good	0.146 \| good
2026-01-24T02:00:00.000Z	21 \| good	1.401 \| good	5.779 \| good	23.351 \| good	0.521 \| good	2.267 \| good	0.147 \| good
2026-01-24T03:00:00.000Z	20 \| good	1.953 \| good	8 \| good	21.561 \| good	0.59 \| good	2.42 \| good	0.148 \| good
2026-01-24T04:00:00.000Z	19 \| good	2.703 \| good	11 \| good	21.445 \| good	0.731 \| good	2.68 \| good	0.151 \| good
2026-01-24T05:00:00.000Z	20 \| good	3.492 \| good	15.696 \| good	22.166 \| good	0.873 \| good	2.94 \| good	0.153 \| good
2026-01-24T06:00:00.000Z	22 \| good	3.887 \| good	16.971 \| good	22.62 \| good	1.015 \| good	3.2 \| good	0.155 \| good
2026-01-24T07:00:00.000Z	27 \| good	5.174 \| good	22.305 \| good	21.986 \| good	1.092 \| good	3.331 \| good	0.157 \| good
2026-01-24T08:00:00.000Z	38 \| good	6.611 \| good	29.812 \| good	20.189 \| good	1.169 \| good	3.462 \| good	0.159 \| good
2026-01-24T09:00:00.000Z	38 \| good	6.66 \| good	29.691 \| good	21.324 \| good	1.247 \| good	3.593 \| good	0.16 \| good
2026-01-24T10:00:00.000Z	33 \| good	6.427 \| good	28.66 \| good	22.276 \| good	1.212 \| good	3.621 \| good	0.161 \| good
2026-01-24T11:00:00.000Z	33 \| good	6.121 \| good	27.248 \| good	22.154 \| good	1.178 \| good	3.648 \| good	0.162 \| good
2026-01-24T12:00:00.000Z	27 \| good	4.913 \| good	21.521 \| good	23.279 \| good	1.144 \| good	3.676 \| good	0.162 \| good
2026-01-24T13:00:00.000Z	33 \| good	5.524 \| good	23.66 \| good	21.653 \| good	1.076 \| good	3.71 \| good	0.164 \| good
2026-01-24T14:00:00.000Z	33 \| good	5.748 \| good	24.767 \| good	22.033 \| good	1.008 \| good	3.745 \| good	0.166 \| good
2026-01-24T15:00:00.000Z	27 \| good	5.49 \| good	23.629 \| good	25.175 \| good	0.94 \| good	3.78 \| good	0.169 \| good
2026-01-24T16:00:00.000Z	27 \| good	5.401 \| good	23 \| good	28.556 \| good	0.85 \| good	3.375 \| good	0.167 \| good
2026-01-24T17:00:00.000Z	27 \| good	4.979 \| good	21.194 \| good	28.129 \| good	0.76 \| good	2.97 \| good	0.166 \| good
2026-01-24T18:00:00.000Z	27 \| good	4.191 \| good	18.304 \| good	29.043 \| good	0.67 \| good	2.566 \| good	0.165 \| good
2026-01-24T19:00:00.000Z	28 \| good	3.979 \| good	17.257 \| good	29.69 \| good	0.604 \| good	2.653 \| good	0.164 \| good
2026-01-24T20:00:00.000Z	29 \| good	4.23 \| good	18.911 \| good	31.031 \| good	0.539 \| good	2.74 \| good	0.162 \| good
2026-01-24T21:00:00.000Z	30 \| good	4.251 \| good	19 \| good	31.6 \| good	0.474 \| good	2.826 \| good	0.161 \| good
2026-01-24T22:00:00.000Z	29 \| good	3.475 \| good	15.083 \| good	30.929 \| good	0.436 \| good	3.065 \| good	0.162 \| good
2026-01-24T23:00:00.000Z	25 \| good	3.422 \| good	15 \| good	26.955 \| good	0.398 \| good	3.303 \| good	0.163 \| good
2026-01-25T00:00:00.000Z	27 \| good	4.425 \| good	4.608 \| good	29.214 \| good	0.373 \| good	3.568 \| good	0.164 \| good
2026-01-25T01:00:00.000Z	22 \| good	3.221 \| good	14.083 \| good	24.387 \| good	0.344 \| good	3.391 \| good	0.164 \| good
2026-01-25T02:00:00.000Z	22 \| good	2.394 \| good	10 \| good	23.963 \| good	0.327 \| good	3.241 \| good	0.164 \| good
2026-01-25T03:00:00.000Z	20 \| good	2.944 \| good	12 \| good	22.41 \| good	0.311 \| good	3.09 \| good	0.164 \| good
2026-01-25T04:00:00.000Z	22 \| good	3.969 \| good	17.314 \| good	22.314 \| good	0.296 \| good	3.15 \| good	0.165 \| good
2026-01-25T05:00:00.000Z	22 \| good	4.454 \| good	19.271 \| good	19.907 \| good	0.281 \| good	3.209 \| good	0.167 \| good

