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

The PM10 concentration in Hillsboro, Oregon is 38.573 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 0.698 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 17.473 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 10.67 ppb.

Live air quality index in Hillsboro, Oregon today

Name: Live air pollution levels in Hillsboro, Oregon today
Creator: Ambee

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)

8.66 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

38.57 μg/m³

155

255

425

605+

Ozone (O₃)

17.47 ppb

201

201+

Sulfur Dioxide (SO₂)

0.70 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

10.67 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.26 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
2025-09-03T23:00:00.000Z	64 \| moderate	15.7 \| fine	71 \| fine	39.203 \| good	0.682 \| good	7.342 \| good	0.196 \| good
2025-09-04T00:00:00.000Z	60 \| moderate	14.3 \| fine	65 \| fine	48.427 \| good	0.586 \| good	7.167 \| good	0.2 \| good
2025-09-04T01:00:00.000Z	62 \| moderate	14.6 \| fine	65 \| fine	38.012 \| good	0.5 \| good	10.999 \| good	0.251 \| good
2025-09-04T02:00:00.000Z	60 \| moderate	13.5 \| fine	61 \| fine	43.131 \| good	0.477 \| good	12.455 \| good	0.306 \| good
2025-09-04T03:00:00.000Z	52 \| moderate	10.1 \| good	45 \| good	33.593 \| good	0.456 \| good	11.033 \| good	0.246 \| good
2025-09-04T04:00:00.000Z	54 \| moderate	10.5 \| good	47 \| good	29.318 \| good	0.555 \| good	13.082 \| good	0.24 \| good
2025-09-04T05:00:00.000Z	49 \| good	9.2 \| good	41 \| good	27.095 \| good	0.472 \| good	10.642 \| good	0.212 \| good
2025-09-04T06:00:00.000Z	49 \| good	9.2 \| good	41 \| good	18.495 \| good	0.467 \| good	13.805 \| good	0.274 \| good
2025-09-04T07:00:00.000Z	49 \| good	8.6 \| good	38 \| good	17.849 \| good	0.956 \| good	12.047 \| good	0.218 \| good
2025-09-04T08:00:00.000Z	44 \| good	7.6 \| good	34 \| good	18.139 \| good	0.368 \| good	10.959 \| good	0.212 \| good
2025-09-04T09:00:00.000Z	49 \| good	8.8 \| good	39 \| good	14.45 \| good	0.306 \| good	7.139 \| good	0.106 \| good
2025-09-04T10:00:00.000Z	38 \| good	7.4 \| good	33 \| good	11.559 \| good	0.36 \| good	7.444 \| good	0.106 \| good
2025-09-04T11:00:00.000Z	44 \| good	8.2 \| good	36 \| good	8.481 \| good	0.305 \| good	7.363 \| good	0.151 \| good
2025-09-04T12:00:00.000Z	44 \| good	8.2 \| good	36 \| good	7.267 \| good	0.26 \| good	7.398 \| good	0.151 \| good
2025-09-04T13:00:00.000Z	49 \| good	8.579 \| good	38.799 \| good	16.925 \| good	0.303 \| good	4.207 \| good	0.174 \| good
2025-09-04T14:00:00.000Z	44 \| good	7.9 \| good	35 \| good	12.245 \| good	0.278 \| good	8.94 \| good	0.162 \| good
2025-09-04T15:00:00.000Z	44 \| good	7.5 \| good	33 \| good	7.638 \| good	0.255 \| good	10.206 \| good	0.11 \| good
2025-09-04T16:00:00.000Z	44 \| good	7.7 \| good	34 \| good	12.555 \| good	0.356 \| good	12.415 \| good	0.271 \| good
2025-09-04T17:00:00.000Z	27 \| good	5.3 \| good	23 \| good	13.381 \| good	0.431 \| good	9.831 \| good	0.172 \| good
2025-09-04T18:00:00.000Z	27 \| good	5.3 \| good	23 \| good	10.171 \| good	0.411 \| good	8.323 \| good	0.166 \| good
