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

Currently, Glendale Heights, Illinois has a sulfur dioxide (SO2) concentration of 1.81 ppb.

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

The current ozone (O3) level in Glendale Heights, Illinois at the moment is 34.504 ppm.

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

Nitrogen dioxide (NO2) level in Glendale Heights, Illinois at the moment is 7.026 ppb.

Live air quality index in Glendale Heights, Illinois today

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

PM2.5 levels in Glendale Heights, Illinois are currently 11.343 μg/m3.

Q: What is the PM10 level in Glendale Heights, Illinois at the moment?

The PM10 concentration in Glendale Heights, Illinois is 57.033 μg/m3 at the moment.

Stay updated with real-time air quality in Glendale Heights, 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

Glendale Heights, Illinois

Last updated: ... (Local time)

Major air pollutants in Glendale Heights, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

11.34 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

57.03 μg/m³

155

255

425

605+

Ozone (O₃)

34.50 ppb

201

201+

Sulfur Dioxide (SO₂)

1.81 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.03 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.25 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Glendale Heights, Illinois

Get Live Pollen Counts

Glendale Heights, Illinois

Scroll To Air Quality Map

Track live Glendale Heights, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T22:00:00.000Z	49 \| good	8.549 \| good	36.896 \| good	34.251 \| good	7.011 \| good	8.511 \| good	0.212 \| good
2026-10-20T23:00:00.000Z	44 \| good	8.475 \| good	34.208 \| good	37.158 \| good	3.768 \| good	25.333 \| good	0.225 \| good
2026-10-21T00:00:00.000Z	49 \| good	8.671 \| good	38.025 \| good	33.52 \| good	0.988 \| good	24.577 \| good	0.268 \| good
2026-10-21T01:00:00.000Z	58 \| moderate	13.44 \| fine	60.124 \| fine	34.643 \| good	0.715 \| good	30.231 \| good	0.281 \| good
2026-10-21T02:00:00.000Z	62 \| moderate	14.927 \| fine	64.297 \| fine	27.289 \| good	0.594 \| good	29.707 \| good	0.294 \| good
2026-10-21T03:00:00.000Z	71 \| moderate	20.326 \| fine	89.333 \| fine	0.088 \| good	3.334 \| good	42.13 \| good	0.328 \| good
2026-10-21T04:00:00.000Z	62 \| moderate	15.14 \| fine	67.121 \| fine	13.526 \| good	0.551 \| good	28.63 \| good	0.302 \| good
2026-10-21T05:00:00.000Z	64 \| moderate	16.01 \| fine	64.257 \| fine	11.715 \| good	1.303 \| good	24.325 \| good	0.285 \| good
2026-10-21T06:00:00.000Z	66 \| moderate	16.629 \| fine	72.867 \| fine	7.378 \| good	1.707 \| good	22.393 \| good	0.27 \| good
2026-10-21T07:00:00.000Z	67 \| moderate	17.556 \| fine	77.013 \| fine	7.893 \| good	1.481 \| good	18.63 \| good	0.283 \| good
2026-10-21T08:00:00.000Z	71 \| moderate	20.39 \| fine	82.667 \| fine	4.022 \| good	0.865 \| good	19.604 \| good	0.252 \| good
2026-10-21T09:00:00.000Z	73 \| moderate	21.433 \| fine	78.967 \| fine	5.532 \| good	0.843 \| good	19.594 \| good	0.239 \| good
2026-10-21T10:00:00.000Z	82 \| moderate	25.83 \| fine	107.824 \| fine	7.229 \| good	0.902 \| good	21.666 \| good	0.283 \| good
2026-10-21T11:00:00.000Z	81 \| moderate	25.344 \| fine	109.103 \| fine	4.968 \| good	0.973 \| good	23.574 \| good	0.347 \| good
2026-10-21T12:00:00.000Z	82 \| moderate	25.628 \| fine	104.742 \| fine	4.531 \| good	0.952 \| good	22.315 \| good	0.361 \| good
