What is the current level of PM10 in Port Washington, Wisconsin?

Port Washington, Wisconsin currently has a PM10 concentration of 51.52 μg/m3.

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

The current sulfur dioxide (SO2) concentration in Port Washington, Wisconsin is 0.95 ppb.

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

Port Washington, Wisconsin currently has an ozone (O3) concentration of 40.758 ppm.

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

The current level of nitrogen dioxide (NO2) in Port Washington, Wisconsin is 4.886 ppb.

Current air quality index in Port Washington, Wisconsin today

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

Port Washington, Wisconsin currently has a PM2.5 concentration of 12.123 μg/m3.

Stay updated with real-time air quality in Port Washington, 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)

Moderate

Port Washington, Wisconsin

Last updated: ... (Local time)

Common air pollutants in Port Washington, Wisconsin

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

12.12 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

51.52 μg/m³

155

255

425

605+

Ozone (O₃)

40.76 ppb

201

201+

Sulfur Dioxide (SO₂)

0.95 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.89 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.29 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Port Washington, Wisconsin

Get Live Pollen Counts

Port Washington, Wisconsin

Scroll To Air Quality Map

Track live Port Washington, Wisconsin air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T22:00:00.000Z	42 \| good	7.359 \| good	29.636 \| good	45.149 \| good	0.555 \| good	2.347 \| good	0.248 \| good
2026-10-20T23:00:00.000Z	44 \| good	7.174 \| good	23.598 \| good	47.538 \| good	0.442 \| good	2.686 \| good	0.256 \| good
2026-10-21T00:00:00.000Z	40 \| good	6.845 \| good	30.429 \| good	42.656 \| good	0.306 \| good	5.125 \| good	0.276 \| good
2026-10-21T01:00:00.000Z	44 \| good	7.794 \| good	38.199 \| good	43.712 \| good	0.268 \| good	6.779 \| good	0.285 \| good
2026-10-21T02:00:00.000Z	49 \| good	9.089 \| good	45.373 \| good	39.65 \| good	0.247 \| good	8.596 \| good	0.293 \| good
2026-10-21T03:00:00.000Z	67 \| moderate	18.188 \| fine	80.547 \| fine	22.099 \| good	1.183 \| good	11.247 \| good	0.205 \| good
2026-10-21T04:00:00.000Z	60 \| moderate	14.286 \| fine	66.225 \| fine	25.243 \| good	0.487 \| good	11.738 \| good	0.372 \| good
2026-10-21T05:00:00.000Z	62 \| moderate	15.177 \| fine	73.598 \| fine	17.918 \| good	0.928 \| good	14.5 \| good	0.324 \| good
2026-10-21T06:00:00.000Z	58 \| moderate	12.973 \| fine	60.613 \| fine	23.595 \| good	0.775 \| good	15.226 \| good	0.318 \| good
2026-10-21T07:00:00.000Z	64 \| moderate	15.692 \| fine	39.218 \| good	24.989 \| good	0.705 \| good	16.228 \| good	0.326 \| good
2026-10-21T08:00:00.000Z	62 \| moderate	14.934 \| fine	48.715 \| good	21.086 \| good	0.596 \| good	15.17 \| good	0.273 \| good
2026-10-21T09:00:00.000Z	58 \| moderate	12.559 \| fine	34.007 \| good	10.787 \| good	0.609 \| good	15.257 \| good	0.265 \| good
2026-10-21T10:00:00.000Z	58 \| moderate	12.857 \| fine	29.336 \| good	8.525 \| good	0.806 \| good	14.031 \| good	0.326 \| good
2026-10-21T11:00:00.000Z	60 \| moderate	13.637 \| fine	42.652 \| good	7.129 \| good	0.949 \| good	17.421 \| good	0.433 \| good
2026-10-21T12:00:00.000Z	58 \| moderate	12.602 \| fine	49.911 \| good	11.942 \| good	0.953 \| good	20.448 \| good	0.439 \| good