2025-09-04T19:00:00.000Z	54 \| moderate	10.8 \| good	48 \| good	12.538 \| good	0.405 \| good	10.508 \| good	0.222 \| good
2025-09-04T20:00:00.000Z	56 \| moderate	12.4 \| fine	57 \| fine	12.05 \| good	0.427 \| good	12.705 \| good	0.246 \| good
2025-09-04T21:00:00.000Z	60 \| moderate	14.2 \| fine	63 \| fine	11.55 \| good	0.624 \| good	12.883 \| good	0.256 \| good
2025-09-04T22:00:00.000Z	64 \| moderate	16.1 \| fine	71 \| fine	15.317 \| good	0.751 \| good	12.291 \| good	0.268 \| good
2025-09-04T23:00:00.000Z	66 \| moderate	17 \| fine	75 \| fine	22.167 \| good	0.596 \| good	12.185 \| good	0.318 \| good
2025-09-05T00:00:00.000Z	66 \| moderate	17 \| fine	75 \| fine	32.989 \| good	0.565 \| good	8.688 \| good	0.212 \| good
2025-09-05T01:00:00.000Z	66 \| moderate	17 \| fine	75 \| fine	31.667 \| good	0.565 \| good	6.663 \| good	0.212 \| good
2025-09-05T02:00:00.000Z	60 \| moderate	14 \| fine	63 \| fine	28.179 \| good	0.873 \| good	9.615 \| good	0.218 \| good
2025-09-05T03:00:00.000Z	56 \| moderate	12 \| good	54 \| good	31.319 \| good	0.793 \| good	12.36 \| good	0.162 \| good
2025-09-05T04:00:00.000Z	56 \| moderate	12 \| good	54 \| good	29.001 \| good	0.629 \| good	15.663 \| good	0.262 \| good
2025-09-05T05:00:00.000Z	56 \| moderate	11.6 \| good	51 \| good	27.635 \| good	0.465 \| good	15.585 \| good	0.268 \| good
2025-09-05T06:00:00.000Z	52 \| moderate	10.2 \| good	45 \| good	26.044 \| good	0.995 \| good	14.936 \| good	0.24 \| good
2025-09-05T07:00:00.000Z	52 \| moderate	9.6 \| good	43 \| good	24.966 \| good	0.387 \| good	12.498 \| good	0.174 \| good
2025-09-05T08:00:00.000Z	52 \| moderate	9.6 \| good	43 \| good	22.131 \| good	0.36 \| good	11.077 \| good	0.162 \| good
2025-09-05T09:00:00.000Z	49 \| good	9.3 \| good	42 \| good	17.575 \| good	0.368 \| good	8.65 \| good	0.106 \| good
2025-09-05T10:00:00.000Z	49 \| good	9.1 \| good	41 \| good	14.974 \| good	0.367 \| good	10.197 \| good	0.106 \| good
2025-09-05T11:00:00.000Z	38 \| good	6.5 \| good	29 \| good	13.729 \| good	0.38 \| good	9.308 \| good	0.106 \| good
2025-09-05T12:00:00.000Z	38 \| good	7.3 \| good	32 \| good	16.63 \| good	0.383 \| good	10.071 \| good	0.112 \| good
2025-09-05T13:00:00.000Z	38 \| good	7.3 \| good	32 \| good	14.985 \| good	0.31 \| good	9.384 \| good	0.112 \| good
2025-09-05T14:00:00.000Z	38 \| good	7.3 \| good	32 \| good	9.529 \| good	0.455 \| good	10.13 \| good	0.178 \| good
2025-09-05T15:00:00.000Z	33 \| good	6.1 \| good	27 \| good	6.578 \| good	0.463 \| good	8.89 \| good	0.212 \| good
2025-09-05T16:00:00.000Z	44 \| good	7.5 \| good	33 \| good	4.867 \| good	0.514 \| good	8.948 \| good	0.206 \| good
2025-09-05T17:00:00.000Z	44 \| good	7.7 \| good	34 \| good	5.578 \| good	0.612 \| good	9.955 \| good	0.178 \| good
2025-09-05T18:00:00.000Z	49 \| good	8.8 \| good	39 \| good	10.594 \| good	0.693 \| good	9.584 \| good	0.183 \| good
2025-09-05T19:00:00.000Z	52 \| moderate	9.9 \| good	44 \| good	9.599 \| good	0.893 \| good	10.522 \| good	0.212 \| good
2025-09-05T20:00:00.000Z	49 \| good	9.4 \| good	42 \| good	11.546 \| good	0.8 \| good	11.07 \| good	0.256 \| good
