What is the PM10 level in Hillsboro, Oregon at the moment?

The PM10 concentration in Hillsboro, Oregon is 21.578 μg/m3 at the moment.

What is the sulfur dioxide (SO2) level in Hillsboro, Oregon at the moment?

Currently, Hillsboro, Oregon has a sulfur dioxide (SO2) concentration of 0.156 ppb.

What is the ozone (O3) level in Hillsboro, Oregon at the moment?

The current ozone (O3) level in Hillsboro, Oregon at the moment is 33.593 ppm.

What is the nitrogen dioxide (NO2) level in Hillsboro, Oregon at the moment?

Nitrogen dioxide (NO2) level in Hillsboro, Oregon at the moment is 4.841 ppb.

Live air quality index in Hillsboro, Oregon today

Q: What is the PM2.5 level in Hillsboro, Oregon at the moment?

PM2.5 levels in Hillsboro, Oregon are currently 4.901 μg/m3.

Stay updated with real-time air quality in Hillsboro, Oregon 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

Hillsboro, Oregon

Last updated: ... (Local time)

Major air pollutants in Hillsboro, Oregon

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.90 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

21.58 μg/m³

155

255

425

605+

Ozone (O₃)

33.59 ppb

201

201+

Sulfur Dioxide (SO₂)

0.16 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.84 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.17 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Hillsboro, Oregon

