What is the PM10 level in Crest Hill, Illinois at the moment?

The PM10 concentration in Crest Hill, Illinois is 49.587 μg/m3 at the moment.

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

Currently, Crest Hill, Illinois has a sulfur dioxide (SO2) concentration of 1.485 ppb.

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

The current ozone (O3) level in Crest Hill, Illinois at the moment is 40.5 ppm.

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

Nitrogen dioxide (NO2) level in Crest Hill, Illinois at the moment is 1.828 ppb.

Live air quality index in Crest Hill, Illinois today

Name: Live air pollution levels in Crest Hill, Illinois today
Creator: Ambee

Stay updated with real-time air quality in Crest Hill, 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

Crest Hill, Illinois

Last updated: ... (Local time)

Major air pollutants in Crest Hill, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

11.42 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

49.59 μg/m³

155

255

425

605+

Ozone (O₃)

40.50 ppb

201

201+

Sulfur Dioxide (SO₂)

1.49 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

1.83 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.19 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Crest Hill, Illinois

Get Live Pollen Counts

Crest Hill, Illinois

Scroll To Air Quality Map

Track live Crest Hill, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-19T20:00:00.000Z	28 \| good	4.71 \| good	20.505 \| good	29.684 \| good	0.533 \| good	2.649 \| good	0.22 \| good
2025-07-19T21:00:00.000Z	33 \| good	5.766 \| good	24.767 \| good	34.283 \| good	0.482 \| good	2.559 \| good	0.239 \| good
2025-07-19T22:00:00.000Z	37 \| good	5.752 \| good	24.718 \| good	39.895 \| good	0.497 \| good	3.69 \| good	0.278 \| good
2025-07-19T23:00:00.000Z	35 \| good	4.923 \| good	21.133 \| good	38.445 \| good	0.469 \| good	3.468 \| good	0.316 \| good
2025-07-20T00:00:00.000Z	34 \| good	4.901 \| good	20.825 \| good	37.078 \| good	0.367 \| good	3.379 \| good	0.335 \| good
2025-07-20T01:00:00.000Z	38 \| good	4.146 \| good	18.089 \| good	41.357 \| good	0.461 \| good	4.683 \| good	0.369 \| good
2025-07-20T02:00:00.000Z	40 \| good	3.615 \| good	15.934 \| good	42.646 \| good	0.512 \| good	4.949 \| good	0.388 \| good
2025-07-20T03:00:00.000Z	32 \| good	3.588 \| good	16.09 \| good	34.8 \| good	0.403 \| good	7.674 \| good	0.389 \| good
2025-07-20T04:00:00.000Z	34 \| good	3.632 \| good	16.191 \| good	36.687 \| good	0.326 \| good	6.437 \| good	0.381 \| good
2025-07-20T05:00:00.000Z	24 \| good	3.735 \| good	16.229 \| good	25.835 \| good	0.325 \| good	7.057 \| good	0.347 \| good
2025-07-20T06:00:00.000Z	24 \| good	3.705 \| good	16.079 \| good	26.066 \| good	0.46 \| good	6.638 \| good	0.308 \| good
2025-07-20T07:00:00.000Z	26 \| good	4 \| good	17.97 \| good	27.793 \| good	0.336 \| good	4.768 \| good	0.289 \| good
2025-07-20T08:00:00.000Z	23 \| good	3.908 \| good	16.943 \| good	24.624 \| good	0.311 \| good	5.014 \| good	0.274 \| good
2025-07-20T09:00:00.000Z	22 \| good	3.895 \| good	17.118 \| good	23.642 \| good	0.365 \| good	6.644 \| good	0.251 \| good
2025-07-20T10:00:00.000Z	26 \| good	3.941 \| good	17.248 \| good	27.933 \| good	0.422 \| good	8.795 \| good	0.245 \| good
2025-07-20T11:00:00.000Z	22 \| good	4.175 \| good	18.286 \| good	18.255 \| good	0.443 \| good	4.332 \| good	0.182 \| good
