What is the current level of PM10 in Highland Park, Illinois?

Highland Park, Illinois currently has a PM10 concentration of 46.423 μg/m3.

What is the current level of sulfur dioxide (SO2) in Highland Park, Illinois?

The current sulfur dioxide (SO2) concentration in Highland Park, Illinois is 1.515 ppb.

What is the current level of ozone (O3) in Highland Park, Illinois?

Highland Park, Illinois currently has an ozone (O3) concentration of 39.68 ppm.

What is the current level of nitrogen dioxide (NO2) in Highland Park, Illinois?

The current level of nitrogen dioxide (NO2) in Highland Park, Illinois is 8.438 ppb.

Current air quality index in Highland Park, Illinois today

Name: Live air pollution levels in Highland Park, Illinois today
Creator: Ambee

Stay updated with real-time air quality in Highland Park, 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

Highland Park, Illinois

Last updated: ... (Local time)

Major air pollutants in Highland Park, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

23.68 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

46.42 μg/m³

155

255

425

605+

Ozone (O₃)

39.68 ppb

201

201+

Sulfur Dioxide (SO₂)

1.51 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

8.44 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.27 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Highland Park, Illinois

Scroll To Air Quality Map

Track live Highland Park, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-12T18:00:00.000Z	45 \| good	3.124 \| good	6.952 \| good	49.056 \| good	0.35 \| good	4.044 \| good	0.227 \| good
2025-07-12T19:00:00.000Z	44 \| good	3.054 \| good	7.316 \| good	47.534 \| good	0.303 \| good	3.791 \| good	0.165 \| good
2025-07-12T20:00:00.000Z	44 \| good	1.684 \| good	7.326 \| good	48.426 \| good	0.312 \| good	3.569 \| good	0.238 \| good
2025-07-12T21:00:00.000Z	46 \| good	1.673 \| good	7.575 \| good	49.987 \| good	0.384 \| good	3.33 \| good	0.209 \| good
2025-07-12T22:00:00.000Z	46 \| good	3.362 \| good	7.519 \| good	50.182 \| good	0.405 \| good	3.932 \| good	0.239 \| good
2025-07-12T23:00:00.000Z	43 \| good	3.278 \| good	7.561 \| good	46.433 \| good	0.277 \| good	3.252 \| good	0.27 \| good
2025-07-13T00:00:00.000Z	43 \| good	1.614 \| good	6.871 \| good	45.94 \| good	0.331 \| good	3.211 \| good	0.261 \| good
2025-07-13T01:00:00.000Z	39 \| good	1.618 \| good	7.298 \| good	42.307 \| good	0.327 \| good	3.818 \| good	0.274 \| good
2025-07-13T02:00:00.000Z	37 \| good	3.772 \| good	8.308 \| good	39.667 \| good	0.317 \| good	6.068 \| good	0.334 \| good
2025-07-13T03:00:00.000Z	33 \| good	4.291 \| good	9.845 \| good	36.067 \| good	0.333 \| good	10.733 \| good	0.323 \| good
2025-07-13T04:00:00.000Z	33 \| good	6.038 \| good	13.121 \| good	36.216 \| good	0.374 \| good	9.335 \| good	0.334 \| good
2025-07-13T05:00:00.000Z	49 \| good	9.312 \| good	18.628 \| good	39.15 \| good	0.418 \| good	6.877 \| good	0.373 \| good
2025-07-13T06:00:00.000Z	60 \| moderate	14.293 \| fine	25.935 \| good	37.2 \| good	0.414 \| good	5.201 \| good	0.312 \| good
2025-07-13T07:00:00.000Z	67 \| moderate	17.873 \| fine	32.611 \| good	30.991 \| good	0.373 \| good	6.361 \| good	0.302 \| good
2025-07-13T08:00:00.000Z	69 \| moderate	19.268 \| fine	34.886 \| good	29.089 \| good	0.331 \| good	6.044 \| good	0.229 \| good
2025-07-13T09:00:00.000Z	69 \| moderate	19.061 \| fine	36.131 \| good	28.731 \| good	0.356 \| good	6.253 \| good	0.227 \| good
