What is the sulfur dioxide (SO2) level in Round Lake Beach, Illinois at the moment?

Currently, Round Lake Beach, Illinois has a sulfur dioxide (SO2) concentration of 0.585 ppb.

What is the ozone (O3) level in Round Lake Beach, Illinois at the moment?

The current ozone (O3) level in Round Lake Beach, Illinois at the moment is 21.669 ppm.

What is the nitrogen dioxide (NO2) level in Round Lake Beach, Illinois at the moment?

Nitrogen dioxide (NO2) level in Round Lake Beach, Illinois at the moment is 7.578 ppb.

Live air quality index in Round Lake Beach, Illinois today

Q: What is the PM2.5 level in Round Lake Beach, Illinois at the moment?

PM2.5 levels in Round Lake Beach, Illinois are currently 9.846 μg/m3.

Q: What is the PM10 level in Round Lake Beach, Illinois at the moment?

The PM10 concentration in Round Lake Beach, Illinois is 28.607 μg/m3 at the moment.

Stay updated with real-time air quality in Round Lake Beach, 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)

Moderate

Round Lake Beach, Illinois

Last updated: ... (Local time)

Major air pollutants in Round Lake Beach, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

9.85 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

28.61 μg/m³

155

255

425

605+

Ozone (O₃)

21.67 ppb

201

201+

Sulfur Dioxide (SO₂)

0.58 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.58 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.19 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Round Lake Beach, Illinois