2025-07-20T12:00:00.000Z	22 \| good	4.168 \| good	18.391 \| good	17.968 \| good	0.416 \| good	1.139 \| good	0.182 \| good
2025-07-20T13:00:00.000Z	27 \| good	5.181 \| good	22.789 \| good	15.817 \| good	0.354 \| good	1.346 \| good	0.183 \| good
2025-07-20T14:00:00.000Z	33 \| good	5.954 \| good	26.19 \| good	13.776 \| good	0.238 \| good	2.292 \| good	0.243 \| good
2025-07-20T15:00:00.000Z	33 \| good	5.583 \| good	24.414 \| good	29.796 \| good	0.443 \| good	2.22 \| good	0.22 \| good
2025-07-20T16:00:00.000Z	32 \| good	4.911 \| good	21.558 \| good	35.006 \| good	0.425 \| good	2.562 \| good	0.221 \| good
2025-07-20T17:00:00.000Z	31 \| good	4.028 \| good	18.184 \| good	32.715 \| good	0.483 \| good	3.756 \| good	0.22 \| good
2025-07-20T18:00:00.000Z	30 \| good	4.058 \| good	18.173 \| good	31.846 \| good	0.515 \| good	1.691 \| good	0.235 \| good
2025-07-20T19:00:00.000Z	31 \| good	3.843 \| good	16.714 \| good	32.875 \| good	0.514 \| good	1.69 \| good	0.235 \| good
2025-07-20T20:00:00.000Z	31 \| good	4.644 \| good	20.402 \| good	32.757 \| good	0.527 \| good	1.297 \| good	0.205 \| good
2025-07-20T21:00:00.000Z	33 \| good	6.464 \| good	28.662 \| good	35.652 \| good	0.557 \| good	1.389 \| good	0.205 \| good
2025-07-20T22:00:00.000Z	38 \| good	6.873 \| good	30.786 \| good	35.843 \| good	0.463 \| good	2.682 \| good	0.229 \| good
2025-07-20T23:00:00.000Z	38 \| good	6.847 \| good	31.231 \| good	35.493 \| good	0.426 \| good	3.612 \| good	0.263 \| good
2025-07-21T00:00:00.000Z	38 \| good	6.777 \| good	30.44 \| good	35.227 \| good	0.429 \| good	3.586 \| good	0.302 \| good
2025-07-21T01:00:00.000Z	38 \| good	6.98 \| good	31.445 \| good	35.774 \| good	0.452 \| good	3.892 \| good	0.302 \| good
2025-07-21T02:00:00.000Z	38 \| good	6.695 \| good	29.521 \| good	33.22 \| good	0.506 \| good	4.804 \| good	0.302 \| good
2025-07-21T03:00:00.000Z	33 \| good	5.723 \| good	24.837 \| good	31.013 \| good	0.4 \| good	4.242 \| good	0.303 \| good
2025-07-21T04:00:00.000Z	33 \| good	5.962 \| good	27.032 \| good	33.552 \| good	0.338 \| good	3.748 \| good	0.246 \| good
2025-07-21T05:00:00.000Z	38 \| good	7.156 \| good	30.972 \| good	33.426 \| good	0.426 \| good	1.605 \| good	0.26 \| good
2025-07-21T06:00:00.000Z	38 \| good	7.24 \| good	32.751 \| good	31.993 \| good	0.489 \| good	3.262 \| good	0.241 \| good
2025-07-21T07:00:00.000Z	54 \| moderate	11.136 \| good	48.895 \| good	30.092 \| good	0.605 \| good	2.074 \| good	0.227 \| good
2025-07-21T08:00:00.000Z	64 \| moderate	15.652 \| fine	71.029 \| fine	25.282 \| good	0.43 \| good	3.072 \| good	0.2 \| good
2025-07-21T09:00:00.000Z	77 \| moderate	23.224 \| fine	101.632 \| fine	20.413 \| good	0.393 \| good	4.002 \| good	0.208 \| good
2025-07-21T10:00:00.000Z	102 \| sensitive	35.541 \| moderate	154.268 \| fine	21.59 \| good	0.456 \| good	4.612 \| good	0.208 \| good
2025-07-21T11:00:00.000Z	105 \| sensitive	37.006 \| moderate	160.517 \| moderate	19.238 \| good	0.836 \| good	4.657 \| good	0.175 \| good
2025-07-21T12:00:00.000Z	102 \| sensitive	36.33 \| moderate	157.208 \| moderate	15.783 \| good	1.072 \| good	6.234 \| good	0.175 \| good
2025-07-21T13:00:00.000Z	82 \| moderate	25.603 \| fine	112.456 \| fine	17.289 \| good	1.147 \| good	7.217 \| good	0.177 \| good
2025-07-21T14:00:00.000Z	67 \| moderate	18.137 \| fine	80.436 \| fine	21.93 \| good	0.932 \| good	4.497 \| good	0.158 \| good
