What is the current level of PM10 in Charleston, Illinois?

Charleston, Illinois currently has a PM10 concentration of 30.232 μg/m3.

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

The current sulfur dioxide (SO2) concentration in Charleston, Illinois is 0.842 ppb.

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

Charleston, Illinois currently has an ozone (O3) concentration of 18.873 ppm.

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

The current level of nitrogen dioxide (NO2) in Charleston, Illinois is 3.197 ppb.

Current air quality index in Charleston, Illinois today

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

Stay updated with real-time air quality in Charleston, 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

Charleston, Illinois

Last updated: ... (Local time)

Common air pollutants in Charleston, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.72 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

16.77 μg/m³

155

255

425

605+

Ozone (O₃)

28.35 ppb

201

201+

Sulfur Dioxide (SO₂)

0.78 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.24 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.12 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Charleston, Illinois

Get Live Pollen Counts

Charleston, Illinois

Scroll To Air Quality Map

Track live Charleston, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-19T11:00:00.000Z	38 \| good	7.333 \| good	39.168 \| good	16.247 \| good	0.761 \| good	5.334 \| good	0.206 \| good
2025-07-19T12:00:00.000Z	33 \| good	5.948 \| good	22.229 \| good	10.871 \| good	0.762 \| good	3.654 \| good	0.218 \| good
2025-07-19T13:00:00.000Z	33 \| good	6.401 \| good	28.489 \| good	15.2 \| good	0.783 \| good	3.984 \| good	0.218 \| good
2025-07-19T14:00:00.000Z	33 \| good	5.851 \| good	26.955 \| good	16.061 \| good	0.754 \| good	3.733 \| good	0.218 \| good
2025-07-19T15:00:00.000Z	38 \| good	6.591 \| good	31.846 \| good	15.62 \| good	0.725 \| good	3.032 \| good	0.219 \| good
2025-07-19T16:00:00.000Z	38 \| good	6.544 \| good	23.493 \| good	17.608 \| good	1.108 \| good	3.15 \| good	0.231 \| good
2025-07-19T17:00:00.000Z	38 \| good	7.207 \| good	31.726 \| good	19.156 \| good	1.101 \| good	2.828 \| good	0.231 \| good
2025-07-19T18:00:00.000Z	38 \| good	7.301 \| good	27.302 \| good	22.912 \| good	1.055 \| good	3.017 \| good	0.218 \| good
2025-07-19T19:00:00.000Z	33 \| good	5.93 \| good	26.679 \| good	25.769 \| good	0.967 \| good	2.157 \| good	0.223 \| good
2025-07-19T20:00:00.000Z	38 \| good	7.212 \| good	29.069 \| good	27.737 \| good	0.873 \| good	2.172 \| good	0.223 \| good
2025-07-19T21:00:00.000Z	38 \| good	6.741 \| good	31.031 \| good	28.702 \| good	0.777 \| good	2.407 \| good	0.219 \| good
2025-07-19T22:00:00.000Z	27 \| good	4.611 \| good	21.201 \| good	28.864 \| good	0.778 \| good	2.838 \| good	0.252 \| good
2025-07-19T23:00:00.000Z	25 \| good	3.6 \| good	17.856 \| good	26.65 \| good	0.827 \| good	2.4 \| good	0.235 \| good
2025-07-20T00:00:00.000Z	27 \| good	3.487 \| good	16.832 \| good	29.221 \| good	0.845 \| good	2.851 \| good	0.231 \| good
2025-07-20T01:00:00.000Z	27 \| good	3.651 \| good	19.17 \| good	28.786 \| good	0.95 \| good	3.181 \| good	0.231 \| good
2025-07-20T02:00:00.000Z	26 \| good	3.92 \| good	24.085 \| good	27.579 \| good	0.952 \| good	3.429 \| good	0.231 \| good
