What is the current concentration of PM10 in Swansea, Illinois?

The current PM10 concentration at Swansea, Illinois is 19.704 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Swansea, Illinois?

The current sulfur dioxide (SO2) concentration at Swansea, Illinois is 0.695 ppb.

What is the current concentration of ozone (O3) in Swansea, Illinois?

The current ozone (O3) concentration at Swansea, Illinois is 15.825 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Swansea, Illinois?

The current nitrogen dioxide (NO2) concentration at Swansea, Illinois is 4.991 ppb.

Swansea, Illinois live air quality index now

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

Stay updated with real-time air quality in Swansea, 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

Swansea, Illinois

Last updated: ... (Local time)

Major air pollutants in Swansea, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.40 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

19.70 μg/m³

155

255

425

605+

Ozone (O₃)

15.82 ppb

201

201+

Sulfur Dioxide (SO₂)

0.69 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.99 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.12 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Swansea, Illinois

Get Live Pollen Counts

Swansea, Illinois

Scroll To Air Quality Map

Track live Swansea, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-15T11:00:00.000Z	33 \| good	5.817 \| good	20.249 \| good	7.221 \| good	0.45 \| good	17.06 \| good	0.264 \| good
2025-07-15T12:00:00.000Z	38 \| good	7.047 \| good	27.94 \| good	9.489 \| good	0.522 \| good	14.367 \| good	0.268 \| good
2025-07-15T13:00:00.000Z	38 \| good	7.398 \| good	22.204 \| good	11.323 \| good	0.806 \| good	9.672 \| good	0.264 \| good
2025-07-15T14:00:00.000Z	38 \| good	7.168 \| good	20.726 \| good	14.657 \| good	0.749 \| good	8 \| good	0.211 \| good
2025-07-15T15:00:00.000Z	38 \| good	7.376 \| good	25.861 \| good	22.143 \| good	0.639 \| good	7.199 \| good	0.176 \| good
2025-07-15T16:00:00.000Z	38 \| good	6.546 \| good	27.544 \| good	23.701 \| good	0.465 \| good	5.783 \| good	0.176 \| good
2025-07-15T17:00:00.000Z	33 \| good	6.441 \| good	22.023 \| good	25.453 \| good	0.43 \| good	4.924 \| good	0.176 \| good
2025-07-15T18:00:00.000Z	27 \| good	5.013 \| good	17.71 \| good	28.367 \| good	0.417 \| good	4.246 \| good	0.139 \| good
2025-07-15T19:00:00.000Z	33 \| good	5.624 \| good	23.402 \| good	31.522 \| good	0.362 \| good	4.157 \| good	0.175 \| good
2025-07-15T20:00:00.000Z	30 \| good	4.522 \| good	21.442 \| good	31.554 \| good	0.389 \| good	3.886 \| good	0.173 \| good
2025-07-15T21:00:00.000Z	33 \| good	5.625 \| good	25.671 \| good	34.913 \| good	0.419 \| good	3.846 \| good	0.177 \| good
2025-07-15T22:00:00.000Z	33 \| good	4.762 \| good	20.93 \| good	35.904 \| good	0.335 \| good	4.587 \| good	0.211 \| good
2025-07-15T23:00:00.000Z	27 \| good	5.126 \| good	24.176 \| good	28.165 \| good	0.536 \| good	5.777 \| good	0.197 \| good
2025-07-16T00:00:00.000Z	33 \| good	6.071 \| good	24.222 \| good	25.835 \| good	0.533 \| good	6.856 \| good	0.201 \| good
2025-07-16T01:00:00.000Z	28 \| good	4.735 \| good	18.285 \| good	29.891 \| good	0.463 \| good	5.097 \| good	0.208 \| good
2025-07-16T02:00:00.000Z	27 \| good	5.068 \| good	18.671 \| good	24.734 \| good	0.474 \| good	7.183 \| good	0.243 \| good
2025-07-16T03:00:00.000Z	16 \| good	3.257 \| good	14.055 \| good	16.553 \| good	0.967 \| good	6.06 \| good	0.223 \| good
2025-07-16T04:00:00.000Z	22 \| good	4.355 \| good	22.792 \| good	22.216 \| good	0.565 \| good	7.94 \| good	0.176 \| good
2025-07-16T05:00:00.000Z	33 \| good	5.708 \| good	21.529 \| good	23.591 \| good	0.803 \| good	6.446 \| good	0.176 \| good
2025-07-16T06:00:00.000Z	33 \| good	6.151 \| good	26.902 \| good	22.954 \| good	0.684 \| good	5.849 \| good	0.176 \| good
2025-07-16T07:00:00.000Z	33 \| good	6.131 \| good	26.647 \| good	19.794 \| good	0.681 \| good	5.859 \| good	0.176 \| good
2025-07-16T08:00:00.000Z	33 \| good	6.068 \| good	17.642 \| good	17.208 \| good	0.678 \| good	7.571 \| good	0.176 \| good
2025-07-16T09:00:00.000Z	33 \| good	6.012 \| good	21.998 \| good	14.745 \| good	0.442 \| good	9.218 \| good	0.142 \| good
2025-07-16T10:00:00.000Z	33 \| good	5.612 \| good	24.64 \| good	12.247 \| good	0.33 \| good	8.171 \| good	0.142 \| good