2026-10-21T13:00:00.000Z	79 \| moderate	24.324 \| fine	107.443 \| fine	1.994 \| good	0.988 \| good	18.737 \| good	0.361 \| good
2026-10-21T14:00:00.000Z	82 \| moderate	25.786 \| fine	99.004 \| fine	4.983 \| good	1.151 \| good	23.096 \| good	0.516 \| good
2026-10-21T15:00:00.000Z	84 \| moderate	26.745 \| fine	117.198 \| fine	6.446 \| good	1.599 \| good	24.504 \| good	0.396 \| good
2026-10-21T16:00:00.000Z	79 \| moderate	23.516 \| fine	100.684 \| fine	10.384 \| good	1.844 \| good	21.262 \| good	0.302 \| good
2026-10-21T17:00:00.000Z	67 \| moderate	18.372 \| fine	77.295 \| fine	16.936 \| good	1.614 \| good	19.768 \| good	0.258 \| good
2026-10-21T18:00:00.000Z	58 \| moderate	13.2 \| fine	58.989 \| fine	25.105 \| good	1.655 \| good	15.002 \| good	0.244 \| good
2026-10-21T19:00:00.000Z	58 \| moderate	13.255 \| fine	57.573 \| fine	31.576 \| good	1.122 \| good	8.634 \| good	0.244 \| good
2026-10-21T20:00:00.000Z	52 \| moderate	9.692 \| good	42.594 \| good	37.581 \| good	1.15 \| good	6.415 \| good	0.244 \| good
2026-10-21T21:00:00.000Z	44 \| good	7.81 \| good	34.607 \| good	40.615 \| good	1.184 \| good	7.312 \| good	0.244 \| good
2026-10-21T22:00:00.000Z	40 \| good	6.39 \| good	27.624 \| good	43.176 \| good	1.312 \| good	7.583 \| good	0.244 \| good
2026-10-21T23:00:00.000Z	42 \| good	6.446 \| good	27.971 \| good	45.308 \| good	1.707 \| good	19.107 \| good	0.257 \| good
2026-10-22T00:00:00.000Z	44 \| good	7.785 \| good	33.62 \| good	38.506 \| good	1.336 \| good	17.069 \| good	0.316 \| good
2026-10-22T01:00:00.000Z	54 \| moderate	10.869 \| good	48.557 \| good	34.051 \| good	1.013 \| good	22.213 \| good	0.359 \| good
2026-10-22T02:00:00.000Z	56 \| moderate	12.354 \| fine	55.323 \| fine	26.74 \| good	0.803 \| good	30.67 \| good	0.376 \| good
2026-10-22T03:00:00.000Z	44 \| good	7.564 \| good	33.256 \| good	18.363 \| good	2.652 \| good	39.503 \| good	0.492 \| good
2026-10-22T04:00:00.000Z	62 \| moderate	14.545 \| fine	58.499 \| fine	14.286 \| good	1.404 \| good	30.813 \| good	0.42 \| good
2026-10-22T05:00:00.000Z	66 \| moderate	17.046 \| fine	72.2 \| fine	9.42 \| good	1.145 \| good	26.386 \| good	0.39 \| good
2026-10-22T06:00:00.000Z	66 \| moderate	17.192 \| fine	75.988 \| fine	7.529 \| good	1.062 \| good	22.484 \| good	0.49 \| good
2026-10-22T07:00:00.000Z	66 \| moderate	17.4 \| fine	76.873 \| fine	5.191 \| good	1.074 \| good	22.312 \| good	0.49 \| good
2026-10-22T08:00:00.000Z	67 \| moderate	17.803 \| fine	73.867 \| fine	5.344 \| good	0.988 \| good	21.105 \| good	0.341 \| good
2026-10-22T09:00:00.000Z	66 \| moderate	17.428 \| fine	77.887 \| fine	6.914 \| good	0.959 \| good	18 \| good	0.328 \| good
2026-10-22T10:00:00.000Z	66 \| moderate	17.224 \| fine	74.696 \| fine	9.19 \| good	0.802 \| good	15.812 \| good	0.314 \| good
2026-10-22T11:00:00.000Z	66 \| moderate	17.395 \| fine	70.928 \| fine	9.253 \| good	0.819 \| good	15.453 \| good	0.495 \| good
2026-10-22T12:00:00.000Z	66 \| moderate	17.428 \| fine	76.608 \| fine	7.869 \| good	0.841 \| good	18.764 \| good	0.528 \| good
2026-10-22T13:00:00.000Z	66 \| moderate	17.427 \| fine	66.94 \| fine	2.46 \| good	1.034 \| good	18.32 \| good	0.429 \| good
2026-10-22T14:00:00.000Z	66 \| moderate	16.9 \| fine	74.071 \| fine	5.43 \| good	1.225 \| good	19.887 \| good	0.475 \| good
2026-10-22T15:00:00.000Z	66 \| moderate	17.174 \| fine	76.612 \| fine	7.25 \| good	1.48 \| good	22.13 \| good	0.544 \| good
2026-10-22T16:00:00.000Z	66 \| moderate	16.528 \| fine	72.166 \| fine	15.576 \| good	1.571 \| good	19.325 \| good	0.321 \| good
