What is the current level of PM10 in East St. Louis, Illinois?

East St. Louis, Illinois currently has a PM10 concentration of 11.905 μg/m3.

What is the current level of sulfur dioxide (SO2) in East St. Louis, Illinois?

The current sulfur dioxide (SO2) concentration in East St. Louis, Illinois is 0.356 ppb.

What is the current level of ozone (O3) in East St. Louis, Illinois?

East St. Louis, Illinois currently has an ozone (O3) concentration of 18.02 ppm.

What is the current level of nitrogen dioxide (NO2) in East St. Louis, Illinois?

The current level of nitrogen dioxide (NO2) in East St. Louis, Illinois is 2.599 ppb.

Current air quality index in East St. Louis, Illinois today

Q: What is the PM2.5 concentration in East St. Louis, Illinois right now?

East St. Louis, Illinois currently has a PM2.5 concentration of 2.769 μg/m3.

Stay updated with real-time air quality in East St. Louis, Illinois featuring accurate data on AQI, PM_2.5, PM₁₀, O₃, NO₂, SO₂, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.

Live AQI (Air Quality Index)

Good

East St. Louis, Illinois

Last updated: ... (Local time)

Common air pollutants in East St. Louis, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.21 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

13.90 μg/m³

155

255

425

605+

Ozone (O₃)

13.00 ppb

201

201+

Sulfur Dioxide (SO₂)

0.17 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.25 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.13 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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East St. Louis, Illinois

