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

Currently, North Chicago, Illinois has a sulfur dioxide (SO2) concentration of 1.152 ppb.

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

The current ozone (O3) level in North Chicago, Illinois at the moment is 10.404 ppm.

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

Nitrogen dioxide (NO2) level in North Chicago, Illinois at the moment is 6.05 ppb.

Live air quality index in North Chicago, Illinois today

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

PM2.5 levels in North Chicago, Illinois are currently 2.932 μg/m3.

Q: What is the PM10 level in North Chicago, Illinois at the moment?

The PM10 concentration in North Chicago, Illinois is 9.991 μg/m3 at the moment.

Stay updated with real-time air quality in North Chicago, 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

North Chicago, Illinois

Last updated: ... (Local time)

Major air pollutants in North Chicago, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

2.72 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

8.40 μg/m³

155

255

425

605+

Ozone (O₃)

26.92 ppb

201

201+

Sulfur Dioxide (SO₂)

0.75 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

2.89 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.17 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

North Chicago, Illinois

Get Live Pollen Counts

North Chicago, Illinois

Scroll To Air Quality Map

Track live North Chicago, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-23T23:00:00.000Z	23 \| good	1.668 \| good	5.682 \| good	25.375 \| good	0.964 \| good	5.835 \| good	0.263 \| good
2025-10-24T00:00:00.000Z	20 \| good	2.109 \| good	7.158 \| good	21.861 \| good	1.074 \| good	6.131 \| good	0.288 \| good
2025-10-24T01:00:00.000Z	18 \| good	3.093 \| good	11.285 \| good	19.423 \| good	1.843 \| good	10.274 \| good	0.298 \| good
2025-10-24T02:00:00.000Z	16 \| good	3.144 \| good	10.952 \| good	17.089 \| good	1.273 \| good	12.257 \| good	0.359 \| good
2025-10-24T03:00:00.000Z	13 \| good	0.573 \| good	2.326 \| good	14.195 \| good	0.604 \| good	7.443 \| good	0.157 \| good
2025-10-24T04:00:00.000Z	16 \| good	3.008 \| good	11.139 \| good	12.431 \| good	1.164 \| good	11.507 \| good	0.219 \| good
2025-10-24T05:00:00.000Z	16 \| good	2.934 \| good	8.981 \| good	6.484 \| good	1.026 \| good	6.654 \| good	0.24 \| good
2025-10-24T06:00:00.000Z	16 \| good	3.037 \| good	14.161 \| good	4.513 \| good	1.031 \| good	6.201 \| good	0.25 \| good
2025-10-24T07:00:00.000Z	16 \| good	3.081 \| good	11.441 \| good	4.964 \| good	1.208 \| good	6.176 \| good	0.261 \| good
2025-10-24T08:00:00.000Z	16 \| good	2.921 \| good	9.658 \| good	3.517 \| good	1.159 \| good	5.944 \| good	0.259 \| good
2025-10-24T09:00:00.000Z	16 \| good	3.14 \| good	7.583 \| good	4.168 \| good	0.854 \| good	7.149 \| good	0.236 \| good
2025-10-24T10:00:00.000Z	16 \| good	3.257 \| good	7.23 \| good	4.112 \| good	1.04 \| good	9.761 \| good	0.31 \| good
2025-10-24T11:00:00.000Z	16 \| good	2.946 \| good	10.063 \| good	2.899 \| good	1.103 \| good	14.254 \| good	0.243 \| good
2025-10-24T12:00:00.000Z	16 \| good	2.883 \| good	10.388 \| good	4.27 \| good	1.107 \| good	15.335 \| good	0.297 \| good
2025-10-24T13:00:00.000Z	16 \| good	3.207 \| good	10.981 \| good	4.353 \| good	1.047 \| good	14.808 \| good	0.297 \| good
