What is the current level of PM10 in Wisconsin, USA?

Wisconsin, USA currently has a PM10 concentration of 18.922 μg/m3.

What is the current level of sulfur dioxide (SO2) in Wisconsin, USA?

The current sulfur dioxide (SO2) concentration in Wisconsin, USA is 0.569 ppb.

What is the current level of ozone (O3) in Wisconsin, USA?

Wisconsin, USA currently has an ozone (O3) concentration of 13.595 ppm.

What is the current level of nitrogen dioxide (NO2) in Wisconsin, USA?

The current level of nitrogen dioxide (NO2) in Wisconsin, USA is 7.97 ppb.

Current air quality index in Wisconsin, USA today

Q: What is the PM2.5 concentration in Wisconsin, USA right now?

Wisconsin, USA currently has a PM2.5 concentration of 5.903 μg/m3.

Stay updated with real-time air quality in Wisconsin, USA 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

Wisconsin, USA

Last updated: ... (Local time)

Common air pollutants in Wisconsin, USA

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.90 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

18.92 μg/m³

155

255

425

605+

Ozone (O₃)

13.60 ppb

201

201+

Sulfur Dioxide (SO₂)

0.57 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.97 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.27 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Wisconsin, USA

Get Live Pollen Counts

Wisconsin, USA

Scroll To Air Quality Map

Track live Wisconsin, USA air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T11:00:00.000Z	27 \| good	5.408 \| good	24.746 \| good	26.461 \| good	0.371 \| good	4.721 \| good	0.133 \| good
2026-09-05T12:00:00.000Z	27 \| good	5.483 \| good	17.101 \| good	22.224 \| good	0.366 \| good	3.78 \| good	0.125 \| good
2026-09-05T13:00:00.000Z	27 \| good	5.04 \| good	19.62 \| good	21.769 \| good	0.365 \| good	3.997 \| good	0.13 \| good
2026-09-05T14:00:00.000Z	27 \| good	5.111 \| good	13.052 \| good	23.459 \| good	0.311 \| good	4.069 \| good	0.15 \| good
2026-09-05T15:00:00.000Z	27 \| good	4.927 \| good	15.664 \| good	28.135 \| good	0.38 \| good	3.286 \| good	0.15 \| good
2026-09-05T16:00:00.000Z	27 \| good	5.025 \| good	21.89 \| good	26.637 \| good	0.326 \| good	2.943 \| good	0.21 \| good
2026-09-05T17:00:00.000Z	33 \| good	5.643 \| good	25.328 \| good	30.845 \| good	0.334 \| good	2.224 \| good	0.202 \| good
2026-09-05T18:00:00.000Z	27 \| good	4.853 \| good	21.375 \| good	28.334 \| good	0.356 \| good	2.063 \| good	0.21 \| good
2026-09-05T19:00:00.000Z	29 \| good	4.672 \| good	14.092 \| good	31.335 \| good	0.304 \| good	2.29 \| good	0.209 \| good
2026-09-05T20:00:00.000Z	27 \| good	5.054 \| good	13.898 \| good	27.991 \| good	0.349 \| good	2.406 \| good	0.209 \| good
2026-09-05T21:00:00.000Z	28 \| good	4.824 \| good	13.131 \| good	30.324 \| good	0.349 \| good	2.432 \| good	0.194 \| good
2026-09-05T22:00:00.000Z	28 \| good	4.991 \| good	15.022 \| good	30.326 \| good	0.325 \| good	2.645 \| good	0.213 \| good
2026-09-05T23:00:00.000Z	29 \| good	4.889 \| good	13.322 \| good	31.262 \| good	0.349 \| good	2.637 \| good	0.201 \| good
2026-09-06T00:00:00.000Z	28 \| good	5.359 \| good	18.71 \| good	29.658 \| good	0.347 \| good	3.018 \| good	0.22 \| good
2026-09-06T01:00:00.000Z	28 \| good	4.789 \| good	17.465 \| good	30.106 \| good	0.335 \| good	3.553 \| good	0.201 \| good
2026-09-06T02:00:00.000Z	33 \| good	6.293 \| good	20.007 \| good	25.493 \| good	0.371 \| good	4.145 \| good	0.213 \| good
2026-09-06T03:00:00.000Z	44 \| good	7.514 \| good	33.041 \| good	18.905 \| good	0.176 \| good	2.538 \| good	0.152 \| good
2026-09-06T04:00:00.000Z	33 \| good	5.849 \| good	14.82 \| good	25.054 \| good	0.247 \| good	3.385 \| good	0.213 \| good
2026-09-06T05:00:00.000Z	38 \| good	7.265 \| good	17.407 \| good	21.961 \| good	0.286 \| good	4.1 \| good	0.213 \| good
2026-09-06T06:00:00.000Z	38 \| good	6.588 \| good	28.498 \| good	20.796 \| good	0.373 \| good	5.347 \| good	0.22 \| good
2026-09-06T07:00:00.000Z	33 \| good	5.54 \| good	23.114 \| good	20.581 \| good	0.373 \| good	5.162 \| good	0.22 \| good
2026-09-06T08:00:00.000Z	38 \| good	7.002 \| good	24.322 \| good	11.758 \| good	0.325 \| good	4.261 \| good	0.201 \| good
2026-09-06T09:00:00.000Z	33 \| good	5.776 \| good	18.324 \| good	16.077 \| good	0.37 \| good	4.495 \| good	0.201 \| good
2026-09-06T10:00:00.000Z	33 \| good	6.054 \| good	19.431 \| good	13.674 \| good	0.364 \| good	4.072 \| good	0.201 \| good