Champaign

Get reliable air quality data to drive your business

Champaign, Illinois air quality map: Stay updated on AQI near you

0.21ppm

How accurate is Illinois, USA air quality data?

Air quality and pollutant data for Illinois, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

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Frequently asked questions

How often is air quality information updated for Champaign, Illinois?

The air quality information for Champaign, Illinois is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Champaign, Illinois at its worst?

In the past 24 hours, the air quality in Champaign, Illinois was at its worst at 12:00:00 on 2026-01-23.

When did Champaign, Illinois experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Champaign, Illinois was observed at 04:00:00 on 2026-01-23.

What is the AQI in Champaign, Illinois right now?

As of now, the AQI in Champaign, Illinois is 23, indicating Good conditions.

What is the most common type of pollution in Champaign, Illinois?

Champaign, Illinois air has the highest levels of O3.

What should I do in case of poor air quality in Champaign, Illinois?

Poor air quality in Champaign, Illinois means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Champaign, Illinois at the moment?

PM_2.5 levels in Champaign, Illinois are currently 3.693 μg/m³.

What is the PM₁₀ level in Champaign, Illinois at the moment?

The PM₁₀ concentration in Champaign, Illinois is 15.973 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Champaign, Illinois at the moment?

The current carbon monoxide (CO) concentration in Champaign, Illinois is 0.169 ppm.

What is the sulfur dioxide (SO₂) level in Champaign, Illinois at the moment?

Currently, Champaign, Illinois has a sulfur dioxide (SO₂) concentration of 0.705 ppb.

What is the ozone (O₃) level in Champaign, Illinois at the moment?

The current ozone (O₃) level in Champaign, Illinois at the moment is 25.12 ppm.

What is the nitrogen dioxide (NO₂) level in Champaign, Illinois at the moment?