Scroll To Air Quality Map

Track live East St. Louis, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-06T01:00:00.000Z	54 \| moderate	10.557 \| good	46.872 \| good	4.075 \| good	0.474 \| good	16.937 \| good	0.495 \| good
2026-03-06T02:00:00.000Z	54 \| moderate	11.425 \| good	50.726 \| good	2.05 \| good	0.365 \| good	15.974 \| good	0.545 \| good
2026-03-06T03:00:00.000Z	38 \| good	7.152 \| good	31.744 \| good	18.475 \| good	1.052 \| good	16.131 \| good	0.265 \| good
2026-03-06T04:00:00.000Z	54 \| moderate	11.41 \| good	50.602 \| good	3.02 \| good	0.241 \| good	15.778 \| good	0.447 \| good
2026-03-06T05:00:00.000Z	56 \| moderate	12.099 \| good	54.618 \| good	1.057 \| good	0.244 \| good	15.417 \| good	0.496 \| good
2026-03-06T06:00:00.000Z	54 \| moderate	11.314 \| good	49.626 \| good	6.289 \| good	0.214 \| good	15.198 \| good	0.492 \| good
2026-03-06T07:00:00.000Z	54 \| moderate	11.314 \| good	49.626 \| good	1.055 \| good	0.211 \| good	14.029 \| good	0.495 \| good
2026-03-06T08:00:00.000Z	52 \| moderate	10.041 \| good	44.724 \| good	3.558 \| good	0.21 \| good	13.939 \| good	0.491 \| good
2026-03-06T09:00:00.000Z	52 \| moderate	9.999 \| good	44.514 \| good	14.585 \| good	0.344 \| good	10.548 \| good	0.298 \| good
2026-03-06T10:00:00.000Z	38 \| good	7.005 \| good	14.744 \| good	4.778 \| good	0.452 \| good	10.102 \| good	0.226 \| good
2026-03-06T11:00:00.000Z	33 \| good	6.018 \| good	26.793 \| good	5.799 \| good	0.335 \| good	10.864 \| good	0.229 \| good
2026-03-06T12:00:00.000Z	33 \| good	6.121 \| good	26.787 \| good	1.119 \| good	0.362 \| good	12.086 \| good	0.227 \| good
2026-03-06T13:00:00.000Z	33 \| good	6.122 \| good	26.802 \| good	2.131 \| good	0.336 \| good	13.157 \| good	0.281 \| good
2026-03-06T14:00:00.000Z	38 \| good	7.103 \| good	31.741 \| good	4.143 \| good	0.149 \| good	12.112 \| good	0.284 \| good
2026-03-06T15:00:00.000Z	38 \| good	7.128 \| good	31.814 \| good	6.106 \| good	0.183 \| good	11.17 \| good	0.254 \| good
2026-03-06T16:00:00.000Z	38 \| good	7.14 \| good	31.904 \| good	9.128 \| good	0.193 \| good	6.548 \| good	0.154 \| good
2026-03-06T17:00:00.000Z	38 \| good	6.813 \| good	29.958 \| good	15.096 \| good	0.202 \| good	4.77 \| good	0.155 \| good
2026-03-06T18:00:00.000Z	38 \| good	6.605 \| good	30.009 \| good	20.113 \| good	0.276 \| good	3.989 \| good	0.154 \| good
2026-03-06T19:00:00.000Z	33 \| good	6.404 \| good	29.049 \| good	23.091 \| good	0.53 \| good	3.776 \| good	0.155 \| good
2026-03-06T20:00:00.000Z	33 \| good	5.745 \| good	25.141 \| good	24.119 \| good	0.686 \| good	3.331 \| good	0.154 \| good
2026-03-06T21:00:00.000Z	27 \| good	5.431 \| good	23.223 \| good	28.038 \| good	0.805 \| good	3.298 \| good	0.128 \| good
2026-03-06T22:00:00.000Z	33 \| good	5.715 \| good	25.203 \| good	27.065 \| good	0.876 \| good	3.863 \| good	0.154 \| good
2026-03-06T23:00:00.000Z	33 \| good	5.998 \| good	27.077 \| good	27.041 \| good	0.848 \| good	3.856 \| good	0.226 \| good
2026-03-07T00:00:00.000Z	33 \| good	6.195 \| good	27.97 \| good	27.004 \| good	0.787 \| good	4.342 \| good	0.155 \| good
2026-03-07T01:00:00.000Z	33 \| good	6.189 \| good	27.915 \| good	26.967 \| good	0.72 \| good	6.434 \| good	0.155 \| good
2026-03-07T02:00:00.000Z	33 \| good	5.984 \| good	26.907 \| good	25.984 \| good	0.79 \| good	6.901 \| good	0.155 \| good
2026-03-07T03:00:00.000Z	33 \| good	6.099 \| good	26.877 \| good	21.059 \| good	0.395 \| good	6.836 \| good	0.129 \| good
2026-03-07T04:00:00.000Z	33 \| good	6.191 \| good	27.837 \| good	21.054 \| good	0.928 \| good	6.939 \| good	0.129 \| good
2026-03-07T05:00:00.000Z	33 \| good	6.281 \| good	27.836 \| good	21.99 \| good	0.867 \| good	7.578 \| good	0.128 \| good
2026-03-07T06:00:00.000Z	38 \| good	6.503 \| good	28.818 \| good	19.015 \| good	0.632 \| good	7.397 \| good	0.127 \| good
2026-03-07T07:00:00.000Z	38 \| good	6.503 \| good	28.818 \| good	16.073 \| good	0.634 \| good	7.369 \| good	0.127 \| good