2026-09-06T11:00:00.000Z	33 \| good	6.131 \| good	22.595 \| good	13.403 \| good	0.312 \| good	4.201 \| good	0.199 \| good
2026-09-06T12:00:00.000Z	27 \| good	5.267 \| good	23.262 \| good	14.203 \| good	0.378 \| good	2.614 \| good	0.182 \| good
2026-09-06T13:00:00.000Z	33 \| good	6.309 \| good	21.721 \| good	17.533 \| good	0.352 \| good	2.481 \| good	0.182 \| good
2026-09-06T14:00:00.000Z	33 \| good	5.815 \| good	19.115 \| good	21.684 \| good	0.358 \| good	1.893 \| good	0.175 \| good
2026-09-06T15:00:00.000Z	27 \| good	5.434 \| good	18.904 \| good	24.852 \| good	0.414 \| good	1.249 \| good	0.175 \| good
2026-09-06T16:00:00.000Z	27 \| good	5.491 \| good	12.624 \| good	24.884 \| good	0.385 \| good	1.228 \| good	0.175 \| good
2026-09-06T17:00:00.000Z	27 \| good	5.356 \| good	18.567 \| good	25.213 \| good	0.384 \| good	1.247 \| good	0.175 \| good
2026-09-06T18:00:00.000Z	28 \| good	5.14 \| good	17.289 \| good	30.009 \| good	0.412 \| good	1.097 \| good	0.194 \| good
2026-09-06T19:00:00.000Z	28 \| good	4.627 \| good	14.874 \| good	29.919 \| good	0.465 \| good	1.295 \| good	0.194 \| good
2026-09-06T20:00:00.000Z	31 \| good	5 \| good	23.411 \| good	33.017 \| good	0.418 \| good	1.087 \| good	0.194 \| good
2026-09-06T21:00:00.000Z	33 \| good	5.522 \| good	21.417 \| good	34.096 \| good	0.516 \| good	1.155 \| good	0.194 \| good
2026-09-06T22:00:00.000Z	33 \| good	5.713 \| good	19.138 \| good	31.929 \| good	0.626 \| good	1.253 \| good	0.194 \| good
2026-09-06T23:00:00.000Z	31 \| good	5.034 \| good	13.369 \| good	33.879 \| good	0.517 \| good	1.944 \| good	0.22 \| good
2026-09-07T00:00:00.000Z	27 \| good	5.408 \| good	13.851 \| good	28.865 \| good	0.48 \| good	2.528 \| good	0.213 \| good
2026-09-07T01:00:00.000Z	33 \| good	5.834 \| good	17.494 \| good	30.61 \| good	0.438 \| good	4.336 \| good	0.22 \| good
2026-09-07T02:00:00.000Z	33 \| good	5.818 \| good	19.336 \| good	26.998 \| good	0.374 \| good	5.268 \| good	0.22 \| good
2026-09-07T03:00:00.000Z	49 \| good	8.811 \| good	38.951 \| good	20.196 \| good	0.218 \| good	3.537 \| good	0.162 \| good
2026-09-07T04:00:00.000Z	33 \| good	5.843 \| good	23.184 \| good	22.559 \| good	0.328 \| good	6.873 \| good	0.239 \| good
2026-09-07T05:00:00.000Z	33 \| good	5.802 \| good	19.614 \| good	22.796 \| good	0.349 \| good	5.487 \| good	0.22 \| good
2026-09-07T06:00:00.000Z	33 \| good	6.031 \| good	22.279 \| good	15.361 \| good	0.398 \| good	4.842 \| good	0.235 \| good
2026-09-07T07:00:00.000Z	33 \| good	5.864 \| good	28.397 \| good	17.886 \| good	0.398 \| good	6.675 \| good	0.227 \| good
2026-09-07T08:00:00.000Z	33 \| good	6.415 \| good	23.651 \| good	18.574 \| good	0.383 \| good	10.186 \| good	0.227 \| good
2026-09-07T09:00:00.000Z	33 \| good	6.435 \| good	22.832 \| good	9.378 \| good	0.43 \| good	8.099 \| good	0.213 \| good
2026-09-07T10:00:00.000Z	27 \| good	5.388 \| good	18.843 \| good	14.462 \| good	0.333 \| good	8.234 \| good	0.22 \| good
2026-09-07T10:00:00.000Z	33 \| good	5.903 \| good	18.922 \| good	13.595 \| good	0.569 \| good	7.97 \| good	0.271 \| good
2026-09-07T11:00:00.000Z	44 \| good	7.562 \| good	33.08 \| good	15.263 \| good	0.242 \| good	5.919 \| good	0.181 \| good
2026-09-07T12:00:00.000Z	38 \| good	7.308 \| good	32.011 \| good	15.973 \| good	0.221 \| good	5.377 \| good	0.181 \| good
2026-09-07T13:00:00.000Z	33 \| good	6.322 \| good	28.031 \| good	18.982 \| good	0.207 \| good	4.016 \| good	0.182 \| good
2026-09-07T14:00:00.000Z	33 \| good	5.795 \| good	24.99 \| good	23.681 \| good	0.233 \| good	3 \| good	0.178 \| good
2026-09-07T15:00:00.000Z	33 \| good	5.678 \| good	24.13 \| good	25.115 \| good	0.265 \| good	1.661 \| good	0.162 \| good
2026-09-07T16:00:00.000Z	27 \| good	5.278 \| good	22.99 \| good	26.606 \| good	0.239 \| good	0.803 \| good	0.15 \| good
2026-09-07T17:00:00.000Z	33 \| good	5.639 \| good	24.04 \| good	27.646 \| good	0.225 \| good	0.57 \| good	0.148 \| good
2026-09-07T18:00:00.000Z	38 \| good	6.89 \| good	30.161 \| good	30.939 \| good	0.233 \| good	0.498 \| good	0.147 \| good
2026-09-07T19:00:00.000Z	38 \| good	7.293 \| good	32.09 \| good	37.217 \| good	0.253 \| good	0.487 \| good	0.147 \| good
2026-09-07T20:00:00.000Z	38 \| good	7.122 \| good	31.916 \| good	39.664 \| good	0.29 \| good	0.508 \| good	0.148 \| good
2026-09-07T21:00:00.000Z	38 \| good	7.366 \| good	32.135 \| good	38.744 \| good	0.343 \| good	0.587 \| good	0.149 \| good
2026-09-07T22:00:00.000Z	49 \| good	8.564 \| good	37.152 \| good	37.459 \| good	0.404 \| good	0.745 \| good	0.151 \| good