2025-09-05T21:00:00.000Z	49 \| good	9.2 \| good	41 \| good	16.063 \| good	0.698 \| good	10.674 \| good	0.256 \| good
2025-09-05T22:00:00.000Z	49 \| good	8.657 \| good	38.573 \| good	17.473 \| good	0.698 \| good	10.67 \| good	0.257 \| good
2025-09-04T17:00:00.000Z	44 \| good	8.279 \| good	36.61 \| good	25.091 \| good	0.474 \| good	3.127 \| good	0.179 \| good
2025-09-04T18:00:00.000Z	49 \| good	8.763 \| good	38.908 \| good	28.738 \| good	0.56 \| good	2.744 \| good	0.182 \| good
2025-09-04T19:00:00.000Z	49 \| good	9.433 \| good	41.922 \| good	33.131 \| good	0.587 \| good	2.297 \| good	0.182 \| good
2025-09-04T20:00:00.000Z	49 \| good	8.913 \| good	39.554 \| good	35.947 \| good	0.614 \| good	1.85 \| good	0.182 \| good
2025-09-04T21:00:00.000Z	49 \| good	8.797 \| good	38.793 \| good	37.842 \| good	0.642 \| good	1.403 \| good	0.182 \| good
2025-09-04T22:00:00.000Z	49 \| good	8.585 \| good	37.81 \| good	39.569 \| good	0.601 \| good	1.381 \| good	0.181 \| good
2025-09-04T23:00:00.000Z	49 \| good	8.913 \| good	39.567 \| good	40.825 \| good	0.561 \| good	1.359 \| good	0.18 \| good
2025-09-05T00:00:00.000Z	49 \| good	8.91 \| good	40.109 \| good	40.413 \| good	0.521 \| good	1.337 \| good	0.179 \| good
2025-09-05T01:00:00.000Z	49 \| good	9.201 \| good	41.454 \| good	37.184 \| good	0.492 \| good	3.421 \| good	0.196 \| good
2025-09-05T02:00:00.000Z	44 \| good	8.408 \| good	36.994 \| good	31.872 \| good	0.463 \| good	5.504 \| good	0.213 \| good
2025-09-05T03:00:00.000Z	44 \| good	7.802 \| good	34.347 \| good	27.841 \| good	0.435 \| good	7.587 \| good	0.231 \| good
2025-09-05T04:00:00.000Z	44 \| good	7.794 \| good	34.729 \| good	24.127 \| good	0.422 \| good	7.719 \| good	0.231 \| good
2025-09-05T05:00:00.000Z	44 \| good	7.658 \| good	34.018 \| good	23.521 \| good	0.409 \| good	7.851 \| good	0.232 \| good
2025-09-05T06:00:00.000Z	44 \| good	8.046 \| good	35.744 \| good	22.449 \| good	0.396 \| good	7.984 \| good	0.232 \| good
2025-09-05T07:00:00.000Z	44 \| good	8.353 \| good	37.042 \| good	21.02 \| good	0.363 \| good	7.56 \| good	0.229 \| good
2025-09-05T08:00:00.000Z	49 \| good	8.884 \| good	39.347 \| good	19.706 \| good	0.331 \| good	7.137 \| good	0.226 \| good
2025-09-05T09:00:00.000Z	49 \| good	9.033 \| good	40.554 \| good	17.635 \| good	0.298 \| good	6.713 \| good	0.223 \| good
2025-09-05T10:00:00.000Z	49 \| good	9.173 \| good	40.822 \| good	16.697 \| good	0.28 \| good	6.084 \| good	0.217 \| good
2025-09-05T11:00:00.000Z	52 \| moderate	9.958 \| good	44.219 \| good	15.147 \| good	0.262 \| good	5.456 \| good	0.212 \| good
2025-09-05T12:00:00.000Z	54 \| moderate	11.448 \| good	50.194 \| good	15.15 \| good	0.244 \| good	4.827 \| good	0.206 \| good
2025-09-05T13:00:00.000Z	58 \| moderate	12.877 \| fine	57.156 \| fine	13.462 \| good	0.251 \| good	4.509 \| good	0.203 \| good
2025-09-05T14:00:00.000Z	60 \| moderate	13.894 \| fine	61.612 \| fine	13.69 \| good	0.258 \| good	4.191 \| good	0.201 \| good
2025-09-05T15:00:00.000Z	58 \| moderate	12.512 \| fine	55.421 \| fine	16.773 \| good	0.265 \| good	3.873 \| good	0.199 \| good