2025-07-20T03:00:00.000Z	27 \| good	4.623 \| good	28.738 \| good	28.243 \| good	0.816 \| good	3.994 \| good	0.243 \| good
2025-07-20T04:00:00.000Z	33 \| good	4.999 \| good	36.44 \| good	18.685 \| good	0.789 \| good	5.414 \| good	0.243 \| good
2025-07-20T05:00:00.000Z	35 \| good	4.412 \| good	38.268 \| good	18.769 \| good	0.803 \| good	5.87 \| good	0.243 \| good
2025-07-20T06:00:00.000Z	27 \| good	4.721 \| good	29.279 \| good	13.928 \| good	0.754 \| good	4.774 \| good	0.231 \| good
2025-07-20T07:00:00.000Z	33 \| good	5.636 \| good	28.431 \| good	16.393 \| good	0.754 \| good	5.288 \| good	0.231 \| good
2025-07-20T08:00:00.000Z	33 \| good	6.04 \| good	29.727 \| good	14.175 \| good	0.581 \| good	4.249 \| good	0.32 \| good
2025-07-20T09:00:00.000Z	39 \| good	7.381 \| good	41.726 \| good	13.35 \| good	0.747 \| good	5.331 \| good	0.219 \| good
2025-07-20T10:00:00.000Z	33 \| good	6.282 \| good	35.323 \| good	13.617 \| good	0.727 \| good	5.931 \| good	0.206 \| good
2025-07-20T11:00:00.000Z	44 \| good	7.6 \| good	33.214 \| good	10.601 \| good	0.78 \| good	2.399 \| good	0.206 \| good
2025-07-20T12:00:00.000Z	27 \| good	5.488 \| good	23.307 \| good	10.472 \| good	0.729 \| good	2.469 \| good	0.206 \| good
2025-07-20T13:00:00.000Z	38 \| good	6.535 \| good	30.063 \| good	11.815 \| good	0.745 \| good	3.349 \| good	0.206 \| good
2025-07-20T14:00:00.000Z	49 \| good	8.514 \| good	41.915 \| good	14.522 \| good	0.586 \| good	3.017 \| good	0.282 \| good
2025-07-20T15:00:00.000Z	49 \| good	8.756 \| good	39.373 \| good	17.901 \| good	0.809 \| good	2.375 \| good	0.219 \| good
2025-07-20T16:00:00.000Z	44 \| good	7.873 \| good	39.323 \| good	18.136 \| good	0.973 \| good	2.182 \| good	0.223 \| good
2025-07-20T17:00:00.000Z	44 \| good	7.63 \| good	30.232 \| good	18.873 \| good	0.842 \| good	3.197 \| good	0.236 \| good
2025-07-20T18:00:00.000Z	52 \| moderate	10.298 \| good	40.86 \| good	20.455 \| good	0.881 \| good	3.752 \| good	0.244 \| good
2025-07-20T19:00:00.000Z	56 \| moderate	11.589 \| good	45.055 \| good	26.05 \| good	0.834 \| good	3.591 \| good	0.244 \| good
2025-07-20T20:00:00.000Z	54 \| moderate	11.486 \| good	37.363 \| good	30.732 \| good	0.801 \| good	1.612 \| good	0.218 \| good
2025-07-20T21:00:00.000Z	56 \| moderate	11.535 \| good	49.772 \| good	31.43 \| good	0.804 \| good	1.739 \| good	0.218 \| good
2025-07-20T22:00:00.000Z	44 \| good	8.231 \| good	41.385 \| good	34.193 \| good	0.791 \| good	1.881 \| good	0.244 \| good
2025-07-20T23:00:00.000Z	38 \| good	7.126 \| good	22.493 \| good	30.421 \| good	0.767 \| good	3.521 \| good	0.232 \| good
2025-07-21T00:00:00.000Z	44 \| good	7.952 \| good	32.293 \| good	30.308 \| good	0.777 \| good	3.32 \| good	0.232 \| good
2025-07-21T01:00:00.000Z	29 \| good	4.482 \| good	18.638 \| good	31.313 \| good	0.773 \| good	3.636 \| good	0.232 \| good
2025-07-21T02:00:00.000Z	29 \| good	3.936 \| good	19.033 \| good	31.198 \| good	0.788 \| good	3.064 \| good	0.232 \| good
2025-07-21T03:00:00.000Z	26 \| good	4.119 \| good	18.522 \| good	27.656 \| good	0.837 \| good	3.597 \| good	0.273 \| good
2025-07-21T04:00:00.000Z	26 \| good	4.146 \| good	20.185 \| good	28.223 \| good	0.79 \| good	3.157 \| good	0.159 \| good