2026-03-07T08:00:00.000Z	38 \| good	6.799 \| good	29.8 \| good	15.082 \| good	0.634 \| good	7.343 \| good	0.127 \| good
2026-03-07T09:00:00.000Z	33 \| good	5.725 \| good	24.808 \| good	20.117 \| good	0.529 \| good	3.282 \| good	0.101 \| good
2026-03-07T10:00:00.000Z	22 \| good	4.407 \| good	18.853 \| good	23.155 \| good	0.532 \| good	3.198 \| good	0.127 \| good
2026-03-07T11:00:00.000Z	26 \| good	3.697 \| good	15.873 \| good	28.111 \| good	1.046 \| good	3.911 \| good	0.101 \| good
2026-03-07T12:00:00.000Z	30 \| good	3.486 \| good	15.867 \| good	32.119 \| good	0.452 \| good	4.087 \| good	0.101 \| good
2026-03-07T13:00:00.000Z	30 \| good	3.486 \| good	15.867 \| good	32.114 \| good	0.45 \| good	4.115 \| good	0.101 \| good
2026-03-07T14:00:00.000Z	32 \| good	3.544 \| good	15.991 \| good	34.965 \| good	0.581 \| good	12.419 \| good	0.127 \| good
2026-03-07T15:00:00.000Z	26 \| good	3.082 \| good	13.961 \| good	28.197 \| good	0.592 \| good	6.48 \| good	0.128 \| good
2026-03-07T16:00:00.000Z	30 \| good	3.097 \| good	13.93 \| good	32.016 \| good	0.503 \| good	6.364 \| good	0.127 \| good
2026-03-07T17:00:00.000Z	28 \| good	3.195 \| good	13.922 \| good	30.043 \| good	0.43 \| good	4.456 \| good	0.127 \| good
2026-03-07T18:00:00.000Z	26 \| good	3.392 \| good	14.878 \| good	28.044 \| good	0.503 \| good	3.723 \| good	0.127 \| good
2026-03-07T19:00:00.000Z	25 \| good	2.89 \| good	11.92 \| good	26.87 \| good	0.405 \| good	2.85 \| good	0.129 \| good
2026-03-07T20:00:00.000Z	17 \| good	2.769 \| good	11.905 \| good	18.02 \| good	0.356 \| good	2.599 \| good	0.128 \| good
2026-03-07T21:00:00.000Z	16 \| good	2.684 \| good	10.935 \| good	14.072 \| good	0.217 \| good	2.84 \| good	0.128 \| good
2026-03-07T22:00:00.000Z	16 \| good	2.897 \| good	11.926 \| good	15.051 \| good	0.234 \| good	2.876 \| good	0.128 \| good
2026-03-07T23:00:00.000Z	16 \| good	3.206 \| good	13.904 \| good	13.001 \| good	0.168 \| good	3.255 \| good	0.128 \| good
2026-03-08T00:00:00.000Z	16 \| good	3.206 \| good	13.904 \| good	13.001 \| good	0.168 \| good	3.255 \| good	0.128 \| good
2026-03-07T21:00:00.000Z	44 \| good	8.192 \| good	35.812 \| good	29.837 \| good	0.465 \| good	1.747 \| good	0.172 \| good
2026-03-07T22:00:00.000Z	49 \| good	8.991 \| good	40.414 \| good	28.184 \| good	0.489 \| good	2.511 \| good	0.179 \| good
2026-03-07T23:00:00.000Z	44 \| good	7.72 \| good	33.995 \| good	28.686 \| good	0.513 \| good	3.276 \| good	0.187 \| good
2026-03-08T00:00:00.000Z	54 \| moderate	11.007 \| good	48.844 \| good	25.875 \| good	0.536 \| good	4.04 \| good	0.194 \| good
2026-03-08T01:00:00.000Z	66 \| moderate	16.562 \| fine	73.709 \| fine	24.023 \| good	0.558 \| good	4.728 \| good	0.199 \| good
2026-03-08T02:00:00.000Z	54 \| moderate	11.386 \| good	50.564 \| good	25.505 \| good	0.581 \| good	5.416 \| good	0.203 \| good
2026-03-08T03:00:00.000Z	54 \| moderate	11.428 \| good	50.759 \| good	23.203 \| good	0.603 \| good	6.104 \| good	0.207 \| good
2026-03-08T04:00:00.000Z	56 \| moderate	11.648 \| good	51.148 \| good	20.422 \| good	0.598 \| good	6.493 \| good	0.21 \| good
2026-03-08T05:00:00.000Z	54 \| moderate	11.249 \| good	50.125 \| good	15.275 \| good	0.593 \| good	6.881 \| good	0.212 \| good
2026-03-08T06:00:00.000Z	58 \| moderate	12.623 \| fine	56.85 \| fine	12.766 \| good	0.588 \| good	7.27 \| good	0.214 \| good
2026-03-08T07:00:00.000Z	64 \| moderate	15.828 \| fine	70.748 \| fine	11.674 \| good	0.556 \| good	6.507 \| good	0.206 \| good
2026-03-08T08:00:00.000Z	56 \| moderate	12.254 \| fine	54.641 \| good	9.451 \| good	0.525 \| good	5.744 \| good	0.197 \| good
2026-03-08T09:00:00.000Z	52 \| moderate	9.64 \| good	42.847 \| good	11.166 \| good	0.493 \| good	4.981 \| good	0.189 \| good
2026-03-08T10:00:00.000Z	44 \| good	8.061 \| good	35.623 \| good	6.964 \| good	0.491 \| good	4.662 \| good	0.183 \| good
2026-03-08T11:00:00.000Z	38 \| good	6.756 \| good	29.889 \| good	2.923 \| good	0.489 \| good	4.344 \| good	0.178 \| good