2026-10-21T13:00:00.000Z	56 \| moderate	11.705 \| good	41.874 \| good	10.848 \| good	0.957 \| good	19.325 \| good	0.439 \| good
2026-10-21T14:00:00.000Z	79 \| moderate	24.404 \| fine	63.597 \| fine	9.725 \| good	1.291 \| good	21.499 \| good	0.477 \| good
2026-10-21T15:00:00.000Z	81 \| moderate	24.653 \| fine	67.837 \| fine	11.611 \| good	1.092 \| good	20.062 \| good	0.474 \| good
2026-10-21T16:00:00.000Z	73 \| moderate	21.141 \| fine	57.097 \| fine	16.458 \| good	1.418 \| good	19.999 \| good	0.372 \| good
2026-10-21T17:00:00.000Z	67 \| moderate	17.743 \| fine	57.852 \| fine	29.471 \| good	1.325 \| good	19.412 \| good	0.307 \| good
2026-10-21T18:00:00.000Z	60 \| moderate	13.616 \| fine	44.522 \| good	37.132 \| good	0.927 \| good	17.092 \| good	0.301 \| good
2026-10-21T19:00:00.000Z	58 \| moderate	12.507 \| fine	48.501 \| good	30.966 \| good	1.012 \| good	16.157 \| good	0.301 \| good
2026-10-21T20:00:00.000Z	44 \| good	8.118 \| good	27.637 \| good	43.655 \| good	0.997 \| good	14.623 \| good	0.301 \| good
2026-10-21T21:00:00.000Z	44 \| good	7.968 \| good	32.271 \| good	42.001 \| good	1.139 \| good	16.215 \| good	0.301 \| good
2026-10-21T22:00:00.000Z	49 \| good	9.306 \| good	32.133 \| good	43.079 \| good	0.876 \| good	15.453 \| good	0.301 \| good
2026-10-21T23:00:00.000Z	60 \| moderate	14.153 \| fine	47.537 \| good	49.331 \| good	0.769 \| good	13.867 \| good	0.31 \| good
2026-10-22T00:00:00.000Z	56 \| moderate	12.376 \| fine	46.589 \| good	42.205 \| good	0.625 \| good	21.883 \| good	0.378 \| good
2026-10-22T01:00:00.000Z	58 \| moderate	13.256 \| fine	53.089 \| good	37.101 \| good	0.461 \| good	25.126 \| good	0.398 \| good
2026-10-22T02:00:00.000Z	64 \| moderate	16.085 \| fine	59.061 \| fine	30.363 \| good	0.424 \| good	27.604 \| good	0.446 \| good
2026-10-22T03:00:00.000Z	56 \| moderate	11.759 \| good	52.157 \| good	20.627 \| good	0.845 \| good	29.353 \| good	0.32 \| good
2026-10-22T04:00:00.000Z	69 \| moderate	19.343 \| fine	64.499 \| fine	21.246 \| good	0.337 \| good	25.931 \| good	0.508 \| good
2026-10-22T05:00:00.000Z	79 \| moderate	23.753 \| fine	81.874 \| fine	14.641 \| good	0.407 \| good	22.571 \| good	0.451 \| good
2026-10-22T06:00:00.000Z	75 \| moderate	22.403 \| fine	74.801 \| fine	25.334 \| good	0.387 \| good	20.664 \| good	0.371 \| good
2026-10-22T07:00:00.000Z	69 \| moderate	19.37 \| fine	64.101 \| fine	8.69 \| good	0.386 \| good	18.859 \| good	0.371 \| good
2026-10-22T08:00:00.000Z	66 \| moderate	16.609 \| fine	59.422 \| fine	11.24 \| good	0.473 \| good	17.573 \| good	0.35 \| good
2026-10-22T09:00:00.000Z	73 \| moderate	20.879 \| fine	64.002 \| fine	7.189 \| good	0.451 \| good	18.049 \| good	0.342 \| good
2026-10-22T10:00:00.000Z	69 \| moderate	19.055 \| fine	79.084 \| fine	18.327 \| good	0.445 \| good	17.384 \| good	0.336 \| good
2026-10-22T11:00:00.000Z	69 \| moderate	18.708 \| fine	46.453 \| good	15.943 \| good	0.444 \| good	17.139 \| good	0.456 \| good
2026-10-22T12:00:00.000Z	66 \| moderate	17.383 \| fine	46.54 \| good	6.708 \| good	0.36 \| good	20.226 \| good	0.491 \| good
2026-10-22T13:00:00.000Z	62 \| moderate	14.577 \| fine	47.959 \| good	7.795 \| good	0.365 \| good	19.113 \| good	0.477 \| good
2026-10-22T14:00:00.000Z	60 \| moderate	13.629 \| fine	48.448 \| good	7.358 \| good	0.537 \| good	19.466 \| good	0.536 \| good
2026-10-22T15:00:00.000Z	64 \| moderate	15.999 \| fine	77.691 \| fine	20.028 \| good	0.361 \| good	13.469 \| good	0.49 \| good