2026-10-22T17:00:00.000Z	64 \| moderate	16.208 \| fine	73.233 \| fine	19.212 \| good	1.811 \| good	15.358 \| good	0.285 \| good
2026-10-22T18:00:00.000Z	58 \| moderate	13.349 \| fine	60.601 \| fine	24.868 \| good	1.525 \| good	10.761 \| good	0.239 \| good
2026-10-22T19:00:00.000Z	56 \| moderate	11.979 \| good	53.183 \| good	30.595 \| good	2.342 \| good	8.17 \| good	0.212 \| good
2026-10-22T20:00:00.000Z	54 \| moderate	11.159 \| good	49.725 \| good	37.219 \| good	1.651 \| good	6.003 \| good	0.212 \| good
2026-10-22T21:00:00.000Z	54 \| moderate	10.937 \| good	51.202 \| good	43.141 \| good	1.69 \| good	6.538 \| good	0.244 \| good
2026-10-22T21:00:00.000Z	54 \| moderate	11.343 \| good	57.033 \| fine	34.504 \| good	1.81 \| good	7.026 \| good	0.248 \| good
2026-10-22T22:00:00.000Z	54 \| moderate	11.177 \| good	49.243 \| good	34.676 \| good	1.638 \| good	20.08 \| good	0.259 \| good
2026-10-22T23:00:00.000Z	64 \| moderate	15.999 \| fine	71.36 \| fine	24.902 \| good	1.806 \| good	36.884 \| good	0.36 \| good
2026-10-23T00:00:00.000Z	67 \| moderate	18.152 \| fine	79.766 \| fine	14.732 \| good	2.093 \| good	44.802 \| good	0.44 \| good
2026-10-23T01:00:00.000Z	69 \| moderate	18.663 \| fine	81.767 \| fine	7.076 \| good	2.257 \| good	47.168 \| good	0.461 \| good
2026-10-23T02:00:00.000Z	71 \| moderate	20.152 \| fine	89.152 \| fine	1.998 \| good	2.426 \| good	48.847 \| good	0.457 \| good
2026-10-23T03:00:00.000Z	73 \| moderate	21.437 \| fine	94.91 \| fine	1.286 \| good	2.605 \| good	49.389 \| good	0.457 \| good
2026-10-23T04:00:00.000Z	71 \| moderate	20.043 \| fine	88.853 \| fine	1.542 \| good	2.748 \| good	49.233 \| good	0.462 \| good
2026-10-23T05:00:00.000Z	69 \| moderate	18.795 \| fine	83.145 \| fine	1.962 \| good	2.752 \| good	48.466 \| good	0.463 \| good
2026-10-23T06:00:00.000Z	71 \| moderate	19.633 \| fine	87.176 \| fine	2.706 \| good	2.727 \| good	47.249 \| good	0.446 \| good
2026-10-23T07:00:00.000Z	73 \| moderate	21.364 \| fine	93.47 \| fine	2.997 \| good	2.804 \| good	45.688 \| good	0.427 \| good
2026-10-23T08:00:00.000Z	77 \| moderate	23.288 \| fine	102.582 \| fine	2.334 \| good	2.943 \| good	43.83 \| good	0.411 \| good
2026-10-23T09:00:00.000Z	79 \| moderate	23.568 \| fine	102.654 \| fine	1.754 \| good	3.102 \| good	41.559 \| good	0.396 \| good
2026-10-23T10:00:00.000Z	79 \| moderate	23.8 \| fine	104.387 \| fine	2.71 \| good	3.285 \| good	39.114 \| good	0.383 \| good
2026-10-23T11:00:00.000Z	79 \| moderate	23.881 \| fine	104.525 \| fine	2.73 \| good	3.416 \| good	37.005 \| good	0.376 \| good
2026-10-23T12:00:00.000Z	77 \| moderate	23.086 \| fine	100.767 \| fine	1.255 \| good	3.568 \| good	35.794 \| good	0.387 \| good
2026-10-23T13:00:00.000Z	77 \| moderate	22.826 \| fine	100.291 \| fine	5.809 \| good	3.655 \| good	31.92 \| good	0.422 \| good
2026-10-23T14:00:00.000Z	73 \| moderate	20.679 \| fine	90.475 \| fine	16.414 \| good	3.24 \| good	26.315 \| good	0.408 \| good
2026-10-23T15:00:00.000Z	69 \| moderate	18.788 \| fine	82.846 \| fine	26.692 \| good	2.894 \| good	22.91 \| good	0.374 \| good
2026-10-23T16:00:00.000Z	64 \| moderate	16.359 \| fine	72.816 \| fine	35.752 \| good	2.428 \| good	18.682 \| good	0.305 \| good
2026-10-23T17:00:00.000Z	60 \| moderate	14.23 \| fine	62.959 \| fine	42.521 \| good	2.08 \| good	13.84 \| good	0.25 \| good
2026-10-23T18:00:00.000Z	58 \| moderate	13.428 \| fine	60.709 \| fine	48.792 \| good	2.122 \| good	8.988 \| good	0.214 \| good