2025-07-21T15:00:00.000Z	67 \| moderate	18.055 \| fine	78.563 \| fine	25.828 \| good	2.7 \| good	3.834 \| good	0.158 \| good
2025-07-21T16:00:00.000Z	54 \| moderate	10.878 \| good	46.869 \| good	26.714 \| good	2.833 \| good	2.227 \| good	0.143 \| good
2025-07-21T17:00:00.000Z	54 \| moderate	10.65 \| good	46.975 \| good	34.273 \| good	1.335 \| good	1.46 \| good	0.117 \| good
2025-07-21T18:00:00.000Z	54 \| moderate	10.525 \| good	46.972 \| good	32.147 \| good	1.171 \| good	1.75 \| good	0.165 \| good
2025-07-21T19:00:00.000Z	54 \| moderate	11.424 \| good	49.587 \| good	40.5 \| good	1.485 \| good	1.828 \| good	0.186 \| good
2025-07-21T19:00:00.000Z	54 \| moderate	11.424 \| good	49.587 \| good	40.5 \| good	1.485 \| good	1.828 \| good	0.186 \| good
2025-07-21T20:00:00.000Z	64 \| moderate	16.021 \| fine	71.126 \| fine	55.159 \| fine	1.92 \| good	1.774 \| good	0.242 \| good
2025-07-21T21:00:00.000Z	67 \| moderate	17.957 \| fine	79.399 \| fine	56.845 \| fine	1.888 \| good	1.816 \| good	0.243 \| good
2025-07-21T22:00:00.000Z	69 \| moderate	18.903 \| fine	83.386 \| fine	54.581 \| good	1.842 \| good	3.079 \| good	0.253 \| good
2025-07-21T23:00:00.000Z	71 \| moderate	20.003 \| fine	87.71 \| fine	51.246 \| good	1.796 \| good	4.342 \| good	0.264 \| good
2025-07-22T00:00:00.000Z	71 \| moderate	20.255 \| fine	89.132 \| fine	46.581 \| good	1.75 \| good	5.605 \| good	0.274 \| good
2025-07-22T01:00:00.000Z	66 \| moderate	16.602 \| fine	73.788 \| fine	37.777 \| good	1.745 \| good	7.277 \| good	0.287 \| good
2025-07-22T02:00:00.000Z	58 \| moderate	13.063 \| fine	58.401 \| fine	32.341 \| good	1.74 \| good	8.95 \| good	0.299 \| good
2025-07-22T03:00:00.000Z	52 \| moderate	9.772 \| good	43.466 \| good	25.922 \| good	1.736 \| good	10.623 \| good	0.311 \| good
2025-07-22T04:00:00.000Z	54 \| moderate	10.717 \| good	47.624 \| good	21.29 \| good	1.724 \| good	10.636 \| good	0.312 \| good
2025-07-22T05:00:00.000Z	54 \| moderate	11.088 \| good	49.029 \| good	20.284 \| good	1.712 \| good	10.649 \| good	0.313 \| good
2025-07-22T06:00:00.000Z	58 \| moderate	12.588 \| fine	56.453 \| fine	17.819 \| good	1.699 \| good	10.662 \| good	0.313 \| good
2025-07-22T07:00:00.000Z	60 \| moderate	13.572 \| fine	60.388 \| fine	16.457 \| good	1.748 \| good	10.173 \| good	0.311 \| good
2025-07-22T08:00:00.000Z	64 \| moderate	16.071 \| fine	71.827 \| fine	16.184 \| good	1.797 \| good	9.683 \| good	0.308 \| good
2025-07-22T09:00:00.000Z	67 \| moderate	18.355 \| fine	80.702 \| fine	16.444 \| good	1.846 \| good	9.194 \| good	0.306 \| good
2025-07-22T10:00:00.000Z	77 \| moderate	22.876 \| fine	100.314 \| fine	17.807 \| good	1.753 \| good	8.59 \| good	0.306 \| good
2025-07-22T11:00:00.000Z	77 \| moderate	23.039 \| fine	100.388 \| fine	16.044 \| good	1.661 \| good	7.986 \| good	0.306 \| good
2025-07-22T12:00:00.000Z	75 \| moderate	22.362 \| fine	97.721 \| fine	20.263 \| good	1.568 \| good	7.381 \| good	0.306 \| good
2025-07-22T13:00:00.000Z	71 \| moderate	20.147 \| fine	88.128 \| fine	27.702 \| good	1.723 \| good	6.543 \| good	0.306 \| good
2025-07-22T14:00:00.000Z	67 \| moderate	17.947 \| fine	79.719 \| fine	33.517 \| good	1.879 \| good	5.704 \| good	0.306 \| good
2025-07-22T15:00:00.000Z	66 \| moderate	16.759 \| fine	74.408 \| fine	37.011 \| good	2.035 \| good	4.866 \| good	0.306 \| good
2025-07-22T16:00:00.000Z	66 \| moderate	16.809 \| fine	74.234 \| fine	40.178 \| good	2.177 \| good	3.764 \| good	0.284 \| good
