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

Sycamore, Illinois currently has a PM10 concentration of 61.077 μg/m3.

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

The current sulfur dioxide (SO2) concentration in Sycamore, Illinois is 0.783 ppb.

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

Sycamore, Illinois currently has an ozone (O3) concentration of 20.287 ppm.

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

The current level of nitrogen dioxide (NO2) in Sycamore, Illinois is 3.591 ppb.

Current air quality index in Sycamore, Illinois today

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

Stay updated with real-time air quality in Sycamore, 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

Sycamore, Illinois

Last updated: ... (Local time)

Common air pollutants in Sycamore, Illinois

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.50 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

15.30 μg/m³

155

255

425

605+

Ozone (O₃)

16.19 ppb

201

201+

Sulfur Dioxide (SO₂)

0.69 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.34 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.17 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Sycamore, Illinois

Get Live Pollen Counts

Sycamore, Illinois

Scroll To Air Quality Map

Track live Sycamore, Illinois air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-09-04T15:00:00.000Z	44 \| good	7.928 \| good	34.789 \| good	15.933 \| good	1 \| good	5.565 \| good	0.205 \| good
2025-09-04T16:00:00.000Z	38 \| good	6.814 \| good	40.319 \| good	19.092 \| good	0.722 \| good	4.762 \| good	0.205 \| good
2025-09-04T17:00:00.000Z	38 \| good	6.9 \| good	35.704 \| good	19.605 \| good	0.704 \| good	5.062 \| good	0.229 \| good
2025-09-04T18:00:00.000Z	44 \| good	8.341 \| good	33.183 \| good	23.39 \| good	0.646 \| good	4.859 \| good	0.229 \| good
2025-09-04T19:00:00.000Z	44 \| good	8.199 \| good	42.686 \| good	27.277 \| good	0.667 \| good	4.109 \| good	0.211 \| good
2025-09-04T20:00:00.000Z	49 \| good	8.619 \| good	43.594 \| good	30.678 \| good	0.608 \| good	3.954 \| good	0.258 \| good
2025-09-04T21:00:00.000Z	49 \| good	8.75 \| good	45.299 \| good	31.949 \| good	0.612 \| good	3.995 \| good	0.234 \| good
2025-09-04T22:00:00.000Z	49 \| good	8.849 \| good	29.912 \| good	33.079 \| good	0.714 \| good	3.919 \| good	0.258 \| good
2025-09-04T23:00:00.000Z	49 \| good	9.432 \| good	49.12 \| good	34.241 \| good	0.781 \| good	3.752 \| good	0.258 \| good
2025-09-05T00:00:00.000Z	54 \| moderate	11.024 \| good	47.171 \| good	31.302 \| good	0.924 \| good	5.797 \| good	0.287 \| good
2025-09-05T01:00:00.000Z	54 \| moderate	11.372 \| good	42.898 \| good	32.176 \| good	1.008 \| good	7.551 \| good	0.287 \| good
2025-09-05T02:00:00.000Z	54 \| moderate	11.3 \| good	36.266 \| good	30.065 \| good	1.083 \| good	9.881 \| good	0.251 \| good
2025-09-05T03:00:00.000Z	56 \| moderate	11.904 \| good	37.101 \| good	29.036 \| good	1.129 \| good	7.714 \| good	0.228 \| good
2025-09-05T04:00:00.000Z	60 \| moderate	13.981 \| fine	62.631 \| fine	27.782 \| good	0.931 \| good	6.353 \| good	0.187 \| good
2025-09-05T05:00:00.000Z	60 \| moderate	13.993 \| fine	56.007 \| fine	25.834 \| good	0.772 \| good	5.622 \| good	0.187 \| good