2025-10-24T14:00:00.000Z	22 \| good	4.122 \| good	13.697 \| good	9.937 \| good	1.008 \| good	14.472 \| good	0.426 \| good
2025-10-24T15:00:00.000Z	22 \| good	3.91 \| good	14.888 \| good	11.786 \| good	1.236 \| good	13.505 \| good	0.264 \| good
2025-10-24T16:00:00.000Z	16 \| good	2.948 \| good	11.184 \| good	12.66 \| good	3.826 \| good	11.267 \| good	0.221 \| good
2025-10-24T17:00:00.000Z	15 \| good	2.326 \| good	11.731 \| good	16.347 \| good	1.028 \| good	5.865 \| good	0.225 \| good
2025-10-24T18:00:00.000Z	17 \| good	2.523 \| good	9.6 \| good	17.963 \| good	0.969 \| good	5.317 \| good	0.213 \| good
2025-10-24T19:00:00.000Z	19 \| good	2.594 \| good	6.288 \| good	20.336 \| good	1.093 \| good	6.267 \| good	0.272 \| good
2025-10-24T20:00:00.000Z	20 \| good	1.972 \| good	13.107 \| good	21.979 \| good	0.872 \| good	5.899 \| good	0.225 \| good
2025-10-24T21:00:00.000Z	23 \| good	2.644 \| good	8.507 \| good	24.907 \| good	0.859 \| good	5.192 \| good	0.213 \| good
2025-10-24T22:00:00.000Z	23 \| good	2.561 \| good	12.224 \| good	24.772 \| good	0.918 \| good	3.543 \| good	0.164 \| good
2025-10-24T23:00:00.000Z	22 \| good	3.548 \| good	15.825 \| good	23.389 \| good	1.269 \| good	4.87 \| good	0.238 \| good
2025-10-25T00:00:00.000Z	22 \| good	2.571 \| good	9.445 \| good	24.471 \| good	1.288 \| good	10.813 \| good	0.259 \| good
2025-10-25T01:00:00.000Z	19 \| good	2.553 \| good	11.051 \| good	20.274 \| good	0.726 \| good	13.041 \| good	0.27 \| good
2025-10-25T02:00:00.000Z	27 \| good	4.531 \| good	19.278 \| good	12.744 \| good	0.736 \| good	14.949 \| good	0.393 \| good
2025-10-25T03:00:00.000Z	38 \| good	6.649 \| good	29.946 \| good	3.215 \| good	1.722 \| good	15.695 \| good	0.231 \| good
2025-10-25T04:00:00.000Z	49 \| good	9.081 \| good	39.882 \| good	5.276 \| good	1.027 \| good	17.74 \| good	0.497 \| good
2025-10-25T05:00:00.000Z	67 \| moderate	18.321 \| fine	54.506 \| good	5.339 \| good	1.195 \| good	16.086 \| good	0.378 \| good
2025-10-25T06:00:00.000Z	52 \| moderate	9.708 \| good	27.875 \| good	7.969 \| good	0.979 \| good	15.068 \| good	0.324 \| good
2025-10-25T07:00:00.000Z	60 \| moderate	14.136 \| fine	41.901 \| good	5.073 \| good	0.971 \| good	14.674 \| good	0.324 \| good
2025-10-25T08:00:00.000Z	54 \| moderate	10.967 \| good	31.075 \| good	10.132 \| good	0.896 \| good	14.062 \| good	0.324 \| good
2025-10-25T09:00:00.000Z	44 \| good	8.498 \| good	32.654 \| good	10.17 \| good	0.911 \| good	13.285 \| good	0.312 \| good
2025-10-25T10:00:00.000Z	44 \| good	7.689 \| good	37.017 \| good	5.647 \| good	1.015 \| good	13.262 \| good	0.28 \| good
2025-10-25T11:00:00.000Z	44 \| good	7.843 \| good	26.856 \| good	3.772 \| good	1.004 \| good	12.33 \| good	0.38 \| good
2025-10-25T12:00:00.000Z	33 \| good	5.856 \| good	23.182 \| good	6.218 \| good	0.917 \| good	11.979 \| good	0.336 \| good
2025-10-25T13:00:00.000Z	27 \| good	5.452 \| good	21.632 \| good	3.507 \| good	0.934 \| good	12.38 \| good	0.324 \| good
2025-10-25T14:00:00.000Z	33 \| good	5.905 \| good	20.486 \| good	4.763 \| good	0.707 \| good	15.82 \| good	0.411 \| good
2025-10-25T15:00:00.000Z	44 \| good	7.763 \| good	26.598 \| good	7.065 \| good	1.108 \| good	16.296 \| good	0.368 \| good
2025-10-25T16:00:00.000Z	38 \| good	6.532 \| good	16.472 \| good	9.768 \| good	0.833 \| good	12.416 \| good	0.21 \| good