Nitrogen dioxide (NO₂) level in Champaign, Illinois at the moment is 12.385 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T11:00:00.000Z	33 \| good	5.6 \| good	24 \| good	25.379 \| good	0.401 \| good	7.935 \| good	0.131 \| good
2026-01-21T12:00:00.000Z	33 \| good	5.8 \| good	25 \| good	25.206 \| good	0.399 \| good	7.325 \| good	0.12 \| good
2026-01-21T13:00:00.000Z	33 \| good	5.8 \| good	25 \| good	25.002 \| good	0.37 \| good	9.029 \| good	0.125 \| good
2026-01-21T14:00:00.000Z	44 \| good	7.6 \| good	34 \| good	23.795 \| good	0.461 \| good	9.785 \| good	0.135 \| good
2026-01-21T15:00:00.000Z	44 \| good	7.6 \| good	34 \| good	25.93 \| good	0.352 \| good	8.939 \| good	0.14 \| good
2026-01-21T16:00:00.000Z	52 \| moderate	10.2 \| good	45 \| good	25.304 \| good	0.434 \| good	9.335 \| good	0.13 \| good
2026-01-21T17:00:00.000Z	56 \| moderate	11.7 \| good	52 \| good	26.042 \| good	0.726 \| good	9.08 \| good	0.13 \| good
2026-01-21T18:00:00.000Z	56 \| moderate	12.1 \| fine	55 \| fine	27.8 \| good	0.676 \| good	5.448 \| good	0.125 \| good
2026-01-21T19:00:00.000Z	52 \| moderate	10.4 \| good	46 \| good	26.233 \| good	0.566 \| good	4.565 \| good	0.125 \| good
2026-01-21T20:00:00.000Z	49 \| good	8.9 \| good	39 \| good	31.434 \| good	0.478 \| good	4.119 \| good	0.125 \| good
2026-01-21T21:00:00.000Z	44 \| good	7.9 \| good	35 \| good	33.417 \| good	0.389 \| good	4.382 \| good	0.12 \| good
2026-01-21T22:00:00.000Z	38 \| good	6.9 \| good	31 \| good	28.96 \| good	0.385 \| good	5.248 \| good	0.12 \| good
2026-01-21T23:00:00.000Z	33 \| good	6 \| good	27 \| good	28.964 \| good	0.985 \| good	8.215 \| good	0.125 \| good
2026-01-22T00:00:00.000Z	33 \| good	5.6 \| good	24 \| good	30.936 \| good	0.879 \| good	9.327 \| good	0.125 \| good
2026-01-22T01:00:00.000Z	33 \| good	5.5 \| good	24 \| good	30.881 \| good	0.803 \| good	7.582 \| good	0.134 \| good
2026-01-22T02:00:00.000Z	27 \| good	5.4 \| good	23 \| good	27.92 \| good	0.839 \| good	7.235 \| good	0.129 \| good
2026-01-22T03:00:00.000Z	27 \| good	5.4 \| good	23 \| good	25.47 \| good	0.705 \| good	7.44 \| good	0.13 \| good
2026-01-22T04:00:00.000Z	27 \| good	5.2 \| good	23 \| good	25.161 \| good	0.703 \| good	7.538 \| good	0.125 \| good
2026-01-22T05:00:00.000Z	27 \| good	5.1 \| good	22 \| good	26.084 \| good	0.701 \| good	8.881 \| good	0.126 \| good
2026-01-22T06:00:00.000Z	25 \| good	4.4 \| good	19 \| good	26.73 \| good	0.785 \| good	7.235 \| good	0.116 \| good
2026-01-22T07:00:00.000Z	23 \| good	4.4 \| good	19 \| good	25.456 \| good	0.808 \| good	6.63 \| good	0.126 \| good
2026-01-22T08:00:00.000Z	27 \| good	4.5 \| good	20 \| good	29.15 \| good	0.622 \| good	5.636 \| good	0.126 \| good
2026-01-22T09:00:00.000Z	29 \| good	4.4 \| good	19 \| good	31.448 \| good	0.59 \| good	6.6 \| good	0.111 \| good
2026-01-22T10:00:00.000Z	28 \| good	4.4 \| good	19 \| good	29.831 \| good	0.74 \| good	3.031 \| good	0.111 \| good
2026-01-22T11:00:00.000Z	28 \| good	3.9 \| good	17 \| good	29.713 \| good	0.646 \| good	4.357 \| good	0.105 \| good
2026-01-22T12:00:00.000Z	28 \| good	3.8 \| good	17 \| good	30.312 \| good	0.667 \| good	5.25 \| good	0.12 \| good