2025-09-05T06:00:00.000Z	60 \| moderate	14.128 \| fine	61.077 \| fine	20.287 \| good	0.783 \| good	3.591 \| good	0.187 \| good
2025-09-05T07:00:00.000Z	56 \| moderate	12.438 \| fine	58.171 \| fine	21.55 \| good	0.725 \| good	2.884 \| good	0.211 \| good
2025-09-05T08:00:00.000Z	56 \| moderate	12.329 \| fine	52.606 \| good	23.85 \| good	0.767 \| good	2.217 \| good	0.182 \| good
2025-09-05T09:00:00.000Z	60 \| moderate	14.12 \| fine	53.284 \| good	22.144 \| good	0.693 \| good	2.596 \| good	0.211 \| good
2025-09-05T10:00:00.000Z	60 \| moderate	14.097 \| fine	61.898 \| fine	24.885 \| good	0.638 \| good	2.758 \| good	0.211 \| good
2025-09-05T11:00:00.000Z	64 \| moderate	15.65 \| fine	64.138 \| fine	24.611 \| good	0.643 \| good	2.756 \| good	0.211 \| good
2025-09-05T12:00:00.000Z	62 \| moderate	15.26 \| fine	62.635 \| fine	24.997 \| good	0.627 \| good	3.911 \| good	0.228 \| good
2025-09-05T13:00:00.000Z	64 \| moderate	15.873 \| fine	54.072 \| good	23.99 \| good	0.646 \| good	4.087 \| good	0.228 \| good
2025-09-05T14:00:00.000Z	60 \| moderate	13.568 \| fine	63.143 \| fine	23.985 \| good	0.682 \| good	4.496 \| good	0.217 \| good
2025-09-05T15:00:00.000Z	49 \| good	9.385 \| good	46.163 \| good	22.433 \| good	0.775 \| good	4.27 \| good	0.216 \| good
2025-09-05T16:00:00.000Z	43 \| good	5.453 \| good	46.447 \| good	20.42 \| good	0.551 \| good	4.573 \| good	0.205 \| good
2025-09-05T17:00:00.000Z	22 \| good	3.673 \| good	20.075 \| good	20.143 \| good	0.514 \| good	4.236 \| good	0.205 \| good
2025-09-05T18:00:00.000Z	22 \| good	3.839 \| good	16.51 \| good	22.324 \| good	0.496 \| good	3.377 \| good	0.187 \| good
2025-09-05T19:00:00.000Z	27 \| good	3.077 \| good	29.265 \| good	25.403 \| good	0.517 \| good	3.517 \| good	0.169 \| good
2025-09-05T20:00:00.000Z	25 \| good	2.51 \| good	12.804 \| good	27.062 \| good	0.557 \| good	3.024 \| good	0.169 \| good
2025-09-05T21:00:00.000Z	23 \| good	2.771 \| good	10.042 \| good	25.042 \| good	0.557 \| good	3.124 \| good	0.169 \| good
2025-09-05T22:00:00.000Z	25 \| good	2.679 \| good	13.232 \| good	26.801 \| good	0.577 \| good	3.174 \| good	0.169 \| good
2025-09-05T23:00:00.000Z	30 \| good	3 \| good	12.825 \| good	31.715 \| good	0.537 \| good	3.045 \| good	0.169 \| good
2025-09-06T00:00:00.000Z	26 \| good	2.63 \| good	12.075 \| good	28.271 \| good	0.536 \| good	3.42 \| good	0.169 \| good
2025-09-06T01:00:00.000Z	26 \| good	2.293 \| good	10.693 \| good	27.767 \| good	0.59 \| good	4.377 \| good	0.169 \| good
2025-09-06T02:00:00.000Z	25 \| good	2.764 \| good	15.014 \| good	26.611 \| good	0.546 \| good	6.151 \| good	0.187 \| good
2025-09-06T03:00:00.000Z	23 \| good	2.728 \| good	12.653 \| good	25.386 \| good	0.564 \| good	8.174 \| good	0.199 \| good
2025-09-06T04:00:00.000Z	22 \| good	2.911 \| good	13.935 \| good	24.162 \| good	0.483 \| good	8.564 \| good	0.181 \| good
2025-09-06T05:00:00.000Z	22 \| good	2.846 \| good	15.505 \| good	24.044 \| good	2.909 \| good	6.932 \| good	0.14 \| good
2025-09-06T06:00:00.000Z	21 \| good	3.251 \| good	14.334 \| good	23.425 \| good	1.841 \| good	6.116 \| good	0.14 \| good
2025-09-06T07:00:00.000Z	24 \| good	3.12 \| good	26.093 \| good	23.2 \| good	0.788 \| good	6.271 \| good	0.14 \| good
2025-09-06T08:00:00.000Z	16 \| good	2.941 \| good	12.063 \| good	16.85 \| good	0.455 \| good	5.655 \| good	0.14 \| good