2026-10-23T19:00:00.000Z	58 \| moderate	12.821 \| fine	56.933 \| fine	52.869 \| good	2.112 \| good	6.547 \| good	0.201 \| good
2026-10-23T20:00:00.000Z	56 \| moderate	11.852 \| good	53.388 \| good	54.832 \| good	2.025 \| good	5.825 \| good	0.197 \| good
2026-10-23T21:00:00.000Z	56 \| moderate	11.53 \| good	50.874 \| good	50.313 \| good	2.008 \| good	6.352 \| good	0.197 \| good
2026-10-23T22:00:00.000Z	56 \| moderate	12.076 \| good	54.503 \| good	38.645 \| good	1.955 \| good	12.053 \| good	0.223 \| good
2026-10-23T23:00:00.000Z	60 \| moderate	13.763 \| fine	61.162 \| fine	25.82 \| good	2.008 \| good	23.059 \| good	0.271 \| good
2026-10-24T00:00:00.000Z	62 \| moderate	15.429 \| fine	68.974 \| fine	18.897 \| good	2.139 \| good	31.336 \| good	0.297 \| good
2026-10-24T01:00:00.000Z	62 \| moderate	14.949 \| fine	67.254 \| fine	13.487 \| good	2.253 \| good	34.269 \| good	0.291 \| good
2026-10-24T02:00:00.000Z	64 \| moderate	15.551 \| fine	69.168 \| fine	12.484 \| good	2.315 \| good	35.365 \| good	0.284 \| good
2026-10-24T03:00:00.000Z	64 \| moderate	15.647 \| fine	69.091 \| fine	17.095 \| good	2.329 \| good	34.641 \| good	0.276 \| good
2026-10-24T04:00:00.000Z	62 \| moderate	15.038 \| fine	66.934 \| fine	20.11 \| good	2.286 \| good	31.641 \| good	0.267 \| good
2026-10-24T05:00:00.000Z	60 \| moderate	13.695 \| fine	61.067 \| fine	22.389 \| good	2.163 \| good	25.519 \| good	0.256 \| good
2026-10-24T06:00:00.000Z	60 \| moderate	13.81 \| fine	62.67 \| fine	20.98 \| good	2.021 \| good	19.781 \| good	0.245 \| good
2026-10-24T07:00:00.000Z	60 \| moderate	14.044 \| fine	62.945 \| fine	19.337 \| good	1.856 \| good	15.874 \| good	0.237 \| good
2026-10-24T08:00:00.000Z	60 \| moderate	13.824 \| fine	62.758 \| fine	16.894 \| good	1.713 \| good	13.428 \| good	0.232 \| good
2026-10-24T09:00:00.000Z	60 \| moderate	14.394 \| fine	65.025 \| fine	15.498 \| good	1.609 \| good	12.166 \| good	0.23 \| good
2026-10-24T10:00:00.000Z	60 \| moderate	13.752 \| fine	61.283 \| fine	15.772 \| good	1.547 \| good	11.891 \| good	0.231 \| good
2026-10-24T11:00:00.000Z	62 \| moderate	14.542 \| fine	64.975 \| fine	14.778 \| good	1.532 \| good	12.654 \| good	0.234 \| good
2026-10-24T12:00:00.000Z	64 \| moderate	15.749 \| fine	70.769 \| fine	14.825 \| good	1.586 \| good	16.42 \| good	0.244 \| good
2026-10-24T13:00:00.000Z	66 \| moderate	16.61 \| fine	73.221 \| fine	16.667 \| good	1.649 \| good	17.731 \| good	0.258 \| good
2026-10-24T14:00:00.000Z	66 \| moderate	16.957 \| fine	75.027 \| fine	25.051 \| good	1.657 \| good	16.506 \| good	0.273 \| good
2026-10-24T15:00:00.000Z	64 \| moderate	16.281 \| fine	72.708 \| fine	32.193 \| good	1.7 \| good	14.535 \| good	0.265 \| good
2026-10-24T16:00:00.000Z	62 \| moderate	14.642 \| fine	65.064 \| fine	38.683 \| good	1.722 \| good	13.128 \| good	0.255 \| good
2026-10-24T17:00:00.000Z	58 \| moderate	13.038 \| fine	58.837 \| fine	43.419 \| good	1.751 \| good	11.95 \| good	0.246 \| good
2026-10-24T18:00:00.000Z	58 \| moderate	12.717 \| fine	56.951 \| fine	47.686 \| good	1.768 \| good	10.226 \| good	0.232 \| good
2026-10-24T19:00:00.000Z	56 \| moderate	12.042 \| good	54.426 \| good	50.603 \| good	1.738 \| good	8.381 \| good	0.217 \| good
2026-10-24T20:00:00.000Z	54 \| moderate	10.948 \| good	48.644 \| good	50.503 \| good	1.712 \| good	7.648 \| good	0.208 \| good
2026-10-24T21:00:00.000Z	54 \| moderate	11.175 \| good	49.692 \| good	47.341 \| good	1.702 \| good	8.476 \| good	0.208 \| good