2026-09-07T23:00:00.000Z	44 \| good	7.698 \| good	34.055 \| good	36.44 \| good	0.444 \| good	1.254 \| good	0.155 \| good
2026-09-08T00:00:00.000Z	33 \| good	6.239 \| good	27.927 \| good	30.508 \| good	0.484 \| good	1.924 \| good	0.16 \| good
2026-09-08T01:00:00.000Z	44 \| good	7.934 \| good	35.023 \| good	30.429 \| good	0.54 \| good	2.478 \| good	0.163 \| good
2026-09-08T02:00:00.000Z	44 \| good	8.107 \| good	35.179 \| good	28.83 \| good	0.578 \| good	2.746 \| good	0.164 \| good
2026-09-08T03:00:00.000Z	52 \| moderate	9.552 \| good	42.971 \| good	25.65 \| good	0.579 \| good	2.945 \| good	0.164 \| good
2026-09-08T04:00:00.000Z	49 \| good	9.291 \| good	41.129 \| good	23.601 \| good	0.561 \| good	3.105 \| good	0.164 \| good
2026-09-08T05:00:00.000Z	49 \| good	9.431 \| good	42.045 \| good	23.877 \| good	0.554 \| good	3.143 \| good	0.163 \| good
2026-09-08T06:00:00.000Z	49 \| good	9.24 \| good	41.033 \| good	23.862 \| good	0.575 \| good	3.035 \| good	0.163 \| good
2026-09-08T07:00:00.000Z	44 \| good	8.45 \| good	37.034 \| good	23.385 \| good	0.602 \| good	2.962 \| good	0.162 \| good
2026-09-08T08:00:00.000Z	44 \| good	7.729 \| good	33.976 \| good	25.04 \| good	0.615 \| good	3.094 \| good	0.163 \| good
2026-09-08T09:00:00.000Z	49 \| good	8.952 \| good	39.233 \| good	24.828 \| good	0.641 \| good	3.35 \| good	0.163 \| good
2026-09-08T10:00:00.000Z	49 \| good	8.783 \| good	38.254 \| good	18.907 \| good	0.702 \| good	3.618 \| good	0.164 \| good
2026-09-08T11:00:00.000Z	49 \| good	9.009 \| good	39.19 \| good	18.679 \| good	0.791 \| good	3.973 \| good	0.165 \| good
2026-09-08T12:00:00.000Z	49 \| good	8.998 \| good	39.178 \| good	18.844 \| good	0.875 \| good	4.698 \| good	0.167 \| good
2026-09-08T13:00:00.000Z	49 \| good	9.235 \| good	41.059 \| good	21.336 \| good	0.921 \| good	5.006 \| good	0.172 \| good
2026-09-08T14:00:00.000Z	49 \| good	9.366 \| good	41.913 \| good	22.003 \| good	0.954 \| good	5.161 \| good	0.178 \| good
2026-09-08T15:00:00.000Z	52 \| moderate	9.567 \| good	42.98 \| good	22.133 \| good	1.027 \| good	4.922 \| good	0.18 \| good
2026-09-08T16:00:00.000Z	54 \| moderate	10.709 \| good	47.855 \| good	29.914 \| good	0.991 \| good	4.425 \| good	0.18 \| good
2026-09-08T17:00:00.000Z	52 \| moderate	10.364 \| good	45.927 \| good	37.791 \| good	0.891 \| good	3.582 \| good	0.179 \| good
2026-09-08T18:00:00.000Z	49 \| good	8.962 \| good	39.151 \| good	39.207 \| good	0.793 \| good	2.708 \| good	0.178 \| good
2026-09-08T19:00:00.000Z	44 \| good	7.982 \| good	35.033 \| good	35.996 \| good	0.723 \| good	1.83 \| good	0.178 \| good
2026-09-08T20:00:00.000Z	44 \| good	7.929 \| good	34.98 \| good	36.75 \| good	0.674 \| good	1.381 \| good	0.178 \| good
2026-09-08T21:00:00.000Z	44 \| good	7.69 \| good	33.944 \| good	39.287 \| good	0.613 \| good	1.357 \| good	0.18 \| good
2026-09-08T22:00:00.000Z	38 \| good	7.088 \| good	31.074 \| good	38.467 \| good	0.568 \| good	1.465 \| good	0.181 \| good
2026-09-08T23:00:00.000Z	33 \| good	6.284 \| good	27.989 \| good	35.534 \| good	0.534 \| good	1.636 \| good	0.184 \| good
2026-09-09T00:00:00.000Z	33 \| good	6.354 \| good	28.112 \| good	35.466 \| good	0.511 \| good	2.091 \| good	0.186 \| good
2026-09-09T01:00:00.000Z	33 \| good	6.405 \| good	28.947 \| good	33.456 \| good	0.504 \| good	2.354 \| good	0.188 \| good
2026-09-09T02:00:00.000Z	44 \| good	7.667 \| good	33.93 \| good	38.258 \| good	0.478 \| good	2.373 \| good	0.188 \| good
2026-09-09T03:00:00.000Z	38 \| good	6.794 \| good	30.045 \| good	41.327 \| good	0.46 \| good	2.425 \| good	0.189 \| good
2026-09-09T04:00:00.000Z	38 \| good	7.131 \| good	31.903 \| good	38.206 \| good	0.444 \| good	2.52 \| good	0.189 \| good
2026-09-09T05:00:00.000Z	38 \| good	6.666 \| good	29.903 \| good	37.845 \| good	0.457 \| good	2.643 \| good	0.19 \| good
2026-09-09T06:00:00.000Z	38 \| good	7.22 \| good	31.931 \| good	35.821 \| good	0.5 \| good	2.524 \| good	0.19 \| good
2026-09-09T07:00:00.000Z	33 \| good	6.405 \| good	28.915 \| good	32.795 \| good	0.523 \| good	2.29 \| good	0.189 \| good
2026-09-09T08:00:00.000Z	29 \| good	4.869 \| good	20.878 \| good	31.104 \| good	0.531 \| good	2.107 \| good	0.193 \| good
2026-09-09T09:00:00.000Z	28 \| good	3.118 \| good	13.747 \| good	30.326 \| good	0.531 \| good	2.027 \| good	0.197 \| good
2026-09-09T10:00:00.000Z	38 \| good	6.771 \| good	30.02 \| good	30.169 \| good	0.487 \| good	1.946 \| good	0.2 \| good