2025-09-06T09:00:00.000Z	17 \| good	2.987 \| good	12.136 \| good	18.482 \| good	0.505 \| good	5.267 \| good	0.14 \| good
2025-09-06T10:00:00.000Z	22 \| good	3.554 \| good	19.298 \| good	14.494 \| good	0.506 \| good	5.786 \| good	0.14 \| good
2025-09-06T11:00:00.000Z	17 \| good	3.075 \| good	12.934 \| good	17.854 \| good	0.542 \| good	4.89 \| good	0.14 \| good
2025-09-06T12:00:00.000Z	19 \| good	3.352 \| good	15.45 \| good	21.175 \| good	0.708 \| good	5.548 \| good	0.14 \| good
2025-09-06T13:00:00.000Z	27 \| good	4.504 \| good	15.297 \| good	16.193 \| good	0.686 \| good	5.345 \| good	0.169 \| good
2025-09-06T14:00:00.000Z	27 \| good	4.504 \| good	15.297 \| good	16.193 \| good	0.686 \| good	5.345 \| good	0.169 \| good
2025-09-05T07:00:00.000Z	24 \| good	3.059 \| good	13.082 \| good	26.041 \| good	0.417 \| good	2.392 \| good	0.195 \| good
2025-09-05T08:00:00.000Z	22 \| good	3.368 \| good	14.885 \| good	23.989 \| good	0.348 \| good	2.144 \| good	0.196 \| good
2025-09-05T09:00:00.000Z	33 \| good	5.626 \| good	24.478 \| good	21.826 \| good	0.278 \| good	1.897 \| good	0.196 \| good
2025-09-05T10:00:00.000Z	38 \| good	6.72 \| good	30 \| good	23.484 \| good	0.226 \| good	1.841 \| good	0.196 \| good
2025-09-05T11:00:00.000Z	22 \| good	4.22 \| good	18.373 \| good	23.068 \| good	0.174 \| good	1.785 \| good	0.195 \| good
2025-09-05T12:00:00.000Z	19 \| good	0.94 \| good	3.85 \| good	20.615 \| good	0.122 \| good	1.729 \| good	0.194 \| good
2025-09-05T13:00:00.000Z	19 \| good	1.024 \| good	4.235 \| good	20.654 \| good	0.125 \| good	1.473 \| good	0.191 \| good
2025-09-05T14:00:00.000Z	21 \| good	1.004 \| good	4.278 \| good	22.789 \| good	0.128 \| good	1.216 \| good	0.189 \| good
2025-09-05T15:00:00.000Z	22 \| good	0.953 \| good	3.947 \| good	24.135 \| good	0.131 \| good	0.96 \| good	0.186 \| good
2025-09-05T16:00:00.000Z	23 \| good	1.635 \| good	6.817 \| good	24.94 \| good	0.126 \| good	0.847 \| good	0.178 \| good
2025-09-05T17:00:00.000Z	23 \| good	1.054 \| good	4.376 \| good	25.164 \| good	0.122 \| good	0.735 \| good	0.171 \| good
2025-09-05T18:00:00.000Z	25 \| good	0.458 \| good	1.796 \| good	26.602 \| good	0.117 \| good	0.622 \| good	0.163 \| good
2025-09-05T19:00:00.000Z	25 \| good	0.218 \| good	0.669 \| good	27.284 \| good	0.108 \| good	0.607 \| good	0.16 \| good
2025-09-05T20:00:00.000Z	25 \| good	0.664 \| good	2.34 \| good	27.395 \| good	0.098 \| good	0.592 \| good	0.156 \| good
2025-09-05T21:00:00.000Z	26 \| good	2.002 \| good	8.163 \| good	27.746 \| good	0.088 \| good	0.578 \| good	0.153 \| good
2025-09-05T22:00:00.000Z	24 \| good	4.375 \| good	19.291 \| good	26.253 \| good	0.1 \| good	1.11 \| good	0.153 \| good
2025-09-05T23:00:00.000Z	27 \| good	4.746 \| good	20.899 \| good	27.934 \| good	0.111 \| good	1.641 \| good	0.153 \| good
2025-09-06T00:00:00.000Z	25 \| good	0.53 \| good	1.967 \| good	27.489 \| good	0.123 \| good	2.173 \| good	0.153 \| good
2025-09-06T01:00:00.000Z	24 \| good	1.915 \| good	8 \| good	26.137 \| good	0.14 \| good	2.825 \| good	0.153 \| good
2025-09-06T02:00:00.000Z	20 \| good	1.912 \| good	7.786 \| good	22.382 \| good	0.157 \| good	3.477 \| good	0.153 \| good
2025-09-06T03:00:00.000Z	17 \| good	0.78 \| good	2.944 \| good	18.133 \| good	0.175 \| good	4.129 \| good	0.153 \| good