2026-03-08T12:00:00.000Z	38 \| good	7.372 \| good	32.557 \| good	3.125 \| good	0.487 \| good	4.026 \| good	0.172 \| good
2026-03-08T13:00:00.000Z	44 \| good	8.042 \| good	34.95 \| good	4.378 \| good	0.57 \| good	3.987 \| good	0.177 \| good
2026-03-08T14:00:00.000Z	38 \| good	7.139 \| good	31.699 \| good	13.926 \| good	0.652 \| good	3.948 \| good	0.181 \| good
2026-03-08T15:00:00.000Z	33 \| good	5.8 \| good	24.977 \| good	26.36 \| good	0.734 \| good	3.909 \| good	0.186 \| good
2026-03-08T16:00:00.000Z	28 \| good	3.779 \| good	16.288 \| good	30.195 \| good	0.8 \| good	3.295 \| good	0.175 \| good
2026-03-08T17:00:00.000Z	29 \| good	3.016 \| good	12.383 \| good	31.109 \| good	0.865 \| good	2.68 \| good	0.163 \| good
2026-03-08T18:00:00.000Z	23 \| good	4.319 \| good	18.873 \| good	25.235 \| good	0.931 \| good	2.066 \| good	0.152 \| good
2026-03-08T19:00:00.000Z	27 \| good	5.306 \| good	22.853 \| good	25.003 \| good	0.851 \| good	1.85 \| good	0.146 \| good
2026-03-08T20:00:00.000Z	44 \| good	8.477 \| good	37.053 \| good	25.929 \| good	0.772 \| good	1.634 \| good	0.141 \| good
2026-03-08T21:00:00.000Z	49 \| good	8.858 \| good	38.858 \| good	29.308 \| good	0.692 \| good	1.419 \| good	0.135 \| good
2026-03-08T22:00:00.000Z	52 \| moderate	9.682 \| good	42.961 \| good	29.358 \| good	0.686 \| good	3.391 \| good	0.151 \| good
2026-03-08T23:00:00.000Z	38 \| good	7.382 \| good	32.757 \| good	29.785 \| good	0.679 \| good	5.363 \| good	0.167 \| good
2026-03-09T00:00:00.000Z	38 \| good	7.425 \| good	32.58 \| good	20.288 \| good	0.672 \| good	7.336 \| good	0.184 \| good
2026-03-09T01:00:00.000Z	33 \| good	6.462 \| good	28.659 \| good	19.069 \| good	0.657 \| good	7.233 \| good	0.183 \| good
2026-03-09T02:00:00.000Z	58 \| moderate	12.823 \| fine	58.081 \| fine	12.804 \| good	0.641 \| good	7.131 \| good	0.182 \| good
2026-03-09T03:00:00.000Z	56 \| moderate	12.329 \| fine	55.937 \| fine	14.377 \| good	0.626 \| good	7.029 \| good	0.182 \| good
2026-03-09T04:00:00.000Z	58 \| moderate	12.65 \| fine	56.748 \| fine	19.446 \| good	0.564 \| good	5.78 \| good	0.171 \| good
2026-03-09T05:00:00.000Z	56 \| moderate	11.997 \| good	53.743 \| good	16.79 \| good	0.503 \| good	4.532 \| good	0.161 \| good
2026-03-09T06:00:00.000Z	33 \| good	2.909 \| good	3.107 \| good	36.388 \| good	0.436 \| good	3.262 \| good	0.15 \| good
2026-03-09T07:00:00.000Z	49 \| good	8.806 \| good	38.835 \| good	14.748 \| good	0.419 \| good	2.811 \| good	0.146 \| good
2026-03-09T08:00:00.000Z	44 \| good	8.485 \| good	36.86 \| good	5.254 \| good	0.396 \| good	2.338 \| good	0.142 \| good
2026-03-09T09:00:00.000Z	38 \| good	7.443 \| good	32.727 \| good	6.552 \| good	0.373 \| good	1.866 \| good	0.137 \| good
2026-03-09T10:00:00.000Z	44 \| good	8.428 \| good	36.847 \| good	9.191 \| good	0.4 \| good	1.993 \| good	0.139 \| good
2026-03-09T11:00:00.000Z	49 \| good	8.813 \| good	38.336 \| good	7.604 \| good	0.426 \| good	2.12 \| good	0.14 \| good
2026-03-09T12:00:00.000Z	36 \| good	2.909 \| good	3.155 \| good	38.691 \| good	0.448 \| good	2.238 \| good	0.141 \| good
2026-03-09T13:00:00.000Z	35 \| good	3.483 \| good	3.759 \| good	37.8 \| good	0.524 \| good	2.667 \| good	0.153 \| good
2026-03-09T14:00:00.000Z	34 \| good	3.984 \| good	4.289 \| good	36.908 \| good	0.6 \| good	3.097 \| good	0.165 \| good
2026-03-09T15:00:00.000Z	33 \| good	4.432 \| good	4.763 \| good	36.016 \| good	0.675 \| good	3.527 \| good	0.176 \| good
2026-03-09T16:00:00.000Z	37 \| good	4.711 \| good	5.137 \| good	40.033 \| good	0.708 \| good	2.792 \| good	0.168 \| good
2026-03-09T17:00:00.000Z	44 \| good	7.844 \| good	34.123 \| good	32.904 \| good	0.747 \| good	2.06 \| good	0.16 \| good
2026-03-09T18:00:00.000Z	44 \| good	5.627 \| good	6.213 \| good	48.065 \| good	0.773 \| good	1.321 \| good	0.152 \| good
2026-03-09T19:00:00.000Z	46 \| good	5.72 \| good	6.324 \| good	49.624 \| good	0.738 \| good	1.263 \| good	0.147 \| good
2026-03-09T20:00:00.000Z	47 \| good	5.623 \| good	6.201 \| good	51.182 \| good	0.702 \| good	1.204 \| good	0.142 \| good