2025-10-25T17:00:00.000Z	33 \| good	6.089 \| good	22.694 \| good	13.566 \| good	0.851 \| good	5.595 \| good	0.166 \| good
2025-10-25T18:00:00.000Z	27 \| good	5.353 \| good	21.566 \| good	18.678 \| good	1.476 \| good	4.781 \| good	0.166 \| good
2025-10-25T19:00:00.000Z	22 \| good	3.921 \| good	14.593 \| good	18.227 \| good	1.499 \| good	4.445 \| good	0.166 \| good
2025-10-25T20:00:00.000Z	22 \| good	3.185 \| good	8.823 \| good	24.455 \| good	1.287 \| good	2.75 \| good	0.166 \| good
2025-10-25T21:00:00.000Z	24 \| good	2.808 \| good	8.913 \| good	26.443 \| good	0.751 \| good	3.044 \| good	0.166 \| good
2025-10-25T22:00:00.000Z	25 \| good	2.838 \| good	9.351 \| good	26.9 \| good	0.658 \| good	2.76 \| good	0.166 \| good
2025-10-25T22:00:00.000Z	25 \| good	2.722 \| good	8.405 \| good	26.923 \| good	0.754 \| good	2.891 \| good	0.167 \| good
2025-10-24T10:00:00.000Z	8 \| good	0.801 \| good	3.055 \| good	9.153 \| good	0.667 \| good	5.001 \| good	0.138 \| good
2025-10-24T11:00:00.000Z	6 \| good	0.737 \| good	2.768 \| good	7.208 \| good	0.716 \| good	5.449 \| good	0.14 \| good
2025-10-24T12:00:00.000Z	6 \| good	1.033 \| good	4.273 \| good	4.986 \| good	0.766 \| good	5.897 \| good	0.143 \| good
2025-10-24T13:00:00.000Z	7 \| good	0.909 \| good	3.811 \| good	7.714 \| good	0.86 \| good	5.326 \| good	0.146 \| good
2025-10-24T14:00:00.000Z	13 \| good	1.064 \| good	4.302 \| good	13.88 \| good	0.955 \| good	4.754 \| good	0.15 \| good
2025-10-24T15:00:00.000Z	19 \| good	1.343 \| good	5.232 \| good	19.857 \| good	1.05 \| good	4.182 \| good	0.153 \| good
2025-10-24T16:00:00.000Z	21 \| good	1.832 \| good	7.631 \| good	23.355 \| good	0.927 \| good	3.457 \| good	0.143 \| good
2025-10-24T17:00:00.000Z	24 \| good	2.334 \| good	9.705 \| good	26.136 \| good	0.804 \| good	2.733 \| good	0.134 \| good
2025-10-24T18:00:00.000Z	26 \| good	1.965 \| good	8.051 \| good	27.865 \| good	0.681 \| good	2.009 \| good	0.124 \| good
2025-10-24T19:00:00.000Z	28 \| good	2.322 \| good	9.631 \| good	30.029 \| good	0.71 \| good	2.194 \| good	0.124 \| good
2025-10-24T20:00:00.000Z	27 \| good	2.446 \| good	10.037 \| good	29.395 \| good	0.739 \| good	2.38 \| good	0.125 \| good
2025-10-24T21:00:00.000Z	27 \| good	2.059 \| good	8.315 \| good	29.365 \| good	0.768 \| good	2.566 \| good	0.125 \| good
2025-10-24T22:00:00.000Z	24 \| good	3.161 \| good	13.375 \| good	26.142 \| good	0.907 \| good	6.221 \| good	0.157 \| good
2025-10-24T23:00:00.000Z	19 \| good	2.767 \| good	11.852 \| good	20.478 \| good	1.047 \| good	9.877 \| good	0.189 \| good
2025-10-25T00:00:00.000Z	18 \| good	2.247 \| good	9.173 \| good	18.802 \| good	1.187 \| good	13.532 \| good	0.221 \| good
2025-10-25T01:00:00.000Z	17 \| good	1.847 \| good	7.736 \| good	18.233 \| good	1.315 \| good	13.552 \| good	0.214 \| good
2025-10-25T02:00:00.000Z	16 \| good	3.125 \| good	13.428 \| good	13.532 \| good	1.444 \| good	13.572 \| good	0.208 \| good
2025-10-25T03:00:00.000Z	22 \| good	4.473 \| good	19.353 \| good	10.025 \| good	1.573 \| good	13.592 \| good	0.201 \| good
2025-10-25T04:00:00.000Z	22 \| good	4.494 \| good	19.209 \| good	9.232 \| good	1.634 \| good	13.366 \| good	0.194 \| good
2025-10-25T05:00:00.000Z	22 \| good	4.253 \| good	18.178 \| good	10.705 \| good	1.695 \| good	13.14 \| good	0.187 \| good
2025-10-25T06:00:00.000Z	16 \| good	3.205 \| good	13.824 \| good	14.812 \| good	1.756 \| good	12.914 \| good	0.18 \| good