2025-09-06T04:00:00.000Z	15 \| good	1.369 \| good	5.587 \| good	15.869 \| good	0.198 \| good	5.795 \| good	0.161 \| good
2025-09-06T05:00:00.000Z	13 \| good	1.38 \| good	5.651 \| good	13.942 \| good	0.221 \| good	7.462 \| good	0.169 \| good
2025-09-06T06:00:00.000Z	12 \| good	1.091 \| good	4.406 \| good	12.837 \| good	0.244 \| good	9.129 \| good	0.177 \| good
2025-09-06T07:00:00.000Z	12 \| good	0.699 \| good	2.391 \| good	13.117 \| good	0.238 \| good	8.756 \| good	0.174 \| good
2025-09-06T08:00:00.000Z	11 \| good	0.643 \| good	2.245 \| good	12.083 \| good	0.231 \| good	8.383 \| good	0.171 \| good
2025-09-06T09:00:00.000Z	10 \| good	0.854 \| good	3.328 \| good	11.463 \| good	0.224 \| good	8.011 \| good	0.167 \| good
2025-09-06T10:00:00.000Z	12 \| good	1.44 \| good	6.01 \| good	12.709 \| good	0.225 \| good	7.59 \| good	0.166 \| good
2025-09-06T11:00:00.000Z	13 \| good	0.715 \| good	2.701 \| good	13.955 \| good	0.225 \| good	7.17 \| good	0.164 \| good
2025-09-06T12:00:00.000Z	13 \| good	0.708 \| good	2.568 \| good	14.414 \| good	0.226 \| good	6.75 \| good	0.163 \| good
2025-09-06T13:00:00.000Z	16 \| good	1.186 \| good	5.127 \| good	16.951 \| good	0.245 \| good	5.855 \| good	0.163 \| good
2025-09-06T14:00:00.000Z	22 \| good	4.354 \| good	18.899 \| good	21.503 \| good	0.263 \| good	4.96 \| good	0.163 \| good
2025-09-06T15:00:00.000Z	49 \| good	9.038 \| good	40.105 \| good	24.502 \| good	0.282 \| good	4.065 \| good	0.164 \| good
2025-09-06T16:00:00.000Z	56 \| moderate	12.49 \| fine	56.235 \| fine	25.415 \| good	0.237 \| good	3.038 \| good	0.159 \| good
2025-09-06T17:00:00.000Z	52 \| moderate	9.562 \| good	42.848 \| good	26.605 \| good	0.192 \| good	2.011 \| good	0.154 \| good
2025-09-06T18:00:00.000Z	49 \| good	8.805 \| good	38.55 \| good	27.385 \| good	0.148 \| good	0.984 \| good	0.149 \| good
2025-09-06T19:00:00.000Z	49 \| good	9.175 \| good	40.859 \| good	28.088 \| good	0.135 \| good	0.926 \| good	0.149 \| good
2025-09-06T20:00:00.000Z	49 \| good	9.393 \| good	41.756 \| good	27.28 \| good	0.123 \| good	0.867 \| good	0.149 \| good
2025-09-06T21:00:00.000Z	52 \| moderate	9.691 \| good	43.101 \| good	27.142 \| good	0.11 \| good	0.809 \| good	0.149 \| good
2025-09-06T22:00:00.000Z	54 \| moderate	10.973 \| good	48.614 \| good	26.691 \| good	0.124 \| good	1.69 \| good	0.154 \| good
2025-09-06T23:00:00.000Z	52 \| moderate	10.463 \| good	46.353 \| good	26.488 \| good	0.137 \| good	2.571 \| good	0.159 \| good
2025-09-07T00:00:00.000Z	33 \| good	5.519 \| good	24.623 \| good	26.026 \| good	0.15 \| good	3.452 \| good	0.164 \| good
2025-09-07T01:00:00.000Z	22 \| good	1.392 \| good	5.5 \| good	24.283 \| good	0.178 \| good	4.321 \| good	0.167 \| good
2025-09-07T02:00:00.000Z	21 \| good	1.798 \| good	7.5 \| good	23.064 \| good	0.206 \| good	5.19 \| good	0.169 \| good
2025-09-07T03:00:00.000Z	19 \| good	1.921 \| good	8 \| good	19.61 \| good	0.233 \| good	6.059 \| good	0.172 \| good
2025-09-07T04:00:00.000Z	15 \| good	1.921 \| good	8 \| good	15.73 \| good	0.239 \| good	6.605 \| good	0.172 \| good
2025-09-07T05:00:00.000Z	12 \| good	1.92 \| good	8 \| good	12.847 \| good	0.245 \| good	7.151 \| good	0.172 \| good
2025-09-07T06:00:00.000Z	22 \| good	4.193 \| good	4.366 \| good	18.005 \| good	0.244 \| good	7.659 \| good	0.172 \| good