Glendale Heights

Get reliable air quality data to drive your business

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

0.22ppm

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 Glendale Heights, Illinois?

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

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

In the past 24 hours, the air quality in Glendale Heights, Illinois was at its worst at 08:00:00 on 2026-10-22.

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

In the last 24 hours, the best air quality in Glendale Heights, Illinois was observed at 10:00:00 on 2026-10-21.

What is the AQI in Glendale Heights, Illinois right now?

As of now, the AQI in Glendale Heights, Illinois is 54, indicating Moderate conditions.

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

Glendale Heights, Illinois air has the highest levels of PM2.5.

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

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

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

PM_2.5 levels in Glendale Heights, Illinois are currently 11.343 μg/m³.

What is the PM₁₀ level in Glendale Heights, Illinois at the moment?

The PM₁₀ concentration in Glendale Heights, Illinois is 57.033 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Glendale Heights, Illinois is 0.248 ppm.

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

Currently, Glendale Heights, Illinois has a sulfur dioxide (SO₂) concentration of 1.81 ppb.

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

The current ozone (O₃) level in Glendale Heights, Illinois at the moment is 34.504 ppm.

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

Nitrogen dioxide (NO₂) level in Glendale Heights, Illinois at the moment is 7.026 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T22:00:00.000Z	49 \| good	8.549 \| good	36.896 \| good	34.251 \| good	7.011 \| good	8.511 \| good	0.212 \| good
2026-10-20T23:00:00.000Z	44 \| good	8.475 \| good	34.208 \| good	37.158 \| good	3.768 \| good	25.333 \| good	0.225 \| good
2026-10-21T00:00:00.000Z	49 \| good	8.671 \| good	38.025 \| good	33.52 \| good	0.988 \| good	24.577 \| good	0.268 \| good
2026-10-21T01:00:00.000Z	58 \| moderate	13.44 \| fine	60.124 \| fine	34.643 \| good	0.715 \| good	30.231 \| good	0.281 \| good
2026-10-21T02:00:00.000Z	62 \| moderate	14.927 \| fine	64.297 \| fine	27.289 \| good	0.594 \| good	29.707 \| good	0.294 \| good
2026-10-21T03:00:00.000Z	71 \| moderate	20.326 \| fine	89.333 \| fine	0.088 \| good	3.334 \| good	42.13 \| good	0.328 \| good
2026-10-21T04:00:00.000Z	62 \| moderate	15.14 \| fine	67.121 \| fine	13.526 \| good	0.551 \| good	28.63 \| good	0.302 \| good
2026-10-21T05:00:00.000Z	64 \| moderate	16.01 \| fine	64.257 \| fine	11.715 \| good	1.303 \| good	24.325 \| good	0.285 \| good
2026-10-21T06:00:00.000Z	66 \| moderate	16.629 \| fine	72.867 \| fine	7.378 \| good	1.707 \| good	22.393 \| good	0.27 \| good
2026-10-21T07:00:00.000Z	67 \| moderate	17.556 \| fine	77.013 \| fine	7.893 \| good	1.481 \| good	18.63 \| good	0.283 \| good
2026-10-21T08:00:00.000Z	71 \| moderate	20.39 \| fine	82.667 \| fine	4.022 \| good	0.865 \| good	19.604 \| good	0.252 \| good
2026-10-21T09:00:00.000Z	73 \| moderate	21.433 \| fine	78.967 \| fine	5.532 \| good	0.843 \| good	19.594 \| good	0.239 \| good
2026-10-21T10:00:00.000Z	82 \| moderate	25.83 \| fine	107.824 \| fine	7.229 \| good	0.902 \| good	21.666 \| good	0.283 \| good
2026-10-21T11:00:00.000Z	81 \| moderate	25.344 \| fine	109.103 \| fine	4.968 \| good	0.973 \| good	23.574 \| good	0.347 \| good
2026-10-21T12:00:00.000Z	82 \| moderate	25.628 \| fine	104.742 \| fine	4.531 \| good	0.952 \| good	22.315 \| good	0.361 \| good
2026-10-21T13:00:00.000Z	79 \| moderate	24.324 \| fine	107.443 \| fine	1.994 \| good	0.988 \| good	18.737 \| good	0.361 \| good
