What are the current PM10 levels at Caledonia, Wisconsin?

The current PM10 levels in Caledonia, Wisconsin are 14.057 μg/m3.

What are the current sulfur dioxide (SO2) levels at Caledonia, Wisconsin?

The current sulfur dioxide (SO2) levels in Caledonia, Wisconsin are 0.692 ppb.

What are the current ozone (O3) levels at Caledonia, Wisconsin?

The current ozone (O3) levels at Caledonia, Wisconsin is 38.77 ppm.

What are the current nitrogen dioxide (NO2) levels at Caledonia, Wisconsin?

The current nitrogen dioxide (NO2) levels at Caledonia, Wisconsin is 7.956 ppb.

Real-time air quality index in Caledonia, Wisconsin today

Q: What are the current PM2.5 levels in Caledonia, Wisconsin?

The measured PM2.5 levels in Caledonia, Wisconsin at present are 4.282 μg/m3.

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

Caledonia, Wisconsin

Last updated: ... (Local time)

Common air pollutants in Caledonia, Wisconsin

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.28 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

14.06 μg/m³

155

255

425

605+

Ozone (O₃)

38.77 ppb

201

201+

Sulfur Dioxide (SO₂)

0.69 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.96 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.26 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Caledonia, Wisconsin

Scroll To Air Quality Map

Track live Caledonia, Wisconsin air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-07T21:00:00.000Z	16 \| good	3.335 \| good	9.069 \| good	16.785 \| good	0.269 \| good	3.476 \| good	0.26 \| good
2026-03-07T22:00:00.000Z	22 \| good	3.532 \| good	13.001 \| good	15.789 \| good	0.327 \| good	3.54 \| good	0.26 \| good
2026-03-07T23:00:00.000Z	16 \| good	3.387 \| good	6.995 \| good	16.943 \| good	0.265 \| good	3.694 \| good	0.265 \| good
2026-03-08T00:00:00.000Z	16 \| good	2.918 \| good	9.919 \| good	17.058 \| good	0.254 \| good	3.393 \| good	0.26 \| good
2026-03-08T01:00:00.000Z	16 \| good	3.162 \| good	8.799 \| good	15.306 \| good	0.253 \| good	3.535 \| good	0.26 \| good
2026-03-08T02:00:00.000Z	16 \| good	3.209 \| good	7.971 \| good	17.392 \| good	0.253 \| good	3.345 \| good	0.26 \| good
2026-03-08T03:00:00.000Z	34 \| good	4.035 \| good	17.652 \| good	37.057 \| good	0.356 \| good	5.495 \| good	0.179 \| good
2026-03-08T04:00:00.000Z	27 \| good	4.67 \| good	20.405 \| good	18.877 \| good	0.252 \| good	3.704 \| good	0.26 \| good
2026-03-08T05:00:00.000Z	22 \| good	4.337 \| good	17.959 \| good	21.547 \| good	0.269 \| good	3.297 \| good	0.182 \| good
2026-03-08T06:00:00.000Z	22 \| good	3.988 \| good	14.8 \| good	22.265 \| good	0.184 \| good	2.866 \| good	0.182 \| good
2026-03-08T07:00:00.000Z	22 \| good	4.031 \| good	7.374 \| good	23.254 \| good	0.195 \| good	2.817 \| good	0.182 \| good
2026-03-08T08:00:00.000Z	27 \| good	4.772 \| good	19.468 \| good	27.811 \| good	0.264 \| good	2.094 \| good	0.185 \| good
2026-03-08T09:00:00.000Z	27 \| good	4.986 \| good	19.143 \| good	28.041 \| good	0.242 \| good	2.272 \| good	0.18 \| good
2026-03-08T10:00:00.000Z	27 \| good	5.07 \| good	14.138 \| good	29.248 \| good	0.276 \| good	2.445 \| good	0.185 \| good
2026-03-08T11:00:00.000Z	27 \| good	5.466 \| good	11.768 \| good	27.787 \| good	0.356 \| good	2.527 \| good	0.185 \| good