Sycamore

Empower business decisions with accurate air quality data

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

0.19ppm

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 Sycamore, Illinois get updated?

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

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

Sycamore, Illinois experienced its worst air quality at 06:00:00, 2025-09-04.

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

The best air quality in Sycamore, Illinois was observed at 01:00:00 on 2025-09-04.

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

The air quality in Sycamore, Illinois right now is Moderate, with an AQI of 60.

What pollutant is most frequently found in Sycamore, Illinois?

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

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

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

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

Sycamore, Illinois currently has a PM_2.5 concentration of 14.128 μg/m³.

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

Sycamore, Illinois currently has a PM₁₀ concentration of 61.077 μg/m³.

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

The current carbon monoxide (CO) level in Sycamore, Illinois is 0.187 ppm.

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

The current sulfur dioxide (SO₂) concentration in Sycamore, Illinois is 0.783 ppb.

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

Sycamore, Illinois currently has an ozone (O₃) concentration of 20.287 ppm.

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

The current level of nitrogen dioxide (NO₂) in Sycamore, Illinois is 3.591 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-09-04T15:00:00.000Z	44 \| good	7.928 \| good	34.789 \| good	15.933 \| good	1 \| good	5.565 \| good	0.205 \| good
2025-09-04T16:00:00.000Z	38 \| good	6.814 \| good	40.319 \| good	19.092 \| good	0.722 \| good	4.762 \| good	0.205 \| good
2025-09-04T17:00:00.000Z	38 \| good	6.9 \| good	35.704 \| good	19.605 \| good	0.704 \| good	5.062 \| good	0.229 \| good
2025-09-04T18:00:00.000Z	44 \| good	8.341 \| good	33.183 \| good	23.39 \| good	0.646 \| good	4.859 \| good	0.229 \| good
2025-09-04T19:00:00.000Z	44 \| good	8.199 \| good	42.686 \| good	27.277 \| good	0.667 \| good	4.109 \| good	0.211 \| good
2025-09-04T20:00:00.000Z	49 \| good	8.619 \| good	43.594 \| good	30.678 \| good	0.608 \| good	3.954 \| good	0.258 \| good
2025-09-04T21:00:00.000Z	49 \| good	8.75 \| good	45.299 \| good	31.949 \| good	0.612 \| good	3.995 \| good	0.234 \| good
2025-09-04T22:00:00.000Z	49 \| good	8.849 \| good	29.912 \| good	33.079 \| good	0.714 \| good	3.919 \| good	0.258 \| good
2025-09-04T23:00:00.000Z	49 \| good	9.432 \| good	49.12 \| good	34.241 \| good	0.781 \| good	3.752 \| good	0.258 \| good
2025-09-05T00:00:00.000Z	54 \| moderate	11.024 \| good	47.171 \| good	31.302 \| good	0.924 \| good	5.797 \| good	0.287 \| good
2025-09-05T01:00:00.000Z	54 \| moderate	11.372 \| good	42.898 \| good	32.176 \| good	1.008 \| good	7.551 \| good	0.287 \| good
2025-09-05T02:00:00.000Z	54 \| moderate	11.3 \| good	36.266 \| good	30.065 \| good	1.083 \| good	9.881 \| good	0.251 \| good
2025-09-05T03:00:00.000Z	56 \| moderate	11.904 \| good	37.101 \| good	29.036 \| good	1.129 \| good	7.714 \| good	0.228 \| good
2025-09-05T04:00:00.000Z	60 \| moderate	13.981 \| fine	62.631 \| fine	27.782 \| good	0.931 \| good	6.353 \| good	0.187 \| good