2026-10-21T14:00:00.000Z	82 \| moderate	25.786 \| fine	99.004 \| fine	4.983 \| good	1.151 \| good	23.096 \| good	0.516 \| good
2026-10-21T15:00:00.000Z	84 \| moderate	26.745 \| fine	117.198 \| fine	6.446 \| good	1.599 \| good	24.504 \| good	0.396 \| good
2026-10-21T16:00:00.000Z	79 \| moderate	23.516 \| fine	100.684 \| fine	10.384 \| good	1.844 \| good	21.262 \| good	0.302 \| good
2026-10-21T17:00:00.000Z	67 \| moderate	18.372 \| fine	77.295 \| fine	16.936 \| good	1.614 \| good	19.768 \| good	0.258 \| good
2026-10-21T18:00:00.000Z	58 \| moderate	13.2 \| fine	58.989 \| fine	25.105 \| good	1.655 \| good	15.002 \| good	0.244 \| good
2026-10-21T19:00:00.000Z	58 \| moderate	13.255 \| fine	57.573 \| fine	31.576 \| good	1.122 \| good	8.634 \| good	0.244 \| good
2026-10-21T20:00:00.000Z	52 \| moderate	9.692 \| good	42.594 \| good	37.581 \| good	1.15 \| good	6.415 \| good	0.244 \| good
2026-10-21T21:00:00.000Z	44 \| good	7.81 \| good	34.607 \| good	40.615 \| good	1.184 \| good	7.312 \| good	0.244 \| good
2026-10-21T22:00:00.000Z	40 \| good	6.39 \| good	27.624 \| good	43.176 \| good	1.312 \| good	7.583 \| good	0.244 \| good
2026-10-21T23:00:00.000Z	42 \| good	6.446 \| good	27.971 \| good	45.308 \| good	1.707 \| good	19.107 \| good	0.257 \| good
2026-10-22T00:00:00.000Z	44 \| good	7.785 \| good	33.62 \| good	38.506 \| good	1.336 \| good	17.069 \| good	0.316 \| good
2026-10-22T01:00:00.000Z	54 \| moderate	10.869 \| good	48.557 \| good	34.051 \| good	1.013 \| good	22.213 \| good	0.359 \| good
2026-10-22T02:00:00.000Z	56 \| moderate	12.354 \| fine	55.323 \| fine	26.74 \| good	0.803 \| good	30.67 \| good	0.376 \| good
2026-10-22T03:00:00.000Z	44 \| good	7.564 \| good	33.256 \| good	18.363 \| good	2.652 \| good	39.503 \| good	0.492 \| good
2026-10-22T04:00:00.000Z	62 \| moderate	14.545 \| fine	58.499 \| fine	14.286 \| good	1.404 \| good	30.813 \| good	0.42 \| good
2026-10-22T05:00:00.000Z	66 \| moderate	17.046 \| fine	72.2 \| fine	9.42 \| good	1.145 \| good	26.386 \| good	0.39 \| good
2026-10-22T06:00:00.000Z	66 \| moderate	17.192 \| fine	75.988 \| fine	7.529 \| good	1.062 \| good	22.484 \| good	0.49 \| good
2026-10-22T07:00:00.000Z	66 \| moderate	17.4 \| fine	76.873 \| fine	5.191 \| good	1.074 \| good	22.312 \| good	0.49 \| good
2026-10-22T08:00:00.000Z	67 \| moderate	17.803 \| fine	73.867 \| fine	5.344 \| good	0.988 \| good	21.105 \| good	0.341 \| good
2026-10-22T09:00:00.000Z	66 \| moderate	17.428 \| fine	77.887 \| fine	6.914 \| good	0.959 \| good	18 \| good	0.328 \| good
2026-10-22T10:00:00.000Z	66 \| moderate	17.224 \| fine	74.696 \| fine	9.19 \| good	0.802 \| good	15.812 \| good	0.314 \| good
2026-10-22T11:00:00.000Z	66 \| moderate	17.395 \| fine	70.928 \| fine	9.253 \| good	0.819 \| good	15.453 \| good	0.495 \| good
2026-10-22T12:00:00.000Z	66 \| moderate	17.428 \| fine	76.608 \| fine	7.869 \| good	0.841 \| good	18.764 \| good	0.528 \| good
2026-10-22T13:00:00.000Z	66 \| moderate	17.427 \| fine	66.94 \| fine	2.46 \| good	1.034 \| good	18.32 \| good	0.429 \| good
2026-10-22T14:00:00.000Z	66 \| moderate	16.9 \| fine	74.071 \| fine	5.43 \| good	1.225 \| good	19.887 \| good	0.475 \| good
2026-10-22T15:00:00.000Z	66 \| moderate	17.174 \| fine	76.612 \| fine	7.25 \| good	1.48 \| good	22.13 \| good	0.544 \| good
2026-10-22T16:00:00.000Z	66 \| moderate	16.528 \| fine	72.166 \| fine	15.576 \| good	1.571 \| good	19.325 \| good	0.321 \| good
2026-10-22T17:00:00.000Z	64 \| moderate	16.208 \| fine	73.233 \| fine	19.212 \| good	1.811 \| good	15.358 \| good	0.285 \| good
2026-10-22T18:00:00.000Z	58 \| moderate	13.349 \| fine	60.601 \| fine	24.868 \| good	1.525 \| good	10.761 \| good	0.239 \| good
2026-10-22T19:00:00.000Z	56 \| moderate	11.979 \| good	53.183 \| good	30.595 \| good	2.342 \| good	8.17 \| good	0.212 \| good