2025-07-13T10:00:00.000Z	67 \| moderate	17.608 \| fine	31.76 \| good	26.069 \| good	0.375 \| good	10.794 \| good	0.242 \| good
2025-07-13T11:00:00.000Z	64 \| moderate	16.085 \| fine	30.595 \| good	25.044 \| good	0.355 \| good	11.114 \| good	0.225 \| good
2025-07-13T12:00:00.000Z	62 \| moderate	14.553 \| fine	27.98 \| good	22.891 \| good	0.484 \| good	12.623 \| good	0.196 \| good
2025-07-13T13:00:00.000Z	62 \| moderate	14.666 \| fine	30.001 \| good	22.897 \| good	0.4 \| good	8.924 \| good	0.236 \| good
2025-07-13T14:00:00.000Z	64 \| moderate	16.18 \| fine	31.111 \| good	24.424 \| good	0.451 \| good	10.554 \| good	0.252 \| good
2025-07-13T15:00:00.000Z	69 \| moderate	18.95 \| fine	34.698 \| good	29.019 \| good	0.36 \| good	8.396 \| good	0.324 \| good
2025-07-13T16:00:00.000Z	71 \| moderate	19.927 \| fine	35.912 \| good	33.756 \| good	0.356 \| good	4.146 \| good	0.345 \| good
2025-07-13T17:00:00.000Z	73 \| moderate	20.894 \| fine	37.498 \| good	36.109 \| good	0.259 \| good	3.623 \| good	0.424 \| good
2025-07-13T18:00:00.000Z	73 \| moderate	20.656 \| fine	38.063 \| good	39.213 \| good	0.341 \| good	3.901 \| good	0.432 \| good
2025-07-13T19:00:00.000Z	73 \| moderate	20.678 \| fine	37.235 \| good	42.909 \| good	0.406 \| good	3.451 \| good	0.47 \| good
2025-07-13T20:00:00.000Z	73 \| moderate	20.505 \| fine	37.627 \| good	45.872 \| good	0.374 \| good	3.754 \| good	0.44 \| good
2025-07-13T21:00:00.000Z	73 \| moderate	21.49 \| fine	38.008 \| good	43.999 \| good	0.351 \| good	3.591 \| good	0.44 \| good
2025-07-13T22:00:00.000Z	79 \| moderate	23.508 \| fine	36.899 \| good	45.1 \| good	0.356 \| good	4.368 \| good	0.48 \| good
2025-07-13T23:00:00.000Z	81 \| moderate	25.32 \| fine	44.26 \| good	44.463 \| good	0.305 \| good	3.855 \| good	0.492 \| good
2025-07-14T00:00:00.000Z	81 \| moderate	25.113 \| fine	42.24 \| good	46.342 \| good	0.432 \| good	4.67 \| good	0.48 \| good
2025-07-14T01:00:00.000Z	79 \| moderate	24.376 \| fine	42.711 \| good	44.45 \| good	0.369 \| good	7.534 \| good	0.497 \| good
2025-07-14T02:00:00.000Z	79 \| moderate	24.443 \| fine	43.562 \| good	44.2 \| good	0.263 \| good	8.516 \| good	0.558 \| good
2025-07-14T03:00:00.000Z	79 \| moderate	24.275 \| fine	44.211 \| good	43.164 \| good	0.393 \| good	8.676 \| good	0.543 \| good
2025-07-14T04:00:00.000Z	79 \| moderate	23.995 \| fine	45.797 \| good	36.437 \| good	0.33 \| good	12.466 \| good	0.494 \| good
2025-07-14T05:00:00.000Z	79 \| moderate	23.916 \| fine	44.197 \| good	30.485 \| good	0.286 \| good	8.987 \| good	0.427 \| good
2025-07-14T06:00:00.000Z	79 \| moderate	23.696 \| fine	44.701 \| good	26.724 \| good	0.275 \| good	10.037 \| good	0.388 \| good
2025-07-14T07:00:00.000Z	79 \| moderate	23.79 \| fine	43.992 \| good	23.712 \| good	0.312 \| good	9.873 \| good	0.365 \| good
2025-07-14T08:00:00.000Z	81 \| moderate	24.676 \| fine	46.175 \| good	18.843 \| good	0.542 \| good	12.951 \| good	0.365 \| good
2025-07-14T09:00:00.000Z	82 \| moderate	26.349 \| fine	47.76 \| good	15.616 \| good	0.783 \| good	9.924 \| good	0.306 \| good
2025-07-14T10:00:00.000Z	90 \| moderate	29.557 \| fine	54.33 \| good	11.918 \| good	1.261 \| good	10.797 \| good	0.314 \| good
2025-07-14T11:00:00.000Z	94 \| moderate	32.449 \| fine	59.822 \| fine	11.582 \| good	1.714 \| good	12.357 \| good	0.347 \| good
2025-07-14T12:00:00.000Z	96 \| moderate	32.919 \| fine	60.827 \| fine	9.253 \| good	1.335 \| good	13.325 \| good	0.354 \| good