2025-09-05T05:00:00.000Z	60 \| moderate	13.993 \| fine	56.007 \| fine	25.834 \| good	0.772 \| good	5.622 \| good	0.187 \| good
2025-09-05T06:00:00.000Z	60 \| moderate	14.128 \| fine	61.077 \| fine	20.287 \| good	0.783 \| good	3.591 \| good	0.187 \| good
2025-09-05T07:00:00.000Z	56 \| moderate	12.438 \| fine	58.171 \| fine	21.55 \| good	0.725 \| good	2.884 \| good	0.211 \| good
2025-09-05T08:00:00.000Z	56 \| moderate	12.329 \| fine	52.606 \| good	23.85 \| good	0.767 \| good	2.217 \| good	0.182 \| good
2025-09-05T09:00:00.000Z	60 \| moderate	14.12 \| fine	53.284 \| good	22.144 \| good	0.693 \| good	2.596 \| good	0.211 \| good
2025-09-05T10:00:00.000Z	60 \| moderate	14.097 \| fine	61.898 \| fine	24.885 \| good	0.638 \| good	2.758 \| good	0.211 \| good
2025-09-05T11:00:00.000Z	64 \| moderate	15.65 \| fine	64.138 \| fine	24.611 \| good	0.643 \| good	2.756 \| good	0.211 \| good
2025-09-05T12:00:00.000Z	62 \| moderate	15.26 \| fine	62.635 \| fine	24.997 \| good	0.627 \| good	3.911 \| good	0.228 \| good
2025-09-05T13:00:00.000Z	64 \| moderate	15.873 \| fine	54.072 \| good	23.99 \| good	0.646 \| good	4.087 \| good	0.228 \| good
2025-09-05T14:00:00.000Z	60 \| moderate	13.568 \| fine	63.143 \| fine	23.985 \| good	0.682 \| good	4.496 \| good	0.217 \| good
2025-09-05T15:00:00.000Z	49 \| good	9.385 \| good	46.163 \| good	22.433 \| good	0.775 \| good	4.27 \| good	0.216 \| good
2025-09-05T16:00:00.000Z	43 \| good	5.453 \| good	46.447 \| good	20.42 \| good	0.551 \| good	4.573 \| good	0.205 \| good
2025-09-05T17:00:00.000Z	22 \| good	3.673 \| good	20.075 \| good	20.143 \| good	0.514 \| good	4.236 \| good	0.205 \| good
2025-09-05T18:00:00.000Z	22 \| good	3.839 \| good	16.51 \| good	22.324 \| good	0.496 \| good	3.377 \| good	0.187 \| good
2025-09-05T19:00:00.000Z	27 \| good	3.077 \| good	29.265 \| good	25.403 \| good	0.517 \| good	3.517 \| good	0.169 \| good
2025-09-05T20:00:00.000Z	25 \| good	2.51 \| good	12.804 \| good	27.062 \| good	0.557 \| good	3.024 \| good	0.169 \| good
2025-09-05T21:00:00.000Z	23 \| good	2.771 \| good	10.042 \| good	25.042 \| good	0.557 \| good	3.124 \| good	0.169 \| good
2025-09-05T22:00:00.000Z	25 \| good	2.679 \| good	13.232 \| good	26.801 \| good	0.577 \| good	3.174 \| good	0.169 \| good
2025-09-05T23:00:00.000Z	30 \| good	3 \| good	12.825 \| good	31.715 \| good	0.537 \| good	3.045 \| good	0.169 \| good
2025-09-06T00:00:00.000Z	26 \| good	2.63 \| good	12.075 \| good	28.271 \| good	0.536 \| good	3.42 \| good	0.169 \| good
2025-09-06T01:00:00.000Z	26 \| good	2.293 \| good	10.693 \| good	27.767 \| good	0.59 \| good	4.377 \| good	0.169 \| good
2025-09-06T02:00:00.000Z	25 \| good	2.764 \| good	15.014 \| good	26.611 \| good	0.546 \| good	6.151 \| good	0.187 \| good
2025-09-06T03:00:00.000Z	23 \| good	2.728 \| good	12.653 \| good	25.386 \| good	0.564 \| good	8.174 \| good	0.199 \| good
2025-09-06T04:00:00.000Z	22 \| good	2.911 \| good	13.935 \| good	24.162 \| good	0.483 \| good	8.564 \| good	0.181 \| good
2025-09-06T05:00:00.000Z	22 \| good	2.846 \| good	15.505 \| good	24.044 \| good	2.909 \| good	6.932 \| good	0.14 \| good
2025-09-06T06:00:00.000Z	21 \| good	3.251 \| good	14.334 \| good	23.425 \| good	1.841 \| good	6.116 \| good	0.14 \| good
2025-09-06T07:00:00.000Z	24 \| good	3.12 \| good	26.093 \| good	23.2 \| good	0.788 \| good	6.271 \| good	0.14 \| good
2025-09-06T08:00:00.000Z	16 \| good	2.941 \| good	12.063 \| good	16.85 \| good	0.455 \| good	5.655 \| good	0.14 \| good