East St. Louis

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near East St. Louis, Illinois

0.14ppm

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 East St. Louis, Illinois get updated?

Air quality updates for East St. Louis, Illinois are available every hour.

What time in the past 24 hours saw the poorest air quality in East St. Louis, Illinois?

East St. Louis, Illinois experienced its worst air quality at 11:00:00, 2026-03-06.

When was air quality in East St. Louis, Illinois the best over the past 24 hours?

The best air quality in East St. Louis, Illinois was observed at 09:00:00 on 2026-03-07.

What is the air quality in East St. Louis, Illinois right now?

The air quality in East St. Louis, Illinois right now is Good, with an AQI of 17.

What pollutant is most frequently found in East St. Louis, Illinois?

In East St. Louis, Illinois, O3 is the most frequently found pollutant.

What can I do if the air quality in East St. Louis, Illinois is poor?

When air quality in East St. Louis, Illinois is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in East St. Louis, Illinois right now?

East St. Louis, Illinois currently has a PM_2.5 concentration of 2.769 μg/m³.

What is the current level of PM₁₀ in East St. Louis, Illinois?

East St. Louis, Illinois currently has a PM₁₀ concentration of 11.905 μg/m³.

What is the current level of carbon monoxide (CO) in East St. Louis, Illinois?

The current carbon monoxide (CO) level in East St. Louis, Illinois is 0.128 ppm.

What is the current level of sulfur dioxide (SO₂) in East St. Louis, Illinois?

The current sulfur dioxide (SO₂) concentration in East St. Louis, Illinois is 0.356 ppb.

What is the current level of ozone (O₃) in East St. Louis, Illinois?

East St. Louis, Illinois currently has an ozone (O₃) concentration of 18.02 ppm.

What is the current level of nitrogen dioxide (NO₂) in East St. Louis, Illinois?

The current level of nitrogen dioxide (NO₂) in East St. Louis, Illinois is 2.599 ppb.

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