2025-07-21T05:00:00.000Z	27 \| good	3.977 \| good	19.071 \| good	28.574 \| good	0.81 \| good	1.983 \| good	0.147 \| good
2025-07-21T06:00:00.000Z	25 \| good	4.347 \| good	20.852 \| good	27.298 \| good	0.778 \| good	1.434 \| good	0.117 \| good
2025-07-21T07:00:00.000Z	22 \| good	4.313 \| good	24.28 \| good	20.068 \| good	0.768 \| good	1.28 \| good	0.117 \| good
2025-07-21T08:00:00.000Z	22 \| good	3.73 \| good	17.88 \| good	19.256 \| good	0.781 \| good	2.553 \| good	0.117 \| good
2025-07-21T09:00:00.000Z	26 \| good	3.723 \| good	16.768 \| good	28.348 \| good	0.781 \| good	3.237 \| good	0.117 \| good
2025-07-21T10:00:00.000Z	26 \| good	3.723 \| good	16.768 \| good	28.348 \| good	0.781 \| good	3.237 \| good	0.117 \| good
2025-07-20T18:00:00.000Z	44 \| good	7.598 \| good	33.309 \| good	29.386 \| good	0.479 \| good	0.786 \| good	0.169 \| good
2025-07-20T19:00:00.000Z	44 \| good	7.631 \| good	33.659 \| good	30.307 \| good	0.482 \| good	0.821 \| good	0.164 \| good
2025-07-20T20:00:00.000Z	38 \| good	6.968 \| good	31.093 \| good	28.84 \| good	0.486 \| good	0.856 \| good	0.159 \| good
2025-07-20T21:00:00.000Z	38 \| good	7.138 \| good	31.414 \| good	30.045 \| good	0.489 \| good	0.89 \| good	0.153 \| good
2025-07-20T22:00:00.000Z	38 \| good	7.294 \| good	32.221 \| good	30.791 \| good	0.462 \| good	1.609 \| good	0.159 \| good
2025-07-20T23:00:00.000Z	38 \| good	6.696 \| good	29.973 \| good	30.722 \| good	0.436 \| good	2.328 \| good	0.165 \| good
2025-07-21T00:00:00.000Z	38 \| good	7.225 \| good	32.271 \| good	28.597 \| good	0.409 \| good	3.046 \| good	0.171 \| good
2025-07-21T01:00:00.000Z	30 \| good	5.048 \| good	21.726 \| good	32.214 \| good	0.368 \| good	3.696 \| good	0.176 \| good
2025-07-21T02:00:00.000Z	29 \| good	4.958 \| good	21.209 \| good	30.629 \| good	0.327 \| good	4.346 \| good	0.181 \| good
2025-07-21T03:00:00.000Z	33 \| good	6.021 \| good	26.187 \| good	25.267 \| good	0.287 \| good	4.996 \| good	0.187 \| good
2025-07-21T04:00:00.000Z	33 \| good	5.547 \| good	23.664 \| good	24.387 \| good	0.277 \| good	5.287 \| good	0.191 \| good
2025-07-21T05:00:00.000Z	27 \| good	5.388 \| good	23.331 \| good	26.321 \| good	0.266 \| good	5.579 \| good	0.195 \| good
2025-07-21T06:00:00.000Z	22 \| good	4.409 \| good	19.092 \| good	23.327 \| good	0.256 \| good	5.87 \| good	0.199 \| good
2025-07-21T07:00:00.000Z	22 \| good	4.397 \| good	19 \| good	20.481 \| good	0.254 \| good	5.577 \| good	0.198 \| good
2025-07-21T08:00:00.000Z	27 \| good	4.81 \| good	21 \| good	18.344 \| good	0.252 \| good	5.283 \| good	0.196 \| good
2025-07-21T09:00:00.000Z	22 \| good	4.41 \| good	19.212 \| good	17.065 \| good	0.25 \| good	4.99 \| good	0.194 \| good
2025-07-21T10:00:00.000Z	18 \| good	3.328 \| good	14.805 \| good	19.308 \| good	0.251 \| good	4.397 \| good	0.19 \| good
2025-07-21T11:00:00.000Z	22 \| good	3.892 \| good	17 \| good	18.672 \| good	0.252 \| good	3.805 \| good	0.185 \| good
2025-07-21T12:00:00.000Z	22 \| good	3.917 \| good	17 \| good	20.23 \| good	0.252 \| good	3.213 \| good	0.181 \| good
2025-07-21T13:00:00.000Z	22 \| good	4.49 \| good	19.481 \| good	22.74 \| good	0.264 \| good	2.906 \| good	0.177 \| good
2025-07-21T14:00:00.000Z	33 \| good	5.679 \| good	24.183 \| good	25.782 \| good	0.276 \| good	2.599 \| good	0.174 \| good
2025-07-21T15:00:00.000Z	27 \| good	5.147 \| good	22.183 \| good	27.824 \| good	0.288 \| good	2.292 \| good	0.17 \| good