2025-10-25T07:00:00.000Z	14 \| good	2.186 \| good	8.915 \| good	15.325 \| good	1.771 \| good	12.456 \| good	0.173 \| good
2025-10-25T08:00:00.000Z	15 \| good	1.595 \| good	6.527 \| good	15.824 \| good	1.785 \| good	11.998 \| good	0.166 \| good
2025-10-25T09:00:00.000Z	14 \| good	1.905 \| good	7.725 \| good	15.185 \| good	1.8 \| good	11.54 \| good	0.159 \| good
2025-10-25T10:00:00.000Z	16 \| good	2.974 \| good	12.88 \| good	11.981 \| good	1.755 \| good	11.665 \| good	0.16 \| good
2025-10-25T11:00:00.000Z	16 \| good	2.899 \| good	12.487 \| good	11.927 \| good	1.71 \| good	11.791 \| good	0.161 \| good
2025-10-25T12:00:00.000Z	16 \| good	3.13 \| good	13.479 \| good	11.654 \| good	1.666 \| good	11.916 \| good	0.161 \| good
2025-10-25T13:00:00.000Z	22 \| good	4.209 \| good	18.04 \| good	11.629 \| good	1.729 \| good	10.433 \| good	0.163 \| good
2025-10-25T14:00:00.000Z	27 \| good	4.94 \| good	21.434 \| good	17.059 \| good	1.793 \| good	8.95 \| good	0.165 \| good
2025-10-25T15:00:00.000Z	33 \| good	5.745 \| good	25.014 \| good	21.273 \| good	1.857 \| good	7.467 \| good	0.167 \| good
2025-10-25T16:00:00.000Z	33 \| good	6.086 \| good	27.122 \| good	24.076 \| good	1.768 \| good	6.172 \| good	0.155 \| good
2025-10-25T17:00:00.000Z	33 \| good	6.111 \| good	27.014 \| good	27.423 \| good	1.679 \| good	4.877 \| good	0.143 \| good
2025-10-25T18:00:00.000Z	33 \| good	6.45 \| good	28.86 \| good	29.832 \| good	1.591 \| good	3.582 \| good	0.132 \| good
2025-10-25T19:00:00.000Z	38 \| good	6.662 \| good	29.742 \| good	30.914 \| good	1.592 \| good	3.795 \| good	0.132 \| good
2025-10-25T20:00:00.000Z	44 \| good	7.577 \| good	33.47 \| good	32.826 \| good	1.594 \| good	4.008 \| good	0.133 \| good
2025-10-25T21:00:00.000Z	38 \| good	6.598 \| good	29.369 \| good	34.773 \| good	1.596 \| good	4.221 \| good	0.133 \| good
2025-10-25T22:00:00.000Z	33 \| good	6.034 \| good	26.526 \| good	35.302 \| good	1.524 \| good	5.952 \| good	0.146 \| good
2025-10-25T23:00:00.000Z	33 \| good	5.547 \| good	24.198 \| good	33.615 \| good	1.452 \| good	7.684 \| good	0.158 \| good
2025-10-26T00:00:00.000Z	33 \| good	5.539 \| good	23.994 \| good	33.184 \| good	1.381 \| good	9.415 \| good	0.171 \| good
2025-10-26T01:00:00.000Z	31 \| good	2.981 \| good	12.976 \| good	33.12 \| good	1.361 \| good	9.704 \| good	0.172 \| good
2025-10-26T02:00:00.000Z	28 \| good	2.863 \| good	11.96 \| good	29.857 \| good	1.34 \| good	9.992 \| good	0.172 \| good
2025-10-26T03:00:00.000Z	26 \| good	3.794 \| good	16.537 \| good	27.952 \| good	1.32 \| good	10.28 \| good	0.173 \| good
2025-10-26T04:00:00.000Z	28 \| good	4.638 \| good	20.201 \| good	29.85 \| good	1.369 \| good	10.059 \| good	0.174 \| good
2025-10-26T05:00:00.000Z	33 \| good	5.907 \| good	26.107 \| good	29.942 \| good	1.417 \| good	9.837 \| good	0.174 \| good
2025-10-26T06:00:00.000Z	54 \| moderate	11.145 \| good	11.442 \| good	27.418 \| good	1.445 \| good	9.497 \| good	0.173 \| good
2025-10-26T07:00:00.000Z	44 \| good	8.198 \| good	35.962 \| good	27.848 \| good	1.514 \| good	8.988 \| good	0.172 \| good
2025-10-26T08:00:00.000Z	49 \| good	9.132 \| good	40.271 \| good	28.65 \| good	1.562 \| good	8.362 \| good	0.17 \| good
2025-10-26T09:00:00.000Z	52 \| moderate	10.239 \| good	45.587 \| good	29.426 \| good	1.61 \| good	7.735 \| good	0.168 \| good