Get Live Pollen Counts

Hillsboro, Oregon

Scroll To Air Quality Map

Track live Hillsboro, Oregon air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-04-22T05:00:00.000Z	25 \| good	1.959 \| good	9.331 \| good	27.285 \| good	0.158 \| good	5.789 \| good	0.285 \| good
2026-04-22T06:00:00.000Z	27 \| good	1.343 \| good	5.716 \| good	29.348 \| good	0.158 \| good	6.015 \| good	0.285 \| good
2026-04-22T07:00:00.000Z	22 \| good	1.67 \| good	7.256 \| good	23.711 \| good	0.1 \| good	8.087 \| good	0.241 \| good
2026-04-22T08:00:00.000Z	20 \| good	1.62 \| good	5.754 \| good	21.833 \| good	0.1 \| good	6.578 \| good	0.234 \| good
2026-04-22T09:00:00.000Z	22 \| good	1.602 \| good	6.468 \| good	24.39 \| good	0.1 \| good	6.61 \| good	0.2 \| good
2026-04-22T10:00:00.000Z	21 \| good	1.73 \| good	7.321 \| good	23.275 \| good	0.26 \| good	6.095 \| good	0.2 \| good
2026-04-22T11:00:00.000Z	23 \| good	2.024 \| good	8.6 \| good	24.572 \| good	0.26 \| good	3.988 \| good	0.15 \| good
2026-04-22T12:00:00.000Z	24 \| good	1.961 \| good	8.307 \| good	25.605 \| good	0.255 \| good	5.768 \| good	0.2 \| good
2026-04-22T13:00:00.000Z	25 \| good	1.853 \| good	7.747 \| good	26.884 \| good	0.23 \| good	5.657 \| good	0.2 \| good
2026-04-22T14:00:00.000Z	22 \| good	2.234 \| good	9.475 \| good	23.541 \| good	0.3 \| good	9.401 \| good	0.2 \| good
2026-04-22T15:00:00.000Z	24 \| good	2.709 \| good	12.056 \| good	26.366 \| good	0.22 \| good	10.353 \| good	0.2 \| good
2026-04-22T16:00:00.000Z	21 \| good	2.583 \| good	10.775 \| good	22.804 \| good	0.16 \| good	11.561 \| good	0.2 \| good
2026-04-22T17:00:00.000Z	23 \| good	2.583 \| good	10.775 \| good	24.564 \| good	0.346 \| good	11.058 \| good	0.205 \| good
2026-04-22T18:00:00.000Z	29 \| good	1.879 \| good	7.904 \| good	30.746 \| good	0.301 \| good	10.644 \| good	0.205 \| good
2026-04-22T19:00:00.000Z	27 \| good	1.97 \| good	8.351 \| good	28.968 \| good	0.317 \| good	10.86 \| good	0.205 \| good
2026-04-22T20:00:00.000Z	30 \| good	2.214 \| good	9.166 \| good	32.387 \| good	0.138 \| good	8.642 \| good	0.205 \| good
2026-04-22T21:00:00.000Z	23 \| good	1.656 \| good	7.165 \| good	25.283 \| good	0.1 \| good	10.792 \| good	0.205 \| good
2026-04-22T22:00:00.000Z	27 \| good	1.95 \| good	8.426 \| good	29.298 \| good	0.12 \| good	8.262 \| good	0.205 \| good
2026-04-22T23:00:00.000Z	29 \| good	1.85 \| good	7.922 \| good	30.526 \| good	0.12 \| good	4.309 \| good	0.154 \| good
2026-04-23T00:00:00.000Z	31 \| good	1.865 \| good	7.846 \| good	32.57 \| good	0.1 \| good	5.711 \| good	0.205 \| good
2026-04-23T01:00:00.000Z	31 \| good	1.863 \| good	7.826 \| good	33.999 \| good	0.1 \| good	5.762 \| good	0.205 \| good
2026-04-23T02:00:00.000Z	32 \| good	3.36 \| good	14.597 \| good	35.126 \| good	0.139 \| good	7.165 \| good	0.255 \| good
2026-04-23T03:00:00.000Z	28 \| good	3.287 \| good	13.998 \| good	29.941 \| good	0.117 \| good	5.945 \| good	0.205 \| good
2026-04-23T04:00:00.000Z	30 \| good	3.42 \| good	14.64 \| good	32.263 \| good	0.178 \| good	5.423 \| good	0.205 \| good
2026-04-23T05:00:00.000Z	29 \| good	3.385 \| good	14.21 \| good	30.898 \| good	0.179 \| good	6.704 \| good	0.205 \| good
2026-04-23T06:00:00.000Z	28 \| good	3.385 \| good	14.21 \| good	29.775 \| good	0.139 \| good	6.501 \| good	0.205 \| good
2026-04-23T07:00:00.000Z	27 \| good	3.912 \| good	16.42 \| good	28.766 \| good	0.159 \| good	5.442 \| good	0.205 \| good
2026-04-23T08:00:00.000Z	29 \| good	3.544 \| good	15.22 \| good	30.634 \| good	0.158 \| good	4.106 \| good	0.154 \| good
2026-04-23T09:00:00.000Z	29 \| good	3.788 \| good	16.228 \| good	30.734 \| good	0.158 \| good	5.907 \| good	0.154 \| good
2026-04-23T10:00:00.000Z	27 \| good	3.698 \| good	16.024 \| good	28.813 \| good	0.14 \| good	4.796 \| good	0.154 \| good
2026-04-23T11:00:00.000Z	23 \| good	4.071 \| good	17.383 \| good	25.37 \| good	0.16 \| good	3.944 \| good	0.154 \| good
2026-04-23T12:00:00.000Z	27 \| good	4.508 \| good	19.597 \| good	26.175 \| good	0.12 \| good	4.324 \| good	0.154 \| good