2025-07-22T17:00:00.000Z	62 \| moderate	15.217 \| fine	68.352 \| fine	45.517 \| good	2.32 \| good	2.662 \| good	0.261 \| good
2025-07-22T18:00:00.000Z	60 \| moderate	13.719 \| fine	61.986 \| fine	46.874 \| good	2.463 \| good	1.559 \| good	0.239 \| good
2025-07-22T19:00:00.000Z	56 \| moderate	12.065 \| good	54.23 \| good	45.876 \| good	2.314 \| good	1.657 \| good	0.232 \| good
2025-07-22T20:00:00.000Z	58 \| moderate	13.215 \| fine	60.12 \| fine	46.607 \| good	2.165 \| good	1.755 \| good	0.224 \| good
2025-07-22T21:00:00.000Z	58 \| moderate	13.335 \| fine	60.292 \| fine	46.813 \| good	2.017 \| good	1.853 \| good	0.217 \| good
2025-07-22T22:00:00.000Z	64 \| moderate	15.594 \| fine	69.64 \| fine	45.097 \| good	1.881 \| good	2.89 \| good	0.22 \| good
2025-07-22T23:00:00.000Z	62 \| moderate	14.561 \| fine	64.512 \| fine	40.816 \| good	1.745 \| good	3.927 \| good	0.223 \| good
2025-07-23T00:00:00.000Z	64 \| moderate	15.506 \| fine	69.609 \| fine	36.293 \| good	1.609 \| good	4.964 \| good	0.226 \| good
2025-07-23T01:00:00.000Z	56 \| moderate	11.604 \| good	51.245 \| good	37.337 \| good	1.681 \| good	6.287 \| good	0.237 \| good
2025-07-23T02:00:00.000Z	52 \| moderate	9.759 \| good	43.447 \| good	35.087 \| good	1.754 \| good	7.61 \| good	0.249 \| good
2025-07-23T03:00:00.000Z	54 \| moderate	10.846 \| good	47.682 \| good	30.838 \| good	1.826 \| good	8.933 \| good	0.26 \| good
2025-07-23T04:00:00.000Z	54 \| moderate	10.752 \| good	47.541 \| good	28.175 \| good	1.841 \| good	8.194 \| good	0.257 \| good
2025-07-23T05:00:00.000Z	56 \| moderate	11.666 \| good	51.456 \| good	26.184 \| good	1.856 \| good	7.455 \| good	0.254 \| good
2025-07-23T06:00:00.000Z	52 \| moderate	10.193 \| good	44.844 \| good	24.476 \| good	1.872 \| good	6.717 \| good	0.252 \| good
2025-07-23T07:00:00.000Z	54 \| moderate	10.887 \| good	48.028 \| good	24.146 \| good	1.864 \| good	6.323 \| good	0.248 \| good
2025-07-23T08:00:00.000Z	52 \| moderate	10.278 \| good	45.114 \| good	20.451 \| good	1.857 \| good	5.93 \| good	0.245 \| good
2025-07-23T09:00:00.000Z	54 \| moderate	11.172 \| good	49.669 \| good	18.361 \| good	1.85 \| good	5.536 \| good	0.241 \| good
2025-07-23T10:00:00.000Z	62 \| moderate	15.429 \| fine	68.902 \| fine	19.652 \| good	1.878 \| good	5.396 \| good	0.243 \| good
2025-07-23T11:00:00.000Z	64 \| moderate	15.967 \| fine	70.42 \| fine	20.805 \| good	1.906 \| good	5.257 \| good	0.245 \| good
2025-07-23T12:00:00.000Z	64 \| moderate	16.498 \| fine	72.851 \| fine	24.368 \| good	1.934 \| good	5.117 \| good	0.247 \| good
2025-07-23T13:00:00.000Z	67 \| moderate	18.121 \| fine	80.162 \| fine	32.495 \| good	2.556 \| good	4.457 \| good	0.248 \| good
2025-07-23T14:00:00.000Z	67 \| moderate	17.625 \| fine	78.099 \| fine	39.622 \| good	3.177 \| good	3.797 \| good	0.249 \| good
2025-07-23T15:00:00.000Z	66 \| moderate	17.082 \| fine	76.099 \| fine	43.52 \| good	3.799 \| good	3.137 \| good	0.25 \| good
2025-07-23T16:00:00.000Z	66 \| moderate	16.541 \| fine	73.066 \| fine	47.558 \| good	3.732 \| good	2.595 \| good	0.236 \| good
2025-07-23T17:00:00.000Z	64 \| moderate	16.265 \| fine	72.644 \| fine	49.755 \| good	3.664 \| good	2.054 \| good	0.222 \| good
2025-07-23T18:00:00.000Z	62 \| moderate	15.187 \| fine	67.33 \| fine	51.037 \| good	3.597 \| good	1.512 \| good	0.208 \| good
2025-07-23T19:00:00.000Z	64 \| moderate	15.829 \| fine	70.829 \| fine	49.16 \| good	3.101 \| good	1.526 \| good	0.201 \| good