Get Live Pollen Counts

Round Lake Beach, Illinois

Scroll To Air Quality Map

Track live Round Lake Beach, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-08T13:00:00.000Z	27 \| good	4.818 \| good	21.622 \| good	13.001 \| good	1.283 \| good	25.678 \| good	0.331 \| good
2025-12-08T14:00:00.000Z	27 \| good	5.127 \| good	23.868 \| good	13.248 \| good	0.752 \| good	22.988 \| good	0.429 \| good
2025-12-08T15:00:00.000Z	33 \| good	5.542 \| good	20.541 \| good	14.476 \| good	0.612 \| good	20.971 \| good	0.473 \| good
2025-12-08T16:00:00.000Z	33 \| good	5.979 \| good	22.854 \| good	15.894 \| good	0.744 \| good	20.85 \| good	0.429 \| good
2025-12-08T17:00:00.000Z	33 \| good	6.2 \| good	28.265 \| good	16.426 \| good	0.738 \| good	15.294 \| good	0.221 \| good
2025-12-08T18:00:00.000Z	27 \| good	4.882 \| good	21.254 \| good	16.402 \| good	0.638 \| good	11.989 \| good	0.166 \| good
2025-12-08T19:00:00.000Z	27 \| good	5.381 \| good	19.094 \| good	25.141 \| good	0.607 \| good	11.816 \| good	0.21 \| good
2025-12-08T20:00:00.000Z	33 \| good	6.088 \| good	25.029 \| good	25.785 \| good	0.635 \| good	12.385 \| good	0.21 \| good
2025-12-08T21:00:00.000Z	27 \| good	5.3 \| good	20.725 \| good	27.94 \| good	0.702 \| good	15.659 \| good	0.254 \| good
2025-12-08T22:00:00.000Z	25 \| good	4.001 \| good	14.698 \| good	26.708 \| good	0.657 \| good	12.475 \| good	0.309 \| good
2025-12-08T23:00:00.000Z	27 \| good	4.574 \| good	24.215 \| good	26.571 \| good	0.708 \| good	12.216 \| good	0.265 \| good
2025-12-09T00:00:00.000Z	27 \| good	5.152 \| good	20.863 \| good	23.72 \| good	0.757 \| good	22.479 \| good	0.276 \| good
2025-12-09T01:00:00.000Z	38 \| good	6.526 \| good	31.528 \| good	22.003 \| good	0.764 \| good	25.148 \| good	0.265 \| good
2025-12-09T02:00:00.000Z	38 \| good	7.302 \| good	21.755 \| good	21.492 \| good	0.752 \| good	12.128 \| good	0.265 \| good
2025-12-09T03:00:00.000Z	49 \| good	9.101 \| good	41 \| good	5.663 \| good	2.255 \| good	17.492 \| good	0.258 \| good
2025-12-09T04:00:00.000Z	44 \| good	8.303 \| good	46.991 \| good	21.684 \| good	0.656 \| good	14.732 \| good	0.199 \| good
2025-12-09T05:00:00.000Z	38 \| good	7.421 \| good	34.546 \| good	15.08 \| good	0.691 \| good	14.015 \| good	0.21 \| good
2025-12-09T06:00:00.000Z	44 \| good	7.838 \| good	38.737 \| good	20.96 \| good	0.604 \| good	13.061 \| good	0.199 \| good
2025-12-09T07:00:00.000Z	33 \| good	5.893 \| good	22.934 \| good	22.52 \| good	0.65 \| good	13.061 \| good	0.199 \| good
2025-12-09T08:00:00.000Z	38 \| good	7.103 \| good	31.688 \| good	18.979 \| good	0.629 \| good	8.618 \| good	0.166 \| good
2025-12-09T09:00:00.000Z	49 \| good	8.576 \| good	25.64 \| good	14.805 \| good	0.656 \| good	7.648 \| good	0.155 \| good
2025-12-09T10:00:00.000Z	49 \| good	9.455 \| good	42.962 \| good	20.222 \| good	0.705 \| good	7.954 \| good	0.166 \| good
2025-12-09T11:00:00.000Z	52 \| moderate	9.965 \| good	35.312 \| good	21.279 \| good	0.67 \| good	7.718 \| good	0.166 \| good
2025-12-09T12:00:00.000Z	58 \| moderate	12.715 \| fine	57.904 \| fine	18.365 \| good	0.683 \| good	7.682 \| good	0.21 \| good
2025-12-09T13:00:00.000Z	56 \| moderate	11.917 \| good	46.407 \| good	20.289 \| good	0.692 \| good	8.078 \| good	0.21 \| good
2025-12-09T14:00:00.000Z	58 \| moderate	12.932 \| fine	30.777 \| good	20.105 \| good	0.666 \| good	10.389 \| good	0.234 \| good
2025-12-09T15:00:00.000Z	58 \| moderate	13.484 \| fine	56.041 \| fine	21.823 \| good	0.811 \| good	9.437 \| good	0.21 \| good
2025-12-09T16:00:00.000Z	60 \| moderate	14.01 \| fine	62.831 \| fine	21.834 \| good	0.851 \| good	9.545 \| good	0.21 \| good
2025-12-09T17:00:00.000Z	58 \| moderate	13.231 \| fine	39.979 \| good	19.557 \| good	0.672 \| good	8.868 \| good	0.21 \| good
2025-12-09T18:00:00.000Z	52 \| moderate	10.06 \| good	43.051 \| good	21.686 \| good	0.606 \| good	7.214 \| good	0.21 \| good
2025-12-09T19:00:00.000Z	54 \| moderate	11.318 \| good	30.816 \| good	21.531 \| good	0.609 \| good	7.615 \| good	0.21 \| good
2025-12-09T20:00:00.000Z	56 \| moderate	12.217 \| fine	46.59 \| good	23.057 \| good	0.616 \| good	8.734 \| good	0.21 \| good