2025-07-21T16:00:00.000Z	27 \| good	5.162 \| good	22.245 \| good	29.352 \| good	0.292 \| good	1.943 \| good	0.169 \| good
2025-07-21T17:00:00.000Z	33 \| good	5.712 \| good	24.715 \| good	30.591 \| good	0.296 \| good	1.594 \| good	0.169 \| good
2025-07-21T18:00:00.000Z	33 \| good	5.804 \| good	25.096 \| good	32.321 \| good	0.3 \| good	1.246 \| good	0.168 \| good
2025-07-21T19:00:00.000Z	31 \| good	4.302 \| good	19.145 \| good	34.308 \| good	0.268 \| good	1.254 \| good	0.169 \| good
2025-07-21T20:00:00.000Z	33 \| good	3.476 \| good	15.283 \| good	35.675 \| good	0.236 \| good	1.263 \| good	0.171 \| good
2025-07-21T21:00:00.000Z	33 \| good	2.518 \| good	10.3 \| good	35.775 \| good	0.204 \| good	1.271 \| good	0.173 \| good
2025-07-21T22:00:00.000Z	33 \| good	2.013 \| good	8.599 \| good	35.657 \| good	0.179 \| good	1.717 \| good	0.177 \| good
2025-07-21T23:00:00.000Z	31 \| good	1.818 \| good	7.52 \| good	33.288 \| good	0.154 \| good	2.162 \| good	0.182 \| good
2025-07-22T00:00:00.000Z	29 \| good	5.456 \| good	23.503 \| good	31.196 \| good	0.129 \| good	2.608 \| good	0.187 \| good
2025-07-22T01:00:00.000Z	33 \| good	6.155 \| good	27.182 \| good	31.778 \| good	0.155 \| good	3.455 \| good	0.196 \| good
2025-07-22T02:00:00.000Z	38 \| good	7.388 \| good	32.249 \| good	28.701 \| good	0.182 \| good	4.301 \| good	0.205 \| good
2025-07-22T03:00:00.000Z	49 \| good	8.86 \| good	38.917 \| good	23.997 \| good	0.209 \| good	5.148 \| good	0.213 \| good
2025-07-22T04:00:00.000Z	52 \| moderate	9.876 \| good	43.64 \| good	20.944 \| good	0.344 \| good	5.071 \| good	0.214 \| good
2025-07-22T05:00:00.000Z	54 \| moderate	10.799 \| good	48.025 \| good	17.736 \| good	0.478 \| good	4.995 \| good	0.215 \| good
2025-07-22T06:00:00.000Z	54 \| moderate	10.725 \| good	47.571 \| good	17.822 \| good	0.613 \| good	4.918 \| good	0.216 \| good
2025-07-22T07:00:00.000Z	58 \| moderate	13.025 \| fine	59.057 \| fine	17.599 \| good	0.646 \| good	4.731 \| good	0.216 \| good
2025-07-22T08:00:00.000Z	66 \| moderate	17.115 \| fine	76.321 \| fine	15.562 \| good	0.678 \| good	4.544 \| good	0.215 \| good
2025-07-22T09:00:00.000Z	73 \| moderate	20.535 \| fine	90.139 \| fine	14.159 \| good	0.71 \| good	4.357 \| good	0.214 \| good
2025-07-22T10:00:00.000Z	81 \| moderate	25.079 \| fine	109.01 \| fine	15.159 \| good	0.764 \| good	3.899 \| good	0.212 \| good
2025-07-22T11:00:00.000Z	86 \| moderate	28.23 \| fine	122.798 \| fine	14.57 \| good	0.817 \| good	3.441 \| good	0.21 \| good
2025-07-22T12:00:00.000Z	90 \| moderate	30.38 \| fine	131.325 \| fine	15.335 \| good	0.871 \| good	2.983 \| good	0.209 \| good
2025-07-22T13:00:00.000Z	77 \| moderate	23.451 \| fine	102.43 \| fine	20.243 \| good	1.537 \| good	2.453 \| good	0.204 \| good
2025-07-22T14:00:00.000Z	69 \| moderate	19.16 \| fine	84.938 \| fine	25.848 \| good	2.204 \| good	1.924 \| good	0.199 \| good
2025-07-22T15:00:00.000Z	67 \| moderate	17.939 \| fine	79.322 \| fine	30.19 \| good	2.87 \| good	1.395 \| good	0.195 \| good
2025-07-22T16:00:00.000Z	64 \| moderate	16.472 \| fine	73.075 \| fine	34.486 \| good	2.686 \| good	1.214 \| good	0.191 \| good
2025-07-22T17:00:00.000Z	64 \| moderate	15.773 \| fine	70.46 \| fine	37.08 \| good	2.501 \| good	1.034 \| good	0.188 \| good