2026-04-23T13:00:00.000Z	27 \| good	4.648 \| good	20.521 \| good	28.723 \| good	0.158 \| good	4.333 \| good	0.154 \| good
2026-04-23T14:00:00.000Z	27 \| good	4.991 \| good	21.78 \| good	26.913 \| good	0.22 \| good	7.962 \| good	0.154 \| good
2026-04-23T15:00:00.000Z	27 \| good	4.905 \| good	21.353 \| good	27.043 \| good	0.199 \| good	8.382 \| good	0.161 \| good
2026-04-23T16:00:00.000Z	22 \| good	4.348 \| good	19.18 \| good	24.23 \| good	0.217 \| good	7.927 \| good	0.246 \| good
2026-04-23T17:00:00.000Z	24 \| good	3.837 \| good	16.658 \| good	26.147 \| good	0.1 \| good	6.859 \| good	0.212 \| good
2026-04-23T18:00:00.000Z	23 \| good	4.433 \| good	19.219 \| good	24.619 \| good	0.118 \| good	7.04 \| good	0.205 \| good
2026-04-23T19:00:00.000Z	27 \| good	4.683 \| good	20.462 \| good	25.909 \| good	0.109 \| good	8.125 \| good	0.205 \| good
2026-04-23T20:00:00.000Z	28 \| good	5.431 \| good	23.8 \| good	29.862 \| good	0.1 \| good	7.925 \| good	0.211 \| good
2026-04-23T21:00:00.000Z	31 \| good	4.055 \| good	17.355 \| good	33.124 \| good	0.12 \| good	7.956 \| good	0.211 \| good
2026-04-23T22:00:00.000Z	34 \| good	4.437 \| good	19.468 \| good	36.804 \| good	0.1 \| good	6.612 \| good	0.211 \| good
2026-04-23T23:00:00.000Z	32 \| good	4.862 \| good	21.197 \| good	35.051 \| good	0.1 \| good	5.581 \| good	0.218 \| good
2026-04-24T00:00:00.000Z	31 \| good	5.208 \| good	22.904 \| good	33.616 \| good	0.141 \| good	6.583 \| good	0.211 \| good
2026-04-24T01:00:00.000Z	31 \| good	4.911 \| good	21.624 \| good	34.153 \| good	0.1 \| good	5.468 \| good	0.211 \| good
2026-04-24T02:00:00.000Z	34 \| good	4.445 \| good	19.527 \| good	37.302 \| good	0.1 \| good	3.821 \| good	0.211 \| good
2026-04-24T03:00:00.000Z	31 \| good	5.252 \| good	22.689 \| good	34.382 \| good	0.264 \| good	6.02 \| good	0.178 \| good
2026-04-24T04:00:00.000Z	31 \| good	3.934 \| good	16.937 \| good	33.873 \| good	0.156 \| good	5.51 \| good	0.176 \| good
2026-04-24T04:00:00.000Z	31 \| good	4.901 \| good	21.578 \| good	33.593 \| good	0.156 \| good	4.841 \| good	0.175 \| good
2026-04-24T05:00:00.000Z	44 \| good	7.749 \| good	34.693 \| good	29.658 \| good	0.379 \| good	9.364 \| good	0.215 \| good
2026-04-24T06:00:00.000Z	49 \| good	8.578 \| good	38.233 \| good	27.682 \| good	0.45 \| good	11.244 \| good	0.235 \| good
2026-04-24T07:00:00.000Z	49 \| good	8.812 \| good	39.243 \| good	26.854 \| good	0.389 \| good	9.786 \| good	0.22 \| good
2026-04-24T08:00:00.000Z	49 \| good	9.295 \| good	41.694 \| good	25.318 \| good	0.329 \| good	8.328 \| good	0.204 \| good
2026-04-24T09:00:00.000Z	49 \| good	9.457 \| good	41.881 \| good	24.733 \| good	0.269 \| good	6.871 \| good	0.189 \| good
2026-04-24T10:00:00.000Z	44 \| good	8.404 \| good	37.034 \| good	24.592 \| good	0.26 \| good	5.911 \| good	0.179 \| good
2026-04-24T11:00:00.000Z	38 \| good	6.886 \| good	30.275 \| good	23.497 \| good	0.251 \| good	4.951 \| good	0.17 \| good
2026-04-24T12:00:00.000Z	38 \| good	6.568 \| good	28.765 \| good	21.26 \| good	0.242 \| good	3.991 \| good	0.16 \| good
2026-04-24T13:00:00.000Z	38 \| good	7.498 \| good	32.697 \| good	19.35 \| good	0.271 \| good	3.545 \| good	0.16 \| good
2026-04-24T14:00:00.000Z	44 \| good	7.608 \| good	33.734 \| good	18.868 \| good	0.301 \| good	3.098 \| good	0.161 \| good
2026-04-24T15:00:00.000Z	44 \| good	8.359 \| good	37.289 \| good	24.59 \| good	0.33 \| good	2.652 \| good	0.162 \| good
2026-04-24T16:00:00.000Z	44 \| good	8.059 \| good	35.577 \| good	29.667 \| good	0.373 \| good	2.308 \| good	0.155 \| good
2026-04-24T17:00:00.000Z	44 \| good	7.657 \| good	34.092 \| good	31.889 \| good	0.415 \| good	1.964 \| good	0.149 \| good
2026-04-24T18:00:00.000Z	33 \| good	6.446 \| good	28.19 \| good	34.112 \| good	0.458 \| good	1.62 \| good	0.143 \| good
2026-04-24T19:00:00.000Z	36 \| good	4.891 \| good	21.337 \| good	38.964 \| good	0.383 \| good	1.31 \| good	0.137 \| good