2025-12-09T21:00:00.000Z	58 \| moderate	12.863 \| fine	49.521 \| good	21.953 \| good	0.637 \| good	9.435 \| good	0.254 \| good
2025-12-09T22:00:00.000Z	58 \| moderate	13.029 \| fine	45.733 \| good	21.094 \| good	0.582 \| good	11.245 \| good	0.254 \| good
2025-12-09T23:00:00.000Z	60 \| moderate	14.369 \| fine	58.029 \| fine	19.848 \| good	0.621 \| good	13.101 \| good	0.254 \| good
2025-12-10T00:00:00.000Z	62 \| moderate	15.024 \| fine	54.272 \| good	22.298 \| good	0.619 \| good	15.235 \| good	0.21 \| good
2025-12-10T01:00:00.000Z	62 \| moderate	14.835 \| fine	65.506 \| fine	20.356 \| good	0.544 \| good	17.886 \| good	0.221 \| good
2025-12-10T02:00:00.000Z	58 \| moderate	13.089 \| fine	58.642 \| fine	18.795 \| good	0.629 \| good	16.792 \| good	0.232 \| good
2025-12-10T03:00:00.000Z	52 \| moderate	9.691 \| good	43 \| good	21.487 \| good	0.971 \| good	11.676 \| good	0.23 \| good
2025-12-10T04:00:00.000Z	62 \| moderate	14.875 \| fine	70.075 \| fine	16.764 \| good	0.657 \| good	14.58 \| good	0.221 \| good
2025-12-10T05:00:00.000Z	60 \| moderate	13.941 \| fine	49.147 \| good	16.751 \| good	0.633 \| good	11.96 \| good	0.221 \| good
2025-12-10T06:00:00.000Z	60 \| moderate	13.756 \| fine	60.637 \| fine	14.319 \| good	0.591 \| good	6.679 \| good	0.221 \| good
2025-12-10T07:00:00.000Z	56 \| moderate	11.957 \| good	47.119 \| good	16.298 \| good	0.634 \| good	6.621 \| good	0.199 \| good
2025-12-10T08:00:00.000Z	54 \| moderate	11.137 \| good	49.508 \| good	18.085 \| good	0.729 \| good	6.437 \| good	0.155 \| good
2025-12-10T09:00:00.000Z	38 \| good	7.19 \| good	32.417 \| good	16.437 \| good	0.675 \| good	7.918 \| good	0.155 \| good
2025-12-10T10:00:00.000Z	33 \| good	6.328 \| good	27.822 \| good	19.967 \| good	0.508 \| good	7.271 \| good	0.166 \| good
2025-12-10T11:00:00.000Z	52 \| moderate	9.846 \| good	28.607 \| good	21.669 \| good	0.585 \| good	7.578 \| good	0.188 \| good
2025-12-10T12:00:00.000Z	33 \| good	6.399 \| good	30.195 \| good	23.941 \| good	0.638 \| good	6.234 \| good	0.221 \| good
2025-12-10T12:00:00.000Z	52 \| moderate	9.846 \| good	28.607 \| good	21.669 \| good	0.585 \| good	7.578 \| good	0.188 \| good
2025-12-10T13:00:00.000Z	49 \| good	8.507 \| good	37.149 \| good	20.207 \| good	0.258 \| good	2.578 \| good	0.156 \| good
2025-12-10T14:00:00.000Z	33 \| good	5.945 \| good	25.951 \| good	21.406 \| good	0.261 \| good	2.442 \| good	0.167 \| good
2025-12-10T15:00:00.000Z	27 \| good	5.152 \| good	22.196 \| good	21.281 \| good	0.264 \| good	2.306 \| good	0.177 \| good
2025-12-10T16:00:00.000Z	27 \| good	4.852 \| good	20.999 \| good	22.027 \| good	0.277 \| good	2.141 \| good	0.172 \| good
2025-12-10T17:00:00.000Z	22 \| good	4.492 \| good	19.602 \| good	23.724 \| good	0.289 \| good	1.975 \| good	0.167 \| good
2025-12-10T18:00:00.000Z	22 \| good	3.738 \| good	16.61 \| good	24.378 \| good	0.302 \| good	1.81 \| good	0.163 \| good
2025-12-10T19:00:00.000Z	22 \| good	3.097 \| good	12.999 \| good	24.09 \| good	0.303 \| good	1.829 \| good	0.16 \| good
2025-12-10T20:00:00.000Z	22 \| good	2.812 \| good	11.472 \| good	24.295 \| good	0.304 \| good	1.849 \| good	0.158 \| good
2025-12-10T21:00:00.000Z	22 \| good	2.516 \| good	10.44 \| good	24.347 \| good	0.306 \| good	1.869 \| good	0.155 \| good
2025-12-10T22:00:00.000Z	22 \| good	2.86 \| good	11.641 \| good	24.257 \| good	0.334 \| good	2.307 \| good	0.157 \| good
2025-12-10T23:00:00.000Z	20 \| good	2.964 \| good	12.825 \| good	22.069 \| good	0.363 \| good	2.745 \| good	0.159 \| good
2025-12-11T00:00:00.000Z	27 \| good	4.666 \| good	20.397 \| good	18.73 \| good	0.391 \| good	3.183 \| good	0.161 \| good
2025-12-11T01:00:00.000Z	22 \| good	4.269 \| good	18.48 \| good	17.852 \| good	0.396 \| good	3.125 \| good	0.161 \| good
2025-12-11T02:00:00.000Z	22 \| good	4.091 \| good	17.912 \| good	15.8 \| good	0.401 \| good	3.067 \| good	0.16 \| good
2025-12-11T03:00:00.000Z	22 \| good	4.402 \| good	19.183 \| good	13.491 \| good	0.406 \| good	3.009 \| good	0.16 \| good