Crest Hill

Get reliable air quality data to drive your business

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

0.17ppm

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 Crest Hill, Illinois?

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

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

In the past 24 hours, the air quality in Crest Hill, Illinois was at its worst at 11:00:00 on 2025-07-21.

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

In the last 24 hours, the best air quality in Crest Hill, Illinois was observed at 08:00:00 on 2025-07-20.

What is the AQI in Crest Hill, Illinois right now?

As of now, the AQI in Crest Hill, Illinois is 54, indicating Moderate conditions.

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

Crest Hill, Illinois air has the highest levels of PM2.5.

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

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

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

PM_2.5 levels in Crest Hill, Illinois are currently 11.424 μg/m³.

What is the PM₁₀ level in Crest Hill, Illinois at the moment?

The PM₁₀ concentration in Crest Hill, Illinois is 49.587 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Crest Hill, Illinois is 0.186 ppm.

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

Currently, Crest Hill, Illinois has a sulfur dioxide (SO₂) concentration of 1.485 ppb.

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

The current ozone (O₃) level in Crest Hill, Illinois at the moment is 40.5 ppm.

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

Nitrogen dioxide (NO₂) level in Crest Hill, Illinois at the moment is 1.828 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-19T20:00:00.000Z	28 \| good	4.71 \| good	20.505 \| good	29.684 \| good	0.533 \| good	2.649 \| good	0.22 \| good
2025-07-19T21:00:00.000Z	33 \| good	5.766 \| good	24.767 \| good	34.283 \| good	0.482 \| good	2.559 \| good	0.239 \| good
2025-07-19T22:00:00.000Z	37 \| good	5.752 \| good	24.718 \| good	39.895 \| good	0.497 \| good	3.69 \| good	0.278 \| good
2025-07-19T23:00:00.000Z	35 \| good	4.923 \| good	21.133 \| good	38.445 \| good	0.469 \| good	3.468 \| good	0.316 \| good
2025-07-20T00:00:00.000Z	34 \| good	4.901 \| good	20.825 \| good	37.078 \| good	0.367 \| good	3.379 \| good	0.335 \| good
2025-07-20T01:00:00.000Z	38 \| good	4.146 \| good	18.089 \| good	41.357 \| good	0.461 \| good	4.683 \| good	0.369 \| good
2025-07-20T02:00:00.000Z	40 \| good	3.615 \| good	15.934 \| good	42.646 \| good	0.512 \| good	4.949 \| good	0.388 \| good
2025-07-20T03:00:00.000Z	32 \| good	3.588 \| good	16.09 \| good	34.8 \| good	0.403 \| good	7.674 \| good	0.389 \| good
2025-07-20T04:00:00.000Z	34 \| good	3.632 \| good	16.191 \| good	36.687 \| good	0.326 \| good	6.437 \| good	0.381 \| good
2025-07-20T05:00:00.000Z	24 \| good	3.735 \| good	16.229 \| good	25.835 \| good	0.325 \| good	7.057 \| good	0.347 \| good
2025-07-20T06:00:00.000Z	24 \| good	3.705 \| good	16.079 \| good	26.066 \| good	0.46 \| good	6.638 \| good	0.308 \| good
2025-07-20T07:00:00.000Z	26 \| good	4 \| good	17.97 \| good	27.793 \| good	0.336 \| good	4.768 \| good	0.289 \| good
2025-07-20T08:00:00.000Z	23 \| good	3.908 \| good	16.943 \| good	24.624 \| good	0.311 \| good	5.014 \| good	0.274 \| good
2025-07-20T09:00:00.000Z	22 \| good	3.895 \| good	17.118 \| good	23.642 \| good	0.365 \| good	6.644 \| good	0.251 \| good
2025-07-20T10:00:00.000Z	26 \| good	3.941 \| good	17.248 \| good	27.933 \| good	0.422 \| good	8.795 \| good	0.245 \| good