North Chicago

Get reliable air quality data to drive your business

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

0.25ppm

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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Check live rankings of places in the USA affected by air pollution.

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Frequently asked questions

How often is air quality information updated for North Chicago, Illinois?

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

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

In the past 24 hours, the air quality in North Chicago, Illinois was at its worst at 12:00:00 on 2025-10-24.

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

In the last 24 hours, the best air quality in North Chicago, Illinois was observed at 03:00:00 on 2025-10-23.

What is the AQI in North Chicago, Illinois right now?

As of now, the AQI in North Chicago, Illinois is 16, indicating Good conditions.

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

North Chicago, Illinois air has the highest levels of PM2.5.

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

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

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

PM_2.5 levels in North Chicago, Illinois are currently 2.932 μg/m³.

What is the PM₁₀ level in North Chicago, Illinois at the moment?

The PM₁₀ concentration in North Chicago, Illinois is 9.991 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in North Chicago, Illinois is 0.258 ppm.

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

Currently, North Chicago, Illinois has a sulfur dioxide (SO₂) concentration of 1.152 ppb.

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

The current ozone (O₃) level in North Chicago, Illinois at the moment is 10.404 ppm.

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

Nitrogen dioxide (NO₂) level in North Chicago, Illinois at the moment is 6.05 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-10-23T23:00:00.000Z	23 \| good	1.668 \| good	5.682 \| good	25.375 \| good	0.964 \| good	5.835 \| good	0.263 \| good
2025-10-24T00:00:00.000Z	20 \| good	2.109 \| good	7.158 \| good	21.861 \| good	1.074 \| good	6.131 \| good	0.288 \| good
2025-10-24T01:00:00.000Z	18 \| good	3.093 \| good	11.285 \| good	19.423 \| good	1.843 \| good	10.274 \| good	0.298 \| good
2025-10-24T02:00:00.000Z	16 \| good	3.144 \| good	10.952 \| good	17.089 \| good	1.273 \| good	12.257 \| good	0.359 \| good
2025-10-24T03:00:00.000Z	13 \| good	0.573 \| good	2.326 \| good	14.195 \| good	0.604 \| good	7.443 \| good	0.157 \| good
2025-10-24T04:00:00.000Z	16 \| good	3.008 \| good	11.139 \| good	12.431 \| good	1.164 \| good	11.507 \| good	0.219 \| good
2025-10-24T05:00:00.000Z	16 \| good	2.934 \| good	8.981 \| good	6.484 \| good	1.026 \| good	6.654 \| good	0.24 \| good
2025-10-24T06:00:00.000Z	16 \| good	3.037 \| good	14.161 \| good	4.513 \| good	1.031 \| good	6.201 \| good	0.25 \| good
2025-10-24T07:00:00.000Z	16 \| good	3.081 \| good	11.441 \| good	4.964 \| good	1.208 \| good	6.176 \| good	0.261 \| good
2025-10-24T08:00:00.000Z	16 \| good	2.921 \| good	9.658 \| good	3.517 \| good	1.159 \| good	5.944 \| good	0.259 \| good
2025-10-24T09:00:00.000Z	16 \| good	3.14 \| good	7.583 \| good	4.168 \| good	0.854 \| good	7.149 \| good	0.236 \| good
2025-10-24T10:00:00.000Z	16 \| good	3.257 \| good	7.23 \| good	4.112 \| good	1.04 \| good	9.761 \| good	0.31 \| good
2025-10-24T11:00:00.000Z	16 \| good	2.946 \| good	10.063 \| good	2.899 \| good	1.103 \| good	14.254 \| good	0.243 \| good
2025-10-24T12:00:00.000Z	16 \| good	2.883 \| good	10.388 \| good	4.27 \| good	1.107 \| good	15.335 \| good	0.297 \| good