2025-12-11T04:00:00.000Z	27 \| good	4.959 \| good	21.424 \| good	13.763 \| good	0.398 \| good	2.739 \| good	0.157 \| good
2025-12-11T05:00:00.000Z	33 \| good	6.118 \| good	27.082 \| good	12.928 \| good	0.391 \| good	2.469 \| good	0.155 \| good
2025-12-11T06:00:00.000Z	38 \| good	6.685 \| good	29.681 \| good	12.218 \| good	0.384 \| good	2.198 \| good	0.152 \| good
2025-12-11T07:00:00.000Z	38 \| good	6.619 \| good	29.398 \| good	13.518 \| good	0.379 \| good	2.095 \| good	0.15 \| good
2025-12-11T08:00:00.000Z	33 \| good	5.527 \| good	24.13 \| good	13.779 \| good	0.373 \| good	1.992 \| good	0.148 \| good
2025-12-11T09:00:00.000Z	27 \| good	4.566 \| good	19.864 \| good	13.609 \| good	0.367 \| good	1.888 \| good	0.146 \| good
2025-12-11T10:00:00.000Z	22 \| good	4.328 \| good	19.033 \| good	11.432 \| good	0.372 \| good	2.247 \| good	0.149 \| good
2025-12-11T11:00:00.000Z	16 \| good	3.209 \| good	13.679 \| good	10.256 \| good	0.376 \| good	2.607 \| good	0.151 \| good
2025-12-11T12:00:00.000Z	22 \| good	3.907 \| good	17.236 \| good	9.656 \| good	0.381 \| good	2.966 \| good	0.153 \| good
2025-12-11T13:00:00.000Z	22 \| good	4.383 \| good	19.125 \| good	8.149 \| good	0.417 \| good	3.664 \| good	0.165 \| good
2025-12-11T14:00:00.000Z	27 \| good	4.583 \| good	19.939 \| good	13.064 \| good	0.453 \| good	4.363 \| good	0.177 \| good
2025-12-11T15:00:00.000Z	27 \| good	5.129 \| good	22.124 \| good	18.234 \| good	0.489 \| good	5.062 \| good	0.189 \| good
2025-12-11T16:00:00.000Z	33 \| good	5.936 \| good	26.241 \| good	22.189 \| good	0.514 \| good	4.803 \| good	0.19 \| good
2025-12-11T17:00:00.000Z	33 \| good	6.24 \| good	27.846 \| good	23.598 \| good	0.539 \| good	4.545 \| good	0.19 \| good
2025-12-11T18:00:00.000Z	33 \| good	5.798 \| good	24.858 \| good	23.973 \| good	0.564 \| good	4.287 \| good	0.191 \| good
2025-12-11T19:00:00.000Z	33 \| good	5.912 \| good	26.023 \| good	24.491 \| good	0.578 \| good	5.052 \| good	0.193 \| good
2025-12-11T20:00:00.000Z	33 \| good	5.969 \| good	26.28 \| good	25.661 \| good	0.592 \| good	5.817 \| good	0.196 \| good
2025-12-11T21:00:00.000Z	27 \| good	5.42 \| good	23.424 \| good	21.638 \| good	0.606 \| good	6.581 \| good	0.198 \| good
2025-12-11T22:00:00.000Z	27 \| good	5.372 \| good	22.929 \| good	16.229 \| good	0.616 \| good	8.78 \| good	0.213 \| good
2025-12-11T23:00:00.000Z	33 \| good	6.045 \| good	27 \| good	14.667 \| good	0.626 \| good	10.978 \| good	0.228 \| good
2025-12-12T00:00:00.000Z	38 \| good	7.257 \| good	31.972 \| good	16.614 \| good	0.637 \| good	13.176 \| good	0.243 \| good
2025-12-12T01:00:00.000Z	38 \| good	7.47 \| good	33.056 \| good	17.327 \| good	0.684 \| good	14.049 \| good	0.25 \| good
2025-12-12T02:00:00.000Z	38 \| good	7.467 \| good	32.902 \| good	17.418 \| good	0.731 \| good	14.922 \| good	0.258 \| good
2025-12-12T03:00:00.000Z	38 \| good	7.298 \| good	32.317 \| good	17.094 \| good	0.778 \| good	15.796 \| good	0.265 \| good
2025-12-12T04:00:00.000Z	44 \| good	7.938 \| good	34.813 \| good	15.619 \| good	0.766 \| good	15.154 \| good	0.261 \| good
2025-12-12T05:00:00.000Z	44 \| good	8.333 \| good	36.467 \| good	15.137 \| good	0.753 \| good	14.513 \| good	0.257 \| good
2025-12-12T06:00:00.000Z	60 \| moderate	14.4 \| fine	15.268 \| good	21.977 \| good	0.732 \| good	13.594 \| good	0.251 \| good
2025-12-12T07:00:00.000Z	56 \| moderate	11.926 \| good	53.35 \| good	10.95 \| good	0.711 \| good	13.154 \| good	0.25 \| good
2025-12-12T08:00:00.000Z	54 \| moderate	10.638 \| good	47.053 \| good	10.618 \| good	0.682 \| good	12.436 \| good	0.246 \| good
2025-12-12T09:00:00.000Z	52 \| moderate	9.702 \| good	42.895 \| good	12.02 \| good	0.653 \| good	11.717 \| good	0.243 \| good
2025-12-12T10:00:00.000Z	52 \| moderate	9.533 \| good	42.565 \| good	10.554 \| good	0.689 \| good	11.813 \| good	0.247 \| good
2025-12-12T11:00:00.000Z	52 \| moderate	9.885 \| good	44.106 \| good	9.463 \| good	0.725 \| good	11.908 \| good	0.25 \| good
2025-12-12T12:00:00.000Z	66 \| moderate	17.17 \| fine	17.972 \| good	21.283 \| good	0.74 \| good	11.648 \| good	0.251 \| good