2025-07-14T13:00:00.000Z	94 \| moderate	32.257 \| fine	59.673 \| fine	10.401 \| good	0.841 \| good	11.314 \| good	0.34 \| good
2025-07-14T14:00:00.000Z	92 \| moderate	30.675 \| fine	58.054 \| fine	12.525 \| good	1.153 \| good	15.173 \| good	0.36 \| good
2025-07-14T15:00:00.000Z	90 \| moderate	30.314 \| fine	55.891 \| fine	23.528 \| good	0.883 \| good	10.569 \| good	0.253 \| good
2025-07-14T16:00:00.000Z	81 \| moderate	24.725 \| fine	46.496 \| good	30.686 \| good	0.947 \| good	8.594 \| good	0.257 \| good
2025-07-14T17:00:00.000Z	79 \| moderate	23.685 \| fine	46.423 \| good	39.68 \| good	1.515 \| good	8.438 \| good	0.272 \| good
2025-07-14T17:00:00.000Z	79 \| moderate	23.685 \| fine	46.423 \| good	39.68 \| good	1.515 \| good	8.438 \| good	0.272 \| good
2025-07-14T18:00:00.000Z	66 \| moderate	16.82 \| fine	74.876 \| fine	51.123 \| good	2.015 \| good	2.997 \| good	0.265 \| good
2025-07-14T19:00:00.000Z	64 \| moderate	15.956 \| fine	71.224 \| fine	53.699 \| good	2.044 \| good	2.822 \| good	0.263 \| good
2025-07-14T20:00:00.000Z	62 \| moderate	15.395 \| fine	68.643 \| fine	57.332 \| fine	2.072 \| good	2.647 \| good	0.261 \| good
2025-07-14T21:00:00.000Z	64 \| moderate	16.12 \| fine	71.947 \| fine	58.02 \| fine	2.101 \| good	2.472 \| good	0.259 \| good
2025-07-14T22:00:00.000Z	64 \| moderate	16.108 \| fine	71.637 \| fine	56.122 \| fine	2.006 \| good	3.769 \| good	0.267 \| good
2025-07-14T23:00:00.000Z	66 \| moderate	16.51 \| fine	73.438 \| fine	53.523 \| good	1.912 \| good	5.066 \| good	0.275 \| good
2025-07-15T00:00:00.000Z	56 \| moderate	11.755 \| good	52.433 \| good	52.665 \| good	1.818 \| good	6.363 \| good	0.282 \| good
2025-07-15T01:00:00.000Z	52 \| moderate	9.592 \| good	42.401 \| good	50.758 \| good	1.734 \| good	9.806 \| good	0.307 \| good
2025-07-15T02:00:00.000Z	49 \| good	8.876 \| good	39.395 \| good	44.317 \| good	1.651 \| good	13.249 \| good	0.333 \| good
2025-07-15T03:00:00.000Z	44 \| good	8.105 \| good	36.07 \| good	39.595 \| good	1.567 \| good	16.691 \| good	0.358 \| good
2025-07-15T04:00:00.000Z	44 \| good	8.363 \| good	37.163 \| good	36.503 \| good	1.643 \| good	15.023 \| good	0.342 \| good
2025-07-15T05:00:00.000Z	54 \| moderate	10.669 \| good	47.245 \| good	32.829 \| good	1.72 \| good	13.355 \| good	0.327 \| good
2025-07-15T06:00:00.000Z	56 \| moderate	12.493 \| fine	55.83 \| fine	35.246 \| good	1.796 \| good	11.687 \| good	0.311 \| good
2025-07-15T07:00:00.000Z	58 \| moderate	13.25 \| fine	59.591 \| fine	37.203 \| good	1.818 \| good	10.326 \| good	0.3 \| good
2025-07-15T08:00:00.000Z	60 \| moderate	14.482 \| fine	64.547 \| fine	35.642 \| good	1.84 \| good	8.966 \| good	0.29 \| good
2025-07-15T09:00:00.000Z	62 \| moderate	14.823 \| fine	66.097 \| fine	29.657 \| good	1.863 \| good	7.605 \| good	0.279 \| good
2025-07-15T10:00:00.000Z	66 \| moderate	17.046 \| fine	75.596 \| fine	30.445 \| good	1.934 \| good	7.574 \| good	0.282 \| good
2025-07-15T11:00:00.000Z	73 \| moderate	20.865 \| fine	91.841 \| fine	21.541 \| good	2.005 \| good	7.543 \| good	0.285 \| good
2025-07-15T12:00:00.000Z	84 \| moderate	27.447 \| fine	119.451 \| fine	20.02 \| good	2.076 \| good	7.512 \| good	0.288 \| good
2025-07-15T13:00:00.000Z	90 \| moderate	29.634 \| fine	128.855 \| fine	29.12 \| good	2.309 \| good	7.633 \| good	0.297 \| good
2025-07-15T14:00:00.000Z	88 \| moderate	28.684 \| fine	124.772 \| fine	43.202 \| good	2.542 \| good	7.753 \| good	0.307 \| good