2026-10-22T16:00:00.000Z	64 \| moderate	15.514 \| fine	59.326 \| fine	22.326 \| good	0.574 \| good	8.634 \| good	0.31 \| good
2026-10-22T17:00:00.000Z	64 \| moderate	16.173 \| fine	49.31 \| good	28.115 \| good	0.636 \| good	8.212 \| good	0.324 \| good
2026-10-22T18:00:00.000Z	62 \| moderate	14.614 \| fine	68.828 \| fine	28.935 \| good	0.699 \| good	4.35 \| good	0.265 \| good
2026-10-22T19:00:00.000Z	64 \| moderate	15.693 \| fine	77.038 \| fine	32.161 \| good	0.733 \| good	4.086 \| good	0.248 \| good
2026-10-22T20:00:00.000Z	62 \| moderate	14.866 \| fine	54.85 \| good	37.349 \| good	0.996 \| good	4.575 \| good	0.248 \| good
2026-10-22T21:00:00.000Z	62 \| moderate	15.242 \| fine	57.56 \| fine	43.122 \| good	0.925 \| good	4.776 \| good	0.301 \| good
2026-10-22T21:00:00.000Z	56 \| moderate	12.123 \| fine	51.52 \| good	40.758 \| good	0.95 \| good	4.886 \| good	0.292 \| good
2026-10-22T22:00:00.000Z	58 \| moderate	13.477 \| fine	60.712 \| fine	44.025 \| good	0.647 \| good	12.003 \| good	0.27 \| good
2026-10-22T23:00:00.000Z	60 \| moderate	13.95 \| fine	62.44 \| fine	44.45 \| good	0.662 \| good	16.84 \| good	0.295 \| good
2026-10-23T00:00:00.000Z	60 \| moderate	13.705 \| fine	61.411 \| fine	39.474 \| good	0.7 \| good	20.164 \| good	0.314 \| good
2026-10-23T01:00:00.000Z	60 \| moderate	13.707 \| fine	61.607 \| fine	36.307 \| good	0.743 \| good	22.232 \| good	0.323 \| good
2026-10-23T02:00:00.000Z	60 \| moderate	14.26 \| fine	63.845 \| fine	32.15 \| good	0.771 \| good	23.291 \| good	0.324 \| good
2026-10-23T03:00:00.000Z	62 \| moderate	14.537 \| fine	64.913 \| fine	29.33 \| good	0.787 \| good	23.773 \| good	0.322 \| good
2026-10-23T04:00:00.000Z	62 \| moderate	14.526 \| fine	64.898 \| fine	28.262 \| good	0.786 \| good	23.949 \| good	0.319 \| good
2026-10-23T05:00:00.000Z	62 \| moderate	14.739 \| fine	65.579 \| fine	27.428 \| good	0.765 \| good	23.054 \| good	0.311 \| good
2026-10-23T06:00:00.000Z	62 \| moderate	15.059 \| fine	67.152 \| fine	28.597 \| good	0.746 \| good	21.631 \| good	0.301 \| good
2026-10-23T07:00:00.000Z	62 \| moderate	15.273 \| fine	67.779 \| fine	23.227 \| good	0.741 \| good	20.594 \| good	0.293 \| good
2026-10-23T08:00:00.000Z	62 \| moderate	15.094 \| fine	67.266 \| fine	21.491 \| good	0.755 \| good	20.088 \| good	0.288 \| good
2026-10-23T09:00:00.000Z	62 \| moderate	14.795 \| fine	66.446 \| fine	23.861 \| good	0.795 \| good	20.066 \| good	0.284 \| good
2026-10-23T10:00:00.000Z	62 \| moderate	14.521 \| fine	65.125 \| fine	24.146 \| good	0.876 \| good	20.558 \| good	0.283 \| good
2026-10-23T11:00:00.000Z	62 \| moderate	15.394 \| fine	68.539 \| fine	22.973 \| good	0.994 \| good	21.849 \| good	0.286 \| good
2026-10-23T12:00:00.000Z	66 \| moderate	17.288 \| fine	76.145 \| fine	21.844 \| good	1.165 \| good	24.684 \| good	0.297 \| good
2026-10-23T13:00:00.000Z	69 \| moderate	18.877 \| fine	83.444 \| fine	21.209 \| good	1.383 \| good	26.032 \| good	0.317 \| good
2026-10-23T14:00:00.000Z	69 \| moderate	18.785 \| fine	82.961 \| fine	29.59 \| good	1.667 \| good	25.103 \| good	0.333 \| good
2026-10-23T15:00:00.000Z	66 \| moderate	16.71 \| fine	74.215 \| fine	34.895 \| good	2.041 \| good	24.152 \| good	0.341 \| good
2026-10-23T16:00:00.000Z	64 \| moderate	16.075 \| fine	71.48 \| fine	36.926 \| good	2.448 \| good	22.848 \| good	0.341 \| good
2026-10-23T17:00:00.000Z	67 \| moderate	17.572 \| fine	78.161 \| fine	39.298 \| good	2.666 \| good	20.951 \| good	0.331 \| good
2026-10-23T18:00:00.000Z	71 \| moderate	19.544 \| fine	86.7 \| fine	40.906 \| good	2.541 \| good	18.7 \| good	0.314 \| good