Round Lake Beach

Get reliable air quality data to drive your business

Round Lake Beach, Illinois air quality map: Stay updated on AQI near you

0.19ppm

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 Round Lake Beach, Illinois?

The air quality information for Round Lake Beach, Illinois is updated every hour for accuracy.

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

In the past 24 hours, the air quality in Round Lake Beach, Illinois was at its worst at 04:00:00 on 2025-12-10.

When did Round Lake Beach, Illinois experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Round Lake Beach, Illinois was observed at 10:00:00 on 2025-12-10.

What is the AQI in Round Lake Beach, Illinois right now?

As of now, the AQI in Round Lake Beach, Illinois is 52, indicating Moderate conditions.

What is the most common type of pollution in Round Lake Beach, Illinois?

Round Lake Beach, Illinois air has the highest levels of PM2.5.

What should I do in case of poor air quality in Round Lake Beach, Illinois?

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

What is the PM_2.5 level in Round Lake Beach, Illinois at the moment?

PM_2.5 levels in Round Lake Beach, Illinois are currently 9.846 μg/m³.

What is the PM₁₀ level in Round Lake Beach, Illinois at the moment?

The PM₁₀ concentration in Round Lake Beach, Illinois is 28.607 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Round Lake Beach, Illinois at the moment?

The current carbon monoxide (CO) concentration in Round Lake Beach, Illinois is 0.188 ppm.

What is the sulfur dioxide (SO₂) level in Round Lake Beach, Illinois at the moment?

Currently, Round Lake Beach, Illinois has a sulfur dioxide (SO₂) concentration of 0.585 ppb.

What is the ozone (O₃) level in Round Lake Beach, Illinois at the moment?

The current ozone (O₃) level in Round Lake Beach, Illinois at the moment is 21.669 ppm.

What is the nitrogen dioxide (NO₂) level in Round Lake Beach, Illinois at the moment?