Wisconsin

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Wisconsin, USA

Air quality in cities of Wisconsin, USA

City	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
Menomonie, Wisconsin	56 Moderate	11.85μg/m³ Good	51.98μg/m³ Good	6.92ppb Good	0.20ppb Good	2.22ppb Good	0.15ppm Good
Waukesha city, Wisconsin	44 Good	7.97μg/m³ Good	13.01μg/m³ Good	11.95ppb Good	0.74ppb Good	9.15ppb Good	0.26ppm Good
Pewaukee city, Wisconsin	44 Good	7.90μg/m³ Good	13.05μg/m³ Good	11.79ppb Good	0.73ppb Good	9.24ppb Good	0.26ppm Good
Green Bay, Wisconsin	44 Good	7.69μg/m³ Good	33.02μg/m³ Good	13.16ppb Good	0.49ppb Good	5.63ppb Good	0.23ppm Good
Ashwaubenon, Wisconsin	38 Good	7.45μg/m³ Good	31.11μg/m³ Good	13.16ppb Good	0.50ppb Good	5.80ppb Good	0.23ppm Good
Allouez, Wisconsin	44 Good	7.54μg/m³ Good	31.79μg/m³ Good	13.16ppb Good	0.50ppb Good	5.76ppb Good	0.23ppm Good
De Pere, Wisconsin	38 Good	7.20μg/m³ Good	29.13μg/m³ Good	12.94ppb Good	0.51ppb Good	5.93ppb Good	0.23ppm Good
Howard, Wisconsin	38 Good	7.22μg/m³ Good	29.43μg/m³ Good	13.15ppb Good	0.50ppb Good	5.94ppb Good	0.23ppm Good
Hobart, Wisconsin	38 Good	7.05μg/m³ Good	20.55μg/m³ Good	14.11ppb Good	0.54ppb Good	5.29ppb Good	0.23ppm Good
Bellevue, Wisconsin	38 Good	6.94μg/m³ Good	26.48μg/m³ Good	13.01ppb Good	0.48ppb Good	6.49ppb Good	0.23ppm Good
New Berlin, Wisconsin	38 Good	6.93μg/m³ Good	14.42μg/m³ Good	12.96ppb Good	0.63ppb Good	9.84ppb Good	0.28ppm Good
Sussex, Wisconsin	38 Good	6.85μg/m³ Good	13.95μg/m³ Good	12.14ppb Good	0.73ppb Good	8.28ppb Good	0.25ppm Good
Eau Claire, Wisconsin	38 Good	6.70μg/m³ Good	12.52μg/m³ Good	18.11ppb Good	0.59ppb Good	5.67ppb Good	0.44ppm Good
Menomonee Falls, Wisconsin	38 Good	6.76μg/m³ Good	14.22μg/m³ Good	12.12ppb Good	0.65ppb Good	8.99ppb Good	0.26ppm Good
Suamico, Wisconsin	38 Good	6.73μg/m³ Good	20.40μg/m³ Good	13.51ppb Good	0.47ppb Good	7.81ppb Good	0.23ppm Good
Greenville, Wisconsin	38 Good	6.55μg/m³ Good	18.33μg/m³ Good	13.25ppb Good	0.61ppb Good	5.29ppb Good	0.23ppm Good
Holmen, Wisconsin	38 Good	6.58μg/m³ Good	25.02μg/m³ Good	19.50ppb Good	0.54ppb Good	5.97ppb Good	0.41ppm Good
Neenah, Wisconsin	33 Good	6.49μg/m³ Good	14.88μg/m³ Good	12.73ppb Good	0.61ppb Good	5.32ppb Good	0.23ppm Good
Menasha, Wisconsin	33 Good	6.49μg/m³ Good	14.88μg/m³ Good	12.73ppb Good	0.61ppb Good	5.32ppb Good	0.23ppm Good
Brookfield, Wisconsin	33 Good	6.43μg/m³ Good	22.12μg/m³ Good	12.07ppb Good	0.67ppb Good	9.24ppb Good	0.27ppm Good
La Crosse, Wisconsin	33 Good	6.33μg/m³ Good	22.44μg/m³ Good	23.97ppb Good	0.60ppb Good	6.04ppb Good	0.40ppm Good
Milwaukee, Wisconsin	33 Good	6.37μg/m³ Good	15.74μg/m³ Good	8.41ppb Good	0.39ppb Good	11.42ppb Good	0.29ppm Good
Onalaska, Wisconsin	33 Good	6.36μg/m³ Good	23.72μg/m³ Good	18.90ppb Good	0.54ppb Good	6.00ppb Good	0.41ppm Good
Stevens Point, Wisconsin	33 Good	6.33μg/m³ Good	21.79μg/m³ Good	13.79ppb Good	0.39ppb Good	7.83ppb Good	0.34ppm Good
Superior city, Wisconsin	33 Good	6.37μg/m³ Good	28.77μg/m³ Good	16.86ppb Good	0.78ppb Good	2.46ppb Good	0.47ppm Good
Wauwatosa, Wisconsin	33 Good	6.29μg/m³ Good	14.76μg/m³ Good	8.37ppb Good	0.41ppb Good	11.56ppb Good	0.28ppm Good
Wausau, Wisconsin	33 Good	6.34μg/m³ Good	17.79μg/m³ Good	13.16ppb Good	0.42ppb Good	7.18ppb Good	0.36ppm Good
Chippewa Falls, Wisconsin	33 Good	6.18μg/m³ Good	14.08μg/m³ Good	16.91ppb Good	0.60ppb Good	5.64ppb Good	0.44ppm Good
Germantown, Wisconsin	33 Good	6.25μg/m³ Good	16.06μg/m³ Good	11.63ppb Good	0.66ppb Good	8.96ppb Good	0.26ppm Good
Hartland, Wisconsin	33 Good	6.27μg/m³ Good	16.61μg/m³ Good	12.20ppb Good	0.77ppb Good	7.96ppb Good	0.24ppm Good
Marshfield, Wisconsin	33 Good	6.16μg/m³ Good	24.03μg/m³ Good	15.92ppb Good	0.38ppb Good	6.72ppb Good	0.40ppm Good
Oshkosh, Wisconsin	33 Good	6.20μg/m³ Good	14.79μg/m³ Good	14.06ppb Good	0.55ppb Good	8.63ppb Good	0.23ppm Good
Plover, Wisconsin	33 Good	6.19μg/m³ Good	21.10μg/m³ Good	13.74ppb Good	0.39ppb Good	7.85ppb Good	0.34ppm Good
Shorewood, Wisconsin	33 Good	6.17μg/m³ Good	18.58μg/m³ Good	1.81ppb Good	0.13ppb Good	6.74ppb Good	0.28ppm Good
West Allis, Wisconsin	33 Good	6.25μg/m³ Good	14.04μg/m³ Good	8.79ppb Good	0.44ppb Good	12.15ppb Good	0.29ppm Good
Whitefish Bay, Wisconsin	33 Good	6.18μg/m³ Good	18.93μg/m³ Good	1.09ppb Good	0.10ppb Good	6.26ppb Good	0.28ppm Good
Wisconsin Rapids, Wisconsin	33 Good	6.26μg/m³ Good	21.98μg/m³ Good	15.38ppb Good	0.38ppb Good	7.57ppb Good	0.35ppm Good
Harrison, Wisconsin	33 Good	5.92μg/m³ Good	20.82μg/m³ Good	12.98ppb Good	0.68ppb Good	5.18ppb Good	0.23ppm Good
Kaukauna, Wisconsin	33 Good	5.92μg/m³ Good	19.44μg/m³ Good	13.31ppb Good	0.70ppb Good	5.28ppb Good	0.23ppm Good
Muskego, Wisconsin	33 Good	5.99μg/m³ Good	15.87μg/m³ Good	11.15ppb Good	0.78ppb Good	10.16ppb Good	0.27ppm Good
Weston, Wisconsin	33 Good	6.08μg/m³ Good	17.94μg/m³ Good	13.59ppb Good	0.41ppb Good	7.19ppb Good	0.36ppm Good
Appleton, Wisconsin	33 Good	5.83μg/m³ Good	24.61μg/m³ Good	12.09ppb Good	0.65ppb Good	4.66ppb Good	0.23ppm Good
Beloit, Wisconsin	33 Good	5.78μg/m³ Good	26.46μg/m³ Good	16.85ppb Good	1.10ppb Good	7.70ppb Good	0.23ppm Good
Glendale, Wisconsin	33 Good	5.85μg/m³ Good	16.10μg/m³ Good	6.83ppb Good	0.33ppb Good	9.17ppb Good	0.27ppm Good
Brown Deer, Wisconsin	33 Good	5.85μg/m³ Good	16.10μg/m³ Good	6.83ppb Good	0.33ppb Good	9.17ppb Good	0.27ppm Good
Fox Crossing, Wisconsin	33 Good	5.85μg/m³ Good	24.33μg/m³ Good	12.14ppb Good	0.65ppb Good	4.75ppb Good	0.23ppm Good
Fond du Lac, Wisconsin	33 Good	5.88μg/m³ Good	16.89μg/m³ Good	19.27ppb Good	0.48ppb Good	8.56ppb Good	0.23ppm Good
Greenfield, Wisconsin	33 Good	5.78μg/m³ Good	11.43μg/m³ Good	9.04ppb Good	0.50ppb Good	14.45ppb Good	0.29ppm Good
Little Chute, Wisconsin	33 Good	5.91μg/m³ Good	21.29μg/m³ Good	12.88ppb Good	0.68ppb Good	5.11ppb Good	0.23ppm Good
Monroe, Wisconsin	33 Good	5.91μg/m³ Good	16.89μg/m³ Good	20.27ppb Good	0.28ppb Good	7.87ppb Good	0.22ppm Good