2025-09-05T16:00:00.000Z	58 \| moderate	12.621 \| fine	55.932 \| fine	17.771 \| good	0.309 \| good	3.44 \| good	0.198 \| good
2025-09-05T17:00:00.000Z	60 \| moderate	13.537 \| fine	60.146 \| fine	17.492 \| good	0.353 \| good	3.006 \| good	0.196 \| good
2025-09-05T18:00:00.000Z	58 \| moderate	13.436 \| fine	59.478 \| fine	20.174 \| good	0.397 \| good	2.572 \| good	0.195 \| good
2025-09-05T19:00:00.000Z	56 \| moderate	11.672 \| good	51.947 \| good	26.179 \| good	0.425 \| good	2.146 \| good	0.192 \| good
2025-09-05T20:00:00.000Z	54 \| moderate	10.957 \| good	48.183 \| good	31.775 \| good	0.453 \| good	1.72 \| good	0.19 \| good
2025-09-05T21:00:00.000Z	58 \| moderate	13.189 \| fine	57.996 \| fine	35.149 \| good	0.481 \| good	1.294 \| good	0.187 \| good
2025-09-05T22:00:00.000Z	62 \| moderate	14.74 \| fine	66.216 \| fine	37.669 \| good	0.452 \| good	1.361 \| good	0.184 \| good
2025-09-05T23:00:00.000Z	62 \| moderate	14.721 \| fine	66.523 \| fine	40.345 \| good	0.422 \| good	1.428 \| good	0.181 \| good
2025-09-06T00:00:00.000Z	62 \| moderate	14.611 \| fine	65.365 \| fine	40.494 \| good	0.392 \| good	1.495 \| good	0.178 \| good
2025-09-06T01:00:00.000Z	67 \| moderate	17.681 \| fine	78.129 \| fine	37.162 \| good	0.381 \| good	3.166 \| good	0.191 \| good
2025-09-06T02:00:00.000Z	69 \| moderate	19.2 \| fine	84.226 \| fine	33.691 \| good	0.371 \| good	4.837 \| good	0.204 \| good
2025-09-06T03:00:00.000Z	82 \| moderate	26.146 \| fine	114.471 \| fine	29.434 \| good	0.36 \| good	6.508 \| good	0.217 \| good
2025-09-06T04:00:00.000Z	90 \| moderate	30.375 \| fine	133.302 \| fine	26.767 \| good	0.355 \| good	6.855 \| good	0.219 \| good
2025-09-06T05:00:00.000Z	90 \| moderate	29.762 \| fine	130.288 \| fine	24.267 \| good	0.35 \| good	7.202 \| good	0.221 \| good
2025-09-06T06:00:00.000Z	75 \| moderate	22.153 \| fine	97.456 \| fine	21.803 \| good	0.345 \| good	7.549 \| good	0.223 \| good
2025-09-06T07:00:00.000Z	71 \| moderate	19.993 \| fine	88.569 \| fine	19.719 \| good	0.329 \| good	6.815 \| good	0.216 \| good
2025-09-06T08:00:00.000Z	67 \| moderate	18.032 \| fine	79.224 \| fine	18.318 \| good	0.313 \| good	6.082 \| good	0.21 \| good
2025-09-06T09:00:00.000Z	64 \| moderate	15.81 \| fine	69.782 \| fine	16.78 \| good	0.297 \| good	5.349 \| good	0.203 \| good
2025-09-06T10:00:00.000Z	62 \| moderate	14.645 \| fine	65.597 \| fine	16.403 \| good	0.278 \| good	4.757 \| good	0.196 \| good
2025-09-06T11:00:00.000Z	60 \| moderate	13.586 \| fine	59.942 \| fine	14.81 \| good	0.259 \| good	4.164 \| good	0.19 \| good
2025-09-06T12:00:00.000Z	58 \| moderate	13.137 \| fine	58.656 \| fine	13.541 \| good	0.24 \| good	3.572 \| good	0.184 \| good
2025-09-06T13:00:00.000Z	56 \| moderate	12.012 \| good	53.034 \| good	13.969 \| good	0.26 \| good	3.542 \| good	0.184 \| good
2025-09-06T14:00:00.000Z	54 \| moderate	10.803 \| good	47.713 \| good	14.341 \| good	0.279 \| good	3.513 \| good	0.184 \| good
2025-09-06T15:00:00.000Z	49 \| good	9.266 \| good	41.04 \| good	16.836 \| good	0.298 \| good	3.483 \| good	0.185 \| good
2025-09-06T16:00:00.000Z	49 \| good	9.391 \| good	41.587 \| good	18.297 \| good	0.347 \| good	3.31 \| good	0.184 \| good