Nitrogen dioxide (NO₂) level in Round Lake Beach, Illinois at the moment is 7.578 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-08T13:00:00.000Z	27 \| good	4.818 \| good	21.622 \| good	13.001 \| good	1.283 \| good	25.678 \| good	0.331 \| good
2025-12-08T14:00:00.000Z	27 \| good	5.127 \| good	23.868 \| good	13.248 \| good	0.752 \| good	22.988 \| good	0.429 \| good
2025-12-08T15:00:00.000Z	33 \| good	5.542 \| good	20.541 \| good	14.476 \| good	0.612 \| good	20.971 \| good	0.473 \| good
2025-12-08T16:00:00.000Z	33 \| good	5.979 \| good	22.854 \| good	15.894 \| good	0.744 \| good	20.85 \| good	0.429 \| good
2025-12-08T17:00:00.000Z	33 \| good	6.2 \| good	28.265 \| good	16.426 \| good	0.738 \| good	15.294 \| good	0.221 \| good
2025-12-08T18:00:00.000Z	27 \| good	4.882 \| good	21.254 \| good	16.402 \| good	0.638 \| good	11.989 \| good	0.166 \| good
2025-12-08T19:00:00.000Z	27 \| good	5.381 \| good	19.094 \| good	25.141 \| good	0.607 \| good	11.816 \| good	0.21 \| good
2025-12-08T20:00:00.000Z	33 \| good	6.088 \| good	25.029 \| good	25.785 \| good	0.635 \| good	12.385 \| good	0.21 \| good
2025-12-08T21:00:00.000Z	27 \| good	5.3 \| good	20.725 \| good	27.94 \| good	0.702 \| good	15.659 \| good	0.254 \| good
2025-12-08T22:00:00.000Z	25 \| good	4.001 \| good	14.698 \| good	26.708 \| good	0.657 \| good	12.475 \| good	0.309 \| good
2025-12-08T23:00:00.000Z	27 \| good	4.574 \| good	24.215 \| good	26.571 \| good	0.708 \| good	12.216 \| good	0.265 \| good
2025-12-09T00:00:00.000Z	27 \| good	5.152 \| good	20.863 \| good	23.72 \| good	0.757 \| good	22.479 \| good	0.276 \| good
2025-12-09T01:00:00.000Z	38 \| good	6.526 \| good	31.528 \| good	22.003 \| good	0.764 \| good	25.148 \| good	0.265 \| good
2025-12-09T02:00:00.000Z	38 \| good	7.302 \| good	21.755 \| good	21.492 \| good	0.752 \| good	12.128 \| good	0.265 \| good
2025-12-09T03:00:00.000Z	49 \| good	9.101 \| good	41 \| good	5.663 \| good	2.255 \| good	17.492 \| good	0.258 \| good
2025-12-09T04:00:00.000Z	44 \| good	8.303 \| good	46.991 \| good	21.684 \| good	0.656 \| good	14.732 \| good	0.199 \| good
2025-12-09T05:00:00.000Z	38 \| good	7.421 \| good	34.546 \| good	15.08 \| good	0.691 \| good	14.015 \| good	0.21 \| good
2025-12-09T06:00:00.000Z	44 \| good	7.838 \| good	38.737 \| good	20.96 \| good	0.604 \| good	13.061 \| good	0.199 \| good
2025-12-09T07:00:00.000Z	33 \| good	5.893 \| good	22.934 \| good	22.52 \| good	0.65 \| good	13.061 \| good	0.199 \| good
2025-12-09T08:00:00.000Z	38 \| good	7.103 \| good	31.688 \| good	18.979 \| good	0.629 \| good	8.618 \| good	0.166 \| good
2025-12-09T09:00:00.000Z	49 \| good	8.576 \| good	25.64 \| good	14.805 \| good	0.656 \| good	7.648 \| good	0.155 \| good
2025-12-09T10:00:00.000Z	49 \| good	9.455 \| good	42.962 \| good	20.222 \| good	0.705 \| good	7.954 \| good	0.166 \| good
2025-12-09T11:00:00.000Z	52 \| moderate	9.965 \| good	35.312 \| good	21.279 \| good	0.67 \| good	7.718 \| good	0.166 \| good
2025-12-09T12:00:00.000Z	58 \| moderate	12.715 \| fine	57.904 \| fine	18.365 \| good	0.683 \| good	7.682 \| good	0.21 \| good
2025-12-09T13:00:00.000Z	56 \| moderate	11.917 \| good	46.407 \| good	20.289 \| good	0.692 \| good	8.078 \| good	0.21 \| good
2025-12-09T14:00:00.000Z	58 \| moderate	12.932 \| fine	30.777 \| good	20.105 \| good	0.666 \| good	10.389 \| good	0.234 \| good
2025-12-09T15:00:00.000Z	58 \| moderate	13.484 \| fine	56.041 \| fine	21.823 \| good	0.811 \| good	9.437 \| good	0.21 \| good
2025-12-09T16:00:00.000Z	60 \| moderate	14.01 \| fine	62.831 \| fine	21.834 \| good	0.851 \| good	9.545 \| good	0.21 \| good
2025-12-09T17:00:00.000Z	58 \| moderate	13.231 \| fine	39.979 \| good	19.557 \| good	0.672 \| good	8.868 \| good	0.21 \| good
2025-12-09T18:00:00.000Z	52 \| moderate	10.06 \| good	43.051 \| good	21.686 \| good	0.606 \| good	7.214 \| good	0.21 \| good
2025-12-09T19:00:00.000Z	54 \| moderate	11.318 \| good	30.816 \| good	21.531 \| good	0.609 \| good	7.615 \| good	0.21 \| good
2025-12-09T20:00:00.000Z	56 \| moderate	12.217 \| fine	46.59 \| good	23.057 \| good	0.616 \| good	8.734 \| good	0.21 \| good
2025-12-09T21:00:00.000Z	58 \| moderate	12.863 \| fine	49.521 \| good	21.953 \| good	0.637 \| good	9.435 \| good	0.254 \| good
2025-12-09T22:00:00.000Z	58 \| moderate	13.029 \| fine	45.733 \| good	21.094 \| good	0.582 \| good	11.245 \| good	0.254 \| good