2026-03-08T12:00:00.000Z	38 \| good	6.511 \| good	13.022 \| good	25.979 \| good	0.333 \| good	2.611 \| good	0.185 \| good
2026-03-08T13:00:00.000Z	33 \| good	6.453 \| good	17.561 \| good	24.198 \| good	0.352 \| good	2.597 \| good	0.182 \| good
2026-03-08T14:00:00.000Z	44 \| good	7.501 \| good	28.318 \| good	25.975 \| good	0.354 \| good	2.896 \| good	0.182 \| good
2026-03-08T15:00:00.000Z	38 \| good	7.283 \| good	21.619 \| good	27.071 \| good	0.536 \| good	2.808 \| good	0.182 \| good
2026-03-08T16:00:00.000Z	33 \| good	6.488 \| good	18.268 \| good	28.467 \| good	0.552 \| good	2.81 \| good	0.182 \| good
2026-03-08T17:00:00.000Z	33 \| good	6.155 \| good	24.314 \| good	29.686 \| good	0.473 \| good	2.843 \| good	0.26 \| good
2026-03-08T18:00:00.000Z	33 \| good	5.938 \| good	14.25 \| good	29.163 \| good	0.548 \| good	2.856 \| good	0.182 \| good
2026-03-08T19:00:00.000Z	33 \| good	5.721 \| good	11.146 \| good	32.861 \| good	0.638 \| good	3.223 \| good	0.182 \| good
2026-03-08T20:00:00.000Z	33 \| good	5.271 \| good	12.788 \| good	36.136 \| good	0.515 \| good	3.775 \| good	0.26 \| good
2026-03-08T21:00:00.000Z	33 \| good	4.873 \| good	15.9 \| good	35.569 \| good	0.491 \| good	3.194 \| good	0.26 \| good
2026-03-08T22:00:00.000Z	36 \| good	4.671 \| good	12.907 \| good	38.91 \| good	0.556 \| good	3.241 \| good	0.26 \| good
2026-03-08T23:00:00.000Z	36 \| good	4.089 \| good	14.887 \| good	39.235 \| good	0.517 \| good	5.094 \| good	0.26 \| good
2026-03-09T00:00:00.000Z	38 \| good	3.973 \| good	15.602 \| good	40.792 \| good	0.565 \| good	6.085 \| good	0.338 \| good
2026-03-09T01:00:00.000Z	38 \| good	3.893 \| good	13.951 \| good	41.095 \| good	0.451 \| good	5.613 \| good	0.26 \| good
2026-03-09T02:00:00.000Z	36 \| good	3.824 \| good	14.511 \| good	38.598 \| good	0.419 \| good	6.512 \| good	0.26 \| good
2026-03-09T03:00:00.000Z	35 \| good	0.277 \| good	1 \| good	37.534 \| good	0.491 \| good	4.125 \| good	0.162 \| good
2026-03-09T04:00:00.000Z	31 \| good	3.358 \| good	10.549 \| good	33.686 \| good	0.396 \| good	3.831 \| good	0.182 \| good
2026-03-09T05:00:00.000Z	32 \| good	3.165 \| good	10.898 \| good	34.87 \| good	0.478 \| good	3.189 \| good	0.182 \| good
2026-03-09T06:00:00.000Z	32 \| good	3.108 \| good	11.673 \| good	34.893 \| good	0.403 \| good	2.551 \| good	0.182 \| good
2026-03-09T07:00:00.000Z	31 \| good	3.174 \| good	13.276 \| good	32.821 \| good	0.393 \| good	2.59 \| good	0.182 \| good
2026-03-09T08:00:00.000Z	31 \| good	3.195 \| good	11.662 \| good	32.668 \| good	0.397 \| good	2.79 \| good	0.182 \| good
2026-03-09T09:00:00.000Z	31 \| good	3.38 \| good	12.879 \| good	34.167 \| good	0.45 \| good	2.822 \| good	0.182 \| good
2026-03-09T10:00:00.000Z	31 \| good	3.506 \| good	11.426 \| good	33.996 \| good	0.44 \| good	5.908 \| good	0.182 \| good
2026-03-09T11:00:00.000Z	31 \| good	3.303 \| good	11.203 \| good	34.137 \| good	0.424 \| good	8.797 \| good	0.26 \| good
2026-03-09T12:00:00.000Z	29 \| good	3.638 \| good	15.241 \| good	31.285 \| good	0.448 \| good	10.096 \| good	0.263 \| good
2026-03-09T13:00:00.000Z	26 \| good	3.393 \| good	12.362 \| good	28.017 \| good	0.436 \| good	10.096 \| good	0.26 \| good
2026-03-09T14:00:00.000Z	25 \| good	3.786 \| good	15.804 \| good	26.775 \| good	0.448 \| good	12.002 \| good	0.264 \| good
2026-03-09T15:00:00.000Z	26 \| good	3.535 \| good	13.743 \| good	27.628 \| good	0.505 \| good	8.077 \| good	0.182 \| good