2026-10-23T19:00:00.000Z	71 \| moderate	20.247 \| fine	89.319 \| fine	46.525 \| good	2.032 \| good	16.449 \| good	0.291 \| good
2026-10-23T20:00:00.000Z	71 \| moderate	19.501 \| fine	85.872 \| fine	47.135 \| good	1.69 \| good	15.603 \| good	0.278 \| good
2026-10-23T21:00:00.000Z	66 \| moderate	17.23 \| fine	76.577 \| fine	44.487 \| good	1.82 \| good	14.936 \| good	0.263 \| good
2026-10-23T22:00:00.000Z	62 \| moderate	15.362 \| fine	68.788 \| fine	43.348 \| good	1.882 \| good	17.701 \| good	0.27 \| good
2026-10-23T23:00:00.000Z	62 \| moderate	15.226 \| fine	67.788 \| fine	41.337 \| good	1.964 \| good	20.494 \| good	0.278 \| good
2026-10-24T00:00:00.000Z	62 \| moderate	14.603 \| fine	65.022 \| fine	43.265 \| good	2.05 \| good	20.3 \| good	0.279 \| good
2026-10-24T01:00:00.000Z	58 \| moderate	13.419 \| fine	60.189 \| fine	40.186 \| good	2.074 \| good	18.627 \| good	0.269 \| good
2026-10-24T02:00:00.000Z	60 \| moderate	13.732 \| fine	61.511 \| fine	37.022 \| good	2.021 \| good	16.68 \| good	0.258 \| good
2026-10-24T03:00:00.000Z	60 \| moderate	13.503 \| fine	60.315 \| fine	31.137 \| good	1.898 \| good	14.94 \| good	0.248 \| good
2026-10-24T04:00:00.000Z	56 \| moderate	12.441 \| fine	55.794 \| fine	28.989 \| good	1.761 \| good	12.733 \| good	0.235 \| good
2026-10-24T05:00:00.000Z	58 \| moderate	13.095 \| fine	59.229 \| fine	28.226 \| good	1.535 \| good	10.024 \| good	0.222 \| good
2026-10-24T06:00:00.000Z	64 \| moderate	15.814 \| fine	70.099 \| fine	27.904 \| good	1.314 \| good	8.165 \| good	0.214 \| good
2026-10-24T07:00:00.000Z	67 \| moderate	17.551 \| fine	77.811 \| fine	24.158 \| good	1.178 \| good	7.506 \| good	0.211 \| good
2026-10-24T08:00:00.000Z	71 \| moderate	19.614 \| fine	86.163 \| fine	20.991 \| good	1.163 \| good	7.579 \| good	0.213 \| good
2026-10-24T09:00:00.000Z	71 \| moderate	20.257 \| fine	89.17 \| fine	19.887 \| good	1.251 \| good	7.928 \| good	0.217 \| good
2026-10-24T10:00:00.000Z	69 \| moderate	19.399 \| fine	85.618 \| fine	19.144 \| good	1.382 \| good	8.374 \| good	0.221 \| good
2026-10-24T11:00:00.000Z	67 \| moderate	18.096 \| fine	79.844 \| fine	16.798 \| good	1.487 \| good	8.833 \| good	0.224 \| good
2026-10-24T12:00:00.000Z	67 \| moderate	17.627 \| fine	78.003 \| fine	18.093 \| good	1.531 \| good	9.887 \| good	0.229 \| good
2026-10-24T13:00:00.000Z	62 \| moderate	15.387 \| fine	68.404 \| fine	20.046 \| good	1.515 \| good	11.613 \| good	0.235 \| good
2026-10-24T14:00:00.000Z	62 \| moderate	14.847 \| fine	66.567 \| fine	26.945 \| good	1.469 \| good	11.257 \| good	0.241 \| good
2026-10-24T15:00:00.000Z	58 \| moderate	13.129 \| fine	59.366 \| fine	33.114 \| good	1.477 \| good	10.36 \| good	0.238 \| good
2026-10-24T16:00:00.000Z	54 \| moderate	11.03 \| good	49.022 \| good	34.904 \| good	1.42 \| good	9.804 \| good	0.238 \| good
2026-10-24T17:00:00.000Z	54 \| moderate	10.523 \| good	46.418 \| good	36.902 \| good	1.285 \| good	9.46 \| good	0.235 \| good
2026-10-24T18:00:00.000Z	54 \| moderate	10.619 \| good	47.236 \| good	40.242 \| good	1.181 \| good	9.234 \| good	0.233 \| good
2026-10-24T19:00:00.000Z	52 \| moderate	10.472 \| good	46.49 \| good	44.026 \| good	1.191 \| good	8.704 \| good	0.225 \| good
2026-10-24T20:00:00.000Z	54 \| moderate	11.062 \| good	48.935 \| good	48.473 \| good	1.156 \| good	9.066 \| good	0.223 \| good
2026-10-24T21:00:00.000Z	54 \| moderate	11.289 \| good	50.397 \| good	48.923 \| good	1.163 \| good	10.19 \| good	0.225 \| good