2025-12-09T23:00:00.000Z	60 \| moderate	14.369 \| fine	58.029 \| fine	19.848 \| good	0.621 \| good	13.101 \| good	0.254 \| good
2025-12-10T00:00:00.000Z	62 \| moderate	15.024 \| fine	54.272 \| good	22.298 \| good	0.619 \| good	15.235 \| good	0.21 \| good
2025-12-10T01:00:00.000Z	62 \| moderate	14.835 \| fine	65.506 \| fine	20.356 \| good	0.544 \| good	17.886 \| good	0.221 \| good
2025-12-10T02:00:00.000Z	58 \| moderate	13.089 \| fine	58.642 \| fine	18.795 \| good	0.629 \| good	16.792 \| good	0.232 \| good
2025-12-10T03:00:00.000Z	52 \| moderate	9.691 \| good	43 \| good	21.487 \| good	0.971 \| good	11.676 \| good	0.23 \| good
2025-12-10T04:00:00.000Z	62 \| moderate	14.875 \| fine	70.075 \| fine	16.764 \| good	0.657 \| good	14.58 \| good	0.221 \| good
2025-12-10T05:00:00.000Z	60 \| moderate	13.941 \| fine	49.147 \| good	16.751 \| good	0.633 \| good	11.96 \| good	0.221 \| good
2025-12-10T06:00:00.000Z	60 \| moderate	13.756 \| fine	60.637 \| fine	14.319 \| good	0.591 \| good	6.679 \| good	0.221 \| good
2025-12-10T07:00:00.000Z	56 \| moderate	11.957 \| good	47.119 \| good	16.298 \| good	0.634 \| good	6.621 \| good	0.199 \| good
2025-12-10T08:00:00.000Z	54 \| moderate	11.137 \| good	49.508 \| good	18.085 \| good	0.729 \| good	6.437 \| good	0.155 \| good
2025-12-10T09:00:00.000Z	38 \| good	7.19 \| good	32.417 \| good	16.437 \| good	0.675 \| good	7.918 \| good	0.155 \| good
2025-12-10T10:00:00.000Z	33 \| good	6.328 \| good	27.822 \| good	19.967 \| good	0.508 \| good	7.271 \| good	0.166 \| good
2025-12-10T11:00:00.000Z	52 \| moderate	9.846 \| good	28.607 \| good	21.669 \| good	0.585 \| good	7.578 \| good	0.188 \| good
2025-12-10T12:00:00.000Z	33 \| good	6.399 \| good	30.195 \| good	23.941 \| good	0.638 \| good	6.234 \| good	0.221 \| good
2025-12-10T12:00:00.000Z	52 \| moderate	9.846 \| good	28.607 \| good	21.669 \| good	0.585 \| good	7.578 \| good	0.188 \| good
2025-12-10T13:00:00.000Z	49 \| good	8.507 \| good	37.149 \| good	20.207 \| good	0.258 \| good	2.578 \| good	0.156 \| good
2025-12-10T14:00:00.000Z	33 \| good	5.945 \| good	25.951 \| good	21.406 \| good	0.261 \| good	2.442 \| good	0.167 \| good
2025-12-10T15:00:00.000Z	27 \| good	5.152 \| good	22.196 \| good	21.281 \| good	0.264 \| good	2.306 \| good	0.177 \| good
2025-12-10T16:00:00.000Z	27 \| good	4.852 \| good	20.999 \| good	22.027 \| good	0.277 \| good	2.141 \| good	0.172 \| good
2025-12-10T17:00:00.000Z	22 \| good	4.492 \| good	19.602 \| good	23.724 \| good	0.289 \| good	1.975 \| good	0.167 \| good
2025-12-10T18:00:00.000Z	22 \| good	3.738 \| good	16.61 \| good	24.378 \| good	0.302 \| good	1.81 \| good	0.163 \| good
2025-12-10T19:00:00.000Z	22 \| good	3.097 \| good	12.999 \| good	24.09 \| good	0.303 \| good	1.829 \| good	0.16 \| good
2025-12-10T20:00:00.000Z	22 \| good	2.812 \| good	11.472 \| good	24.295 \| good	0.304 \| good	1.849 \| good	0.158 \| good
2025-12-10T21:00:00.000Z	22 \| good	2.516 \| good	10.44 \| good	24.347 \| good	0.306 \| good	1.869 \| good	0.155 \| good
2025-12-10T22:00:00.000Z	22 \| good	2.86 \| good	11.641 \| good	24.257 \| good	0.334 \| good	2.307 \| good	0.157 \| good
2025-12-10T23:00:00.000Z	20 \| good	2.964 \| good	12.825 \| good	22.069 \| good	0.363 \| good	2.745 \| good	0.159 \| good
2025-12-11T00:00:00.000Z	27 \| good	4.666 \| good	20.397 \| good	18.73 \| good	0.391 \| good	3.183 \| good	0.161 \| good
2025-12-11T01:00:00.000Z	22 \| good	4.269 \| good	18.48 \| good	17.852 \| good	0.396 \| good	3.125 \| good	0.161 \| good
2025-12-11T02:00:00.000Z	22 \| good	4.091 \| good	17.912 \| good	15.8 \| good	0.401 \| good	3.067 \| good	0.16 \| good
2025-12-11T03:00:00.000Z	22 \| good	4.402 \| good	19.183 \| good	13.491 \| good	0.406 \| good	3.009 \| good	0.16 \| good
2025-12-11T04:00:00.000Z	27 \| good	4.959 \| good	21.424 \| good	13.763 \| good	0.398 \| good	2.739 \| good	0.157 \| good
2025-12-11T05:00:00.000Z	33 \| good	6.118 \| good	27.082 \| good	12.928 \| good	0.391 \| good	2.469 \| good	0.155 \| good
2025-12-11T06:00:00.000Z	38 \| good	6.685 \| good	29.681 \| good	12.218 \| good	0.384 \| good	2.198 \| good	0.152 \| good
2025-12-11T07:00:00.000Z	38 \| good	6.619 \| good	29.398 \| good	13.518 \| good	0.379 \| good	2.095 \| good	0.15 \| good