2026-03-09T16:00:00.000Z	29 \| good	3.796 \| good	13.56 \| good	31.285 \| good	0.472 \| good	6.511 \| good	0.186 \| good
2026-03-09T17:00:00.000Z	30 \| good	3.732 \| good	14.458 \| good	32.02 \| good	0.56 \| good	7.414 \| good	0.182 \| good
2026-03-09T18:00:00.000Z	29 \| good	4.154 \| good	12.116 \| good	30.503 \| good	0.648 \| good	7.687 \| good	0.26 \| good
2026-03-09T19:00:00.000Z	36 \| good	4.282 \| good	14.057 \| good	38.77 \| good	0.692 \| good	7.956 \| good	0.264 \| good
2026-03-09T20:00:00.000Z	38 \| good	5.627 \| good	16.035 \| good	41.07 \| good	0.744 \| good	9.036 \| good	0.264 \| good
2026-03-09T20:00:00.000Z	36 \| good	4.282 \| good	14.057 \| good	38.77 \| good	0.692 \| good	7.956 \| good	0.264 \| good
2026-03-09T21:00:00.000Z	41 \| good	2.174 \| good	8.778 \| good	44.262 \| good	0.676 \| good	5.531 \| good	0.192 \| good
2026-03-09T22:00:00.000Z	41 \| good	2.813 \| good	11.556 \| good	43.844 \| good	0.814 \| good	11.528 \| good	0.234 \| good
2026-03-09T23:00:00.000Z	38 \| good	2.715 \| good	11.138 \| good	40.555 \| good	0.952 \| good	17.525 \| good	0.276 \| good
2026-03-10T00:00:00.000Z	25 \| good	1.926 \| good	7.797 \| good	26.778 \| good	1.091 \| good	23.522 \| good	0.318 \| good
2026-03-10T01:00:00.000Z	25 \| good	3.683 \| good	16.281 \| good	23.855 \| good	1.264 \| good	26.959 \| good	0.336 \| good
2026-03-10T02:00:00.000Z	30 \| good	2.12 \| good	8.882 \| good	32.053 \| good	1.437 \| good	30.396 \| good	0.354 \| good
2026-03-10T03:00:00.000Z	32 \| good	4.809 \| good	20.994 \| good	24.912 \| good	1.611 \| good	33.834 \| good	0.373 \| good
2026-03-10T04:00:00.000Z	33 \| good	5.648 \| good	24.525 \| good	20.893 \| good	1.65 \| good	33.269 \| good	0.356 \| good
2026-03-10T05:00:00.000Z	31 \| good	5.436 \| good	23.568 \| good	30.732 \| good	1.689 \| good	32.705 \| good	0.339 \| good
2026-03-10T06:00:00.000Z	35 \| good	3.409 \| good	15.261 \| good	38.133 \| good	1.728 \| good	32.141 \| good	0.322 \| good
2026-03-10T07:00:00.000Z	35 \| good	1.703 \| good	7 \| good	37.613 \| good	1.535 \| good	26.457 \| good	0.293 \| good
2026-03-10T08:00:00.000Z	32 \| good	2.282 \| good	9.458 \| good	35.157 \| good	1.342 \| good	20.773 \| good	0.263 \| good
2026-03-10T09:00:00.000Z	33 \| good	2.785 \| good	11.489 \| good	35.65 \| good	1.149 \| good	15.089 \| good	0.234 \| good
2026-03-10T10:00:00.000Z	34 \| good	0.254 \| good	0.974 \| good	37.078 \| good	0.934 \| good	13.453 \| good	0.225 \| good
2026-03-10T11:00:00.000Z	32 \| good	0.497 \| good	1.901 \| good	35.15 \| good	0.72 \| good	11.816 \| good	0.217 \| good
2026-03-10T12:00:00.000Z	31 \| good	3.132 \| good	13.002 \| good	33.6 \| good	0.506 \| good	10.18 \| good	0.209 \| good
2026-03-10T13:00:00.000Z	31 \| good	3.084 \| good	13.004 \| good	34.263 \| good	0.502 \| good	10.084 \| good	0.222 \| good
2026-03-10T14:00:00.000Z	32 \| good	3.439 \| good	14.98 \| good	35.336 \| good	0.499 \| good	9.988 \| good	0.235 \| good
2026-03-10T15:00:00.000Z	27 \| good	1.881 \| good	7.857 \| good	29.168 \| good	0.496 \| good	9.892 \| good	0.249 \| good
2026-03-10T16:00:00.000Z	27 \| good	2.232 \| good	8.899 \| good	28.673 \| good	0.474 \| good	8.073 \| good	0.229 \| good
2026-03-10T17:00:00.000Z	27 \| good	2.23 \| good	9.26 \| good	28.545 \| good	0.451 \| good	6.254 \| good	0.209 \| good