2026-04-24T20:00:00.000Z	39 \| good	3.337 \| good	14.288 \| good	42.103 \| good	0.309 \| good	1 \| good	0.132 \| good
2026-04-24T21:00:00.000Z	41 \| good	3.28 \| good	14.002 \| good	44.105 \| good	0.234 \| good	0.69 \| good	0.127 \| good
2026-04-24T22:00:00.000Z	43 \| good	2.912 \| good	12.382 \| good	45.527 \| good	0.222 \| good	0.702 \| good	0.125 \| good
2026-04-24T23:00:00.000Z	40 \| good	2.745 \| good	11.7 \| good	42.776 \| good	0.211 \| good	0.714 \| good	0.123 \| good
2026-04-25T00:00:00.000Z	37 \| good	2.956 \| good	12.733 \| good	39.777 \| good	0.199 \| good	0.726 \| good	0.121 \| good
2026-04-25T01:00:00.000Z	36 \| good	3.618 \| good	15.748 \| good	39.308 \| good	0.23 \| good	1.553 \| good	0.126 \| good
2026-04-25T02:00:00.000Z	34 \| good	4.52 \| good	19.843 \| good	37.087 \| good	0.261 \| good	2.379 \| good	0.131 \| good
2026-04-25T03:00:00.000Z	29 \| good	5.439 \| good	23.596 \| good	31.041 \| good	0.292 \| good	3.206 \| good	0.135 \| good
2026-04-25T04:00:00.000Z	33 \| good	6.392 \| good	27.957 \| good	29.49 \| good	0.31 \| good	3.684 \| good	0.139 \| good
2026-04-25T05:00:00.000Z	33 \| good	6.036 \| good	26.747 \| good	32.263 \| good	0.328 \| good	4.161 \| good	0.142 \| good
2026-04-25T06:00:00.000Z	31 \| good	5.211 \| good	22.536 \| good	33.341 \| good	0.347 \| good	4.639 \| good	0.145 \| good
2026-04-25T07:00:00.000Z	30 \| good	5.085 \| good	22.041 \| good	32.331 \| good	0.338 \| good	4.642 \| good	0.147 \| good
2026-04-25T08:00:00.000Z	29 \| good	5.396 \| good	23.517 \| good	30.682 \| good	0.328 \| good	4.644 \| good	0.148 \| good
2026-04-25T09:00:00.000Z	28 \| good	5.146 \| good	22.339 \| good	29.824 \| good	0.319 \| good	4.646 \| good	0.15 \| good
2026-04-25T10:00:00.000Z	27 \| good	5.327 \| good	23.691 \| good	27.761 \| good	0.323 \| good	4.449 \| good	0.149 \| good
2026-04-25T11:00:00.000Z	33 \| good	5.583 \| good	24.312 \| good	26.682 \| good	0.327 \| good	4.252 \| good	0.147 \| good
2026-04-25T12:00:00.000Z	33 \| good	5.887 \| good	25.793 \| good	24.679 \| good	0.331 \| good	4.054 \| good	0.146 \| good
2026-04-25T13:00:00.000Z	27 \| good	5.311 \| good	23.078 \| good	24.145 \| good	0.326 \| good	3.784 \| good	0.149 \| good
2026-04-25T14:00:00.000Z	33 \| good	6.326 \| good	27.906 \| good	22.968 \| good	0.321 \| good	3.514 \| good	0.152 \| good
2026-04-25T15:00:00.000Z	33 \| good	6.099 \| good	26.848 \| good	27.342 \| good	0.316 \| good	3.244 \| good	0.155 \| good
2026-04-25T16:00:00.000Z	29 \| good	4.627 \| good	20.009 \| good	30.539 \| good	0.331 \| good	2.565 \| good	0.144 \| good
2026-04-25T17:00:00.000Z	31 \| good	4.487 \| good	19.097 \| good	32.618 \| good	0.346 \| good	1.886 \| good	0.132 \| good
2026-04-25T18:00:00.000Z	34 \| good	4.725 \| good	20.62 \| good	36.513 \| good	0.361 \| good	1.207 \| good	0.121 \| good
2026-04-25T19:00:00.000Z	38 \| good	4.948 \| good	21.811 \| good	41.284 \| good	0.341 \| good	1.007 \| good	0.119 \| good
2026-04-25T20:00:00.000Z	42 \| good	4.302 \| good	18.3 \| good	44.706 \| good	0.322 \| good	0.807 \| good	0.116 \| good
2026-04-25T21:00:00.000Z	44 \| good	3.835 \| good	16.741 \| good	46.566 \| good	0.302 \| good	0.606 \| good	0.114 \| good
2026-04-25T22:00:00.000Z	44 \| good	3.055 \| good	13.226 \| good	48.164 \| good	0.301 \| good	0.71 \| good	0.115 \| good
2026-04-25T23:00:00.000Z	44 \| good	2.705 \| good	11.488 \| good	46.597 \| good	0.301 \| good	0.814 \| good	0.115 \| good
2026-04-26T00:00:00.000Z	74 \| moderate	2.261 \| good	3.08 \| good	61.966 \| fine	0.299 \| good	0.918 \| good	0.116 \| good
2026-04-26T01:00:00.000Z	43 \| good	3.979 \| good	16.987 \| good	45.965 \| good	0.333 \| good	2.186 \| good	0.128 \| good
2026-04-26T02:00:00.000Z	39 \| good	5.462 \| good	23.761 \| good	41.695 \| good	0.366 \| good	3.453 \| good	0.14 \| good
2026-04-26T03:00:00.000Z	35 \| good	5.4 \| good	23.571 \| good	38.101 \| good	0.399 \| good	4.721 \| good	0.152 \| good
2026-04-26T04:00:00.000Z	34 \| good	3.975 \| good	17.117 \| good	37.209 \| good	0.432 \| good	5.895 \| good	0.164 \| good