2025-10-24T13:00:00.000Z	16 \| good	3.207 \| good	10.981 \| good	4.353 \| good	1.047 \| good	14.808 \| good	0.297 \| good
2025-10-24T14:00:00.000Z	22 \| good	4.122 \| good	13.697 \| good	9.937 \| good	1.008 \| good	14.472 \| good	0.426 \| good
2025-10-24T15:00:00.000Z	22 \| good	3.91 \| good	14.888 \| good	11.786 \| good	1.236 \| good	13.505 \| good	0.264 \| good
2025-10-24T16:00:00.000Z	16 \| good	2.948 \| good	11.184 \| good	12.66 \| good	3.826 \| good	11.267 \| good	0.221 \| good
2025-10-24T17:00:00.000Z	15 \| good	2.326 \| good	11.731 \| good	16.347 \| good	1.028 \| good	5.865 \| good	0.225 \| good
2025-10-24T18:00:00.000Z	17 \| good	2.523 \| good	9.6 \| good	17.963 \| good	0.969 \| good	5.317 \| good	0.213 \| good
2025-10-24T19:00:00.000Z	19 \| good	2.594 \| good	6.288 \| good	20.336 \| good	1.093 \| good	6.267 \| good	0.272 \| good
2025-10-24T20:00:00.000Z	20 \| good	1.972 \| good	13.107 \| good	21.979 \| good	0.872 \| good	5.899 \| good	0.225 \| good
2025-10-24T21:00:00.000Z	23 \| good	2.644 \| good	8.507 \| good	24.907 \| good	0.859 \| good	5.192 \| good	0.213 \| good
2025-10-24T22:00:00.000Z	23 \| good	2.561 \| good	12.224 \| good	24.772 \| good	0.918 \| good	3.543 \| good	0.164 \| good
2025-10-24T23:00:00.000Z	22 \| good	3.548 \| good	15.825 \| good	23.389 \| good	1.269 \| good	4.87 \| good	0.238 \| good
2025-10-25T00:00:00.000Z	22 \| good	2.571 \| good	9.445 \| good	24.471 \| good	1.288 \| good	10.813 \| good	0.259 \| good
2025-10-25T01:00:00.000Z	19 \| good	2.553 \| good	11.051 \| good	20.274 \| good	0.726 \| good	13.041 \| good	0.27 \| good
2025-10-25T02:00:00.000Z	27 \| good	4.531 \| good	19.278 \| good	12.744 \| good	0.736 \| good	14.949 \| good	0.393 \| good
2025-10-25T03:00:00.000Z	38 \| good	6.649 \| good	29.946 \| good	3.215 \| good	1.722 \| good	15.695 \| good	0.231 \| good
2025-10-25T04:00:00.000Z	49 \| good	9.081 \| good	39.882 \| good	5.276 \| good	1.027 \| good	17.74 \| good	0.497 \| good
2025-10-25T05:00:00.000Z	67 \| moderate	18.321 \| fine	54.506 \| good	5.339 \| good	1.195 \| good	16.086 \| good	0.378 \| good
2025-10-25T06:00:00.000Z	52 \| moderate	9.708 \| good	27.875 \| good	7.969 \| good	0.979 \| good	15.068 \| good	0.324 \| good
2025-10-25T07:00:00.000Z	60 \| moderate	14.136 \| fine	41.901 \| good	5.073 \| good	0.971 \| good	14.674 \| good	0.324 \| good
2025-10-25T08:00:00.000Z	54 \| moderate	10.967 \| good	31.075 \| good	10.132 \| good	0.896 \| good	14.062 \| good	0.324 \| good
2025-10-25T09:00:00.000Z	44 \| good	8.498 \| good	32.654 \| good	10.17 \| good	0.911 \| good	13.285 \| good	0.312 \| good
2025-10-25T10:00:00.000Z	44 \| good	7.689 \| good	37.017 \| good	5.647 \| good	1.015 \| good	13.262 \| good	0.28 \| good
2025-10-25T11:00:00.000Z	44 \| good	7.843 \| good	26.856 \| good	3.772 \| good	1.004 \| good	12.33 \| good	0.38 \| good
2025-10-25T12:00:00.000Z	33 \| good	5.856 \| good	23.182 \| good	6.218 \| good	0.917 \| good	11.979 \| good	0.336 \| good
2025-10-25T13:00:00.000Z	27 \| good	5.452 \| good	21.632 \| good	3.507 \| good	0.934 \| good	12.38 \| good	0.324 \| good
2025-10-25T14:00:00.000Z	33 \| good	5.905 \| good	20.486 \| good	4.763 \| good	0.707 \| good	15.82 \| good	0.411 \| good
2025-10-25T15:00:00.000Z	44 \| good	7.763 \| good	26.598 \| good	7.065 \| good	1.108 \| good	16.296 \| good	0.368 \| good
2025-10-25T16:00:00.000Z	38 \| good	6.532 \| good	16.472 \| good	9.768 \| good	0.833 \| good	12.416 \| good	0.21 \| good
2025-10-25T17:00:00.000Z	33 \| good	6.089 \| good	22.694 \| good	13.566 \| good	0.851 \| good	5.595 \| good	0.166 \| good
2025-10-25T18:00:00.000Z	27 \| good	5.353 \| good	21.566 \| good	18.678 \| good	1.476 \| good	4.781 \| good	0.166 \| good