2026-03-10T18:00:00.000Z	31 \| good	5.287 \| good	22.841 \| good	34.228 \| good	0.429 \| good	4.435 \| good	0.189 \| good
2026-03-10T19:00:00.000Z	31 \| good	4.587 \| good	19.953 \| good	34.124 \| good	0.403 \| good	4.321 \| good	0.184 \| good
2026-03-10T20:00:00.000Z	31 \| good	2.901 \| good	12 \| good	32.588 \| good	0.376 \| good	4.208 \| good	0.18 \| good
2026-03-10T21:00:00.000Z	26 \| good	1.933 \| good	8.028 \| good	28.11 \| good	0.35 \| good	4.095 \| good	0.175 \| good
2026-03-10T22:00:00.000Z	25 \| good	2.946 \| good	12.12 \| good	26.653 \| good	0.331 \| good	4.674 \| good	0.178 \| good
2026-03-10T23:00:00.000Z	27 \| good	2.586 \| good	10.553 \| good	28.583 \| good	0.312 \| good	5.253 \| good	0.181 \| good
2026-03-11T00:00:00.000Z	29 \| good	0.249 \| good	0.96 \| good	31.085 \| good	0.293 \| good	5.832 \| good	0.184 \| good
2026-03-11T01:00:00.000Z	28 \| good	0.551 \| good	2.065 \| good	30.05 \| good	0.298 \| good	5.617 \| good	0.182 \| good
2026-03-11T02:00:00.000Z	33 \| good	6.478 \| good	29.017 \| good	35.409 \| good	0.304 \| good	5.403 \| good	0.179 \| good
2026-03-11T03:00:00.000Z	38 \| good	7.458 \| good	32.865 \| good	36.516 \| good	0.309 \| good	5.188 \| good	0.177 \| good
2026-03-11T04:00:00.000Z	32 \| good	5.399 \| good	23.47 \| good	35.094 \| good	0.288 \| good	4.641 \| good	0.174 \| good
2026-03-11T05:00:00.000Z	34 \| good	4.89 \| good	21.285 \| good	36.502 \| good	0.266 \| good	4.095 \| good	0.17 \| good
2026-03-11T06:00:00.000Z	27 \| good	4.723 \| good	4.768 \| good	27.564 \| good	0.246 \| good	3.561 \| good	0.167 \| good
2026-03-11T07:00:00.000Z	31 \| good	4.343 \| good	18.982 \| good	33.521 \| good	0.228 \| good	3.052 \| good	0.164 \| good
2026-03-11T08:00:00.000Z	31 \| good	0.925 \| good	4 \| good	34.135 \| good	0.212 \| good	2.556 \| good	0.161 \| good
2026-03-11T09:00:00.000Z	32 \| good	0.187 \| good	0.479 \| good	35.28 \| good	0.196 \| good	2.06 \| good	0.159 \| good
2026-03-11T10:00:00.000Z	32 \| good	2.35 \| good	9.535 \| good	34.83 \| good	0.205 \| good	1.869 \| good	0.157 \| good
2026-03-11T11:00:00.000Z	31 \| good	0.844 \| good	3.5 \| good	34.466 \| good	0.215 \| good	1.678 \| good	0.156 \| good
2026-03-11T12:00:00.000Z	31 \| good	1.79 \| good	1.81 \| good	33.726 \| good	0.225 \| good	1.493 \| good	0.154 \| good
2026-03-11T13:00:00.000Z	31 \| good	1.583 \| good	1.593 \| good	34.188 \| good	0.239 \| good	1.848 \| good	0.156 \| good
2026-03-11T14:00:00.000Z	32 \| good	1.458 \| good	1.465 \| good	34.65 \| good	0.254 \| good	2.203 \| good	0.159 \| good
2026-03-11T15:00:00.000Z	32 \| good	1.235 \| good	1.241 \| good	35.112 \| good	0.268 \| good	2.558 \| good	0.161 \| good
2026-03-11T16:00:00.000Z	33 \| good	1.049 \| good	1.057 \| good	36.224 \| good	0.275 \| good	2.288 \| good	0.159 \| good
2026-03-11T17:00:00.000Z	28 \| good	1.152 \| good	4.636 \| good	29.594 \| good	0.281 \| good	2.01 \| good	0.157 \| good
2026-03-11T18:00:00.000Z	35 \| good	0.694 \| good	0.706 \| good	38.448 \| good	0.289 \| good	1.749 \| good	0.155 \| good
2026-03-11T19:00:00.000Z	36 \| good	0.657 \| good	0.68 \| good	38.898 \| good	0.288 \| good	1.922 \| good	0.154 \| good
2026-03-11T20:00:00.000Z	36 \| good	0.831 \| good	0.885 \| good	39.348 \| good	0.286 \| good	2.096 \| good	0.153 \| good