2025-07-20T11:00:00.000Z	22 \| good	4.175 \| good	18.286 \| good	18.255 \| good	0.443 \| good	4.332 \| good	0.182 \| good
2025-07-20T12:00:00.000Z	22 \| good	4.168 \| good	18.391 \| good	17.968 \| good	0.416 \| good	1.139 \| good	0.182 \| good
2025-07-20T13:00:00.000Z	27 \| good	5.181 \| good	22.789 \| good	15.817 \| good	0.354 \| good	1.346 \| good	0.183 \| good
2025-07-20T14:00:00.000Z	33 \| good	5.954 \| good	26.19 \| good	13.776 \| good	0.238 \| good	2.292 \| good	0.243 \| good
2025-07-20T15:00:00.000Z	33 \| good	5.583 \| good	24.414 \| good	29.796 \| good	0.443 \| good	2.22 \| good	0.22 \| good
2025-07-20T16:00:00.000Z	32 \| good	4.911 \| good	21.558 \| good	35.006 \| good	0.425 \| good	2.562 \| good	0.221 \| good
2025-07-20T17:00:00.000Z	31 \| good	4.028 \| good	18.184 \| good	32.715 \| good	0.483 \| good	3.756 \| good	0.22 \| good
2025-07-20T18:00:00.000Z	30 \| good	4.058 \| good	18.173 \| good	31.846 \| good	0.515 \| good	1.691 \| good	0.235 \| good
2025-07-20T19:00:00.000Z	31 \| good	3.843 \| good	16.714 \| good	32.875 \| good	0.514 \| good	1.69 \| good	0.235 \| good
2025-07-20T20:00:00.000Z	31 \| good	4.644 \| good	20.402 \| good	32.757 \| good	0.527 \| good	1.297 \| good	0.205 \| good
2025-07-20T21:00:00.000Z	33 \| good	6.464 \| good	28.662 \| good	35.652 \| good	0.557 \| good	1.389 \| good	0.205 \| good
2025-07-20T22:00:00.000Z	38 \| good	6.873 \| good	30.786 \| good	35.843 \| good	0.463 \| good	2.682 \| good	0.229 \| good
2025-07-20T23:00:00.000Z	38 \| good	6.847 \| good	31.231 \| good	35.493 \| good	0.426 \| good	3.612 \| good	0.263 \| good
2025-07-21T00:00:00.000Z	38 \| good	6.777 \| good	30.44 \| good	35.227 \| good	0.429 \| good	3.586 \| good	0.302 \| good
2025-07-21T01:00:00.000Z	38 \| good	6.98 \| good	31.445 \| good	35.774 \| good	0.452 \| good	3.892 \| good	0.302 \| good
2025-07-21T02:00:00.000Z	38 \| good	6.695 \| good	29.521 \| good	33.22 \| good	0.506 \| good	4.804 \| good	0.302 \| good
2025-07-21T03:00:00.000Z	33 \| good	5.723 \| good	24.837 \| good	31.013 \| good	0.4 \| good	4.242 \| good	0.303 \| good
2025-07-21T04:00:00.000Z	33 \| good	5.962 \| good	27.032 \| good	33.552 \| good	0.338 \| good	3.748 \| good	0.246 \| good
2025-07-21T05:00:00.000Z	38 \| good	7.156 \| good	30.972 \| good	33.426 \| good	0.426 \| good	1.605 \| good	0.26 \| good
2025-07-21T06:00:00.000Z	38 \| good	7.24 \| good	32.751 \| good	31.993 \| good	0.489 \| good	3.262 \| good	0.241 \| good
2025-07-21T07:00:00.000Z	54 \| moderate	11.136 \| good	48.895 \| good	30.092 \| good	0.605 \| good	2.074 \| good	0.227 \| good
2025-07-21T08:00:00.000Z	64 \| moderate	15.652 \| fine	71.029 \| fine	25.282 \| good	0.43 \| good	3.072 \| good	0.2 \| good
2025-07-21T09:00:00.000Z	77 \| moderate	23.224 \| fine	101.632 \| fine	20.413 \| good	0.393 \| good	4.002 \| good	0.208 \| good
2025-07-21T10:00:00.000Z	102 \| sensitive	35.541 \| moderate	154.268 \| fine	21.59 \| good	0.456 \| good	4.612 \| good	0.208 \| good
2025-07-21T11:00:00.000Z	105 \| sensitive	37.006 \| moderate	160.517 \| moderate	19.238 \| good	0.836 \| good	4.657 \| good	0.175 \| good
2025-07-21T12:00:00.000Z	102 \| sensitive	36.33 \| moderate	157.208 \| moderate	15.783 \| good	1.072 \| good	6.234 \| good	0.175 \| good
2025-07-21T13:00:00.000Z	82 \| moderate	25.603 \| fine	112.456 \| fine	17.289 \| good	1.147 \| good	7.217 \| good	0.177 \| good
2025-07-21T14:00:00.000Z	67 \| moderate	18.137 \| fine	80.436 \| fine	21.93 \| good	0.932 \| good	4.497 \| good	0.158 \| good
2025-07-21T15:00:00.000Z	67 \| moderate	18.055 \| fine	78.563 \| fine	25.828 \| good	2.7 \| good	3.834 \| good	0.158 \| good