2025-09-06T09:00:00.000Z	17 \| good	2.987 \| good	12.136 \| good	18.482 \| good	0.505 \| good	5.267 \| good	0.14 \| good
2025-09-06T10:00:00.000Z	22 \| good	3.554 \| good	19.298 \| good	14.494 \| good	0.506 \| good	5.786 \| good	0.14 \| good
2025-09-06T11:00:00.000Z	17 \| good	3.075 \| good	12.934 \| good	17.854 \| good	0.542 \| good	4.89 \| good	0.14 \| good
2025-09-06T12:00:00.000Z	19 \| good	3.352 \| good	15.45 \| good	21.175 \| good	0.708 \| good	5.548 \| good	0.14 \| good
2025-09-06T13:00:00.000Z	27 \| good	4.504 \| good	15.297 \| good	16.193 \| good	0.686 \| good	5.345 \| good	0.169 \| good
2025-09-06T14:00:00.000Z	27 \| good	4.504 \| good	15.297 \| good	16.193 \| good	0.686 \| good	5.345 \| good	0.169 \| good
2025-09-05T07:00:00.000Z	24 \| good	3.059 \| good	13.082 \| good	26.041 \| good	0.417 \| good	2.392 \| good	0.195 \| good
2025-09-05T08:00:00.000Z	22 \| good	3.368 \| good	14.885 \| good	23.989 \| good	0.348 \| good	2.144 \| good	0.196 \| good
2025-09-05T09:00:00.000Z	33 \| good	5.626 \| good	24.478 \| good	21.826 \| good	0.278 \| good	1.897 \| good	0.196 \| good
2025-09-05T10:00:00.000Z	38 \| good	6.72 \| good	30 \| good	23.484 \| good	0.226 \| good	1.841 \| good	0.196 \| good
2025-09-05T11:00:00.000Z	22 \| good	4.22 \| good	18.373 \| good	23.068 \| good	0.174 \| good	1.785 \| good	0.195 \| good
2025-09-05T12:00:00.000Z	19 \| good	0.94 \| good	3.85 \| good	20.615 \| good	0.122 \| good	1.729 \| good	0.194 \| good
2025-09-05T13:00:00.000Z	19 \| good	1.024 \| good	4.235 \| good	20.654 \| good	0.125 \| good	1.473 \| good	0.191 \| good
2025-09-05T14:00:00.000Z	21 \| good	1.004 \| good	4.278 \| good	22.789 \| good	0.128 \| good	1.216 \| good	0.189 \| good
2025-09-05T15:00:00.000Z	22 \| good	0.953 \| good	3.947 \| good	24.135 \| good	0.131 \| good	0.96 \| good	0.186 \| good
2025-09-05T16:00:00.000Z	23 \| good	1.635 \| good	6.817 \| good	24.94 \| good	0.126 \| good	0.847 \| good	0.178 \| good
2025-09-05T17:00:00.000Z	23 \| good	1.054 \| good	4.376 \| good	25.164 \| good	0.122 \| good	0.735 \| good	0.171 \| good
2025-09-05T18:00:00.000Z	25 \| good	0.458 \| good	1.796 \| good	26.602 \| good	0.117 \| good	0.622 \| good	0.163 \| good
2025-09-05T19:00:00.000Z	25 \| good	0.218 \| good	0.669 \| good	27.284 \| good	0.108 \| good	0.607 \| good	0.16 \| good
2025-09-05T20:00:00.000Z	25 \| good	0.664 \| good	2.34 \| good	27.395 \| good	0.098 \| good	0.592 \| good	0.156 \| good
2025-09-05T21:00:00.000Z	26 \| good	2.002 \| good	8.163 \| good	27.746 \| good	0.088 \| good	0.578 \| good	0.153 \| good
2025-09-05T22:00:00.000Z	24 \| good	4.375 \| good	19.291 \| good	26.253 \| good	0.1 \| good	1.11 \| good	0.153 \| good
2025-09-05T23:00:00.000Z	27 \| good	4.746 \| good	20.899 \| good	27.934 \| good	0.111 \| good	1.641 \| good	0.153 \| good
2025-09-06T00:00:00.000Z	25 \| good	0.53 \| good	1.967 \| good	27.489 \| good	0.123 \| good	2.173 \| good	0.153 \| good
2025-09-06T01:00:00.000Z	24 \| good	1.915 \| good	8 \| good	26.137 \| good	0.14 \| good	2.825 \| good	0.153 \| good
2025-09-06T02:00:00.000Z	20 \| good	1.912 \| good	7.786 \| good	22.382 \| good	0.157 \| good	3.477 \| good	0.153 \| good
2025-09-06T03:00:00.000Z	17 \| good	0.78 \| good	2.944 \| good	18.133 \| good	0.175 \| good	4.129 \| good	0.153 \| good
2025-09-06T04:00:00.000Z	15 \| good	1.369 \| good	5.587 \| good	15.869 \| good	0.198 \| good	5.795 \| good	0.161 \| good
2025-09-06T05:00:00.000Z	13 \| good	1.38 \| good	5.651 \| good	13.942 \| good	0.221 \| good	7.462 \| good	0.169 \| good