Caledonia

Empower business decisions with accurate air quality data

Caledonia, Wisconsin air quality map: Real-time AQI near you

0.29ppm

How accurate is Wisconsin, USA air quality data?

Air quality measurements for Wisconsin, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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Frequently asked questions

How frequently is the air quality data for Caledonia, Wisconsin updated?

Air quality data for Caledonia, Wisconsin is updated on an hourly basis.

When did Caledonia, Wisconsin experience the worst air quality in the last 24 hours?

The worst air quality in Caledonia, Wisconsin was recorded at 01:00:00 on 2026-03-09.

When did Caledonia, Wisconsin have its best air quality in the last 24 hours?

The best air quality in Caledonia, Wisconsin was recorded at 02:00:00 on 2026-03-09.

What is the real-time air quality index for Caledonia, Wisconsin?

The real-time air quality index in Caledonia, Wisconsin is 36, currently categorized as Good.

Which pollutant is found most often in Caledonia, Wisconsin?

The most common pollutant in Caledonia, Wisconsin is O3.

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

If the air quality in Caledonia, Wisconsin is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in Caledonia, Wisconsin?

The measured PM_2.5 levels in Caledonia, Wisconsin at present are 4.282 μg/m³.

What are the current PM₁₀ levels at Caledonia, Wisconsin?

The current PM₁₀ levels in Caledonia, Wisconsin are 14.057 μg/m³.

What are the current carbon monoxide (CO) levels at Caledonia, Wisconsin?

The current carbon monoxide (CO) level in Caledonia, Wisconsin is 0.264 ppm.

What are the current sulfur dioxide (SO₂) levels at Caledonia, Wisconsin?

The current sulfur dioxide (SO₂) levels in Caledonia, Wisconsin are 0.692 ppb.

What are the current ozone (O₃) levels at Caledonia, Wisconsin?

The current ozone (O₃) levels at Caledonia, Wisconsin is 38.77 ppm.

What are the current nitrogen dioxide (NO₂) levels at Caledonia, Wisconsin?

The current nitrogen dioxide (NO₂) levels at Caledonia, Wisconsin is 7.956 ppb.

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