2026-01-22T13:00:00.000Z	28 \| good	3.8 \| good	17 \| good	29.882 \| good	0.631 \| good	6.412 \| good	0.125 \| good
2026-01-22T14:00:00.000Z	28 \| good	3.7 \| good	16 \| good	29.993 \| good	0.646 \| good	8.401 \| good	0.316 \| good
2026-01-22T15:00:00.000Z	26 \| good	3.6 \| good	16 \| good	27.537 \| good	0.659 \| good	9.689 \| good	0.149 \| good
2026-01-22T16:00:00.000Z	28 \| good	3.4 \| good	15 \| good	29.626 \| good	0.782 \| good	8.725 \| good	0.129 \| good
2026-01-22T17:00:00.000Z	28 \| good	3.4 \| good	15 \| good	29.587 \| good	0.772 \| good	9.585 \| good	0.124 \| good
2026-01-22T18:00:00.000Z	29 \| good	3.2 \| good	14 \| good	30.564 \| good	0.832 \| good	7.411 \| good	0.115 \| good
2026-01-22T19:00:00.000Z	29 \| good	3 \| good	12 \| good	30.734 \| good	0.759 \| good	5.529 \| good	0.115 \| good
2026-01-22T20:00:00.000Z	31 \| good	2.9 \| good	12 \| good	33.618 \| good	0.722 \| good	5.462 \| good	0.115 \| good
2026-01-22T21:00:00.000Z	29 \| good	2.9 \| good	12 \| good	31.368 \| good	0.721 \| good	5.509 \| good	0.115 \| good
2026-01-22T22:00:00.000Z	31 \| good	3 \| good	12 \| good	33.624 \| good	0.706 \| good	6.696 \| good	0.115 \| good
2026-01-22T23:00:00.000Z	31 \| good	3 \| good	12 \| good	33.603 \| good	0.835 \| good	7.677 \| good	0.12 \| good
2026-01-23T00:00:00.000Z	31 \| good	3 \| good	12 \| good	33.672 \| good	0.658 \| good	9.687 \| good	0.125 \| good
2026-01-23T01:00:00.000Z	30 \| good	3.1 \| good	14 \| good	32.1 \| good	0.676 \| good	10.618 \| good	0.14 \| good
2026-01-23T02:00:00.000Z	28 \| good	3.3 \| good	15 \| good	29.77 \| good	0.683 \| good	10.497 \| good	0.156 \| good
2026-01-23T03:00:00.000Z	28 \| good	3.3 \| good	15 \| good	29.744 \| good	0.705 \| good	12.357 \| good	0.15 \| good
2026-01-23T04:00:00.000Z	23 \| good	3.7 \| good	16 \| good	25.083 \| good	0.705 \| good	12.399 \| good	0.17 \| good
2026-01-23T05:00:00.000Z	25 \| good	3.7 \| good	16 \| good	26.943 \| good	0.635 \| good	9.183 \| good	0.174 \| good
2026-01-23T06:00:00.000Z	24 \| good	3.6 \| good	16 \| good	26.428 \| good	0.964 \| good	5.679 \| good	0.16 \| good
2026-01-23T07:00:00.000Z	24 \| good	3.6 \| good	16 \| good	26.141 \| good	1.129 \| good	8.313 \| good	0.155 \| good
2026-01-23T08:00:00.000Z	23 \| good	3.5 \| good	16 \| good	25.014 \| good	1.735 \| good	13.448 \| good	0.15 \| good
2026-01-23T09:00:00.000Z	31 \| good	3.5 \| good	16 \| good	32.992 \| good	1.116 \| good	9.854 \| good	0.111 \| good
2026-01-23T10:00:00.000Z	31 \| good	3.501 \| good	16 \| good	32.875 \| good	1.117 \| good	9.847 \| good	0.11 \| good
2026-01-23T06:00:00.000Z	33 \| good	5.826 \| good	25.257 \| good	27.764 \| good	0.367 \| good	1.648 \| good	0.161 \| good
2026-01-23T07:00:00.000Z	27 \| good	3.458 \| good	15.197 \| good	28.535 \| good	0.31 \| good	1.342 \| good	0.153 \| good
2026-01-23T08:00:00.000Z	25 \| good	2.874 \| good	11.869 \| good	26.914 \| good	0.253 \| good	1.036 \| good	0.144 \| good
2026-01-23T09:00:00.000Z	25 \| good	2.276 \| good	9.271 \| good	27.377 \| good	0.197 \| good	0.729 \| good	0.136 \| good