Hillsboro

Get reliable air quality data to drive your business

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

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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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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 01:00:00 on 2025-09-05.

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 03:00:00 on 2025-09-05.

What is the AQI in Hillsboro, Oregon right now?

As of now, the AQI in Hillsboro, Oregon is 49, indicating Good conditions.

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

Hillsboro, Oregon air has the highest levels of PM2.5.

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 8.657 μg/m³.

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

The PM₁₀ concentration in Hillsboro, Oregon is 38.573 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 0.257 ppm.

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

Currently, Hillsboro, Oregon has a sulfur dioxide (SO₂) concentration of 0.698 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 17.473 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 10.67 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-09-03T23:00:00.000Z	64 \| moderate	15.7 \| fine	71 \| fine	39.203 \| good	0.682 \| good	7.342 \| good	0.196 \| good
2025-09-04T00:00:00.000Z	60 \| moderate	14.3 \| fine	65 \| fine	48.427 \| good	0.586 \| good	7.167 \| good	0.2 \| good
2025-09-04T01:00:00.000Z	62 \| moderate	14.6 \| fine	65 \| fine	38.012 \| good	0.5 \| good	10.999 \| good	0.251 \| good
2025-09-04T02:00:00.000Z	60 \| moderate	13.5 \| fine	61 \| fine	43.131 \| good	0.477 \| good	12.455 \| good	0.306 \| good
2025-09-04T03:00:00.000Z	52 \| moderate	10.1 \| good	45 \| good	33.593 \| good	0.456 \| good	11.033 \| good	0.246 \| good
2025-09-04T04:00:00.000Z	54 \| moderate	10.5 \| good	47 \| good	29.318 \| good	0.555 \| good	13.082 \| good	0.24 \| good
2025-09-04T05:00:00.000Z	49 \| good	9.2 \| good	41 \| good	27.095 \| good	0.472 \| good	10.642 \| good	0.212 \| good
2025-09-04T06:00:00.000Z	49 \| good	9.2 \| good	41 \| good	18.495 \| good	0.467 \| good	13.805 \| good	0.274 \| good
2025-09-04T07:00:00.000Z	49 \| good	8.6 \| good	38 \| good	17.849 \| good	0.956 \| good	12.047 \| good	0.218 \| good
2025-09-04T08:00:00.000Z	44 \| good	7.6 \| good	34 \| good	18.139 \| good	0.368 \| good	10.959 \| good	0.212 \| good
2025-09-04T09:00:00.000Z	49 \| good	8.8 \| good	39 \| good	14.45 \| good	0.306 \| good	7.139 \| good	0.106 \| good
2025-09-04T10:00:00.000Z	38 \| good	7.4 \| good	33 \| good	11.559 \| good	0.36 \| good	7.444 \| good	0.106 \| good
2025-09-04T11:00:00.000Z	44 \| good	8.2 \| good	36 \| good	8.481 \| good	0.305 \| good	7.363 \| good	0.151 \| good
2025-09-04T12:00:00.000Z	44 \| good	8.2 \| good	36 \| good	7.267 \| good	0.26 \| good	7.398 \| good	0.151 \| good
2025-09-04T13:00:00.000Z	49 \| good	8.579 \| good	38.799 \| good	16.925 \| good	0.303 \| good	4.207 \| good	0.174 \| good
2025-09-04T14:00:00.000Z	44 \| good	7.9 \| good	35 \| good	12.245 \| good	0.278 \| good	8.94 \| good	0.162 \| good
2025-09-04T15:00:00.000Z	44 \| good	7.5 \| good	33 \| good	7.638 \| good	0.255 \| good	10.206 \| good	0.11 \| good
2025-09-04T16:00:00.000Z	44 \| good	7.7 \| good	34 \| good	12.555 \| good	0.356 \| good	12.415 \| good	0.271 \| good