Port Washington

Empower business decisions with accurate air quality data

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

0.25ppm

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

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

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Frequently asked questions

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

Air quality updates for Port Washington, Wisconsin are available every hour.

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

Port Washington, Wisconsin experienced its worst air quality at 05:00:00, 2026-10-22.

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

The best air quality in Port Washington, Wisconsin was observed at 09:00:00 on 2026-10-21.

What is the air quality in Port Washington, Wisconsin right now?

The air quality in Port Washington, Wisconsin right now is Moderate, with an AQI of 56.

What pollutant is most frequently found in Port Washington, Wisconsin?

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

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

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

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

Port Washington, Wisconsin currently has a PM_2.5 concentration of 12.123 μg/m³.

What is the current level of PM₁₀ in Port Washington, Wisconsin?

Port Washington, Wisconsin currently has a PM₁₀ concentration of 51.52 μg/m³.

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

The current carbon monoxide (CO) level in Port Washington, Wisconsin is 0.292 ppm.

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

The current sulfur dioxide (SO₂) concentration in Port Washington, Wisconsin is 0.95 ppb.

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

Port Washington, Wisconsin currently has an ozone (O₃) concentration of 40.758 ppm.

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

The current level of nitrogen dioxide (NO₂) in Port Washington, Wisconsin is 4.886 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T22:00:00.000Z	42 \| good	7.359 \| good	29.636 \| good	45.149 \| good	0.555 \| good	2.347 \| good	0.248 \| good
2026-10-20T23:00:00.000Z	44 \| good	7.174 \| good	23.598 \| good	47.538 \| good	0.442 \| good	2.686 \| good	0.256 \| good
2026-10-21T00:00:00.000Z	40 \| good	6.845 \| good	30.429 \| good	42.656 \| good	0.306 \| good	5.125 \| good	0.276 \| good
2026-10-21T01:00:00.000Z	44 \| good	7.794 \| good	38.199 \| good	43.712 \| good	0.268 \| good	6.779 \| good	0.285 \| good
2026-10-21T02:00:00.000Z	49 \| good	9.089 \| good	45.373 \| good	39.65 \| good	0.247 \| good	8.596 \| good	0.293 \| good
2026-10-21T03:00:00.000Z	67 \| moderate	18.188 \| fine	80.547 \| fine	22.099 \| good	1.183 \| good	11.247 \| good	0.205 \| good
2026-10-21T04:00:00.000Z	60 \| moderate	14.286 \| fine	66.225 \| fine	25.243 \| good	0.487 \| good	11.738 \| good	0.372 \| good
2026-10-21T05:00:00.000Z	62 \| moderate	15.177 \| fine	73.598 \| fine	17.918 \| good	0.928 \| good	14.5 \| good	0.324 \| good
2026-10-21T06:00:00.000Z	58 \| moderate	12.973 \| fine	60.613 \| fine	23.595 \| good	0.775 \| good	15.226 \| good	0.318 \| good
2026-10-21T07:00:00.000Z	64 \| moderate	15.692 \| fine	39.218 \| good	24.989 \| good	0.705 \| good	16.228 \| good	0.326 \| good
2026-10-21T08:00:00.000Z	62 \| moderate	14.934 \| fine	48.715 \| good	21.086 \| good	0.596 \| good	15.17 \| good	0.273 \| good
2026-10-21T09:00:00.000Z	58 \| moderate	12.559 \| fine	34.007 \| good	10.787 \| good	0.609 \| good	15.257 \| good	0.265 \| good
2026-10-21T10:00:00.000Z	58 \| moderate	12.857 \| fine	29.336 \| good	8.525 \| good	0.806 \| good	14.031 \| good	0.326 \| good
2026-10-21T11:00:00.000Z	60 \| moderate	13.637 \| fine	42.652 \| good	7.129 \| good	0.949 \| good	17.421 \| good	0.433 \| good
2026-10-21T12:00:00.000Z	58 \| moderate	12.602 \| fine	49.911 \| good	11.942 \| good	0.953 \| good	20.448 \| good	0.439 \| good