2026-01-23T10:00:00.000Z	27 \| good	2.134 \| good	8.869 \| good	28.77 \| good	0.191 \| good	0.774 \| good	0.138 \| good
2026-01-23T11:00:00.000Z	25 \| good	2.658 \| good	11 \| good	27.107 \| good	0.185 \| good	0.819 \| good	0.139 \| good
2026-01-23T12:00:00.000Z	24 \| good	2.747 \| good	11 \| good	25.571 \| good	0.18 \| good	0.864 \| good	0.14 \| good
2026-01-23T13:00:00.000Z	23 \| good	3.606 \| good	16 \| good	24.853 \| good	0.176 \| good	0.881 \| good	0.141 \| good
2026-01-23T14:00:00.000Z	23 \| good	3.198 \| good	13.878 \| good	25.444 \| good	0.172 \| good	0.898 \| good	0.141 \| good
2026-01-23T15:00:00.000Z	25 \| good	2.786 \| good	11.257 \| good	26.938 \| good	0.168 \| good	0.915 \| good	0.141 \| good
2026-01-23T16:00:00.000Z	25 \| good	2.879 \| good	11.944 \| good	27.342 \| good	0.185 \| good	0.85 \| good	0.14 \| good
2026-01-23T17:00:00.000Z	24 \| good	2.931 \| good	12 \| good	26.457 \| good	0.202 \| good	0.786 \| good	0.139 \| good
2026-01-23T18:00:00.000Z	24 \| good	1.982 \| good	8 \| good	25.832 \| good	0.219 \| good	0.721 \| good	0.137 \| good
2026-01-23T19:00:00.000Z	24 \| good	1.621 \| good	6.806 \| good	25.569 \| good	0.247 \| good	0.818 \| good	0.138 \| good
2026-01-23T20:00:00.000Z	24 \| good	1.572 \| good	6 \| good	26.36 \| good	0.275 \| good	0.914 \| good	0.138 \| good
2026-01-23T21:00:00.000Z	26 \| good	1.484 \| good	6 \| good	28.283 \| good	0.302 \| good	1.011 \| good	0.139 \| good
2026-01-23T22:00:00.000Z	26 \| good	1.835 \| good	7.917 \| good	28.407 \| good	0.33 \| good	1.327 \| good	0.141 \| good
2026-01-23T23:00:00.000Z	25 \| good	2.025 \| good	8 \| good	26.91 \| good	0.357 \| good	1.644 \| good	0.143 \| good
2026-01-24T00:00:00.000Z	23 \| good	2.077 \| good	8.314 \| good	24.712 \| good	0.384 \| good	1.961 \| good	0.145 \| good
2026-01-24T01:00:00.000Z	24 \| good	1.712 \| good	6.944 \| good	26.27 \| good	0.453 \| good	2.114 \| good	0.146 \| good
2026-01-24T02:00:00.000Z	21 \| good	1.401 \| good	5.779 \| good	23.351 \| good	0.521 \| good	2.267 \| good	0.147 \| good
2026-01-24T03:00:00.000Z	20 \| good	1.953 \| good	8 \| good	21.561 \| good	0.59 \| good	2.42 \| good	0.148 \| good
2026-01-24T04:00:00.000Z	19 \| good	2.703 \| good	11 \| good	21.445 \| good	0.731 \| good	2.68 \| good	0.151 \| good
2026-01-24T05:00:00.000Z	20 \| good	3.492 \| good	15.696 \| good	22.166 \| good	0.873 \| good	2.94 \| good	0.153 \| good
2026-01-24T06:00:00.000Z	22 \| good	3.887 \| good	16.971 \| good	22.62 \| good	1.015 \| good	3.2 \| good	0.155 \| good
2026-01-24T07:00:00.000Z	27 \| good	5.174 \| good	22.305 \| good	21.986 \| good	1.092 \| good	3.331 \| good	0.157 \| good
2026-01-24T08:00:00.000Z	38 \| good	6.611 \| good	29.812 \| good	20.189 \| good	1.169 \| good	3.462 \| good	0.159 \| good
2026-01-24T09:00:00.000Z	38 \| good	6.66 \| good	29.691 \| good	21.324 \| good	1.247 \| good	3.593 \| good	0.16 \| good
2026-01-24T10:00:00.000Z	33 \| good	6.427 \| good	28.66 \| good	22.276 \| good	1.212 \| good	3.621 \| good	0.161 \| good
2026-01-24T11:00:00.000Z	33 \| good	6.121 \| good	27.248 \| good	22.154 \| good	1.178 \| good	3.648 \| good	0.162 \| good