2025-07-16T11:00:00.000Z	27 \| good	4.754 \| good	21.441 \| good	9.781 \| good	0.301 \| good	9.731 \| good	0.181 \| good
2025-07-16T12:00:00.000Z	27 \| good	4.526 \| good	23.1 \| good	8.77 \| good	0.374 \| good	9.802 \| good	0.264 \| good
2025-07-16T13:00:00.000Z	33 \| good	5.785 \| good	22.843 \| good	9.431 \| good	0.556 \| good	8.003 \| good	0.264 \| good
2025-07-16T14:00:00.000Z	38 \| good	6.719 \| good	23.321 \| good	14.203 \| good	0.879 \| good	5.739 \| good	0.243 \| good
2025-07-16T15:00:00.000Z	44 \| good	8.044 \| good	30.097 \| good	17.686 \| good	2.13 \| good	5.781 \| good	0.25 \| good
2025-07-16T16:00:00.000Z	49 \| good	8.818 \| good	36.132 \| good	27.442 \| good	3.562 \| good	4.806 \| good	0.23 \| good
2025-07-16T17:00:00.000Z	58 \| moderate	12.655 \| fine	31.844 \| good	30.683 \| good	0.65 \| good	3.106 \| good	0.142 \| good
2025-07-16T18:00:00.000Z	52 \| moderate	9.535 \| good	39.106 \| good	30.173 \| good	0.711 \| good	3.379 \| good	0.176 \| good
2025-07-16T19:00:00.000Z	44 \| good	7.892 \| good	32.812 \| good	31.995 \| good	0.527 \| good	2.964 \| good	0.174 \| good
2025-07-16T20:00:00.000Z	49 \| good	8.954 \| good	40.254 \| good	33.463 \| good	0.454 \| good	2.989 \| good	0.139 \| good
2025-07-16T21:00:00.000Z	52 \| moderate	9.944 \| good	48.873 \| good	36.357 \| good	0.757 \| good	2.583 \| good	0.139 \| good
2025-07-16T22:00:00.000Z	44 \| good	8.424 \| good	37.523 \| good	35.445 \| good	0.582 \| good	2.301 \| good	0.139 \| good
2025-07-16T23:00:00.000Z	38 \| good	7.351 \| good	30.17 \| good	37.461 \| good	0.986 \| good	2.608 \| good	0.117 \| good
2025-07-17T00:00:00.000Z	38 \| good	6.583 \| good	29.935 \| good	31.552 \| good	0.518 \| good	3.171 \| good	0.153 \| good
2025-07-17T01:00:00.000Z	31 \| good	4.992 \| good	19.069 \| good	34.143 \| good	1.107 \| good	6.137 \| good	0.21 \| good
2025-07-17T02:00:00.000Z	30 \| good	4.961 \| good	22.413 \| good	31.805 \| good	1.567 \| good	11.264 \| good	0.244 \| good
2025-07-17T03:00:00.000Z	33 \| good	6.356 \| good	24.186 \| good	26.552 \| good	0.63 \| good	11.232 \| good	0.228 \| good
2025-07-17T04:00:00.000Z	33 \| good	6.368 \| good	27.142 \| good	29.193 \| good	0.441 \| good	7.773 \| good	0.184 \| good
2025-07-17T05:00:00.000Z	27 \| good	5.241 \| good	19.92 \| good	24.255 \| good	1.114 \| good	10.726 \| good	0.203 \| good
2025-07-17T06:00:00.000Z	44 \| good	7.992 \| good	25.249 \| good	19.52 \| good	1.336 \| good	12.359 \| good	0.193 \| good
2025-07-17T07:00:00.000Z	27 \| good	5.03 \| good	26.696 \| good	18.164 \| good	1.327 \| good	12.453 \| good	0.193 \| good
2025-07-17T08:00:00.000Z	38 \| good	6.952 \| good	23.47 \| good	17.344 \| good	1.318 \| good	12.539 \| good	0.203 \| good
2025-07-17T09:00:00.000Z	27 \| good	5.404 \| good	19.704 \| good	15.825 \| good	0.695 \| good	4.991 \| good	0.121 \| good
2025-07-17T10:00:00.000Z	27 \| good	5.404 \| good	19.704 \| good	15.825 \| good	0.695 \| good	4.991 \| good	0.121 \| good
2025-07-17T11:00:00.000Z	27 \| good	4.667 \| good	20.622 \| good	13.965 \| good	0.699 \| good	4.048 \| good	0.18 \| good
2025-07-17T12:00:00.000Z	22 \| good	3.764 \| good	16.219 \| good	20.363 \| good	0.704 \| good	3.58 \| good	0.179 \| good
2025-07-17T13:00:00.000Z	27 \| good	4.839 \| good	21.12 \| good	28.954 \| good	0.744 \| good	3.337 \| good	0.182 \| good
2025-07-17T14:00:00.000Z	33 \| good	5.744 \| good	25.147 \| good	33.301 \| good	0.784 \| good	3.094 \| good	0.185 \| good
2025-07-17T15:00:00.000Z	34 \| good	6.488 \| good	29.02 \| good	37.334 \| good	0.824 \| good	2.852 \| good	0.189 \| good
2025-07-17T16:00:00.000Z	38 \| good	4.763 \| good	20.993 \| good	41.081 \| good	0.79 \| good	2.485 \| good	0.191 \| good
2025-07-17T17:00:00.000Z	41 \| good	3.626 \| good	15.954 \| good	43.505 \| good	0.757 \| good	2.117 \| good	0.192 \| good
2025-07-17T18:00:00.000Z	41 \| good	4.998 \| good	21.898 \| good	43.732 \| good	0.724 \| good	1.75 \| good	0.194 \| good
2025-07-17T19:00:00.000Z	45 \| good	5.061 \| good	21.928 \| good	49.458 \| good	0.756 \| good	1.736 \| good	0.194 \| good
2025-07-17T20:00:00.000Z	49 \| good	6.024 \| good	26.752 \| good	52.545 \| good	0.789 \| good	1.722 \| good	0.194 \| good
2025-07-17T21:00:00.000Z	47 \| good	5.634 \| good	24.278 \| good	51.353 \| good	0.822 \| good	1.708 \| good	0.194 \| good
2025-07-17T22:00:00.000Z	46 \| good	4.955 \| good	21.17 \| good	49.682 \| good	0.751 \| good	2.919 \| good	0.2 \| good