2025-09-04T17:00:00.000Z	27 \| good	5.3 \| good	23 \| good	13.381 \| good	0.431 \| good	9.831 \| good	0.172 \| good
2025-09-04T18:00:00.000Z	27 \| good	5.3 \| good	23 \| good	10.171 \| good	0.411 \| good	8.323 \| good	0.166 \| good
2025-09-04T19:00:00.000Z	54 \| moderate	10.8 \| good	48 \| good	12.538 \| good	0.405 \| good	10.508 \| good	0.222 \| good
2025-09-04T20:00:00.000Z	56 \| moderate	12.4 \| fine	57 \| fine	12.05 \| good	0.427 \| good	12.705 \| good	0.246 \| good
2025-09-04T21:00:00.000Z	60 \| moderate	14.2 \| fine	63 \| fine	11.55 \| good	0.624 \| good	12.883 \| good	0.256 \| good
2025-09-04T22:00:00.000Z	64 \| moderate	16.1 \| fine	71 \| fine	15.317 \| good	0.751 \| good	12.291 \| good	0.268 \| good
2025-09-04T23:00:00.000Z	66 \| moderate	17 \| fine	75 \| fine	22.167 \| good	0.596 \| good	12.185 \| good	0.318 \| good
2025-09-05T00:00:00.000Z	66 \| moderate	17 \| fine	75 \| fine	32.989 \| good	0.565 \| good	8.688 \| good	0.212 \| good
2025-09-05T01:00:00.000Z	66 \| moderate	17 \| fine	75 \| fine	31.667 \| good	0.565 \| good	6.663 \| good	0.212 \| good
2025-09-05T02:00:00.000Z	60 \| moderate	14 \| fine	63 \| fine	28.179 \| good	0.873 \| good	9.615 \| good	0.218 \| good
2025-09-05T03:00:00.000Z	56 \| moderate	12 \| good	54 \| good	31.319 \| good	0.793 \| good	12.36 \| good	0.162 \| good
2025-09-05T04:00:00.000Z	56 \| moderate	12 \| good	54 \| good	29.001 \| good	0.629 \| good	15.663 \| good	0.262 \| good
2025-09-05T05:00:00.000Z	56 \| moderate	11.6 \| good	51 \| good	27.635 \| good	0.465 \| good	15.585 \| good	0.268 \| good
2025-09-05T06:00:00.000Z	52 \| moderate	10.2 \| good	45 \| good	26.044 \| good	0.995 \| good	14.936 \| good	0.24 \| good
2025-09-05T07:00:00.000Z	52 \| moderate	9.6 \| good	43 \| good	24.966 \| good	0.387 \| good	12.498 \| good	0.174 \| good
2025-09-05T08:00:00.000Z	52 \| moderate	9.6 \| good	43 \| good	22.131 \| good	0.36 \| good	11.077 \| good	0.162 \| good
2025-09-05T09:00:00.000Z	49 \| good	9.3 \| good	42 \| good	17.575 \| good	0.368 \| good	8.65 \| good	0.106 \| good
2025-09-05T10:00:00.000Z	49 \| good	9.1 \| good	41 \| good	14.974 \| good	0.367 \| good	10.197 \| good	0.106 \| good
2025-09-05T11:00:00.000Z	38 \| good	6.5 \| good	29 \| good	13.729 \| good	0.38 \| good	9.308 \| good	0.106 \| good
2025-09-05T12:00:00.000Z	38 \| good	7.3 \| good	32 \| good	16.63 \| good	0.383 \| good	10.071 \| good	0.112 \| good
2025-09-05T13:00:00.000Z	38 \| good	7.3 \| good	32 \| good	14.985 \| good	0.31 \| good	9.384 \| good	0.112 \| good
2025-09-05T14:00:00.000Z	38 \| good	7.3 \| good	32 \| good	9.529 \| good	0.455 \| good	10.13 \| good	0.178 \| good
2025-09-05T15:00:00.000Z	33 \| good	6.1 \| good	27 \| good	6.578 \| good	0.463 \| good	8.89 \| good	0.212 \| good
2025-09-05T16:00:00.000Z	44 \| good	7.5 \| good	33 \| good	4.867 \| good	0.514 \| good	8.948 \| good	0.206 \| good
2025-09-05T17:00:00.000Z	44 \| good	7.7 \| good	34 \| good	5.578 \| good	0.612 \| good	9.955 \| good	0.178 \| good
2025-09-05T18:00:00.000Z	49 \| good	8.8 \| good	39 \| good	10.594 \| good	0.693 \| good	9.584 \| good	0.183 \| good
2025-09-05T19:00:00.000Z	52 \| moderate	9.9 \| good	44 \| good	9.599 \| good	0.893 \| good	10.522 \| good	0.212 \| good
2025-09-05T20:00:00.000Z	49 \| good	9.4 \| good	42 \| good	11.546 \| good	0.8 \| good	11.07 \| good	0.256 \| good