Hillsboro

Get reliable air quality data to drive your business

Hillsboro, Oregon air quality map: Stay updated on AQI near you

0.21ppm

How accurate is Oregon, USA air quality data?

Air quality and pollutant data for Oregon, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

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 often is air quality information updated for Hillsboro, Oregon?

The air quality information for Hillsboro, Oregon is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Hillsboro, Oregon at its worst?

In the past 24 hours, the air quality in Hillsboro, Oregon was at its worst at 02:00:00 on 2026-04-24.

When did Hillsboro, Oregon experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Hillsboro, Oregon was observed at 04:00:00 on 2026-04-23.

What is the AQI in Hillsboro, Oregon right now?

As of now, the AQI in Hillsboro, Oregon is 31, indicating Good conditions.

What is the most common type of pollution in Hillsboro, Oregon?

Hillsboro, Oregon air has the highest levels of O3.

What should I do in case of poor air quality in Hillsboro, Oregon?

Poor air quality in Hillsboro, Oregon means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Hillsboro, Oregon at the moment?

PM_2.5 levels in Hillsboro, Oregon are currently 4.901 μg/m³.

What is the PM₁₀ level in Hillsboro, Oregon at the moment?

The PM₁₀ concentration in Hillsboro, Oregon is 21.578 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Hillsboro, Oregon at the moment?

The current carbon monoxide (CO) concentration in Hillsboro, Oregon is 0.175 ppm.

What is the sulfur dioxide (SO₂) level in Hillsboro, Oregon at the moment?

Currently, Hillsboro, Oregon has a sulfur dioxide (SO₂) concentration of 0.156 ppb.

What is the ozone (O₃) level in Hillsboro, Oregon at the moment?

The current ozone (O₃) level in Hillsboro, Oregon at the moment is 33.593 ppm.

What is the nitrogen dioxide (NO₂) level in Hillsboro, Oregon at the moment?