2025-07-21T16:00:00.000Z	54 \| moderate	10.878 \| good	46.869 \| good	26.714 \| good	2.833 \| good	2.227 \| good	0.143 \| good
2025-07-21T17:00:00.000Z	54 \| moderate	10.65 \| good	46.975 \| good	34.273 \| good	1.335 \| good	1.46 \| good	0.117 \| good
2025-07-21T18:00:00.000Z	54 \| moderate	10.525 \| good	46.972 \| good	32.147 \| good	1.171 \| good	1.75 \| good	0.165 \| good
2025-07-21T19:00:00.000Z	54 \| moderate	11.424 \| good	49.587 \| good	40.5 \| good	1.485 \| good	1.828 \| good	0.186 \| good
2025-07-21T19:00:00.000Z	54 \| moderate	11.424 \| good	49.587 \| good	40.5 \| good	1.485 \| good	1.828 \| good	0.186 \| good
2025-07-21T20:00:00.000Z	64 \| moderate	16.021 \| fine	71.126 \| fine	55.159 \| fine	1.92 \| good	1.774 \| good	0.242 \| good
2025-07-21T21:00:00.000Z	67 \| moderate	17.957 \| fine	79.399 \| fine	56.845 \| fine	1.888 \| good	1.816 \| good	0.243 \| good
2025-07-21T22:00:00.000Z	69 \| moderate	18.903 \| fine	83.386 \| fine	54.581 \| good	1.842 \| good	3.079 \| good	0.253 \| good
2025-07-21T23:00:00.000Z	71 \| moderate	20.003 \| fine	87.71 \| fine	51.246 \| good	1.796 \| good	4.342 \| good	0.264 \| good
2025-07-22T00:00:00.000Z	71 \| moderate	20.255 \| fine	89.132 \| fine	46.581 \| good	1.75 \| good	5.605 \| good	0.274 \| good
2025-07-22T01:00:00.000Z	66 \| moderate	16.602 \| fine	73.788 \| fine	37.777 \| good	1.745 \| good	7.277 \| good	0.287 \| good
2025-07-22T02:00:00.000Z	58 \| moderate	13.063 \| fine	58.401 \| fine	32.341 \| good	1.74 \| good	8.95 \| good	0.299 \| good
2025-07-22T03:00:00.000Z	52 \| moderate	9.772 \| good	43.466 \| good	25.922 \| good	1.736 \| good	10.623 \| good	0.311 \| good
2025-07-22T04:00:00.000Z	54 \| moderate	10.717 \| good	47.624 \| good	21.29 \| good	1.724 \| good	10.636 \| good	0.312 \| good
2025-07-22T05:00:00.000Z	54 \| moderate	11.088 \| good	49.029 \| good	20.284 \| good	1.712 \| good	10.649 \| good	0.313 \| good
2025-07-22T06:00:00.000Z	58 \| moderate	12.588 \| fine	56.453 \| fine	17.819 \| good	1.699 \| good	10.662 \| good	0.313 \| good
2025-07-22T07:00:00.000Z	60 \| moderate	13.572 \| fine	60.388 \| fine	16.457 \| good	1.748 \| good	10.173 \| good	0.311 \| good
2025-07-22T08:00:00.000Z	64 \| moderate	16.071 \| fine	71.827 \| fine	16.184 \| good	1.797 \| good	9.683 \| good	0.308 \| good
2025-07-22T09:00:00.000Z	67 \| moderate	18.355 \| fine	80.702 \| fine	16.444 \| good	1.846 \| good	9.194 \| good	0.306 \| good
2025-07-22T10:00:00.000Z	77 \| moderate	22.876 \| fine	100.314 \| fine	17.807 \| good	1.753 \| good	8.59 \| good	0.306 \| good
2025-07-22T11:00:00.000Z	77 \| moderate	23.039 \| fine	100.388 \| fine	16.044 \| good	1.661 \| good	7.986 \| good	0.306 \| good
2025-07-22T12:00:00.000Z	75 \| moderate	22.362 \| fine	97.721 \| fine	20.263 \| good	1.568 \| good	7.381 \| good	0.306 \| good
2025-07-22T13:00:00.000Z	71 \| moderate	20.147 \| fine	88.128 \| fine	27.702 \| good	1.723 \| good	6.543 \| good	0.306 \| good
2025-07-22T14:00:00.000Z	67 \| moderate	17.947 \| fine	79.719 \| fine	33.517 \| good	1.879 \| good	5.704 \| good	0.306 \| good
2025-07-22T15:00:00.000Z	66 \| moderate	16.759 \| fine	74.408 \| fine	37.011 \| good	2.035 \| good	4.866 \| good	0.306 \| good
2025-07-22T16:00:00.000Z	66 \| moderate	16.809 \| fine	74.234 \| fine	40.178 \| good	2.177 \| good	3.764 \| good	0.284 \| good
2025-07-22T17:00:00.000Z	62 \| moderate	15.217 \| fine	68.352 \| fine	45.517 \| good	2.32 \| good	2.662 \| good	0.261 \| good
2025-07-22T18:00:00.000Z	60 \| moderate	13.719 \| fine	61.986 \| fine	46.874 \| good	2.463 \| good	1.559 \| good	0.239 \| good