2025-09-05T21:00:00.000Z	49 \| good	9.2 \| good	41 \| good	16.063 \| good	0.698 \| good	10.674 \| good	0.256 \| good
2025-09-05T22:00:00.000Z	49 \| good	8.657 \| good	38.573 \| good	17.473 \| good	0.698 \| good	10.67 \| good	0.257 \| good
2025-09-04T17:00:00.000Z	44 \| good	8.279 \| good	36.61 \| good	25.091 \| good	0.474 \| good	3.127 \| good	0.179 \| good
2025-09-04T18:00:00.000Z	49 \| good	8.763 \| good	38.908 \| good	28.738 \| good	0.56 \| good	2.744 \| good	0.182 \| good
2025-09-04T19:00:00.000Z	49 \| good	9.433 \| good	41.922 \| good	33.131 \| good	0.587 \| good	2.297 \| good	0.182 \| good
2025-09-04T20:00:00.000Z	49 \| good	8.913 \| good	39.554 \| good	35.947 \| good	0.614 \| good	1.85 \| good	0.182 \| good
2025-09-04T21:00:00.000Z	49 \| good	8.797 \| good	38.793 \| good	37.842 \| good	0.642 \| good	1.403 \| good	0.182 \| good
2025-09-04T22:00:00.000Z	49 \| good	8.585 \| good	37.81 \| good	39.569 \| good	0.601 \| good	1.381 \| good	0.181 \| good
2025-09-04T23:00:00.000Z	49 \| good	8.913 \| good	39.567 \| good	40.825 \| good	0.561 \| good	1.359 \| good	0.18 \| good
2025-09-05T00:00:00.000Z	49 \| good	8.91 \| good	40.109 \| good	40.413 \| good	0.521 \| good	1.337 \| good	0.179 \| good
2025-09-05T01:00:00.000Z	49 \| good	9.201 \| good	41.454 \| good	37.184 \| good	0.492 \| good	3.421 \| good	0.196 \| good
2025-09-05T02:00:00.000Z	44 \| good	8.408 \| good	36.994 \| good	31.872 \| good	0.463 \| good	5.504 \| good	0.213 \| good
2025-09-05T03:00:00.000Z	44 \| good	7.802 \| good	34.347 \| good	27.841 \| good	0.435 \| good	7.587 \| good	0.231 \| good
2025-09-05T04:00:00.000Z	44 \| good	7.794 \| good	34.729 \| good	24.127 \| good	0.422 \| good	7.719 \| good	0.231 \| good
2025-09-05T05:00:00.000Z	44 \| good	7.658 \| good	34.018 \| good	23.521 \| good	0.409 \| good	7.851 \| good	0.232 \| good
2025-09-05T06:00:00.000Z	44 \| good	8.046 \| good	35.744 \| good	22.449 \| good	0.396 \| good	7.984 \| good	0.232 \| good
2025-09-05T07:00:00.000Z	44 \| good	8.353 \| good	37.042 \| good	21.02 \| good	0.363 \| good	7.56 \| good	0.229 \| good
2025-09-05T08:00:00.000Z	49 \| good	8.884 \| good	39.347 \| good	19.706 \| good	0.331 \| good	7.137 \| good	0.226 \| good
2025-09-05T09:00:00.000Z	49 \| good	9.033 \| good	40.554 \| good	17.635 \| good	0.298 \| good	6.713 \| good	0.223 \| good
2025-09-05T10:00:00.000Z	49 \| good	9.173 \| good	40.822 \| good	16.697 \| good	0.28 \| good	6.084 \| good	0.217 \| good
2025-09-05T11:00:00.000Z	52 \| moderate	9.958 \| good	44.219 \| good	15.147 \| good	0.262 \| good	5.456 \| good	0.212 \| good
2025-09-05T12:00:00.000Z	54 \| moderate	11.448 \| good	50.194 \| good	15.15 \| good	0.244 \| good	4.827 \| good	0.206 \| good
2025-09-05T13:00:00.000Z	58 \| moderate	12.877 \| fine	57.156 \| fine	13.462 \| good	0.251 \| good	4.509 \| good	0.203 \| good
2025-09-05T14:00:00.000Z	60 \| moderate	13.894 \| fine	61.612 \| fine	13.69 \| good	0.258 \| good	4.191 \| good	0.201 \| good
2025-09-05T15:00:00.000Z	58 \| moderate	12.512 \| fine	55.421 \| fine	16.773 \| good	0.265 \| good	3.873 \| good	0.199 \| good
2025-09-05T16:00:00.000Z	58 \| moderate	12.621 \| fine	55.932 \| fine	17.771 \| good	0.309 \| good	3.44 \| good	0.198 \| good
2025-09-05T17:00:00.000Z	60 \| moderate	13.537 \| fine	60.146 \| fine	17.492 \| good	0.353 \| good	3.006 \| good	0.196 \| good