Nitrogen dioxide (NO₂) level in Hillsboro, Oregon at the moment is 4.841 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-04-22T05:00:00.000Z	25 \| good	1.959 \| good	9.331 \| good	27.285 \| good	0.158 \| good	5.789 \| good	0.285 \| good
2026-04-22T06:00:00.000Z	27 \| good	1.343 \| good	5.716 \| good	29.348 \| good	0.158 \| good	6.015 \| good	0.285 \| good
2026-04-22T07:00:00.000Z	22 \| good	1.67 \| good	7.256 \| good	23.711 \| good	0.1 \| good	8.087 \| good	0.241 \| good
2026-04-22T08:00:00.000Z	20 \| good	1.62 \| good	5.754 \| good	21.833 \| good	0.1 \| good	6.578 \| good	0.234 \| good
2026-04-22T09:00:00.000Z	22 \| good	1.602 \| good	6.468 \| good	24.39 \| good	0.1 \| good	6.61 \| good	0.2 \| good
2026-04-22T10:00:00.000Z	21 \| good	1.73 \| good	7.321 \| good	23.275 \| good	0.26 \| good	6.095 \| good	0.2 \| good
2026-04-22T11:00:00.000Z	23 \| good	2.024 \| good	8.6 \| good	24.572 \| good	0.26 \| good	3.988 \| good	0.15 \| good
2026-04-22T12:00:00.000Z	24 \| good	1.961 \| good	8.307 \| good	25.605 \| good	0.255 \| good	5.768 \| good	0.2 \| good
2026-04-22T13:00:00.000Z	25 \| good	1.853 \| good	7.747 \| good	26.884 \| good	0.23 \| good	5.657 \| good	0.2 \| good
2026-04-22T14:00:00.000Z	22 \| good	2.234 \| good	9.475 \| good	23.541 \| good	0.3 \| good	9.401 \| good	0.2 \| good
2026-04-22T15:00:00.000Z	24 \| good	2.709 \| good	12.056 \| good	26.366 \| good	0.22 \| good	10.353 \| good	0.2 \| good
2026-04-22T16:00:00.000Z	21 \| good	2.583 \| good	10.775 \| good	22.804 \| good	0.16 \| good	11.561 \| good	0.2 \| good
2026-04-22T17:00:00.000Z	23 \| good	2.583 \| good	10.775 \| good	24.564 \| good	0.346 \| good	11.058 \| good	0.205 \| good
2026-04-22T18:00:00.000Z	29 \| good	1.879 \| good	7.904 \| good	30.746 \| good	0.301 \| good	10.644 \| good	0.205 \| good
2026-04-22T19:00:00.000Z	27 \| good	1.97 \| good	8.351 \| good	28.968 \| good	0.317 \| good	10.86 \| good	0.205 \| good
2026-04-22T20:00:00.000Z	30 \| good	2.214 \| good	9.166 \| good	32.387 \| good	0.138 \| good	8.642 \| good	0.205 \| good
2026-04-22T21:00:00.000Z	23 \| good	1.656 \| good	7.165 \| good	25.283 \| good	0.1 \| good	10.792 \| good	0.205 \| good
2026-04-22T22:00:00.000Z	27 \| good	1.95 \| good	8.426 \| good	29.298 \| good	0.12 \| good	8.262 \| good	0.205 \| good
2026-04-22T23:00:00.000Z	29 \| good	1.85 \| good	7.922 \| good	30.526 \| good	0.12 \| good	4.309 \| good	0.154 \| good
2026-04-23T00:00:00.000Z	31 \| good	1.865 \| good	7.846 \| good	32.57 \| good	0.1 \| good	5.711 \| good	0.205 \| good
2026-04-23T01:00:00.000Z	31 \| good	1.863 \| good	7.826 \| good	33.999 \| good	0.1 \| good	5.762 \| good	0.205 \| good
2026-04-23T02:00:00.000Z	32 \| good	3.36 \| good	14.597 \| good	35.126 \| good	0.139 \| good	7.165 \| good	0.255 \| good
2026-04-23T03:00:00.000Z	28 \| good	3.287 \| good	13.998 \| good	29.941 \| good	0.117 \| good	5.945 \| good	0.205 \| good
2026-04-23T04:00:00.000Z	30 \| good	3.42 \| good	14.64 \| good	32.263 \| good	0.178 \| good	5.423 \| good	0.205 \| good
2026-04-23T05:00:00.000Z	29 \| good	3.385 \| good	14.21 \| good	30.898 \| good	0.179 \| good	6.704 \| good	0.205 \| good
2026-04-23T06:00:00.000Z	28 \| good	3.385 \| good	14.21 \| good	29.775 \| good	0.139 \| good	6.501 \| good	0.205 \| good
2026-04-23T07:00:00.000Z	27 \| good	3.912 \| good	16.42 \| good	28.766 \| good	0.159 \| good	5.442 \| good	0.205 \| good
2026-04-23T08:00:00.000Z	29 \| good	3.544 \| good	15.22 \| good	30.634 \| good	0.158 \| good	4.106 \| good	0.154 \| good
2026-04-23T09:00:00.000Z	29 \| good	3.788 \| good	16.228 \| good	30.734 \| good	0.158 \| good	5.907 \| good	0.154 \| good
2026-04-23T10:00:00.000Z	27 \| good	3.698 \| good	16.024 \| good	28.813 \| good	0.14 \| good	4.796 \| good	0.154 \| good
2026-04-23T11:00:00.000Z	23 \| good	4.071 \| good	17.383 \| good	25.37 \| good	0.16 \| good	3.944 \| good	0.154 \| good
2026-04-23T12:00:00.000Z	27 \| good	4.508 \| good	19.597 \| good	26.175 \| good	0.12 \| good	4.324 \| good	0.154 \| good
2026-04-23T13:00:00.000Z	27 \| good	4.648 \| good	20.521 \| good	28.723 \| good	0.158 \| good	4.333 \| good	0.154 \| good
2026-04-23T14:00:00.000Z	27 \| good	4.991 \| good	21.78 \| good	26.913 \| good	0.22 \| good	7.962 \| good	0.154 \| good
2026-04-23T15:00:00.000Z	27 \| good	4.905 \| good	21.353 \| good	27.043 \| good	0.199 \| good	8.382 \| good	0.161 \| good