2025-07-17T23:00:00.000Z	38 \| good	3.454 \| good	15.09 \| good	40.747 \| good	0.68 \| good	4.13 \| good	0.207 \| good
2025-07-18T00:00:00.000Z	31 \| good	4.3 \| good	18.868 \| good	33.422 \| good	0.609 \| good	5.341 \| good	0.214 \| good
2025-07-18T01:00:00.000Z	26 \| good	3.258 \| good	13.852 \| good	28.005 \| good	0.689 \| good	6.868 \| good	0.229 \| good
2025-07-18T02:00:00.000Z	22 \| good	4.141 \| good	18.058 \| good	23.852 \| good	0.77 \| good	8.395 \| good	0.244 \| good
2025-07-18T03:00:00.000Z	27 \| good	5.329 \| good	22.954 \| good	20.843 \| good	0.85 \| good	9.922 \| good	0.259 \| good
2025-07-18T04:00:00.000Z	33 \| good	6.188 \| good	27.365 \| good	18.646 \| good	0.847 \| good	10.41 \| good	0.265 \| good
2025-07-18T05:00:00.000Z	33 \| good	5.951 \| good	26.865 \| good	17.579 \| good	0.845 \| good	10.899 \| good	0.272 \| good
2025-07-18T06:00:00.000Z	38 \| good	6.566 \| good	29.12 \| good	15.802 \| good	0.842 \| good	11.388 \| good	0.278 \| good
2025-07-18T07:00:00.000Z	38 \| good	6.662 \| good	29.778 \| good	16.434 \| good	0.817 \| good	10.852 \| good	0.271 \| good
2025-07-18T08:00:00.000Z	38 \| good	6.555 \| good	29 \| good	17.993 \| good	0.792 \| good	10.316 \| good	0.264 \| good
2025-07-18T09:00:00.000Z	38 \| good	6.686 \| good	29.858 \| good	18.631 \| good	0.766 \| good	9.78 \| good	0.257 \| good
2025-07-18T10:00:00.000Z	38 \| good	7.233 \| good	31.782 \| good	16.73 \| good	0.623 \| good	8.118 \| good	0.241 \| good
2025-07-18T11:00:00.000Z	33 \| good	6.044 \| good	26.42 \| good	17.679 \| good	0.481 \| good	6.457 \| good	0.225 \| good
2025-07-18T12:00:00.000Z	38 \| good	6.587 \| good	29.381 \| good	22.108 \| good	0.338 \| good	4.795 \| good	0.209 \| good
2025-07-18T13:00:00.000Z	38 \| good	7.098 \| good	31.566 \| good	23.924 \| good	0.421 \| good	4.201 \| good	0.198 \| good
2025-07-18T14:00:00.000Z	44 \| good	8.479 \| good	36.953 \| good	27.557 \| good	0.504 \| good	3.607 \| good	0.188 \| good
2025-07-18T15:00:00.000Z	49 \| good	8.611 \| good	37.825 \| good	29.025 \| good	0.587 \| good	3.012 \| good	0.177 \| good
2025-07-18T16:00:00.000Z	44 \| good	8.155 \| good	35.747 \| good	30.781 \| good	0.659 \| good	2.63 \| good	0.181 \| good
2025-07-18T17:00:00.000Z	38 \| good	7.086 \| good	31.603 \| good	30.325 \| good	0.731 \| good	2.249 \| good	0.184 \| good
2025-07-18T18:00:00.000Z	38 \| good	7.437 \| good	32.938 \| good	33.489 \| good	0.803 \| good	1.867 \| good	0.188 \| good
2025-07-18T19:00:00.000Z	36 \| good	6.337 \| good	28.082 \| good	38.741 \| good	0.788 \| good	1.817 \| good	0.189 \| good
2025-07-18T20:00:00.000Z	44 \| good	7.447 \| good	32.772 \| good	46.732 \| good	0.772 \| good	1.767 \| good	0.19 \| good
2025-07-18T21:00:00.000Z	46 \| good	6.372 \| good	28.043 \| good	49.501 \| good	0.757 \| good	1.717 \| good	0.191 \| good
2025-07-18T22:00:00.000Z	45 \| good	7.188 \| good	31.877 \| good	48.614 \| good	0.773 \| good	2.603 \| good	0.2 \| good
2025-07-18T23:00:00.000Z	42 \| good	7.477 \| good	32.947 \| good	45.168 \| good	0.789 \| good	3.489 \| good	0.208 \| good
2025-07-19T00:00:00.000Z	40 \| good	6.596 \| good	29.733 \| good	43.221 \| good	0.805 \| good	4.375 \| good	0.217 \| good
2025-07-19T01:00:00.000Z	49 \| good	8.958 \| good	40.227 \| good	33.168 \| good	0.841 \| good	5.016 \| good	0.225 \| good
2025-07-19T02:00:00.000Z	49 \| good	9.152 \| good	40.6 \| good	27.077 \| good	0.876 \| good	5.658 \| good	0.234 \| good
2025-07-19T03:00:00.000Z	52 \| moderate	10.453 \| good	46.438 \| good	23.615 \| good	0.912 \| good	6.299 \| good	0.242 \| good
2025-07-19T04:00:00.000Z	49 \| good	9.277 \| good	41.363 \| good	24.261 \| good	0.843 \| good	5.793 \| good	0.239 \| good
2025-07-19T05:00:00.000Z	33 \| good	6.423 \| good	28.58 \| good	24.772 \| good	0.774 \| good	5.287 \| good	0.235 \| good
2025-07-19T06:00:00.000Z	44 \| good	7.7 \| good	8.511 \| good	21.586 \| good	0.693 \| good	4.717 \| good	0.231 \| good
2025-07-19T07:00:00.000Z	27 \| good	4.682 \| good	20.674 \| good	22.893 \| good	0.64 \| good	4.426 \| good	0.23 \| good
2025-07-19T08:00:00.000Z	33 \| good	5.622 \| good	23.917 \| good	19.883 \| good	0.575 \| good	4.071 \| good	0.228 \| good
2025-07-19T09:00:00.000Z	33 \| good	6.366 \| good	28.683 \| good	19.848 \| good	0.509 \| good	3.715 \| good	0.226 \| good
2025-07-19T10:00:00.000Z	38 \| good	7.327 \| good	32.069 \| good	14.658 \| good	0.445 \| good	3.376 \| good	0.225 \| good