2025-07-22T19:00:00.000Z	56 \| moderate	12.065 \| good	54.23 \| good	45.876 \| good	2.314 \| good	1.657 \| good	0.232 \| good
2025-07-22T20:00:00.000Z	58 \| moderate	13.215 \| fine	60.12 \| fine	46.607 \| good	2.165 \| good	1.755 \| good	0.224 \| good
2025-07-22T21:00:00.000Z	58 \| moderate	13.335 \| fine	60.292 \| fine	46.813 \| good	2.017 \| good	1.853 \| good	0.217 \| good
2025-07-22T22:00:00.000Z	64 \| moderate	15.594 \| fine	69.64 \| fine	45.097 \| good	1.881 \| good	2.89 \| good	0.22 \| good
2025-07-22T23:00:00.000Z	62 \| moderate	14.561 \| fine	64.512 \| fine	40.816 \| good	1.745 \| good	3.927 \| good	0.223 \| good
2025-07-23T00:00:00.000Z	64 \| moderate	15.506 \| fine	69.609 \| fine	36.293 \| good	1.609 \| good	4.964 \| good	0.226 \| good
2025-07-23T01:00:00.000Z	56 \| moderate	11.604 \| good	51.245 \| good	37.337 \| good	1.681 \| good	6.287 \| good	0.237 \| good
2025-07-23T02:00:00.000Z	52 \| moderate	9.759 \| good	43.447 \| good	35.087 \| good	1.754 \| good	7.61 \| good	0.249 \| good
2025-07-23T03:00:00.000Z	54 \| moderate	10.846 \| good	47.682 \| good	30.838 \| good	1.826 \| good	8.933 \| good	0.26 \| good
2025-07-23T04:00:00.000Z	54 \| moderate	10.752 \| good	47.541 \| good	28.175 \| good	1.841 \| good	8.194 \| good	0.257 \| good
2025-07-23T05:00:00.000Z	56 \| moderate	11.666 \| good	51.456 \| good	26.184 \| good	1.856 \| good	7.455 \| good	0.254 \| good
2025-07-23T06:00:00.000Z	52 \| moderate	10.193 \| good	44.844 \| good	24.476 \| good	1.872 \| good	6.717 \| good	0.252 \| good
2025-07-23T07:00:00.000Z	54 \| moderate	10.887 \| good	48.028 \| good	24.146 \| good	1.864 \| good	6.323 \| good	0.248 \| good
2025-07-23T08:00:00.000Z	52 \| moderate	10.278 \| good	45.114 \| good	20.451 \| good	1.857 \| good	5.93 \| good	0.245 \| good
2025-07-23T09:00:00.000Z	54 \| moderate	11.172 \| good	49.669 \| good	18.361 \| good	1.85 \| good	5.536 \| good	0.241 \| good
2025-07-23T10:00:00.000Z	62 \| moderate	15.429 \| fine	68.902 \| fine	19.652 \| good	1.878 \| good	5.396 \| good	0.243 \| good
2025-07-23T11:00:00.000Z	64 \| moderate	15.967 \| fine	70.42 \| fine	20.805 \| good	1.906 \| good	5.257 \| good	0.245 \| good
2025-07-23T12:00:00.000Z	64 \| moderate	16.498 \| fine	72.851 \| fine	24.368 \| good	1.934 \| good	5.117 \| good	0.247 \| good
2025-07-23T13:00:00.000Z	67 \| moderate	18.121 \| fine	80.162 \| fine	32.495 \| good	2.556 \| good	4.457 \| good	0.248 \| good
2025-07-23T14:00:00.000Z	67 \| moderate	17.625 \| fine	78.099 \| fine	39.622 \| good	3.177 \| good	3.797 \| good	0.249 \| good
2025-07-23T15:00:00.000Z	66 \| moderate	17.082 \| fine	76.099 \| fine	43.52 \| good	3.799 \| good	3.137 \| good	0.25 \| good
2025-07-23T16:00:00.000Z	66 \| moderate	16.541 \| fine	73.066 \| fine	47.558 \| good	3.732 \| good	2.595 \| good	0.236 \| good
2025-07-23T17:00:00.000Z	64 \| moderate	16.265 \| fine	72.644 \| fine	49.755 \| good	3.664 \| good	2.054 \| good	0.222 \| good
2025-07-23T18:00:00.000Z	62 \| moderate	15.187 \| fine	67.33 \| fine	51.037 \| good	3.597 \| good	1.512 \| good	0.208 \| good
2025-07-23T19:00:00.000Z	64 \| moderate	15.829 \| fine	70.829 \| fine	49.16 \| good	3.101 \| good	1.526 \| good	0.201 \| good

Live air quality index in Crest Hill, Illinois today

Major air pollutants in Crest Hill, Illinois

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Air quality in nearby cities

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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 Crest Hill, Illinois at the moment?

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

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