2026-04-23T16:00:00.000Z	22 \| good	4.348 \| good	19.18 \| good	24.23 \| good	0.217 \| good	7.927 \| good	0.246 \| good
2026-04-23T17:00:00.000Z	24 \| good	3.837 \| good	16.658 \| good	26.147 \| good	0.1 \| good	6.859 \| good	0.212 \| good
2026-04-23T18:00:00.000Z	23 \| good	4.433 \| good	19.219 \| good	24.619 \| good	0.118 \| good	7.04 \| good	0.205 \| good
2026-04-23T19:00:00.000Z	27 \| good	4.683 \| good	20.462 \| good	25.909 \| good	0.109 \| good	8.125 \| good	0.205 \| good
2026-04-23T20:00:00.000Z	28 \| good	5.431 \| good	23.8 \| good	29.862 \| good	0.1 \| good	7.925 \| good	0.211 \| good
2026-04-23T21:00:00.000Z	31 \| good	4.055 \| good	17.355 \| good	33.124 \| good	0.12 \| good	7.956 \| good	0.211 \| good
2026-04-23T22:00:00.000Z	34 \| good	4.437 \| good	19.468 \| good	36.804 \| good	0.1 \| good	6.612 \| good	0.211 \| good
2026-04-23T23:00:00.000Z	32 \| good	4.862 \| good	21.197 \| good	35.051 \| good	0.1 \| good	5.581 \| good	0.218 \| good
2026-04-24T00:00:00.000Z	31 \| good	5.208 \| good	22.904 \| good	33.616 \| good	0.141 \| good	6.583 \| good	0.211 \| good
2026-04-24T01:00:00.000Z	31 \| good	4.911 \| good	21.624 \| good	34.153 \| good	0.1 \| good	5.468 \| good	0.211 \| good
2026-04-24T02:00:00.000Z	34 \| good	4.445 \| good	19.527 \| good	37.302 \| good	0.1 \| good	3.821 \| good	0.211 \| good
2026-04-24T03:00:00.000Z	31 \| good	5.252 \| good	22.689 \| good	34.382 \| good	0.264 \| good	6.02 \| good	0.178 \| good
2026-04-24T04:00:00.000Z	31 \| good	3.934 \| good	16.937 \| good	33.873 \| good	0.156 \| good	5.51 \| good	0.176 \| good
2026-04-24T04:00:00.000Z	31 \| good	4.901 \| good	21.578 \| good	33.593 \| good	0.156 \| good	4.841 \| good	0.175 \| good
2026-04-24T05:00:00.000Z	44 \| good	7.749 \| good	34.693 \| good	29.658 \| good	0.379 \| good	9.364 \| good	0.215 \| good
2026-04-24T06:00:00.000Z	49 \| good	8.578 \| good	38.233 \| good	27.682 \| good	0.45 \| good	11.244 \| good	0.235 \| good
2026-04-24T07:00:00.000Z	49 \| good	8.812 \| good	39.243 \| good	26.854 \| good	0.389 \| good	9.786 \| good	0.22 \| good
2026-04-24T08:00:00.000Z	49 \| good	9.295 \| good	41.694 \| good	25.318 \| good	0.329 \| good	8.328 \| good	0.204 \| good
2026-04-24T09:00:00.000Z	49 \| good	9.457 \| good	41.881 \| good	24.733 \| good	0.269 \| good	6.871 \| good	0.189 \| good
2026-04-24T10:00:00.000Z	44 \| good	8.404 \| good	37.034 \| good	24.592 \| good	0.26 \| good	5.911 \| good	0.179 \| good
2026-04-24T11:00:00.000Z	38 \| good	6.886 \| good	30.275 \| good	23.497 \| good	0.251 \| good	4.951 \| good	0.17 \| good
2026-04-24T12:00:00.000Z	38 \| good	6.568 \| good	28.765 \| good	21.26 \| good	0.242 \| good	3.991 \| good	0.16 \| good
2026-04-24T13:00:00.000Z	38 \| good	7.498 \| good	32.697 \| good	19.35 \| good	0.271 \| good	3.545 \| good	0.16 \| good
2026-04-24T14:00:00.000Z	44 \| good	7.608 \| good	33.734 \| good	18.868 \| good	0.301 \| good	3.098 \| good	0.161 \| good
2026-04-24T15:00:00.000Z	44 \| good	8.359 \| good	37.289 \| good	24.59 \| good	0.33 \| good	2.652 \| good	0.162 \| good
2026-04-24T16:00:00.000Z	44 \| good	8.059 \| good	35.577 \| good	29.667 \| good	0.373 \| good	2.308 \| good	0.155 \| good
2026-04-24T17:00:00.000Z	44 \| good	7.657 \| good	34.092 \| good	31.889 \| good	0.415 \| good	1.964 \| good	0.149 \| good
2026-04-24T18:00:00.000Z	33 \| good	6.446 \| good	28.19 \| good	34.112 \| good	0.458 \| good	1.62 \| good	0.143 \| good
2026-04-24T19:00:00.000Z	36 \| good	4.891 \| good	21.337 \| good	38.964 \| good	0.383 \| good	1.31 \| good	0.137 \| good
2026-04-24T20:00:00.000Z	39 \| good	3.337 \| good	14.288 \| good	42.103 \| good	0.309 \| good	1 \| good	0.132 \| good
2026-04-24T21:00:00.000Z	41 \| good	3.28 \| good	14.002 \| good	44.105 \| good	0.234 \| good	0.69 \| good	0.127 \| good
2026-04-24T22:00:00.000Z	43 \| good	2.912 \| good	12.382 \| good	45.527 \| good	0.222 \| good	0.702 \| good	0.125 \| good
2026-04-24T23:00:00.000Z	40 \| good	2.745 \| good	11.7 \| good	42.776 \| good	0.211 \| good	0.714 \| good	0.123 \| good
2026-04-25T00:00:00.000Z	37 \| good	2.956 \| good	12.733 \| good	39.777 \| good	0.199 \| good	0.726 \| good	0.121 \| good
2026-04-25T01:00:00.000Z	36 \| good	3.618 \| good	15.748 \| good	39.308 \| good	0.23 \| good	1.553 \| good	0.126 \| good
2026-04-25T02:00:00.000Z	34 \| good	4.52 \| good	19.843 \| good	37.087 \| good	0.261 \| good	2.379 \| good	0.131 \| good
2026-04-25T03:00:00.000Z	29 \| good	5.439 \| good	23.596 \| good	31.041 \| good	0.292 \| good	3.206 \| good	0.135 \| good