2025-09-05T18:00:00.000Z	58 \| moderate	13.436 \| fine	59.478 \| fine	20.174 \| good	0.397 \| good	2.572 \| good	0.195 \| good
2025-09-05T19:00:00.000Z	56 \| moderate	11.672 \| good	51.947 \| good	26.179 \| good	0.425 \| good	2.146 \| good	0.192 \| good
2025-09-05T20:00:00.000Z	54 \| moderate	10.957 \| good	48.183 \| good	31.775 \| good	0.453 \| good	1.72 \| good	0.19 \| good
2025-09-05T21:00:00.000Z	58 \| moderate	13.189 \| fine	57.996 \| fine	35.149 \| good	0.481 \| good	1.294 \| good	0.187 \| good
2025-09-05T22:00:00.000Z	62 \| moderate	14.74 \| fine	66.216 \| fine	37.669 \| good	0.452 \| good	1.361 \| good	0.184 \| good
2025-09-05T23:00:00.000Z	62 \| moderate	14.721 \| fine	66.523 \| fine	40.345 \| good	0.422 \| good	1.428 \| good	0.181 \| good
2025-09-06T00:00:00.000Z	62 \| moderate	14.611 \| fine	65.365 \| fine	40.494 \| good	0.392 \| good	1.495 \| good	0.178 \| good
2025-09-06T01:00:00.000Z	67 \| moderate	17.681 \| fine	78.129 \| fine	37.162 \| good	0.381 \| good	3.166 \| good	0.191 \| good
2025-09-06T02:00:00.000Z	69 \| moderate	19.2 \| fine	84.226 \| fine	33.691 \| good	0.371 \| good	4.837 \| good	0.204 \| good
2025-09-06T03:00:00.000Z	82 \| moderate	26.146 \| fine	114.471 \| fine	29.434 \| good	0.36 \| good	6.508 \| good	0.217 \| good
2025-09-06T04:00:00.000Z	90 \| moderate	30.375 \| fine	133.302 \| fine	26.767 \| good	0.355 \| good	6.855 \| good	0.219 \| good
2025-09-06T05:00:00.000Z	90 \| moderate	29.762 \| fine	130.288 \| fine	24.267 \| good	0.35 \| good	7.202 \| good	0.221 \| good
2025-09-06T06:00:00.000Z	75 \| moderate	22.153 \| fine	97.456 \| fine	21.803 \| good	0.345 \| good	7.549 \| good	0.223 \| good
2025-09-06T07:00:00.000Z	71 \| moderate	19.993 \| fine	88.569 \| fine	19.719 \| good	0.329 \| good	6.815 \| good	0.216 \| good
2025-09-06T08:00:00.000Z	67 \| moderate	18.032 \| fine	79.224 \| fine	18.318 \| good	0.313 \| good	6.082 \| good	0.21 \| good
2025-09-06T09:00:00.000Z	64 \| moderate	15.81 \| fine	69.782 \| fine	16.78 \| good	0.297 \| good	5.349 \| good	0.203 \| good
2025-09-06T10:00:00.000Z	62 \| moderate	14.645 \| fine	65.597 \| fine	16.403 \| good	0.278 \| good	4.757 \| good	0.196 \| good
2025-09-06T11:00:00.000Z	60 \| moderate	13.586 \| fine	59.942 \| fine	14.81 \| good	0.259 \| good	4.164 \| good	0.19 \| good
2025-09-06T12:00:00.000Z	58 \| moderate	13.137 \| fine	58.656 \| fine	13.541 \| good	0.24 \| good	3.572 \| good	0.184 \| good
2025-09-06T13:00:00.000Z	56 \| moderate	12.012 \| good	53.034 \| good	13.969 \| good	0.26 \| good	3.542 \| good	0.184 \| good
2025-09-06T14:00:00.000Z	54 \| moderate	10.803 \| good	47.713 \| good	14.341 \| good	0.279 \| good	3.513 \| good	0.184 \| good
2025-09-06T15:00:00.000Z	49 \| good	9.266 \| good	41.04 \| good	16.836 \| good	0.298 \| good	3.483 \| good	0.185 \| good
2025-09-06T16:00:00.000Z	49 \| good	9.391 \| good	41.587 \| good	18.297 \| good	0.347 \| good	3.31 \| good	0.184 \| 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

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Beaverton, Oregon

Cedar Mill, Oregon

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Frequently asked questions

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

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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?