2026-01-24T12:00:00.000Z	27 \| good	4.913 \| good	21.521 \| good	23.279 \| good	1.144 \| good	3.676 \| good	0.162 \| good
2026-01-24T13:00:00.000Z	33 \| good	5.524 \| good	23.66 \| good	21.653 \| good	1.076 \| good	3.71 \| good	0.164 \| good
2026-01-24T14:00:00.000Z	33 \| good	5.748 \| good	24.767 \| good	22.033 \| good	1.008 \| good	3.745 \| good	0.166 \| good
2026-01-24T15:00:00.000Z	27 \| good	5.49 \| good	23.629 \| good	25.175 \| good	0.94 \| good	3.78 \| good	0.169 \| good
2026-01-24T16:00:00.000Z	27 \| good	5.401 \| good	23 \| good	28.556 \| good	0.85 \| good	3.375 \| good	0.167 \| good
2026-01-24T17:00:00.000Z	27 \| good	4.979 \| good	21.194 \| good	28.129 \| good	0.76 \| good	2.97 \| good	0.166 \| good
2026-01-24T18:00:00.000Z	27 \| good	4.191 \| good	18.304 \| good	29.043 \| good	0.67 \| good	2.566 \| good	0.165 \| good
2026-01-24T19:00:00.000Z	28 \| good	3.979 \| good	17.257 \| good	29.69 \| good	0.604 \| good	2.653 \| good	0.164 \| good
2026-01-24T20:00:00.000Z	29 \| good	4.23 \| good	18.911 \| good	31.031 \| good	0.539 \| good	2.74 \| good	0.162 \| good
2026-01-24T21:00:00.000Z	30 \| good	4.251 \| good	19 \| good	31.6 \| good	0.474 \| good	2.826 \| good	0.161 \| good
2026-01-24T22:00:00.000Z	29 \| good	3.475 \| good	15.083 \| good	30.929 \| good	0.436 \| good	3.065 \| good	0.162 \| good
2026-01-24T23:00:00.000Z	25 \| good	3.422 \| good	15 \| good	26.955 \| good	0.398 \| good	3.303 \| good	0.163 \| good
2026-01-25T00:00:00.000Z	27 \| good	4.425 \| good	4.608 \| good	29.214 \| good	0.373 \| good	3.568 \| good	0.164 \| good
2026-01-25T01:00:00.000Z	22 \| good	3.221 \| good	14.083 \| good	24.387 \| good	0.344 \| good	3.391 \| good	0.164 \| good
2026-01-25T02:00:00.000Z	22 \| good	2.394 \| good	10 \| good	23.963 \| good	0.327 \| good	3.241 \| good	0.164 \| good
2026-01-25T03:00:00.000Z	20 \| good	2.944 \| good	12 \| good	22.41 \| good	0.311 \| good	3.09 \| good	0.164 \| good
2026-01-25T04:00:00.000Z	22 \| good	3.969 \| good	17.314 \| good	22.314 \| good	0.296 \| good	3.15 \| good	0.165 \| good
2026-01-25T05:00:00.000Z	22 \| good	4.454 \| good	19.271 \| good	19.907 \| good	0.281 \| good	3.209 \| good	0.167 \| good

Live air quality index in Champaign, Illinois today

Major air pollutants in Champaign, Illinois

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Champaign, Illinois air quality map: Stay updated on AQI near you

Air quality in nearby cities

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Mahomet, Illinois

Rantoul, Illinois

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Decatur, Illinois

Charleston, Illinois

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Frequently asked questions

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 level in Champaign, Illinois at the moment?

What is the PM₁₀ level in Champaign, Illinois at the moment?

What is the sulfur dioxide (SO₂) level in Champaign, Illinois at the moment?

What is the ozone (O₃) level in Champaign, Illinois at the moment?

What is the nitrogen dioxide (NO₂) level in Champaign, Illinois at the moment?