2026-04-25T04:00:00.000Z	33 \| good	6.392 \| good	27.957 \| good	29.49 \| good	0.31 \| good	3.684 \| good	0.139 \| good
2026-04-25T05:00:00.000Z	33 \| good	6.036 \| good	26.747 \| good	32.263 \| good	0.328 \| good	4.161 \| good	0.142 \| good
2026-04-25T06:00:00.000Z	31 \| good	5.211 \| good	22.536 \| good	33.341 \| good	0.347 \| good	4.639 \| good	0.145 \| good
2026-04-25T07:00:00.000Z	30 \| good	5.085 \| good	22.041 \| good	32.331 \| good	0.338 \| good	4.642 \| good	0.147 \| good
2026-04-25T08:00:00.000Z	29 \| good	5.396 \| good	23.517 \| good	30.682 \| good	0.328 \| good	4.644 \| good	0.148 \| good
2026-04-25T09:00:00.000Z	28 \| good	5.146 \| good	22.339 \| good	29.824 \| good	0.319 \| good	4.646 \| good	0.15 \| good
2026-04-25T10:00:00.000Z	27 \| good	5.327 \| good	23.691 \| good	27.761 \| good	0.323 \| good	4.449 \| good	0.149 \| good
2026-04-25T11:00:00.000Z	33 \| good	5.583 \| good	24.312 \| good	26.682 \| good	0.327 \| good	4.252 \| good	0.147 \| good
2026-04-25T12:00:00.000Z	33 \| good	5.887 \| good	25.793 \| good	24.679 \| good	0.331 \| good	4.054 \| good	0.146 \| good
2026-04-25T13:00:00.000Z	27 \| good	5.311 \| good	23.078 \| good	24.145 \| good	0.326 \| good	3.784 \| good	0.149 \| good
2026-04-25T14:00:00.000Z	33 \| good	6.326 \| good	27.906 \| good	22.968 \| good	0.321 \| good	3.514 \| good	0.152 \| good
2026-04-25T15:00:00.000Z	33 \| good	6.099 \| good	26.848 \| good	27.342 \| good	0.316 \| good	3.244 \| good	0.155 \| good
2026-04-25T16:00:00.000Z	29 \| good	4.627 \| good	20.009 \| good	30.539 \| good	0.331 \| good	2.565 \| good	0.144 \| good
2026-04-25T17:00:00.000Z	31 \| good	4.487 \| good	19.097 \| good	32.618 \| good	0.346 \| good	1.886 \| good	0.132 \| good
2026-04-25T18:00:00.000Z	34 \| good	4.725 \| good	20.62 \| good	36.513 \| good	0.361 \| good	1.207 \| good	0.121 \| good
2026-04-25T19:00:00.000Z	38 \| good	4.948 \| good	21.811 \| good	41.284 \| good	0.341 \| good	1.007 \| good	0.119 \| good
2026-04-25T20:00:00.000Z	42 \| good	4.302 \| good	18.3 \| good	44.706 \| good	0.322 \| good	0.807 \| good	0.116 \| good
2026-04-25T21:00:00.000Z	44 \| good	3.835 \| good	16.741 \| good	46.566 \| good	0.302 \| good	0.606 \| good	0.114 \| good
2026-04-25T22:00:00.000Z	44 \| good	3.055 \| good	13.226 \| good	48.164 \| good	0.301 \| good	0.71 \| good	0.115 \| good
2026-04-25T23:00:00.000Z	44 \| good	2.705 \| good	11.488 \| good	46.597 \| good	0.301 \| good	0.814 \| good	0.115 \| good
2026-04-26T00:00:00.000Z	74 \| moderate	2.261 \| good	3.08 \| good	61.966 \| fine	0.299 \| good	0.918 \| good	0.116 \| good
2026-04-26T01:00:00.000Z	43 \| good	3.979 \| good	16.987 \| good	45.965 \| good	0.333 \| good	2.186 \| good	0.128 \| good
2026-04-26T02:00:00.000Z	39 \| good	5.462 \| good	23.761 \| good	41.695 \| good	0.366 \| good	3.453 \| good	0.14 \| good
2026-04-26T03:00:00.000Z	35 \| good	5.4 \| good	23.571 \| good	38.101 \| good	0.399 \| good	4.721 \| good	0.152 \| good
2026-04-26T04:00:00.000Z	34 \| good	3.975 \| good	17.117 \| good	37.209 \| good	0.432 \| good	5.895 \| good	0.164 \| good

Live air quality index in Hillsboro, Oregon today

Major air pollutants in Hillsboro, Oregon

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Hillsboro, Oregon air quality forecast and history

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Hillsboro, Oregon air quality map: Stay updated on AQI near you

Air quality in nearby cities

Cornelius, Oregon

Forest Grove, Oregon

Aloha, Oregon

Oak Hills, Oregon

Beaverton, Oregon

Cedar Mill, Oregon

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Frequently asked questions

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What is the PM2.5 level in Hillsboro, Oregon at the moment?

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What is the sulfur dioxide (SO2) level in Hillsboro, Oregon at the moment?

What is the ozone (O3) level in Hillsboro, Oregon at the moment?

What is the nitrogen dioxide (NO2) level in Hillsboro, Oregon at the moment?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 level in Hillsboro, Oregon at the moment?

What is the PM₁₀ level in Hillsboro, Oregon at the moment?

What is the sulfur dioxide (SO₂) level in Hillsboro, Oregon at the moment?

What is the ozone (O₃) level in Hillsboro, Oregon at the moment?

What is the nitrogen dioxide (NO₂) level in Hillsboro, Oregon at the moment?