2025-10-25T19:00:00.000Z	22 \| good	3.921 \| good	14.593 \| good	18.227 \| good	1.499 \| good	4.445 \| good	0.166 \| good
2025-10-25T20:00:00.000Z	22 \| good	3.185 \| good	8.823 \| good	24.455 \| good	1.287 \| good	2.75 \| good	0.166 \| good
2025-10-25T21:00:00.000Z	24 \| good	2.808 \| good	8.913 \| good	26.443 \| good	0.751 \| good	3.044 \| good	0.166 \| good
2025-10-25T22:00:00.000Z	25 \| good	2.838 \| good	9.351 \| good	26.9 \| good	0.658 \| good	2.76 \| good	0.166 \| good
2025-10-25T22:00:00.000Z	25 \| good	2.722 \| good	8.405 \| good	26.923 \| good	0.754 \| good	2.891 \| good	0.167 \| good
2025-10-24T10:00:00.000Z	8 \| good	0.801 \| good	3.055 \| good	9.153 \| good	0.667 \| good	5.001 \| good	0.138 \| good
2025-10-24T11:00:00.000Z	6 \| good	0.737 \| good	2.768 \| good	7.208 \| good	0.716 \| good	5.449 \| good	0.14 \| good
2025-10-24T12:00:00.000Z	6 \| good	1.033 \| good	4.273 \| good	4.986 \| good	0.766 \| good	5.897 \| good	0.143 \| good
2025-10-24T13:00:00.000Z	7 \| good	0.909 \| good	3.811 \| good	7.714 \| good	0.86 \| good	5.326 \| good	0.146 \| good
2025-10-24T14:00:00.000Z	13 \| good	1.064 \| good	4.302 \| good	13.88 \| good	0.955 \| good	4.754 \| good	0.15 \| good
2025-10-24T15:00:00.000Z	19 \| good	1.343 \| good	5.232 \| good	19.857 \| good	1.05 \| good	4.182 \| good	0.153 \| good
2025-10-24T16:00:00.000Z	21 \| good	1.832 \| good	7.631 \| good	23.355 \| good	0.927 \| good	3.457 \| good	0.143 \| good
2025-10-24T17:00:00.000Z	24 \| good	2.334 \| good	9.705 \| good	26.136 \| good	0.804 \| good	2.733 \| good	0.134 \| good
2025-10-24T18:00:00.000Z	26 \| good	1.965 \| good	8.051 \| good	27.865 \| good	0.681 \| good	2.009 \| good	0.124 \| good
2025-10-24T19:00:00.000Z	28 \| good	2.322 \| good	9.631 \| good	30.029 \| good	0.71 \| good	2.194 \| good	0.124 \| good
2025-10-24T20:00:00.000Z	27 \| good	2.446 \| good	10.037 \| good	29.395 \| good	0.739 \| good	2.38 \| good	0.125 \| good
2025-10-24T21:00:00.000Z	27 \| good	2.059 \| good	8.315 \| good	29.365 \| good	0.768 \| good	2.566 \| good	0.125 \| good
2025-10-24T22:00:00.000Z	24 \| good	3.161 \| good	13.375 \| good	26.142 \| good	0.907 \| good	6.221 \| good	0.157 \| good
2025-10-24T23:00:00.000Z	19 \| good	2.767 \| good	11.852 \| good	20.478 \| good	1.047 \| good	9.877 \| good	0.189 \| good
2025-10-25T00:00:00.000Z	18 \| good	2.247 \| good	9.173 \| good	18.802 \| good	1.187 \| good	13.532 \| good	0.221 \| good
2025-10-25T01:00:00.000Z	17 \| good	1.847 \| good	7.736 \| good	18.233 \| good	1.315 \| good	13.552 \| good	0.214 \| good
2025-10-25T02:00:00.000Z	16 \| good	3.125 \| good	13.428 \| good	13.532 \| good	1.444 \| good	13.572 \| good	0.208 \| good
2025-10-25T03:00:00.000Z	22 \| good	4.473 \| good	19.353 \| good	10.025 \| good	1.573 \| good	13.592 \| good	0.201 \| good
2025-10-25T04:00:00.000Z	22 \| good	4.494 \| good	19.209 \| good	9.232 \| good	1.634 \| good	13.366 \| good	0.194 \| good
2025-10-25T05:00:00.000Z	22 \| good	4.253 \| good	18.178 \| good	10.705 \| good	1.695 \| good	13.14 \| good	0.187 \| good
2025-10-25T06:00:00.000Z	16 \| good	3.205 \| good	13.824 \| good	14.812 \| good	1.756 \| good	12.914 \| good	0.18 \| good
2025-10-25T07:00:00.000Z	14 \| good	2.186 \| good	8.915 \| good	15.325 \| good	1.771 \| good	12.456 \| good	0.173 \| good
2025-10-25T08:00:00.000Z	15 \| good	1.595 \| good	6.527 \| good	15.824 \| good	1.785 \| good	11.998 \| good	0.166 \| good
2025-10-25T09:00:00.000Z	14 \| good	1.905 \| good	7.725 \| good	15.185 \| good	1.8 \| good	11.54 \| good	0.159 \| good
2025-10-25T10:00:00.000Z	16 \| good	2.974 \| good	12.88 \| good	11.981 \| good	1.755 \| good	11.665 \| good	0.16 \| good
2025-10-25T11:00:00.000Z	16 \| good	2.899 \| good	12.487 \| good	11.927 \| good	1.71 \| good	11.791 \| good	0.161 \| good