2025-07-15T15:00:00.000Z	82 \| moderate	26.282 \| fine	114.606 \| fine	51.96 \| good	2.774 \| good	7.874 \| good	0.317 \| good
2025-07-15T16:00:00.000Z	81 \| moderate	24.646 \| fine	107.932 \| fine	55.656 \| fine	2.479 \| good	6.078 \| good	0.3 \| good
2025-07-15T17:00:00.000Z	75 \| moderate	22.273 \| fine	97.889 \| fine	61.334 \| fine	2.183 \| good	4.282 \| good	0.283 \| good
2025-07-15T18:00:00.000Z	100 \| moderate	17.652 \| fine	77.893 \| fine	69.631 \| fine	1.888 \| good	2.486 \| good	0.266 \| good
2025-07-15T19:00:00.000Z	105 \| sensitive	14.297 \| fine	63.632 \| fine	72.134 \| moderate	1.78 \| good	2.446 \| good	0.262 \| good
2025-07-15T20:00:00.000Z	101 \| sensitive	13.488 \| fine	61.037 \| fine	71.202 \| moderate	1.673 \| good	2.406 \| good	0.258 \| good
2025-07-15T21:00:00.000Z	93 \| moderate	14.102 \| fine	63.55 \| fine	68.03 \| fine	1.565 \| good	2.365 \| good	0.254 \| good
2025-07-15T22:00:00.000Z	84 \| moderate	13.055 \| fine	59.18 \| fine	65.104 \| fine	1.576 \| good	3.987 \| good	0.261 \| good
2025-07-15T23:00:00.000Z	64 \| moderate	12.385 \| fine	55.796 \| fine	58.741 \| fine	1.587 \| good	5.608 \| good	0.267 \| good
2025-07-16T00:00:00.000Z	64 \| moderate	10.212 \| good	45.358 \| good	58.666 \| fine	1.598 \| good	7.229 \| good	0.273 \| good
2025-07-16T01:00:00.000Z	50 \| good	7.663 \| good	33.835 \| good	53.77 \| good	1.597 \| good	8.69 \| good	0.279 \| good
2025-07-16T02:00:00.000Z	51 \| moderate	6.238 \| good	27.459 \| good	55.247 \| fine	1.595 \| good	10.151 \| good	0.284 \| good
2025-07-16T03:00:00.000Z	48 \| good	5.376 \| good	23.72 \| good	51.793 \| good	1.593 \| good	11.612 \| good	0.29 \| good
2025-07-16T04:00:00.000Z	44 \| good	8.29 \| good	36.633 \| good	38.115 \| good	1.679 \| good	11.555 \| good	0.282 \| good
2025-07-16T05:00:00.000Z	54 \| moderate	10.676 \| good	47.413 \| good	29.478 \| good	1.765 \| good	11.497 \| good	0.275 \| good
2025-07-16T06:00:00.000Z	52 \| moderate	10.369 \| good	46.209 \| good	25.561 \| good	1.851 \| good	11.44 \| good	0.267 \| good
2025-07-16T07:00:00.000Z	49 \| good	8.797 \| good	38.577 \| good	23.902 \| good	1.787 \| good	10.339 \| good	0.247 \| good
2025-07-16T08:00:00.000Z	44 \| good	7.556 \| good	33.287 \| good	19.696 \| good	1.724 \| good	9.237 \| good	0.227 \| good
2025-07-16T09:00:00.000Z	38 \| good	6.524 \| good	29.016 \| good	21.288 \| good	1.661 \| good	8.136 \| good	0.207 \| good
2025-07-16T10:00:00.000Z	27 \| good	5.145 \| good	22.12 \| good	21.819 \| good	1.553 \| good	7.705 \| good	0.2 \| good
2025-07-16T11:00:00.000Z	38 \| good	7.253 \| good	32.107 \| good	20.915 \| good	1.444 \| good	7.275 \| good	0.193 \| good
2025-07-16T12:00:00.000Z	54 \| moderate	10.767 \| good	47.813 \| good	24.694 \| good	1.336 \| good	6.844 \| good	0.185 \| good
2025-07-16T13:00:00.000Z	58 \| moderate	12.593 \| fine	56.343 \| fine	30.531 \| good	1.273 \| good	6.396 \| good	0.194 \| good
2025-07-16T14:00:00.000Z	62 \| moderate	14.676 \| fine	65.834 \| fine	40.046 \| good	1.21 \| good	5.948 \| good	0.203 \| good
2025-07-16T15:00:00.000Z	60 \| moderate	14.189 \| fine	63.947 \| fine	48.327 \| good	1.147 \| good	5.5 \| good	0.212 \| good
2025-07-16T16:00:00.000Z	58 \| moderate	12.735 \| fine	56.726 \| fine	52.376 \| good	1.18 \| good	4.433 \| good	0.212 \| good
2025-07-16T17:00:00.000Z	67 \| moderate	11.065 \| good	49.365 \| good	60.247 \| fine	1.213 \| good	3.365 \| good	0.212 \| good