2026-10-21T13:00:00.000Z	56 \| moderate	11.705 \| good	41.874 \| good	10.848 \| good	0.957 \| good	19.325 \| good	0.439 \| good
2026-10-21T14:00:00.000Z	79 \| moderate	24.404 \| fine	63.597 \| fine	9.725 \| good	1.291 \| good	21.499 \| good	0.477 \| good
2026-10-21T15:00:00.000Z	81 \| moderate	24.653 \| fine	67.837 \| fine	11.611 \| good	1.092 \| good	20.062 \| good	0.474 \| good
2026-10-21T16:00:00.000Z	73 \| moderate	21.141 \| fine	57.097 \| fine	16.458 \| good	1.418 \| good	19.999 \| good	0.372 \| good
2026-10-21T17:00:00.000Z	67 \| moderate	17.743 \| fine	57.852 \| fine	29.471 \| good	1.325 \| good	19.412 \| good	0.307 \| good
2026-10-21T18:00:00.000Z	60 \| moderate	13.616 \| fine	44.522 \| good	37.132 \| good	0.927 \| good	17.092 \| good	0.301 \| good
2026-10-21T19:00:00.000Z	58 \| moderate	12.507 \| fine	48.501 \| good	30.966 \| good	1.012 \| good	16.157 \| good	0.301 \| good
2026-10-21T20:00:00.000Z	44 \| good	8.118 \| good	27.637 \| good	43.655 \| good	0.997 \| good	14.623 \| good	0.301 \| good
2026-10-21T21:00:00.000Z	44 \| good	7.968 \| good	32.271 \| good	42.001 \| good	1.139 \| good	16.215 \| good	0.301 \| good
2026-10-21T22:00:00.000Z	49 \| good	9.306 \| good	32.133 \| good	43.079 \| good	0.876 \| good	15.453 \| good	0.301 \| good
2026-10-21T23:00:00.000Z	60 \| moderate	14.153 \| fine	47.537 \| good	49.331 \| good	0.769 \| good	13.867 \| good	0.31 \| good
2026-10-22T00:00:00.000Z	56 \| moderate	12.376 \| fine	46.589 \| good	42.205 \| good	0.625 \| good	21.883 \| good	0.378 \| good
2026-10-22T01:00:00.000Z	58 \| moderate	13.256 \| fine	53.089 \| good	37.101 \| good	0.461 \| good	25.126 \| good	0.398 \| good
2026-10-22T02:00:00.000Z	64 \| moderate	16.085 \| fine	59.061 \| fine	30.363 \| good	0.424 \| good	27.604 \| good	0.446 \| good
2026-10-22T03:00:00.000Z	56 \| moderate	11.759 \| good	52.157 \| good	20.627 \| good	0.845 \| good	29.353 \| good	0.32 \| good
2026-10-22T04:00:00.000Z	69 \| moderate	19.343 \| fine	64.499 \| fine	21.246 \| good	0.337 \| good	25.931 \| good	0.508 \| good
2026-10-22T05:00:00.000Z	79 \| moderate	23.753 \| fine	81.874 \| fine	14.641 \| good	0.407 \| good	22.571 \| good	0.451 \| good
2026-10-22T06:00:00.000Z	75 \| moderate	22.403 \| fine	74.801 \| fine	25.334 \| good	0.387 \| good	20.664 \| good	0.371 \| good
2026-10-22T07:00:00.000Z	69 \| moderate	19.37 \| fine	64.101 \| fine	8.69 \| good	0.386 \| good	18.859 \| good	0.371 \| good
2026-10-22T08:00:00.000Z	66 \| moderate	16.609 \| fine	59.422 \| fine	11.24 \| good	0.473 \| good	17.573 \| good	0.35 \| good
2026-10-22T09:00:00.000Z	73 \| moderate	20.879 \| fine	64.002 \| fine	7.189 \| good	0.451 \| good	18.049 \| good	0.342 \| good
2026-10-22T10:00:00.000Z	69 \| moderate	19.055 \| fine	79.084 \| fine	18.327 \| good	0.445 \| good	17.384 \| good	0.336 \| good
2026-10-22T11:00:00.000Z	69 \| moderate	18.708 \| fine	46.453 \| good	15.943 \| good	0.444 \| good	17.139 \| good	0.456 \| good
2026-10-22T12:00:00.000Z	66 \| moderate	17.383 \| fine	46.54 \| good	6.708 \| good	0.36 \| good	20.226 \| good	0.491 \| good
2026-10-22T13:00:00.000Z	62 \| moderate	14.577 \| fine	47.959 \| good	7.795 \| good	0.365 \| good	19.113 \| good	0.477 \| good
2026-10-22T14:00:00.000Z	60 \| moderate	13.629 \| fine	48.448 \| good	7.358 \| good	0.537 \| good	19.466 \| good	0.536 \| good
2026-10-22T15:00:00.000Z	64 \| moderate	15.999 \| fine	77.691 \| fine	20.028 \| good	0.361 \| good	13.469 \| good	0.49 \| good
2026-10-22T16:00:00.000Z	64 \| moderate	15.514 \| fine	59.326 \| fine	22.326 \| good	0.574 \| good	8.634 \| good	0.31 \| good
2026-10-22T17:00:00.000Z	64 \| moderate	16.173 \| fine	49.31 \| good	28.115 \| good	0.636 \| good	8.212 \| good	0.324 \| good
2026-10-22T18:00:00.000Z	62 \| moderate	14.614 \| fine	68.828 \| fine	28.935 \| good	0.699 \| good	4.35 \| good	0.265 \| good
2026-10-22T19:00:00.000Z	64 \| moderate	15.693 \| fine	77.038 \| fine	32.161 \| good	0.733 \| good	4.086 \| good	0.248 \| good