2025-10-25T12:00:00.000Z	16 \| good	3.13 \| good	13.479 \| good	11.654 \| good	1.666 \| good	11.916 \| good	0.161 \| good
2025-10-25T13:00:00.000Z	22 \| good	4.209 \| good	18.04 \| good	11.629 \| good	1.729 \| good	10.433 \| good	0.163 \| good
2025-10-25T14:00:00.000Z	27 \| good	4.94 \| good	21.434 \| good	17.059 \| good	1.793 \| good	8.95 \| good	0.165 \| good
2025-10-25T15:00:00.000Z	33 \| good	5.745 \| good	25.014 \| good	21.273 \| good	1.857 \| good	7.467 \| good	0.167 \| good
2025-10-25T16:00:00.000Z	33 \| good	6.086 \| good	27.122 \| good	24.076 \| good	1.768 \| good	6.172 \| good	0.155 \| good
2025-10-25T17:00:00.000Z	33 \| good	6.111 \| good	27.014 \| good	27.423 \| good	1.679 \| good	4.877 \| good	0.143 \| good
2025-10-25T18:00:00.000Z	33 \| good	6.45 \| good	28.86 \| good	29.832 \| good	1.591 \| good	3.582 \| good	0.132 \| good
2025-10-25T19:00:00.000Z	38 \| good	6.662 \| good	29.742 \| good	30.914 \| good	1.592 \| good	3.795 \| good	0.132 \| good
2025-10-25T20:00:00.000Z	44 \| good	7.577 \| good	33.47 \| good	32.826 \| good	1.594 \| good	4.008 \| good	0.133 \| good
2025-10-25T21:00:00.000Z	38 \| good	6.598 \| good	29.369 \| good	34.773 \| good	1.596 \| good	4.221 \| good	0.133 \| good
2025-10-25T22:00:00.000Z	33 \| good	6.034 \| good	26.526 \| good	35.302 \| good	1.524 \| good	5.952 \| good	0.146 \| good
2025-10-25T23:00:00.000Z	33 \| good	5.547 \| good	24.198 \| good	33.615 \| good	1.452 \| good	7.684 \| good	0.158 \| good
2025-10-26T00:00:00.000Z	33 \| good	5.539 \| good	23.994 \| good	33.184 \| good	1.381 \| good	9.415 \| good	0.171 \| good
2025-10-26T01:00:00.000Z	31 \| good	2.981 \| good	12.976 \| good	33.12 \| good	1.361 \| good	9.704 \| good	0.172 \| good
2025-10-26T02:00:00.000Z	28 \| good	2.863 \| good	11.96 \| good	29.857 \| good	1.34 \| good	9.992 \| good	0.172 \| good
2025-10-26T03:00:00.000Z	26 \| good	3.794 \| good	16.537 \| good	27.952 \| good	1.32 \| good	10.28 \| good	0.173 \| good
2025-10-26T04:00:00.000Z	28 \| good	4.638 \| good	20.201 \| good	29.85 \| good	1.369 \| good	10.059 \| good	0.174 \| good
2025-10-26T05:00:00.000Z	33 \| good	5.907 \| good	26.107 \| good	29.942 \| good	1.417 \| good	9.837 \| good	0.174 \| good
2025-10-26T06:00:00.000Z	54 \| moderate	11.145 \| good	11.442 \| good	27.418 \| good	1.445 \| good	9.497 \| good	0.173 \| good
2025-10-26T07:00:00.000Z	44 \| good	8.198 \| good	35.962 \| good	27.848 \| good	1.514 \| good	8.988 \| good	0.172 \| good
2025-10-26T08:00:00.000Z	49 \| good	9.132 \| good	40.271 \| good	28.65 \| good	1.562 \| good	8.362 \| good	0.17 \| good
2025-10-26T09:00:00.000Z	52 \| moderate	10.239 \| good	45.587 \| good	29.426 \| good	1.61 \| good	7.735 \| good	0.168 \| good

Live air quality index in North Chicago, Illinois today

Major air pollutants in North Chicago, Illinois

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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

Air quality in nearby cities

Waukegan, Illinois

Gurnee, Illinois

Lake Forest, Illinois

Libertyville, Illinois

Beach Park, Illinois

Gages Lake, Illinois

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Frequently asked questions

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What is the PM2.5 level in North Chicago, Illinois at the moment?

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

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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 North Chicago, Illinois at the moment?

What is the PM₁₀ level in North Chicago, Illinois at the moment?

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

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

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