Swansea

Get reliable air quality data to drive your business

Swansea, Illinois air quality map: Track AQI near you

0.10ppm

How accurate is Illinois, USA air quality data?

Air quality data and pollutant measurements for Illinois, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.

Source: Ambee Data Sources

Air quality levels in US

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

View Polluted Cities

Check live rankings of places in the USA with the cleanest air.

View Clean Cities

Frequently asked questions

How often is the air quality data for Swansea, Illinois updated?

The air quality for Swansea, Illinois is updated every hour.

When was the worst air quality at Swansea, Illinois in the last 24 hrs?

The worst air quality in Swansea, Illinois in the last 24 hours was observed at 05:00:00 on 2025-07-16.

When was the best air quality at Swansea, Illinois in the last 24 hrs?

In the last 24 hrs, the best air quality in Swansea, Illinois was observed at 09:00:00 on 2025-07-17.

What is the current air quality in Swansea, Illinois?

The current air quality in Swansea, Illinois is 27, categorized as Good based on real-time data.

What pollutant is the most common in Swansea, Illinois?

The most common pollutant in Swansea, Illinois is PM2.5.

What should I do if the air quality in Swansea, Illinois is poor?

If the air quality in Swansea, Illinois is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Swansea, Illinois?

The current PM_2.5 concentration at Swansea, Illinois is 5.404 μg/m³.

What is the current concentration of PM₁₀ in Swansea, Illinois?