2026-10-22T20:00:00.000Z	62 \| moderate	14.866 \| fine	54.85 \| good	37.349 \| good	0.996 \| good	4.575 \| good	0.248 \| good
2026-10-22T21:00:00.000Z	62 \| moderate	15.242 \| fine	57.56 \| fine	43.122 \| good	0.925 \| good	4.776 \| good	0.301 \| good
2026-10-22T21:00:00.000Z	56 \| moderate	12.123 \| fine	51.52 \| good	40.758 \| good	0.95 \| good	4.886 \| good	0.292 \| good
2026-10-22T22:00:00.000Z	58 \| moderate	13.477 \| fine	60.712 \| fine	44.025 \| good	0.647 \| good	12.003 \| good	0.27 \| good
2026-10-22T23:00:00.000Z	60 \| moderate	13.95 \| fine	62.44 \| fine	44.45 \| good	0.662 \| good	16.84 \| good	0.295 \| good
2026-10-23T00:00:00.000Z	60 \| moderate	13.705 \| fine	61.411 \| fine	39.474 \| good	0.7 \| good	20.164 \| good	0.314 \| good
2026-10-23T01:00:00.000Z	60 \| moderate	13.707 \| fine	61.607 \| fine	36.307 \| good	0.743 \| good	22.232 \| good	0.323 \| good
2026-10-23T02:00:00.000Z	60 \| moderate	14.26 \| fine	63.845 \| fine	32.15 \| good	0.771 \| good	23.291 \| good	0.324 \| good
2026-10-23T03:00:00.000Z	62 \| moderate	14.537 \| fine	64.913 \| fine	29.33 \| good	0.787 \| good	23.773 \| good	0.322 \| good
2026-10-23T04:00:00.000Z	62 \| moderate	14.526 \| fine	64.898 \| fine	28.262 \| good	0.786 \| good	23.949 \| good	0.319 \| good
2026-10-23T05:00:00.000Z	62 \| moderate	14.739 \| fine	65.579 \| fine	27.428 \| good	0.765 \| good	23.054 \| good	0.311 \| good
2026-10-23T06:00:00.000Z	62 \| moderate	15.059 \| fine	67.152 \| fine	28.597 \| good	0.746 \| good	21.631 \| good	0.301 \| good
2026-10-23T07:00:00.000Z	62 \| moderate	15.273 \| fine	67.779 \| fine	23.227 \| good	0.741 \| good	20.594 \| good	0.293 \| good
2026-10-23T08:00:00.000Z	62 \| moderate	15.094 \| fine	67.266 \| fine	21.491 \| good	0.755 \| good	20.088 \| good	0.288 \| good
2026-10-23T09:00:00.000Z	62 \| moderate	14.795 \| fine	66.446 \| fine	23.861 \| good	0.795 \| good	20.066 \| good	0.284 \| good
2026-10-23T10:00:00.000Z	62 \| moderate	14.521 \| fine	65.125 \| fine	24.146 \| good	0.876 \| good	20.558 \| good	0.283 \| good
2026-10-23T11:00:00.000Z	62 \| moderate	15.394 \| fine	68.539 \| fine	22.973 \| good	0.994 \| good	21.849 \| good	0.286 \| good
2026-10-23T12:00:00.000Z	66 \| moderate	17.288 \| fine	76.145 \| fine	21.844 \| good	1.165 \| good	24.684 \| good	0.297 \| good
2026-10-23T13:00:00.000Z	69 \| moderate	18.877 \| fine	83.444 \| fine	21.209 \| good	1.383 \| good	26.032 \| good	0.317 \| good
2026-10-23T14:00:00.000Z	69 \| moderate	18.785 \| fine	82.961 \| fine	29.59 \| good	1.667 \| good	25.103 \| good	0.333 \| good
2026-10-23T15:00:00.000Z	66 \| moderate	16.71 \| fine	74.215 \| fine	34.895 \| good	2.041 \| good	24.152 \| good	0.341 \| good
2026-10-23T16:00:00.000Z	64 \| moderate	16.075 \| fine	71.48 \| fine	36.926 \| good	2.448 \| good	22.848 \| good	0.341 \| good
2026-10-23T17:00:00.000Z	67 \| moderate	17.572 \| fine	78.161 \| fine	39.298 \| good	2.666 \| good	20.951 \| good	0.331 \| good
2026-10-23T18:00:00.000Z	71 \| moderate	19.544 \| fine	86.7 \| fine	40.906 \| good	2.541 \| good	18.7 \| good	0.314 \| good
2026-10-23T19:00:00.000Z	71 \| moderate	20.247 \| fine	89.319 \| fine	46.525 \| good	2.032 \| good	16.449 \| good	0.291 \| good
2026-10-23T20:00:00.000Z	71 \| moderate	19.501 \| fine	85.872 \| fine	47.135 \| good	1.69 \| good	15.603 \| good	0.278 \| good
2026-10-23T21:00:00.000Z	66 \| moderate	17.23 \| fine	76.577 \| fine	44.487 \| good	1.82 \| good	14.936 \| good	0.263 \| good
2026-10-23T22:00:00.000Z	62 \| moderate	15.362 \| fine	68.788 \| fine	43.348 \| good	1.882 \| good	17.701 \| good	0.27 \| good
2026-10-23T23:00:00.000Z	62 \| moderate	15.226 \| fine	67.788 \| fine	41.337 \| good	1.964 \| good	20.494 \| good	0.278 \| good
2026-10-24T00:00:00.000Z	62 \| moderate	14.603 \| fine	65.022 \| fine	43.265 \| good	2.05 \| good	20.3 \| good	0.279 \| good
2026-10-24T01:00:00.000Z	58 \| moderate	13.419 \| fine	60.189 \| fine	40.186 \| good	2.074 \| good	18.627 \| good	0.269 \| good