2026-10-22T20:00:00.000Z	54 \| moderate	11.159 \| good	49.725 \| good	37.219 \| good	1.651 \| good	6.003 \| good	0.212 \| good
2026-10-22T21:00:00.000Z	54 \| moderate	10.937 \| good	51.202 \| good	43.141 \| good	1.69 \| good	6.538 \| good	0.244 \| good
2026-10-22T21:00:00.000Z	54 \| moderate	11.343 \| good	57.033 \| fine	34.504 \| good	1.81 \| good	7.026 \| good	0.248 \| good
2026-10-22T22:00:00.000Z	54 \| moderate	11.177 \| good	49.243 \| good	34.676 \| good	1.638 \| good	20.08 \| good	0.259 \| good
2026-10-22T23:00:00.000Z	64 \| moderate	15.999 \| fine	71.36 \| fine	24.902 \| good	1.806 \| good	36.884 \| good	0.36 \| good
2026-10-23T00:00:00.000Z	67 \| moderate	18.152 \| fine	79.766 \| fine	14.732 \| good	2.093 \| good	44.802 \| good	0.44 \| good
2026-10-23T01:00:00.000Z	69 \| moderate	18.663 \| fine	81.767 \| fine	7.076 \| good	2.257 \| good	47.168 \| good	0.461 \| good
2026-10-23T02:00:00.000Z	71 \| moderate	20.152 \| fine	89.152 \| fine	1.998 \| good	2.426 \| good	48.847 \| good	0.457 \| good
2026-10-23T03:00:00.000Z	73 \| moderate	21.437 \| fine	94.91 \| fine	1.286 \| good	2.605 \| good	49.389 \| good	0.457 \| good
2026-10-23T04:00:00.000Z	71 \| moderate	20.043 \| fine	88.853 \| fine	1.542 \| good	2.748 \| good	49.233 \| good	0.462 \| good
2026-10-23T05:00:00.000Z	69 \| moderate	18.795 \| fine	83.145 \| fine	1.962 \| good	2.752 \| good	48.466 \| good	0.463 \| good
2026-10-23T06:00:00.000Z	71 \| moderate	19.633 \| fine	87.176 \| fine	2.706 \| good	2.727 \| good	47.249 \| good	0.446 \| good
2026-10-23T07:00:00.000Z	73 \| moderate	21.364 \| fine	93.47 \| fine	2.997 \| good	2.804 \| good	45.688 \| good	0.427 \| good
2026-10-23T08:00:00.000Z	77 \| moderate	23.288 \| fine	102.582 \| fine	2.334 \| good	2.943 \| good	43.83 \| good	0.411 \| good
2026-10-23T09:00:00.000Z	79 \| moderate	23.568 \| fine	102.654 \| fine	1.754 \| good	3.102 \| good	41.559 \| good	0.396 \| good
2026-10-23T10:00:00.000Z	79 \| moderate	23.8 \| fine	104.387 \| fine	2.71 \| good	3.285 \| good	39.114 \| good	0.383 \| good
2026-10-23T11:00:00.000Z	79 \| moderate	23.881 \| fine	104.525 \| fine	2.73 \| good	3.416 \| good	37.005 \| good	0.376 \| good
2026-10-23T12:00:00.000Z	77 \| moderate	23.086 \| fine	100.767 \| fine	1.255 \| good	3.568 \| good	35.794 \| good	0.387 \| good
2026-10-23T13:00:00.000Z	77 \| moderate	22.826 \| fine	100.291 \| fine	5.809 \| good	3.655 \| good	31.92 \| good	0.422 \| good
2026-10-23T14:00:00.000Z	73 \| moderate	20.679 \| fine	90.475 \| fine	16.414 \| good	3.24 \| good	26.315 \| good	0.408 \| good
2026-10-23T15:00:00.000Z	69 \| moderate	18.788 \| fine	82.846 \| fine	26.692 \| good	2.894 \| good	22.91 \| good	0.374 \| good
2026-10-23T16:00:00.000Z	64 \| moderate	16.359 \| fine	72.816 \| fine	35.752 \| good	2.428 \| good	18.682 \| good	0.305 \| good
2026-10-23T17:00:00.000Z	60 \| moderate	14.23 \| fine	62.959 \| fine	42.521 \| good	2.08 \| good	13.84 \| good	0.25 \| good
2026-10-23T18:00:00.000Z	58 \| moderate	13.428 \| fine	60.709 \| fine	48.792 \| good	2.122 \| good	8.988 \| good	0.214 \| good
2026-10-23T19:00:00.000Z	58 \| moderate	12.821 \| fine	56.933 \| fine	52.869 \| good	2.112 \| good	6.547 \| good	0.201 \| good
2026-10-23T20:00:00.000Z	56 \| moderate	11.852 \| good	53.388 \| good	54.832 \| good	2.025 \| good	5.825 \| good	0.197 \| good
2026-10-23T21:00:00.000Z	56 \| moderate	11.53 \| good	50.874 \| good	50.313 \| good	2.008 \| good	6.352 \| good	0.197 \| good
2026-10-23T22:00:00.000Z	56 \| moderate	12.076 \| good	54.503 \| good	38.645 \| good	1.955 \| good	12.053 \| good	0.223 \| good
2026-10-23T23:00:00.000Z	60 \| moderate	13.763 \| fine	61.162 \| fine	25.82 \| good	2.008 \| good	23.059 \| good	0.271 \| good
2026-10-24T00:00:00.000Z	62 \| moderate	15.429 \| fine	68.974 \| fine	18.897 \| good	2.139 \| good	31.336 \| good	0.297 \| good