The current PM₁₀ concentration at Swansea, Illinois is 19.704 μg/m³.

What is the current concentration of carbon monoxide (CO) in Swansea, Illinois?

The current carbon monoxide (CO) concentration at Swansea, Illinois is 0.121 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Swansea, Illinois?

The current sulfur dioxide (SO₂) concentration at Swansea, Illinois is 0.695 ppb.

What is the current concentration of ozone (O₃) in Swansea, Illinois?

The current ozone (O₃) concentration at Swansea, Illinois is 15.825 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Swansea, Illinois?

The current nitrogen dioxide (NO₂) concentration at Swansea, Illinois is 4.991 ppb.

Certified

APIs

Refund Policy

Historical Climate Data

Terms & Conditions

Refund Policy

Terms & Conditions

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-15T11:00:00.000Z	33 \| good	5.817 \| good	20.249 \| good	7.221 \| good	0.45 \| good	17.06 \| good	0.264 \| good
2025-07-15T12:00:00.000Z	38 \| good	7.047 \| good	27.94 \| good	9.489 \| good	0.522 \| good	14.367 \| good	0.268 \| good
2025-07-15T13:00:00.000Z	38 \| good	7.398 \| good	22.204 \| good	11.323 \| good	0.806 \| good	9.672 \| good	0.264 \| good
2025-07-15T14:00:00.000Z	38 \| good	7.168 \| good	20.726 \| good	14.657 \| good	0.749 \| good	8 \| good	0.211 \| good
2025-07-15T15:00:00.000Z	38 \| good	7.376 \| good	25.861 \| good	22.143 \| good	0.639 \| good	7.199 \| good	0.176 \| good
2025-07-15T16:00:00.000Z	38 \| good	6.546 \| good	27.544 \| good	23.701 \| good	0.465 \| good	5.783 \| good	0.176 \| good
2025-07-15T17:00:00.000Z	33 \| good	6.441 \| good	22.023 \| good	25.453 \| good	0.43 \| good	4.924 \| good	0.176 \| good
2025-07-15T18:00:00.000Z	27 \| good	5.013 \| good	17.71 \| good	28.367 \| good	0.417 \| good	4.246 \| good	0.139 \| good
2025-07-15T19:00:00.000Z	33 \| good	5.624 \| good	23.402 \| good	31.522 \| good	0.362 \| good	4.157 \| good	0.175 \| good
2025-07-15T20:00:00.000Z	30 \| good	4.522 \| good	21.442 \| good	31.554 \| good	0.389 \| good	3.886 \| good	0.173 \| good
2025-07-15T21:00:00.000Z	33 \| good	5.625 \| good	25.671 \| good	34.913 \| good	0.419 \| good	3.846 \| good	0.177 \| good
2025-07-15T22:00:00.000Z	33 \| good	4.762 \| good	20.93 \| good	35.904 \| good	0.335 \| good	4.587 \| good	0.211 \| good
2025-07-15T23:00:00.000Z	27 \| good	5.126 \| good	24.176 \| good	28.165 \| good	0.536 \| good	5.777 \| good	0.197 \| good
2025-07-16T00:00:00.000Z	33 \| good	6.071 \| good	24.222 \| good	25.835 \| good	0.533 \| good	6.856 \| good	0.201 \| good
2025-07-16T01:00:00.000Z	28 \| good	4.735 \| good	18.285 \| good	29.891 \| good	0.463 \| good	5.097 \| good	0.208 \| good
2025-07-16T02:00:00.000Z	27 \| good	5.068 \| good	18.671 \| good	24.734 \| good	0.474 \| good	7.183 \| good	0.243 \| good
2025-07-16T03:00:00.000Z	16 \| good	3.257 \| good	14.055 \| good	16.553 \| good	0.967 \| good	6.06 \| good	0.223 \| good
2025-07-16T04:00:00.000Z	22 \| good	4.355 \| good	22.792 \| good	22.216 \| good	0.565 \| good	7.94 \| good	0.176 \| good
2025-07-16T05:00:00.000Z	33 \| good	5.708 \| good	21.529 \| good	23.591 \| good	0.803 \| good	6.446 \| good	0.176 \| good
2025-07-16T06:00:00.000Z	33 \| good	6.151 \| good	26.902 \| good	22.954 \| good	0.684 \| good	5.849 \| good	0.176 \| good
2025-07-16T07:00:00.000Z	33 \| good	6.131 \| good	26.647 \| good	19.794 \| good	0.681 \| good	5.859 \| good	0.176 \| good
2025-07-16T08:00:00.000Z	33 \| good	6.068 \| good	17.642 \| good	17.208 \| good	0.678 \| good	7.571 \| good	0.176 \| good
2025-07-16T09:00:00.000Z	33 \| good	6.012 \| good	21.998 \| good	14.745 \| good	0.442 \| good	9.218 \| good	0.142 \| good
2025-07-16T10:00:00.000Z	33 \| good	5.612 \| good	24.64 \| good	12.247 \| good	0.33 \| good	8.171 \| good	0.142 \| good
2025-07-16T11:00:00.000Z	27 \| good	4.754 \| good	21.441 \| good	9.781 \| good	0.301 \| good	9.731 \| good	0.181 \| good
2025-07-16T12:00:00.000Z	27 \| good	4.526 \| good	23.1 \| good	8.77 \| good	0.374 \| good	9.802 \| good	0.264 \| good
2025-07-16T13:00:00.000Z	33 \| good	5.785 \| good	22.843 \| good	9.431 \| good	0.556 \| good	8.003 \| good	0.264 \| good