Highland Park

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Highland Park, Illinois

0.26ppm

How accurate is Illinois, USA air quality data?

The air quality data for Illinois, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Highland Park, Illinois get updated?

Air quality updates for Highland Park, Illinois are available every hour.

What time in the past 24 hours saw the poorest air quality in Highland Park, Illinois?

Highland Park, Illinois experienced its worst air quality at 12:00:00, 2025-07-14.

When was air quality in Highland Park, Illinois the best over the past 24 hours?

The best air quality in Highland Park, Illinois was observed at 09:00:00 on 2025-07-13.

What is the air quality in Highland Park, Illinois right now?

The air quality in Highland Park, Illinois right now is Moderate, with an AQI of 79.

What pollutant is most frequently found in Highland Park, Illinois?

In Highland Park, Illinois, PM2.5 is the most frequently found pollutant.

What can I do if the air quality in Highland Park, Illinois is poor?

When air quality in Highland Park, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Highland Park, Illinois right now?

Highland Park, Illinois currently has a PM_2.5 concentration of 23.685 μg/m³.

What is the current level of PM₁₀ in Highland Park, Illinois?

Highland Park, Illinois currently has a PM₁₀ concentration of 46.423 μg/m³.

What is the current level of carbon monoxide (CO) in Highland Park, Illinois?

The current carbon monoxide (CO) level in Highland Park, Illinois is 0.272 ppm.

What is the current level of sulfur dioxide (SO₂) in Highland Park, Illinois?

The current sulfur dioxide (SO₂) concentration in Highland Park, Illinois is 1.515 ppb.

What is the current level of ozone (O₃) in Highland Park, Illinois?

Highland Park, Illinois currently has an ozone (O₃) concentration of 39.68 ppm.

What is the current level of nitrogen dioxide (NO₂) in Highland Park, Illinois?

The current level of nitrogen dioxide (NO₂) in Highland Park, Illinois is 8.438 ppb.

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