City	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
No results found

0.26ppm

How accurate is Wisconsin, USA air quality data?

The air quality data for Wisconsin, 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

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.

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Frequently asked questions

How frequently does the air quality data for Wisconsin, USA get updated?

Air quality updates for Wisconsin, USA are available every hour.

What time in the past 24 hours saw the poorest air quality in Wisconsin, USA?

Wisconsin, USA experienced its worst air quality at 03:00:00, 2026-09-07.

When was air quality in Wisconsin, USA the best over the past 24 hours?

The best air quality in Wisconsin, USA was observed at 12:00:00 on 2026-09-07.

What is the air quality in Wisconsin, USA right now?

The air quality in Wisconsin, USA right now is Good, with an AQI of 33.

What pollutant is most frequently found in Wisconsin, USA?

In Wisconsin, USA, PM2.5 is the most frequently found pollutant.

What can I do if the air quality in Wisconsin, USA is poor?

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

What is the PM_2.5 concentration in Wisconsin, USA right now?

Wisconsin, USA currently has a PM_2.5 concentration of 5.903 μg/m³.

What is the current level of PM₁₀ in Wisconsin, USA?

Wisconsin, USA currently has a PM₁₀ concentration of 18.922 μg/m³.

What is the current level of carbon monoxide (CO) in Wisconsin, USA?

The current carbon monoxide (CO) level in Wisconsin, USA is 0.271 ppm.

What is the current level of sulfur dioxide (SO₂) in Wisconsin, USA?

The current sulfur dioxide (SO₂) concentration in Wisconsin, USA is 0.569 ppb.

What is the current level of ozone (O₃) in Wisconsin, USA?

Wisconsin, USA currently has an ozone (O₃) concentration of 13.595 ppm.

What is the current level of nitrogen dioxide (NO₂) in Wisconsin, USA?