2025-07-16T14:00:00.000Z	38 \| good	6.719 \| good	23.321 \| good	14.203 \| good	0.879 \| good	5.739 \| good	0.243 \| good
2025-07-16T15:00:00.000Z	44 \| good	8.044 \| good	30.097 \| good	17.686 \| good	2.13 \| good	5.781 \| good	0.25 \| good
2025-07-16T16:00:00.000Z	49 \| good	8.818 \| good	36.132 \| good	27.442 \| good	3.562 \| good	4.806 \| good	0.23 \| good
2025-07-16T17:00:00.000Z	58 \| moderate	12.655 \| fine	31.844 \| good	30.683 \| good	0.65 \| good	3.106 \| good	0.142 \| good
2025-07-16T18:00:00.000Z	52 \| moderate	9.535 \| good	39.106 \| good	30.173 \| good	0.711 \| good	3.379 \| good	0.176 \| good
2025-07-16T19:00:00.000Z	44 \| good	7.892 \| good	32.812 \| good	31.995 \| good	0.527 \| good	2.964 \| good	0.174 \| good
2025-07-16T20:00:00.000Z	49 \| good	8.954 \| good	40.254 \| good	33.463 \| good	0.454 \| good	2.989 \| good	0.139 \| good
2025-07-16T21:00:00.000Z	52 \| moderate	9.944 \| good	48.873 \| good	36.357 \| good	0.757 \| good	2.583 \| good	0.139 \| good
2025-07-16T22:00:00.000Z	44 \| good	8.424 \| good	37.523 \| good	35.445 \| good	0.582 \| good	2.301 \| good	0.139 \| good
2025-07-16T23:00:00.000Z	38 \| good	7.351 \| good	30.17 \| good	37.461 \| good	0.986 \| good	2.608 \| good	0.117 \| good
2025-07-17T00:00:00.000Z	38 \| good	6.583 \| good	29.935 \| good	31.552 \| good	0.518 \| good	3.171 \| good	0.153 \| good
2025-07-17T01:00:00.000Z	31 \| good	4.992 \| good	19.069 \| good	34.143 \| good	1.107 \| good	6.137 \| good	0.21 \| good
2025-07-17T02:00:00.000Z	30 \| good	4.961 \| good	22.413 \| good	31.805 \| good	1.567 \| good	11.264 \| good	0.244 \| good
2025-07-17T03:00:00.000Z	33 \| good	6.356 \| good	24.186 \| good	26.552 \| good	0.63 \| good	11.232 \| good	0.228 \| good
2025-07-17T04:00:00.000Z	33 \| good	6.368 \| good	27.142 \| good	29.193 \| good	0.441 \| good	7.773 \| good	0.184 \| good
2025-07-17T05:00:00.000Z	27 \| good	5.241 \| good	19.92 \| good	24.255 \| good	1.114 \| good	10.726 \| good	0.203 \| good
2025-07-17T06:00:00.000Z	44 \| good	7.992 \| good	25.249 \| good	19.52 \| good	1.336 \| good	12.359 \| good	0.193 \| good
2025-07-17T07:00:00.000Z	27 \| good	5.03 \| good	26.696 \| good	18.164 \| good	1.327 \| good	12.453 \| good	0.193 \| good
2025-07-17T08:00:00.000Z	38 \| good	6.952 \| good	23.47 \| good	17.344 \| good	1.318 \| good	12.539 \| good	0.203 \| good
2025-07-17T09:00:00.000Z	27 \| good	5.404 \| good	19.704 \| good	15.825 \| good	0.695 \| good	4.991 \| good	0.121 \| good
2025-07-17T10:00:00.000Z	27 \| good	5.404 \| good	19.704 \| good	15.825 \| good	0.695 \| good	4.991 \| good	0.121 \| good
2025-07-17T11:00:00.000Z	27 \| good	4.667 \| good	20.622 \| good	13.965 \| good	0.699 \| good	4.048 \| good	0.18 \| good
2025-07-17T12:00:00.000Z	22 \| good	3.764 \| good	16.219 \| good	20.363 \| good	0.704 \| good	3.58 \| good	0.179 \| good
2025-07-17T13:00:00.000Z	27 \| good	4.839 \| good	21.12 \| good	28.954 \| good	0.744 \| good	3.337 \| good	0.182 \| good
2025-07-17T14:00:00.000Z	33 \| good	5.744 \| good	25.147 \| good	33.301 \| good	0.784 \| good	3.094 \| good	0.185 \| good
2025-07-17T15:00:00.000Z	34 \| good	6.488 \| good	29.02 \| good	37.334 \| good	0.824 \| good	2.852 \| good	0.189 \| good
2025-07-17T16:00:00.000Z	38 \| good	4.763 \| good	20.993 \| good	41.081 \| good	0.79 \| good	2.485 \| good	0.191 \| good
2025-07-17T17:00:00.000Z	41 \| good	3.626 \| good	15.954 \| good	43.505 \| good	0.757 \| good	2.117 \| good	0.192 \| good
2025-07-17T18:00:00.000Z	41 \| good	4.998 \| good	21.898 \| good	43.732 \| good	0.724 \| good	1.75 \| good	0.194 \| good
2025-07-17T19:00:00.000Z	45 \| good	5.061 \| good	21.928 \| good	49.458 \| good	0.756 \| good	1.736 \| good	0.194 \| good
2025-07-17T20:00:00.000Z	49 \| good	6.024 \| good	26.752 \| good	52.545 \| good	0.789 \| good	1.722 \| good	0.194 \| good
2025-07-17T21:00:00.000Z	47 \| good	5.634 \| good	24.278 \| good	51.353 \| good	0.822 \| good	1.708 \| good	0.194 \| good
2025-07-17T22:00:00.000Z	46 \| good	4.955 \| good	21.17 \| good	49.682 \| good	0.751 \| good	2.919 \| good	0.2 \| good
2025-07-17T23:00:00.000Z	38 \| good	3.454 \| good	15.09 \| good	40.747 \| good	0.68 \| good	4.13 \| good	0.207 \| good
2025-07-18T00:00:00.000Z	31 \| good	4.3 \| good	18.868 \| good	33.422 \| good	0.609 \| good	5.341 \| good	0.214 \| good