2026-10-24T02:00:00.000Z	60 \| moderate	13.732 \| fine	61.511 \| fine	37.022 \| good	2.021 \| good	16.68 \| good	0.258 \| good
2026-10-24T03:00:00.000Z	60 \| moderate	13.503 \| fine	60.315 \| fine	31.137 \| good	1.898 \| good	14.94 \| good	0.248 \| good
2026-10-24T04:00:00.000Z	56 \| moderate	12.441 \| fine	55.794 \| fine	28.989 \| good	1.761 \| good	12.733 \| good	0.235 \| good
2026-10-24T05:00:00.000Z	58 \| moderate	13.095 \| fine	59.229 \| fine	28.226 \| good	1.535 \| good	10.024 \| good	0.222 \| good
2026-10-24T06:00:00.000Z	64 \| moderate	15.814 \| fine	70.099 \| fine	27.904 \| good	1.314 \| good	8.165 \| good	0.214 \| good
2026-10-24T07:00:00.000Z	67 \| moderate	17.551 \| fine	77.811 \| fine	24.158 \| good	1.178 \| good	7.506 \| good	0.211 \| good
2026-10-24T08:00:00.000Z	71 \| moderate	19.614 \| fine	86.163 \| fine	20.991 \| good	1.163 \| good	7.579 \| good	0.213 \| good
2026-10-24T09:00:00.000Z	71 \| moderate	20.257 \| fine	89.17 \| fine	19.887 \| good	1.251 \| good	7.928 \| good	0.217 \| good
2026-10-24T10:00:00.000Z	69 \| moderate	19.399 \| fine	85.618 \| fine	19.144 \| good	1.382 \| good	8.374 \| good	0.221 \| good
2026-10-24T11:00:00.000Z	67 \| moderate	18.096 \| fine	79.844 \| fine	16.798 \| good	1.487 \| good	8.833 \| good	0.224 \| good
2026-10-24T12:00:00.000Z	67 \| moderate	17.627 \| fine	78.003 \| fine	18.093 \| good	1.531 \| good	9.887 \| good	0.229 \| good
2026-10-24T13:00:00.000Z	62 \| moderate	15.387 \| fine	68.404 \| fine	20.046 \| good	1.515 \| good	11.613 \| good	0.235 \| good
2026-10-24T14:00:00.000Z	62 \| moderate	14.847 \| fine	66.567 \| fine	26.945 \| good	1.469 \| good	11.257 \| good	0.241 \| good
2026-10-24T15:00:00.000Z	58 \| moderate	13.129 \| fine	59.366 \| fine	33.114 \| good	1.477 \| good	10.36 \| good	0.238 \| good
2026-10-24T16:00:00.000Z	54 \| moderate	11.03 \| good	49.022 \| good	34.904 \| good	1.42 \| good	9.804 \| good	0.238 \| good
2026-10-24T17:00:00.000Z	54 \| moderate	10.523 \| good	46.418 \| good	36.902 \| good	1.285 \| good	9.46 \| good	0.235 \| good
2026-10-24T18:00:00.000Z	54 \| moderate	10.619 \| good	47.236 \| good	40.242 \| good	1.181 \| good	9.234 \| good	0.233 \| good
2026-10-24T19:00:00.000Z	52 \| moderate	10.472 \| good	46.49 \| good	44.026 \| good	1.191 \| good	8.704 \| good	0.225 \| good
2026-10-24T20:00:00.000Z	54 \| moderate	11.062 \| good	48.935 \| good	48.473 \| good	1.156 \| good	9.066 \| good	0.223 \| good
2026-10-24T21:00:00.000Z	54 \| moderate	11.289 \| good	50.397 \| good	48.923 \| good	1.163 \| good	10.19 \| good	0.225 \| good

Current air quality index in Port Washington, Wisconsin today

Common air pollutants in Port Washington, Wisconsin

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Port Washington, Wisconsin air quality forecast and history

Empower business decisions with accurate air quality data

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

Air quality in nearby cities

Grafton, Wisconsin

Cedarburg, Wisconsin

Mequon, Wisconsin

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Brown Deer, Wisconsin

Germantown, Wisconsin

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Frequently asked questions

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What is the air quality in Port Washington, Wisconsin right now?

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

What is the current level of PM10 in Port Washington, Wisconsin?

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

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

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

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

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

What is the current level of PM₁₀ in Port Washington, Wisconsin?

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

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

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