The current level of nitrogen dioxide (NO₂) in Wisconsin, USA is 7.97 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T11:00:00.000Z	27 \| good	5.408 \| good	24.746 \| good	26.461 \| good	0.371 \| good	4.721 \| good	0.133 \| good
2026-09-05T12:00:00.000Z	27 \| good	5.483 \| good	17.101 \| good	22.224 \| good	0.366 \| good	3.78 \| good	0.125 \| good
2026-09-05T13:00:00.000Z	27 \| good	5.04 \| good	19.62 \| good	21.769 \| good	0.365 \| good	3.997 \| good	0.13 \| good
2026-09-05T14:00:00.000Z	27 \| good	5.111 \| good	13.052 \| good	23.459 \| good	0.311 \| good	4.069 \| good	0.15 \| good
2026-09-05T15:00:00.000Z	27 \| good	4.927 \| good	15.664 \| good	28.135 \| good	0.38 \| good	3.286 \| good	0.15 \| good
2026-09-05T16:00:00.000Z	27 \| good	5.025 \| good	21.89 \| good	26.637 \| good	0.326 \| good	2.943 \| good	0.21 \| good
2026-09-05T17:00:00.000Z	33 \| good	5.643 \| good	25.328 \| good	30.845 \| good	0.334 \| good	2.224 \| good	0.202 \| good
2026-09-05T18:00:00.000Z	27 \| good	4.853 \| good	21.375 \| good	28.334 \| good	0.356 \| good	2.063 \| good	0.21 \| good
2026-09-05T19:00:00.000Z	29 \| good	4.672 \| good	14.092 \| good	31.335 \| good	0.304 \| good	2.29 \| good	0.209 \| good
2026-09-05T20:00:00.000Z	27 \| good	5.054 \| good	13.898 \| good	27.991 \| good	0.349 \| good	2.406 \| good	0.209 \| good
2026-09-05T21:00:00.000Z	28 \| good	4.824 \| good	13.131 \| good	30.324 \| good	0.349 \| good	2.432 \| good	0.194 \| good
2026-09-05T22:00:00.000Z	28 \| good	4.991 \| good	15.022 \| good	30.326 \| good	0.325 \| good	2.645 \| good	0.213 \| good
2026-09-05T23:00:00.000Z	29 \| good	4.889 \| good	13.322 \| good	31.262 \| good	0.349 \| good	2.637 \| good	0.201 \| good
2026-09-06T00:00:00.000Z	28 \| good	5.359 \| good	18.71 \| good	29.658 \| good	0.347 \| good	3.018 \| good	0.22 \| good
2026-09-06T01:00:00.000Z	28 \| good	4.789 \| good	17.465 \| good	30.106 \| good	0.335 \| good	3.553 \| good	0.201 \| good
2026-09-06T02:00:00.000Z	33 \| good	6.293 \| good	20.007 \| good	25.493 \| good	0.371 \| good	4.145 \| good	0.213 \| good
2026-09-06T03:00:00.000Z	44 \| good	7.514 \| good	33.041 \| good	18.905 \| good	0.176 \| good	2.538 \| good	0.152 \| good
2026-09-06T04:00:00.000Z	33 \| good	5.849 \| good	14.82 \| good	25.054 \| good	0.247 \| good	3.385 \| good	0.213 \| good
2026-09-06T05:00:00.000Z	38 \| good	7.265 \| good	17.407 \| good	21.961 \| good	0.286 \| good	4.1 \| good	0.213 \| good
2026-09-06T06:00:00.000Z	38 \| good	6.588 \| good	28.498 \| good	20.796 \| good	0.373 \| good	5.347 \| good	0.22 \| good
2026-09-06T07:00:00.000Z	33 \| good	5.54 \| good	23.114 \| good	20.581 \| good	0.373 \| good	5.162 \| good	0.22 \| good
2026-09-06T08:00:00.000Z	38 \| good	7.002 \| good	24.322 \| good	11.758 \| good	0.325 \| good	4.261 \| good	0.201 \| good
2026-09-06T09:00:00.000Z	33 \| good	5.776 \| good	18.324 \| good	16.077 \| good	0.37 \| good	4.495 \| good	0.201 \| good
2026-09-06T10:00:00.000Z	33 \| good	6.054 \| good	19.431 \| good	13.674 \| good	0.364 \| good	4.072 \| good	0.201 \| good
2026-09-06T11:00:00.000Z	33 \| good	6.131 \| good	22.595 \| good	13.403 \| good	0.312 \| good	4.201 \| good	0.199 \| good
2026-09-06T12:00:00.000Z	27 \| good	5.267 \| good	23.262 \| good	14.203 \| good	0.378 \| good	2.614 \| good	0.182 \| good
2026-09-06T13:00:00.000Z	33 \| good	6.309 \| good	21.721 \| good	17.533 \| good	0.352 \| good	2.481 \| good	0.182 \| good
2026-09-06T14:00:00.000Z	33 \| good	5.815 \| good	19.115 \| good	21.684 \| good	0.358 \| good	1.893 \| good	0.175 \| good
2026-09-06T15:00:00.000Z	27 \| good	5.434 \| good	18.904 \| good	24.852 \| good	0.414 \| good	1.249 \| good	0.175 \| good
2026-09-06T16:00:00.000Z	27 \| good	5.491 \| good	12.624 \| good	24.884 \| good	0.385 \| good	1.228 \| good	0.175 \| good
2026-09-06T17:00:00.000Z	27 \| good	5.356 \| good	18.567 \| good	25.213 \| good	0.384 \| good	1.247 \| good	0.175 \| good
2026-09-06T18:00:00.000Z	28 \| good	5.14 \| good	17.289 \| good	30.009 \| good	0.412 \| good	1.097 \| good	0.194 \| good
2026-09-06T19:00:00.000Z	28 \| good	4.627 \| good	14.874 \| good	29.919 \| good	0.465 \| good	1.295 \| good	0.194 \| good
2026-09-06T20:00:00.000Z	31 \| good	5 \| good	23.411 \| good	33.017 \| good	0.418 \| good	1.087 \| good	0.194 \| good
2026-09-06T21:00:00.000Z	33 \| good	5.522 \| good	21.417 \| good	34.096 \| good	0.516 \| good	1.155 \| good	0.194 \| good
2026-09-06T22:00:00.000Z	33 \| good	5.713 \| good	19.138 \| good	31.929 \| good	0.626 \| good	1.253 \| good	0.194 \| good
2026-09-06T23:00:00.000Z	31 \| good	5.034 \| good	13.369 \| good	33.879 \| good	0.517 \| good	1.944 \| good	0.22 \| good
2026-09-07T00:00:00.000Z	27 \| good	5.408 \| good	13.851 \| good	28.865 \| good	0.48 \| good	2.528 \| good	0.213 \| good
2026-09-07T01:00:00.000Z	33 \| good	5.834 \| good	17.494 \| good	30.61 \| good	0.438 \| good	4.336 \| good	0.22 \| good
2026-09-07T02:00:00.000Z	33 \| good	5.818 \| good	19.336 \| good	26.998 \| good	0.374 \| good	5.268 \| good	0.22 \| good
2026-09-07T03:00:00.000Z	49 \| good	8.811 \| good	38.951 \| good	20.196 \| good	0.218 \| good	3.537 \| good	0.162 \| good
2026-09-07T04:00:00.000Z	33 \| good	5.843 \| good	23.184 \| good	22.559 \| good	0.328 \| good	6.873 \| good	0.239 \| good
2026-09-07T05:00:00.000Z	33 \| good	5.802 \| good	19.614 \| good	22.796 \| good	0.349 \| good	5.487 \| good	0.22 \| good
2026-09-07T06:00:00.000Z	33 \| good	6.031 \| good	22.279 \| good	15.361 \| good	0.398 \| good	4.842 \| good	0.235 \| good
2026-09-07T07:00:00.000Z	33 \| good	5.864 \| good	28.397 \| good	17.886 \| good	0.398 \| good	6.675 \| good	0.227 \| good
2026-09-07T08:00:00.000Z	33 \| good	6.415 \| good	23.651 \| good	18.574 \| good	0.383 \| good	10.186 \| good	0.227 \| good
2026-09-07T09:00:00.000Z	33 \| good	6.435 \| good	22.832 \| good	9.378 \| good	0.43 \| good	8.099 \| good	0.213 \| good
2026-09-07T10:00:00.000Z	27 \| good	5.388 \| good	18.843 \| good	14.462 \| good	0.333 \| good	8.234 \| good	0.22 \| good