2025-09-06T06:00:00.000Z	12 \| good	1.091 \| good	4.406 \| good	12.837 \| good	0.244 \| good	9.129 \| good	0.177 \| good
2025-09-06T07:00:00.000Z	12 \| good	0.699 \| good	2.391 \| good	13.117 \| good	0.238 \| good	8.756 \| good	0.174 \| good
2025-09-06T08:00:00.000Z	11 \| good	0.643 \| good	2.245 \| good	12.083 \| good	0.231 \| good	8.383 \| good	0.171 \| good
2025-09-06T09:00:00.000Z	10 \| good	0.854 \| good	3.328 \| good	11.463 \| good	0.224 \| good	8.011 \| good	0.167 \| good
2025-09-06T10:00:00.000Z	12 \| good	1.44 \| good	6.01 \| good	12.709 \| good	0.225 \| good	7.59 \| good	0.166 \| good
2025-09-06T11:00:00.000Z	13 \| good	0.715 \| good	2.701 \| good	13.955 \| good	0.225 \| good	7.17 \| good	0.164 \| good
2025-09-06T12:00:00.000Z	13 \| good	0.708 \| good	2.568 \| good	14.414 \| good	0.226 \| good	6.75 \| good	0.163 \| good
2025-09-06T13:00:00.000Z	16 \| good	1.186 \| good	5.127 \| good	16.951 \| good	0.245 \| good	5.855 \| good	0.163 \| good
2025-09-06T14:00:00.000Z	22 \| good	4.354 \| good	18.899 \| good	21.503 \| good	0.263 \| good	4.96 \| good	0.163 \| good
2025-09-06T15:00:00.000Z	49 \| good	9.038 \| good	40.105 \| good	24.502 \| good	0.282 \| good	4.065 \| good	0.164 \| good
2025-09-06T16:00:00.000Z	56 \| moderate	12.49 \| fine	56.235 \| fine	25.415 \| good	0.237 \| good	3.038 \| good	0.159 \| good
2025-09-06T17:00:00.000Z	52 \| moderate	9.562 \| good	42.848 \| good	26.605 \| good	0.192 \| good	2.011 \| good	0.154 \| good
2025-09-06T18:00:00.000Z	49 \| good	8.805 \| good	38.55 \| good	27.385 \| good	0.148 \| good	0.984 \| good	0.149 \| good
2025-09-06T19:00:00.000Z	49 \| good	9.175 \| good	40.859 \| good	28.088 \| good	0.135 \| good	0.926 \| good	0.149 \| good
2025-09-06T20:00:00.000Z	49 \| good	9.393 \| good	41.756 \| good	27.28 \| good	0.123 \| good	0.867 \| good	0.149 \| good
2025-09-06T21:00:00.000Z	52 \| moderate	9.691 \| good	43.101 \| good	27.142 \| good	0.11 \| good	0.809 \| good	0.149 \| good
2025-09-06T22:00:00.000Z	54 \| moderate	10.973 \| good	48.614 \| good	26.691 \| good	0.124 \| good	1.69 \| good	0.154 \| good
2025-09-06T23:00:00.000Z	52 \| moderate	10.463 \| good	46.353 \| good	26.488 \| good	0.137 \| good	2.571 \| good	0.159 \| good
2025-09-07T00:00:00.000Z	33 \| good	5.519 \| good	24.623 \| good	26.026 \| good	0.15 \| good	3.452 \| good	0.164 \| good
2025-09-07T01:00:00.000Z	22 \| good	1.392 \| good	5.5 \| good	24.283 \| good	0.178 \| good	4.321 \| good	0.167 \| good
2025-09-07T02:00:00.000Z	21 \| good	1.798 \| good	7.5 \| good	23.064 \| good	0.206 \| good	5.19 \| good	0.169 \| good
2025-09-07T03:00:00.000Z	19 \| good	1.921 \| good	8 \| good	19.61 \| good	0.233 \| good	6.059 \| good	0.172 \| good
2025-09-07T04:00:00.000Z	15 \| good	1.921 \| good	8 \| good	15.73 \| good	0.239 \| good	6.605 \| good	0.172 \| good
2025-09-07T05:00:00.000Z	12 \| good	1.92 \| good	8 \| good	12.847 \| good	0.245 \| good	7.151 \| good	0.172 \| good
2025-09-07T06:00:00.000Z	22 \| good	4.193 \| good	4.366 \| good	18.005 \| good	0.244 \| good	7.659 \| good	0.172 \| good

Current air quality index in Sycamore, Illinois today

Common air pollutants in Sycamore, Illinois

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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

Air quality in nearby cities

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Frequently asked questions

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

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