2025-07-18T01:00:00.000Z	26 \| good	3.258 \| good	13.852 \| good	28.005 \| good	0.689 \| good	6.868 \| good	0.229 \| good
2025-07-18T02:00:00.000Z	22 \| good	4.141 \| good	18.058 \| good	23.852 \| good	0.77 \| good	8.395 \| good	0.244 \| good
2025-07-18T03:00:00.000Z	27 \| good	5.329 \| good	22.954 \| good	20.843 \| good	0.85 \| good	9.922 \| good	0.259 \| good
2025-07-18T04:00:00.000Z	33 \| good	6.188 \| good	27.365 \| good	18.646 \| good	0.847 \| good	10.41 \| good	0.265 \| good
2025-07-18T05:00:00.000Z	33 \| good	5.951 \| good	26.865 \| good	17.579 \| good	0.845 \| good	10.899 \| good	0.272 \| good
2025-07-18T06:00:00.000Z	38 \| good	6.566 \| good	29.12 \| good	15.802 \| good	0.842 \| good	11.388 \| good	0.278 \| good
2025-07-18T07:00:00.000Z	38 \| good	6.662 \| good	29.778 \| good	16.434 \| good	0.817 \| good	10.852 \| good	0.271 \| good
2025-07-18T08:00:00.000Z	38 \| good	6.555 \| good	29 \| good	17.993 \| good	0.792 \| good	10.316 \| good	0.264 \| good
2025-07-18T09:00:00.000Z	38 \| good	6.686 \| good	29.858 \| good	18.631 \| good	0.766 \| good	9.78 \| good	0.257 \| good
2025-07-18T10:00:00.000Z	38 \| good	7.233 \| good	31.782 \| good	16.73 \| good	0.623 \| good	8.118 \| good	0.241 \| good
2025-07-18T11:00:00.000Z	33 \| good	6.044 \| good	26.42 \| good	17.679 \| good	0.481 \| good	6.457 \| good	0.225 \| good
2025-07-18T12:00:00.000Z	38 \| good	6.587 \| good	29.381 \| good	22.108 \| good	0.338 \| good	4.795 \| good	0.209 \| good
2025-07-18T13:00:00.000Z	38 \| good	7.098 \| good	31.566 \| good	23.924 \| good	0.421 \| good	4.201 \| good	0.198 \| good
2025-07-18T14:00:00.000Z	44 \| good	8.479 \| good	36.953 \| good	27.557 \| good	0.504 \| good	3.607 \| good	0.188 \| good
2025-07-18T15:00:00.000Z	49 \| good	8.611 \| good	37.825 \| good	29.025 \| good	0.587 \| good	3.012 \| good	0.177 \| good
2025-07-18T16:00:00.000Z	44 \| good	8.155 \| good	35.747 \| good	30.781 \| good	0.659 \| good	2.63 \| good	0.181 \| good
2025-07-18T17:00:00.000Z	38 \| good	7.086 \| good	31.603 \| good	30.325 \| good	0.731 \| good	2.249 \| good	0.184 \| good
2025-07-18T18:00:00.000Z	38 \| good	7.437 \| good	32.938 \| good	33.489 \| good	0.803 \| good	1.867 \| good	0.188 \| good
2025-07-18T19:00:00.000Z	36 \| good	6.337 \| good	28.082 \| good	38.741 \| good	0.788 \| good	1.817 \| good	0.189 \| good
2025-07-18T20:00:00.000Z	44 \| good	7.447 \| good	32.772 \| good	46.732 \| good	0.772 \| good	1.767 \| good	0.19 \| good
2025-07-18T21:00:00.000Z	46 \| good	6.372 \| good	28.043 \| good	49.501 \| good	0.757 \| good	1.717 \| good	0.191 \| good
2025-07-18T22:00:00.000Z	45 \| good	7.188 \| good	31.877 \| good	48.614 \| good	0.773 \| good	2.603 \| good	0.2 \| good
2025-07-18T23:00:00.000Z	42 \| good	7.477 \| good	32.947 \| good	45.168 \| good	0.789 \| good	3.489 \| good	0.208 \| good
2025-07-19T00:00:00.000Z	40 \| good	6.596 \| good	29.733 \| good	43.221 \| good	0.805 \| good	4.375 \| good	0.217 \| good
2025-07-19T01:00:00.000Z	49 \| good	8.958 \| good	40.227 \| good	33.168 \| good	0.841 \| good	5.016 \| good	0.225 \| good
2025-07-19T02:00:00.000Z	49 \| good	9.152 \| good	40.6 \| good	27.077 \| good	0.876 \| good	5.658 \| good	0.234 \| good
2025-07-19T03:00:00.000Z	52 \| moderate	10.453 \| good	46.438 \| good	23.615 \| good	0.912 \| good	6.299 \| good	0.242 \| good
2025-07-19T04:00:00.000Z	49 \| good	9.277 \| good	41.363 \| good	24.261 \| good	0.843 \| good	5.793 \| good	0.239 \| good
2025-07-19T05:00:00.000Z	33 \| good	6.423 \| good	28.58 \| good	24.772 \| good	0.774 \| good	5.287 \| good	0.235 \| good
2025-07-19T06:00:00.000Z	44 \| good	7.7 \| good	8.511 \| good	21.586 \| good	0.693 \| good	4.717 \| good	0.231 \| good
2025-07-19T07:00:00.000Z	27 \| good	4.682 \| good	20.674 \| good	22.893 \| good	0.64 \| good	4.426 \| good	0.23 \| good
2025-07-19T08:00:00.000Z	33 \| good	5.622 \| good	23.917 \| good	19.883 \| good	0.575 \| good	4.071 \| good	0.228 \| good
2025-07-19T09:00:00.000Z	33 \| good	6.366 \| good	28.683 \| good	19.848 \| good	0.509 \| good	3.715 \| good	0.226 \| good
2025-07-19T10:00:00.000Z	38 \| good	7.327 \| good	32.069 \| good	14.658 \| good	0.445 \| good	3.376 \| good	0.225 \| good