2026-09-07T10:00:00.000Z	33 \| good	5.903 \| good	18.922 \| good	13.595 \| good	0.569 \| good	7.97 \| good	0.271 \| good
2026-09-07T11:00:00.000Z	44 \| good	7.562 \| good	33.08 \| good	15.263 \| good	0.242 \| good	5.919 \| good	0.181 \| good
2026-09-07T12:00:00.000Z	38 \| good	7.308 \| good	32.011 \| good	15.973 \| good	0.221 \| good	5.377 \| good	0.181 \| good
2026-09-07T13:00:00.000Z	33 \| good	6.322 \| good	28.031 \| good	18.982 \| good	0.207 \| good	4.016 \| good	0.182 \| good
2026-09-07T14:00:00.000Z	33 \| good	5.795 \| good	24.99 \| good	23.681 \| good	0.233 \| good	3 \| good	0.178 \| good
2026-09-07T15:00:00.000Z	33 \| good	5.678 \| good	24.13 \| good	25.115 \| good	0.265 \| good	1.661 \| good	0.162 \| good
2026-09-07T16:00:00.000Z	27 \| good	5.278 \| good	22.99 \| good	26.606 \| good	0.239 \| good	0.803 \| good	0.15 \| good
2026-09-07T17:00:00.000Z	33 \| good	5.639 \| good	24.04 \| good	27.646 \| good	0.225 \| good	0.57 \| good	0.148 \| good
2026-09-07T18:00:00.000Z	38 \| good	6.89 \| good	30.161 \| good	30.939 \| good	0.233 \| good	0.498 \| good	0.147 \| good
2026-09-07T19:00:00.000Z	38 \| good	7.293 \| good	32.09 \| good	37.217 \| good	0.253 \| good	0.487 \| good	0.147 \| good
2026-09-07T20:00:00.000Z	38 \| good	7.122 \| good	31.916 \| good	39.664 \| good	0.29 \| good	0.508 \| good	0.148 \| good
2026-09-07T21:00:00.000Z	38 \| good	7.366 \| good	32.135 \| good	38.744 \| good	0.343 \| good	0.587 \| good	0.149 \| good
2026-09-07T22:00:00.000Z	49 \| good	8.564 \| good	37.152 \| good	37.459 \| good	0.404 \| good	0.745 \| good	0.151 \| good
2026-09-07T23:00:00.000Z	44 \| good	7.698 \| good	34.055 \| good	36.44 \| good	0.444 \| good	1.254 \| good	0.155 \| good
2026-09-08T00:00:00.000Z	33 \| good	6.239 \| good	27.927 \| good	30.508 \| good	0.484 \| good	1.924 \| good	0.16 \| good
2026-09-08T01:00:00.000Z	44 \| good	7.934 \| good	35.023 \| good	30.429 \| good	0.54 \| good	2.478 \| good	0.163 \| good
2026-09-08T02:00:00.000Z	44 \| good	8.107 \| good	35.179 \| good	28.83 \| good	0.578 \| good	2.746 \| good	0.164 \| good
2026-09-08T03:00:00.000Z	52 \| moderate	9.552 \| good	42.971 \| good	25.65 \| good	0.579 \| good	2.945 \| good	0.164 \| good
2026-09-08T04:00:00.000Z	49 \| good	9.291 \| good	41.129 \| good	23.601 \| good	0.561 \| good	3.105 \| good	0.164 \| good
2026-09-08T05:00:00.000Z	49 \| good	9.431 \| good	42.045 \| good	23.877 \| good	0.554 \| good	3.143 \| good	0.163 \| good
2026-09-08T06:00:00.000Z	49 \| good	9.24 \| good	41.033 \| good	23.862 \| good	0.575 \| good	3.035 \| good	0.163 \| good
2026-09-08T07:00:00.000Z	44 \| good	8.45 \| good	37.034 \| good	23.385 \| good	0.602 \| good	2.962 \| good	0.162 \| good
2026-09-08T08:00:00.000Z	44 \| good	7.729 \| good	33.976 \| good	25.04 \| good	0.615 \| good	3.094 \| good	0.163 \| good
2026-09-08T09:00:00.000Z	49 \| good	8.952 \| good	39.233 \| good	24.828 \| good	0.641 \| good	3.35 \| good	0.163 \| good
2026-09-08T10:00:00.000Z	49 \| good	8.783 \| good	38.254 \| good	18.907 \| good	0.702 \| good	3.618 \| good	0.164 \| good
2026-09-08T11:00:00.000Z	49 \| good	9.009 \| good	39.19 \| good	18.679 \| good	0.791 \| good	3.973 \| good	0.165 \| good
2026-09-08T12:00:00.000Z	49 \| good	8.998 \| good	39.178 \| good	18.844 \| good	0.875 \| good	4.698 \| good	0.167 \| good
2026-09-08T13:00:00.000Z	49 \| good	9.235 \| good	41.059 \| good	21.336 \| good	0.921 \| good	5.006 \| good	0.172 \| good
2026-09-08T14:00:00.000Z	49 \| good	9.366 \| good	41.913 \| good	22.003 \| good	0.954 \| good	5.161 \| good	0.178 \| good
2026-09-08T15:00:00.000Z	52 \| moderate	9.567 \| good	42.98 \| good	22.133 \| good	1.027 \| good	4.922 \| good	0.18 \| good
2026-09-08T16:00:00.000Z	54 \| moderate	10.709 \| good	47.855 \| good	29.914 \| good	0.991 \| good	4.425 \| good	0.18 \| good
2026-09-08T17:00:00.000Z	52 \| moderate	10.364 \| good	45.927 \| good	37.791 \| good	0.891 \| good	3.582 \| good	0.179 \| good
2026-09-08T18:00:00.000Z	49 \| good	8.962 \| good	39.151 \| good	39.207 \| good	0.793 \| good	2.708 \| good	0.178 \| good
2026-09-08T19:00:00.000Z	44 \| good	7.982 \| good	35.033 \| good	35.996 \| good	0.723 \| good	1.83 \| good	0.178 \| good
2026-09-08T20:00:00.000Z	44 \| good	7.929 \| good	34.98 \| good	36.75 \| good	0.674 \| good	1.381 \| good	0.178 \| good
2026-09-08T21:00:00.000Z	44 \| good	7.69 \| good	33.944 \| good	39.287 \| good	0.613 \| good	1.357 \| good	0.18 \| good
2026-09-08T22:00:00.000Z	38 \| good	7.088 \| good	31.074 \| good	38.467 \| good	0.568 \| good	1.465 \| good	0.181 \| good
2026-09-08T23:00:00.000Z	33 \| good	6.284 \| good	27.989 \| good	35.534 \| good	0.534 \| good	1.636 \| good	0.184 \| good
2026-09-09T00:00:00.000Z	33 \| good	6.354 \| good	28.112 \| good	35.466 \| good	0.511 \| good	2.091 \| good	0.186 \| good
2026-09-09T01:00:00.000Z	33 \| good	6.405 \| good	28.947 \| good	33.456 \| good	0.504 \| good	2.354 \| good	0.188 \| good
2026-09-09T02:00:00.000Z	44 \| good	7.667 \| good	33.93 \| good	38.258 \| good	0.478 \| good	2.373 \| good	0.188 \| good
2026-09-09T03:00:00.000Z	38 \| good	6.794 \| good	30.045 \| good	41.327 \| good	0.46 \| good	2.425 \| good	0.189 \| good
2026-09-09T04:00:00.000Z	38 \| good	7.131 \| good	31.903 \| good	38.206 \| good	0.444 \| good	2.52 \| good	0.189 \| good
2026-09-09T05:00:00.000Z	38 \| good	6.666 \| good	29.903 \| good	37.845 \| good	0.457 \| good	2.643 \| good	0.19 \| good
2026-09-09T06:00:00.000Z	38 \| good	7.22 \| good	31.931 \| good	35.821 \| good	0.5 \| good	2.524 \| good	0.19 \| good
2026-09-09T07:00:00.000Z	33 \| good	6.405 \| good	28.915 \| good	32.795 \| good	0.523 \| good	2.29 \| good	0.189 \| good
2026-09-09T08:00:00.000Z	29 \| good	4.869 \| good	20.878 \| good	31.104 \| good	0.531 \| good	2.107 \| good	0.193 \| good
2026-09-09T09:00:00.000Z	28 \| good	3.118 \| good	13.747 \| good	30.326 \| good	0.531 \| good	2.027 \| good	0.197 \| good
2026-09-09T10:00:00.000Z	38 \| good	6.771 \| good	30.02 \| good	30.169 \| good	0.487 \| good	1.946 \| good	0.2 \| good