2026-10-24T01:00:00.000Z	62 \| moderate	14.949 \| fine	67.254 \| fine	13.487 \| good	2.253 \| good	34.269 \| good	0.291 \| good
2026-10-24T02:00:00.000Z	64 \| moderate	15.551 \| fine	69.168 \| fine	12.484 \| good	2.315 \| good	35.365 \| good	0.284 \| good
2026-10-24T03:00:00.000Z	64 \| moderate	15.647 \| fine	69.091 \| fine	17.095 \| good	2.329 \| good	34.641 \| good	0.276 \| good
2026-10-24T04:00:00.000Z	62 \| moderate	15.038 \| fine	66.934 \| fine	20.11 \| good	2.286 \| good	31.641 \| good	0.267 \| good
2026-10-24T05:00:00.000Z	60 \| moderate	13.695 \| fine	61.067 \| fine	22.389 \| good	2.163 \| good	25.519 \| good	0.256 \| good
2026-10-24T06:00:00.000Z	60 \| moderate	13.81 \| fine	62.67 \| fine	20.98 \| good	2.021 \| good	19.781 \| good	0.245 \| good
2026-10-24T07:00:00.000Z	60 \| moderate	14.044 \| fine	62.945 \| fine	19.337 \| good	1.856 \| good	15.874 \| good	0.237 \| good
2026-10-24T08:00:00.000Z	60 \| moderate	13.824 \| fine	62.758 \| fine	16.894 \| good	1.713 \| good	13.428 \| good	0.232 \| good
2026-10-24T09:00:00.000Z	60 \| moderate	14.394 \| fine	65.025 \| fine	15.498 \| good	1.609 \| good	12.166 \| good	0.23 \| good
2026-10-24T10:00:00.000Z	60 \| moderate	13.752 \| fine	61.283 \| fine	15.772 \| good	1.547 \| good	11.891 \| good	0.231 \| good
2026-10-24T11:00:00.000Z	62 \| moderate	14.542 \| fine	64.975 \| fine	14.778 \| good	1.532 \| good	12.654 \| good	0.234 \| good
2026-10-24T12:00:00.000Z	64 \| moderate	15.749 \| fine	70.769 \| fine	14.825 \| good	1.586 \| good	16.42 \| good	0.244 \| good
2026-10-24T13:00:00.000Z	66 \| moderate	16.61 \| fine	73.221 \| fine	16.667 \| good	1.649 \| good	17.731 \| good	0.258 \| good
2026-10-24T14:00:00.000Z	66 \| moderate	16.957 \| fine	75.027 \| fine	25.051 \| good	1.657 \| good	16.506 \| good	0.273 \| good
2026-10-24T15:00:00.000Z	64 \| moderate	16.281 \| fine	72.708 \| fine	32.193 \| good	1.7 \| good	14.535 \| good	0.265 \| good
2026-10-24T16:00:00.000Z	62 \| moderate	14.642 \| fine	65.064 \| fine	38.683 \| good	1.722 \| good	13.128 \| good	0.255 \| good
2026-10-24T17:00:00.000Z	58 \| moderate	13.038 \| fine	58.837 \| fine	43.419 \| good	1.751 \| good	11.95 \| good	0.246 \| good
2026-10-24T18:00:00.000Z	58 \| moderate	12.717 \| fine	56.951 \| fine	47.686 \| good	1.768 \| good	10.226 \| good	0.232 \| good
2026-10-24T19:00:00.000Z	56 \| moderate	12.042 \| good	54.426 \| good	50.603 \| good	1.738 \| good	8.381 \| good	0.217 \| good
2026-10-24T20:00:00.000Z	54 \| moderate	10.948 \| good	48.644 \| good	50.503 \| good	1.712 \| good	7.648 \| good	0.208 \| good
2026-10-24T21:00:00.000Z	54 \| moderate	11.175 \| good	49.692 \| good	47.341 \| good	1.702 \| good	8.476 \| good	0.208 \| good

Live air quality index in Glendale Heights, Illinois today

Major air pollutants in Glendale Heights, Illinois

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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

Air quality in nearby cities

Bloomingdale, Illinois

Carol Stream, Illinois

Glen Ellyn, Illinois

Wheaton, Illinois

Lombard, Illinois

Roselle, Illinois

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Frequently asked questions

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What is the PM2.5 level in Glendale Heights, Illinois at the moment?

What is the PM10 level in Glendale Heights, Illinois at the moment?

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

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

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

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

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 Glendale Heights, Illinois at the moment?

What is the PM₁₀ level in Glendale Heights, Illinois at the moment?

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

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

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