Charleston

Empower business decisions with accurate air quality data

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

0.15ppm

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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Check live rankings of places in the USA affected by air pollution.

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Frequently asked questions

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

Air quality updates for Charleston, Illinois are available every hour.

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

Charleston, Illinois experienced its worst air quality at 03:00:00, 2025-07-20.

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

The best air quality in Charleston, Illinois was observed at 11:00:00 on 2025-07-19.

What is the air quality in Charleston, Illinois right now?

The air quality in Charleston, Illinois right now is Good, with an AQI of 44.

What pollutant is most frequently found in Charleston, Illinois?

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

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

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

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

Charleston, Illinois currently has a PM_2.5 concentration of 7.63 μg/m³.

What is the current level of PM₁₀ in Charleston, Illinois?

Charleston, Illinois currently has a PM₁₀ concentration of 30.232 μg/m³.

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

The current carbon monoxide (CO) level in Charleston, Illinois is 0.236 ppm.

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

The current sulfur dioxide (SO₂) concentration in Charleston, Illinois is 0.842 ppb.

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

Charleston, Illinois currently has an ozone (O₃) concentration of 18.873 ppm.

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

The current level of nitrogen dioxide (NO₂) in Charleston, Illinois is 3.197 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-19T11:00:00.000Z	38 \| good	7.333 \| good	39.168 \| good	16.247 \| good	0.761 \| good	5.334 \| good	0.206 \| good
2025-07-19T12:00:00.000Z	33 \| good	5.948 \| good	22.229 \| good	10.871 \| good	0.762 \| good	3.654 \| good	0.218 \| good
2025-07-19T13:00:00.000Z	33 \| good	6.401 \| good	28.489 \| good	15.2 \| good	0.783 \| good	3.984 \| good	0.218 \| good
2025-07-19T14:00:00.000Z	33 \| good	5.851 \| good	26.955 \| good	16.061 \| good	0.754 \| good	3.733 \| good	0.218 \| good
2025-07-19T15:00:00.000Z	38 \| good	6.591 \| good	31.846 \| good	15.62 \| good	0.725 \| good	3.032 \| good	0.219 \| good
2025-07-19T16:00:00.000Z	38 \| good	6.544 \| good	23.493 \| good	17.608 \| good	1.108 \| good	3.15 \| good	0.231 \| good
2025-07-19T17:00:00.000Z	38 \| good	7.207 \| good	31.726 \| good	19.156 \| good	1.101 \| good	2.828 \| good	0.231 \| good
2025-07-19T18:00:00.000Z	38 \| good	7.301 \| good	27.302 \| good	22.912 \| good	1.055 \| good	3.017 \| good	0.218 \| good
2025-07-19T19:00:00.000Z	33 \| good	5.93 \| good	26.679 \| good	25.769 \| good	0.967 \| good	2.157 \| good	0.223 \| good
2025-07-19T20:00:00.000Z	38 \| good	7.212 \| good	29.069 \| good	27.737 \| good	0.873 \| good	2.172 \| good	0.223 \| good
2025-07-19T21:00:00.000Z	38 \| good	6.741 \| good	31.031 \| good	28.702 \| good	0.777 \| good	2.407 \| good	0.219 \| good
2025-07-19T22:00:00.000Z	27 \| good	4.611 \| good	21.201 \| good	28.864 \| good	0.778 \| good	2.838 \| good	0.252 \| good
2025-07-19T23:00:00.000Z	25 \| good	3.6 \| good	17.856 \| good	26.65 \| good	0.827 \| good	2.4 \| good	0.235 \| good
2025-07-20T00:00:00.000Z	27 \| good	3.487 \| good	16.832 \| good	29.221 \| good	0.845 \| good	2.851 \| good	0.231 \| good