Swansea, Illinois live air quality index now

Major air pollutants in Swansea, Illinois

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Swansea, Illinois air quality forecast and history

Get reliable air quality data to drive your business

Swansea, Illinois air quality map: Track AQI near you

Air quality in nearby cities

Belleville, Illinois

Fairview Heights, Illinois

Shiloh, Illinois

O'Fallon, Illinois

Collinsville, Illinois

East St. Louis, Illinois

How accurate is Illinois, USA air quality data?

Air quality levels in US

Frequently asked questions

How often is the air quality data for Swansea, Illinois updated?

When was the worst air quality at Swansea, Illinois in the last 24 hrs?

When was the best air quality at Swansea, Illinois in the last 24 hrs?

What is the current air quality in Swansea, Illinois?

What pollutant is the most common in Swansea, Illinois?

What should I do if the air quality in Swansea, Illinois is poor?

What is the current concentration of PM2.5 in Swansea, Illinois?

What is the current concentration of PM10 in Swansea, Illinois?

What is the current concentration of carbon monoxide (CO) in Swansea, Illinois?

What is the current concentration of sulfur dioxide (SO2) in Swansea, Illinois?

What is the current concentration of ozone (O3) in Swansea, Illinois?

What is the current concentration of nitrogen dioxide (NO2) in Swansea, Illinois?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the current concentration of PM_2.5 in Swansea, Illinois?

What is the current concentration of PM₁₀ in Swansea, Illinois?

What is the current concentration of sulfur dioxide (SO₂) in Swansea, Illinois?

What is the current concentration of ozone (O₃) in Swansea, Illinois?

What is the current concentration of nitrogen dioxide (NO₂) in Swansea, Illinois?