2025-12-11T08:00:00.000Z	33 \| good	5.527 \| good	24.13 \| good	13.779 \| good	0.373 \| good	1.992 \| good	0.148 \| good
2025-12-11T09:00:00.000Z	27 \| good	4.566 \| good	19.864 \| good	13.609 \| good	0.367 \| good	1.888 \| good	0.146 \| good
2025-12-11T10:00:00.000Z	22 \| good	4.328 \| good	19.033 \| good	11.432 \| good	0.372 \| good	2.247 \| good	0.149 \| good
2025-12-11T11:00:00.000Z	16 \| good	3.209 \| good	13.679 \| good	10.256 \| good	0.376 \| good	2.607 \| good	0.151 \| good
2025-12-11T12:00:00.000Z	22 \| good	3.907 \| good	17.236 \| good	9.656 \| good	0.381 \| good	2.966 \| good	0.153 \| good
2025-12-11T13:00:00.000Z	22 \| good	4.383 \| good	19.125 \| good	8.149 \| good	0.417 \| good	3.664 \| good	0.165 \| good
2025-12-11T14:00:00.000Z	27 \| good	4.583 \| good	19.939 \| good	13.064 \| good	0.453 \| good	4.363 \| good	0.177 \| good
2025-12-11T15:00:00.000Z	27 \| good	5.129 \| good	22.124 \| good	18.234 \| good	0.489 \| good	5.062 \| good	0.189 \| good
2025-12-11T16:00:00.000Z	33 \| good	5.936 \| good	26.241 \| good	22.189 \| good	0.514 \| good	4.803 \| good	0.19 \| good
2025-12-11T17:00:00.000Z	33 \| good	6.24 \| good	27.846 \| good	23.598 \| good	0.539 \| good	4.545 \| good	0.19 \| good
2025-12-11T18:00:00.000Z	33 \| good	5.798 \| good	24.858 \| good	23.973 \| good	0.564 \| good	4.287 \| good	0.191 \| good
2025-12-11T19:00:00.000Z	33 \| good	5.912 \| good	26.023 \| good	24.491 \| good	0.578 \| good	5.052 \| good	0.193 \| good
2025-12-11T20:00:00.000Z	33 \| good	5.969 \| good	26.28 \| good	25.661 \| good	0.592 \| good	5.817 \| good	0.196 \| good
2025-12-11T21:00:00.000Z	27 \| good	5.42 \| good	23.424 \| good	21.638 \| good	0.606 \| good	6.581 \| good	0.198 \| good
2025-12-11T22:00:00.000Z	27 \| good	5.372 \| good	22.929 \| good	16.229 \| good	0.616 \| good	8.78 \| good	0.213 \| good
2025-12-11T23:00:00.000Z	33 \| good	6.045 \| good	27 \| good	14.667 \| good	0.626 \| good	10.978 \| good	0.228 \| good
2025-12-12T00:00:00.000Z	38 \| good	7.257 \| good	31.972 \| good	16.614 \| good	0.637 \| good	13.176 \| good	0.243 \| good
2025-12-12T01:00:00.000Z	38 \| good	7.47 \| good	33.056 \| good	17.327 \| good	0.684 \| good	14.049 \| good	0.25 \| good
2025-12-12T02:00:00.000Z	38 \| good	7.467 \| good	32.902 \| good	17.418 \| good	0.731 \| good	14.922 \| good	0.258 \| good
2025-12-12T03:00:00.000Z	38 \| good	7.298 \| good	32.317 \| good	17.094 \| good	0.778 \| good	15.796 \| good	0.265 \| good
2025-12-12T04:00:00.000Z	44 \| good	7.938 \| good	34.813 \| good	15.619 \| good	0.766 \| good	15.154 \| good	0.261 \| good
2025-12-12T05:00:00.000Z	44 \| good	8.333 \| good	36.467 \| good	15.137 \| good	0.753 \| good	14.513 \| good	0.257 \| good
2025-12-12T06:00:00.000Z	60 \| moderate	14.4 \| fine	15.268 \| good	21.977 \| good	0.732 \| good	13.594 \| good	0.251 \| good
2025-12-12T07:00:00.000Z	56 \| moderate	11.926 \| good	53.35 \| good	10.95 \| good	0.711 \| good	13.154 \| good	0.25 \| good
2025-12-12T08:00:00.000Z	54 \| moderate	10.638 \| good	47.053 \| good	10.618 \| good	0.682 \| good	12.436 \| good	0.246 \| good
2025-12-12T09:00:00.000Z	52 \| moderate	9.702 \| good	42.895 \| good	12.02 \| good	0.653 \| good	11.717 \| good	0.243 \| good
2025-12-12T10:00:00.000Z	52 \| moderate	9.533 \| good	42.565 \| good	10.554 \| good	0.689 \| good	11.813 \| good	0.247 \| good
2025-12-12T11:00:00.000Z	52 \| moderate	9.885 \| good	44.106 \| good	9.463 \| good	0.725 \| good	11.908 \| good	0.25 \| good
2025-12-12T12:00:00.000Z	66 \| moderate	17.17 \| fine	17.972 \| good	21.283 \| good	0.74 \| good	11.648 \| good	0.251 \| good

Live air quality index in Round Lake Beach, Illinois today

Major air pollutants in Round Lake Beach, Illinois

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Round Lake Beach, Illinois air quality map: Stay updated on AQI near you

Air quality in nearby cities

Round Lake, Illinois

Grayslake, Illinois

Lindenhurst, Illinois

Fox Lake, Illinois

Gages Lake, Illinois

Antioch, 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 Round Lake Beach, Illinois at the moment?

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What is the sulfur dioxide (SO₂) level in Round Lake Beach, Illinois at the moment?

What is the ozone (O₃) level in Round Lake Beach, Illinois at the moment?

What is the nitrogen dioxide (NO₂) level in Round Lake Beach, Illinois at the moment?