2025-07-20T01:00:00.000Z	27 \| good	3.651 \| good	19.17 \| good	28.786 \| good	0.95 \| good	3.181 \| good	0.231 \| good
2025-07-20T02:00:00.000Z	26 \| good	3.92 \| good	24.085 \| good	27.579 \| good	0.952 \| good	3.429 \| good	0.231 \| good
2025-07-20T03:00:00.000Z	27 \| good	4.623 \| good	28.738 \| good	28.243 \| good	0.816 \| good	3.994 \| good	0.243 \| good
2025-07-20T04:00:00.000Z	33 \| good	4.999 \| good	36.44 \| good	18.685 \| good	0.789 \| good	5.414 \| good	0.243 \| good
2025-07-20T05:00:00.000Z	35 \| good	4.412 \| good	38.268 \| good	18.769 \| good	0.803 \| good	5.87 \| good	0.243 \| good
2025-07-20T06:00:00.000Z	27 \| good	4.721 \| good	29.279 \| good	13.928 \| good	0.754 \| good	4.774 \| good	0.231 \| good
2025-07-20T07:00:00.000Z	33 \| good	5.636 \| good	28.431 \| good	16.393 \| good	0.754 \| good	5.288 \| good	0.231 \| good
2025-07-20T08:00:00.000Z	33 \| good	6.04 \| good	29.727 \| good	14.175 \| good	0.581 \| good	4.249 \| good	0.32 \| good
2025-07-20T09:00:00.000Z	39 \| good	7.381 \| good	41.726 \| good	13.35 \| good	0.747 \| good	5.331 \| good	0.219 \| good
2025-07-20T10:00:00.000Z	33 \| good	6.282 \| good	35.323 \| good	13.617 \| good	0.727 \| good	5.931 \| good	0.206 \| good
2025-07-20T11:00:00.000Z	44 \| good	7.6 \| good	33.214 \| good	10.601 \| good	0.78 \| good	2.399 \| good	0.206 \| good
2025-07-20T12:00:00.000Z	27 \| good	5.488 \| good	23.307 \| good	10.472 \| good	0.729 \| good	2.469 \| good	0.206 \| good
2025-07-20T13:00:00.000Z	38 \| good	6.535 \| good	30.063 \| good	11.815 \| good	0.745 \| good	3.349 \| good	0.206 \| good
2025-07-20T14:00:00.000Z	49 \| good	8.514 \| good	41.915 \| good	14.522 \| good	0.586 \| good	3.017 \| good	0.282 \| good
2025-07-20T15:00:00.000Z	49 \| good	8.756 \| good	39.373 \| good	17.901 \| good	0.809 \| good	2.375 \| good	0.219 \| good
2025-07-20T16:00:00.000Z	44 \| good	7.873 \| good	39.323 \| good	18.136 \| good	0.973 \| good	2.182 \| good	0.223 \| good
2025-07-20T17:00:00.000Z	44 \| good	7.63 \| good	30.232 \| good	18.873 \| good	0.842 \| good	3.197 \| good	0.236 \| good
2025-07-20T18:00:00.000Z	52 \| moderate	10.298 \| good	40.86 \| good	20.455 \| good	0.881 \| good	3.752 \| good	0.244 \| good
2025-07-20T19:00:00.000Z	56 \| moderate	11.589 \| good	45.055 \| good	26.05 \| good	0.834 \| good	3.591 \| good	0.244 \| good
2025-07-20T20:00:00.000Z	54 \| moderate	11.486 \| good	37.363 \| good	30.732 \| good	0.801 \| good	1.612 \| good	0.218 \| good
2025-07-20T21:00:00.000Z	56 \| moderate	11.535 \| good	49.772 \| good	31.43 \| good	0.804 \| good	1.739 \| good	0.218 \| good
2025-07-20T22:00:00.000Z	44 \| good	8.231 \| good	41.385 \| good	34.193 \| good	0.791 \| good	1.881 \| good	0.244 \| good
2025-07-20T23:00:00.000Z	38 \| good	7.126 \| good	22.493 \| good	30.421 \| good	0.767 \| good	3.521 \| good	0.232 \| good
2025-07-21T00:00:00.000Z	44 \| good	7.952 \| good	32.293 \| good	30.308 \| good	0.777 \| good	3.32 \| good	0.232 \| good
2025-07-21T01:00:00.000Z	29 \| good	4.482 \| good	18.638 \| good	31.313 \| good	0.773 \| good	3.636 \| good	0.232 \| good
2025-07-21T02:00:00.000Z	29 \| good	3.936 \| good	19.033 \| good	31.198 \| good	0.788 \| good	3.064 \| good	0.232 \| good
2025-07-21T03:00:00.000Z	26 \| good	4.119 \| good	18.522 \| good	27.656 \| good	0.837 \| good	3.597 \| good	0.273 \| good
2025-07-21T04:00:00.000Z	26 \| good	4.146 \| good	20.185 \| good	28.223 \| good	0.79 \| good	3.157 \| good	0.159 \| good
2025-07-21T05:00:00.000Z	27 \| good	3.977 \| good	19.071 \| good	28.574 \| good	0.81 \| good	1.983 \| good	0.147 \| good
2025-07-21T06:00:00.000Z	25 \| good	4.347 \| good	20.852 \| good	27.298 \| good	0.778 \| good	1.434 \| good	0.117 \| good
2025-07-21T07:00:00.000Z	22 \| good	4.313 \| good	24.28 \| good	20.068 \| good	0.768 \| good	1.28 \| good	0.117 \| good