Current air quality index in Wisconsin, USA today

Common air pollutants in Wisconsin, USA

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Wisconsin, USA air quality forecast and history

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Wisconsin, USA

Air quality in cities of Wisconsin, USA

Air quality in nearby states

Michigan, USA

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Iowa, USA

Indiana, USA

Minnesota, USA

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How accurate is Wisconsin, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently does the air quality data for Wisconsin, USA get updated?

What time in the past 24 hours saw the poorest air quality in Wisconsin, USA?

When was air quality in Wisconsin, USA the best over the past 24 hours?

What is the air quality in Wisconsin, USA right now?

What pollutant is most frequently found in Wisconsin, USA?

What can I do if the air quality in Wisconsin, USA is poor?

What is the PM2.5 concentration in Wisconsin, USA right now?

What is the current level of PM10 in Wisconsin, USA?

What is the current level of carbon monoxide (CO) in Wisconsin, USA?

What is the current level of sulfur dioxide (SO2) in Wisconsin, USA?

What is the current level of ozone (O3) in Wisconsin, USA?

What is the current level of nitrogen dioxide (NO2) in Wisconsin, USA?

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 Wisconsin, USA right now?

What is the current level of PM₁₀ in Wisconsin, USA?

What is the current level of sulfur dioxide (SO₂) in Wisconsin, USA?

What is the current level of ozone (O₃) in Wisconsin, USA?

What is the current level of nitrogen dioxide (NO₂) in Wisconsin, USA?