2025-07-21T08:00:00.000Z	22 \| good	3.73 \| good	17.88 \| good	19.256 \| good	0.781 \| good	2.553 \| good	0.117 \| good
2025-07-21T09:00:00.000Z	26 \| good	3.723 \| good	16.768 \| good	28.348 \| good	0.781 \| good	3.237 \| good	0.117 \| good
2025-07-21T10:00:00.000Z	26 \| good	3.723 \| good	16.768 \| good	28.348 \| good	0.781 \| good	3.237 \| good	0.117 \| good
2025-07-20T18:00:00.000Z	44 \| good	7.598 \| good	33.309 \| good	29.386 \| good	0.479 \| good	0.786 \| good	0.169 \| good
2025-07-20T19:00:00.000Z	44 \| good	7.631 \| good	33.659 \| good	30.307 \| good	0.482 \| good	0.821 \| good	0.164 \| good
2025-07-20T20:00:00.000Z	38 \| good	6.968 \| good	31.093 \| good	28.84 \| good	0.486 \| good	0.856 \| good	0.159 \| good
2025-07-20T21:00:00.000Z	38 \| good	7.138 \| good	31.414 \| good	30.045 \| good	0.489 \| good	0.89 \| good	0.153 \| good
2025-07-20T22:00:00.000Z	38 \| good	7.294 \| good	32.221 \| good	30.791 \| good	0.462 \| good	1.609 \| good	0.159 \| good
2025-07-20T23:00:00.000Z	38 \| good	6.696 \| good	29.973 \| good	30.722 \| good	0.436 \| good	2.328 \| good	0.165 \| good
2025-07-21T00:00:00.000Z	38 \| good	7.225 \| good	32.271 \| good	28.597 \| good	0.409 \| good	3.046 \| good	0.171 \| good
2025-07-21T01:00:00.000Z	30 \| good	5.048 \| good	21.726 \| good	32.214 \| good	0.368 \| good	3.696 \| good	0.176 \| good
2025-07-21T02:00:00.000Z	29 \| good	4.958 \| good	21.209 \| good	30.629 \| good	0.327 \| good	4.346 \| good	0.181 \| good
2025-07-21T03:00:00.000Z	33 \| good	6.021 \| good	26.187 \| good	25.267 \| good	0.287 \| good	4.996 \| good	0.187 \| good
2025-07-21T04:00:00.000Z	33 \| good	5.547 \| good	23.664 \| good	24.387 \| good	0.277 \| good	5.287 \| good	0.191 \| good
2025-07-21T05:00:00.000Z	27 \| good	5.388 \| good	23.331 \| good	26.321 \| good	0.266 \| good	5.579 \| good	0.195 \| good
2025-07-21T06:00:00.000Z	22 \| good	4.409 \| good	19.092 \| good	23.327 \| good	0.256 \| good	5.87 \| good	0.199 \| good
2025-07-21T07:00:00.000Z	22 \| good	4.397 \| good	19 \| good	20.481 \| good	0.254 \| good	5.577 \| good	0.198 \| good
2025-07-21T08:00:00.000Z	27 \| good	4.81 \| good	21 \| good	18.344 \| good	0.252 \| good	5.283 \| good	0.196 \| good
2025-07-21T09:00:00.000Z	22 \| good	4.41 \| good	19.212 \| good	17.065 \| good	0.25 \| good	4.99 \| good	0.194 \| good
2025-07-21T10:00:00.000Z	18 \| good	3.328 \| good	14.805 \| good	19.308 \| good	0.251 \| good	4.397 \| good	0.19 \| good
2025-07-21T11:00:00.000Z	22 \| good	3.892 \| good	17 \| good	18.672 \| good	0.252 \| good	3.805 \| good	0.185 \| good
2025-07-21T12:00:00.000Z	22 \| good	3.917 \| good	17 \| good	20.23 \| good	0.252 \| good	3.213 \| good	0.181 \| good
2025-07-21T13:00:00.000Z	22 \| good	4.49 \| good	19.481 \| good	22.74 \| good	0.264 \| good	2.906 \| good	0.177 \| good
2025-07-21T14:00:00.000Z	33 \| good	5.679 \| good	24.183 \| good	25.782 \| good	0.276 \| good	2.599 \| good	0.174 \| good
2025-07-21T15:00:00.000Z	27 \| good	5.147 \| good	22.183 \| good	27.824 \| good	0.288 \| good	2.292 \| good	0.17 \| good
2025-07-21T16:00:00.000Z	27 \| good	5.162 \| good	22.245 \| good	29.352 \| good	0.292 \| good	1.943 \| good	0.169 \| good
2025-07-21T17:00:00.000Z	33 \| good	5.712 \| good	24.715 \| good	30.591 \| good	0.296 \| good	1.594 \| good	0.169 \| good
2025-07-21T18:00:00.000Z	33 \| good	5.804 \| good	25.096 \| good	32.321 \| good	0.3 \| good	1.246 \| good	0.168 \| good
2025-07-21T19:00:00.000Z	31 \| good	4.302 \| good	19.145 \| good	34.308 \| good	0.268 \| good	1.254 \| good	0.169 \| good
2025-07-21T20:00:00.000Z	33 \| good	3.476 \| good	15.283 \| good	35.675 \| good	0.236 \| good	1.263 \| good	0.171 \| good
2025-07-21T21:00:00.000Z	33 \| good	2.518 \| good	10.3 \| good	35.775 \| good	0.204 \| good	1.271 \| good	0.173 \| good
2025-07-21T22:00:00.000Z	33 \| good	2.013 \| good	8.599 \| good	35.657 \| good	0.179 \| good	1.717 \| good	0.177 \| good
2025-07-21T23:00:00.000Z	31 \| good	1.818 \| good	7.52 \| good	33.288 \| good	0.154 \| good	2.162 \| good	0.182 \| good
2025-07-22T00:00:00.000Z	29 \| good	5.456 \| good	23.503 \| good	31.196 \| good	0.129 \| good	2.608 \| good	0.187 \| good
2025-07-22T01:00:00.000Z	33 \| good	6.155 \| good	27.182 \| good	31.778 \| good	0.155 \| good	3.455 \| good	0.196 \| good
2025-07-22T02:00:00.000Z	38 \| good	7.388 \| good	32.249 \| good	28.701 \| good	0.182 \| good	4.301 \| good	0.205 \| good
2025-07-22T03:00:00.000Z	49 \| good	8.86 \| good	38.917 \| good	23.997 \| good	0.209 \| good	5.148 \| good	0.213 \| good
2025-07-22T04:00:00.000Z	52 \| moderate	9.876 \| good	43.64 \| good	20.944 \| good	0.344 \| good	5.071 \| good	0.214 \| good
2025-07-22T05:00:00.000Z	54 \| moderate	10.799 \| good	48.025 \| good	17.736 \| good	0.478 \| good	4.995 \| good	0.215 \| good
2025-07-22T06:00:00.000Z	54 \| moderate	10.725 \| good	47.571 \| good	17.822 \| good	0.613 \| good	4.918 \| good	0.216 \| good
2025-07-22T07:00:00.000Z	58 \| moderate	13.025 \| fine	59.057 \| fine	17.599 \| good	0.646 \| good	4.731 \| good	0.216 \| good
2025-07-22T08:00:00.000Z	66 \| moderate	17.115 \| fine	76.321 \| fine	15.562 \| good	0.678 \| good	4.544 \| good	0.215 \| good
2025-07-22T09:00:00.000Z	73 \| moderate	20.535 \| fine	90.139 \| fine	14.159 \| good	0.71 \| good	4.357 \| good	0.214 \| good
2025-07-22T10:00:00.000Z	81 \| moderate	25.079 \| fine	109.01 \| fine	15.159 \| good	0.764 \| good	3.899 \| good	0.212 \| good
2025-07-22T11:00:00.000Z	86 \| moderate	28.23 \| fine	122.798 \| fine	14.57 \| good	0.817 \| good	3.441 \| good	0.21 \| good
2025-07-22T12:00:00.000Z	90 \| moderate	30.38 \| fine	131.325 \| fine	15.335 \| good	0.871 \| good	2.983 \| good	0.209 \| good
2025-07-22T13:00:00.000Z	77 \| moderate	23.451 \| fine	102.43 \| fine	20.243 \| good	1.537 \| good	2.453 \| good	0.204 \| good
2025-07-22T14:00:00.000Z	69 \| moderate	19.16 \| fine	84.938 \| fine	25.848 \| good	2.204 \| good	1.924 \| good	0.199 \| good
2025-07-22T15:00:00.000Z	67 \| moderate	17.939 \| fine	79.322 \| fine	30.19 \| good	2.87 \| good	1.395 \| good	0.195 \| good
2025-07-22T16:00:00.000Z	64 \| moderate	16.472 \| fine	73.075 \| fine	34.486 \| good	2.686 \| good	1.214 \| good	0.191 \| good
2025-07-22T17:00:00.000Z	64 \| moderate	15.773 \| fine	70.46 \| fine	37.08 \| good	2.501 \| good	1.034 \| good	0.188 \| good

Current air quality index in Charleston, Illinois today

Common air pollutants in Charleston, Illinois

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Charleston, Illinois air quality forecast and history

Empower business decisions with accurate air quality data

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

Air quality in nearby cities

Mattoon, Illinois

Effingham, Illinois

Terre Haute, Indiana

Urbana, Illinois

Champaign, Illinois

Decatur, Illinois

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Frequently asked questions

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What is the air quality in Charleston, Illinois right now?

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What is the PM2.5 concentration in Charleston, Illinois right now?

What is the current level of PM10 in Charleston, Illinois?

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

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

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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 concentration in Charleston, Illinois right now?

What is the current level of PM₁₀ in Charleston, Illinois?

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

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

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