What are the current PM10 levels at Monmouth, Oregon?

The current PM10 levels in Monmouth, Oregon are 7.795 μg/m3.

What are the current sulfur dioxide (SO2) levels at Monmouth, Oregon?

The current sulfur dioxide (SO2) levels in Monmouth, Oregon are 0.345 ppb.

What are the current ozone (O3) levels at Monmouth, Oregon?

The current ozone (O3) levels at Monmouth, Oregon is 18.758 ppm.

What are the current nitrogen dioxide (NO2) levels at Monmouth, Oregon?

The current nitrogen dioxide (NO2) levels at Monmouth, Oregon is 3.798 ppb.

Real-time air quality index in Monmouth, Oregon today

Q: What are the current PM2.5 levels in Monmouth, Oregon?

The measured PM2.5 levels in Monmouth, Oregon at present are 1.866 μg/m3.

Stay updated with real-time air quality in Monmouth, 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

Monmouth, Oregon

Last updated: ... (Local time)

Common air pollutants in Monmouth, Oregon

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

1.87 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

7.79 μg/m³

155

255

425

605+

Ozone (O₃)

18.76 ppb

201

201+

Sulfur Dioxide (SO₂)

0.34 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.80 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.15 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Monmouth, Oregon

Get Live Pollen Counts

Monmouth, Oregon

Scroll To Air Quality Map

Track live Monmouth, Oregon air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T22:00:00.000Z	98 \| moderate	29.168 \| fine	149.118 \| fine	53.189 \| good	0.469 \| good	5.851 \| good	0.32 \| good
2026-07-21T23:00:00.000Z	67 \| moderate	13.215 \| fine	73.325 \| fine	59.871 \| fine	0.496 \| good	5.977 \| good	0.38 \| good
2026-07-22T00:00:00.000Z	86 \| moderate	22.254 \| fine	125.004 \| fine	60.326 \| fine	0.522 \| good	12.549 \| good	0.423 \| good
2026-07-22T01:00:00.000Z	79 \| moderate	23.95 \| fine	103.356 \| fine	57.814 \| fine	0.492 \| good	11.959 \| good	0.423 \| good
2026-07-22T02:00:00.000Z	67 \| moderate	18.034 \| fine	60.153 \| fine	55.335 \| fine	0.493 \| good	9.58 \| good	0.383 \| good
2026-07-22T03:00:00.000Z	80 \| moderate	20.335 \| fine	114.038 \| fine	47.286 \| good	0.515 \| good	8.207 \| good	0.39 \| good
2026-07-22T04:00:00.000Z	97 \| moderate	21.098 \| fine	147.972 \| fine	43.594 \| good	0.607 \| good	11.419 \| good	0.42 \| good
2026-07-22T05:00:00.000Z	105 \| sensitive	16.158 \| fine	163.964 \| moderate	32.774 \| good	0.58 \| good	10.813 \| good	0.44 \| good
2026-07-22T06:00:00.000Z	56 \| moderate	12.159 \| fine	60.055 \| fine	34.301 \| good	0.619 \| good	7.586 \| good	0.27 \| good
2026-07-22T07:00:00.000Z	56 \| moderate	11.826 \| good	53.729 \| good	25.114 \| good	0.619 \| good	7.793 \| good	0.27 \| good
2026-07-22T08:00:00.000Z	54 \| moderate	11.289 \| good	56.248 \| fine	25.518 \| good	0.908 \| good	7.629 \| good	0.237 \| good
2026-07-22T09:00:00.000Z	54 \| moderate	10.455 \| good	61.666 \| fine	19.194 \| good	1.694 \| good	6.069 \| good	0.237 \| good
2026-07-22T10:00:00.000Z	54 \| moderate	10.524 \| good	39.789 \| good	21.685 \| good	0.367 \| good	5.647 \| good	0.197 \| good
2026-07-22T11:00:00.000Z	49 \| good	8.722 \| good	31.015 \| good	16.766 \| good	0.364 \| good	8.745 \| good	0.297 \| good
2026-07-22T12:00:00.000Z	52 \| moderate	9.858 \| good	52.911 \| good	21.005 \| good	0.377 \| good	5.853 \| good	0.217 \| good
2026-07-22T13:00:00.000Z	52 \| moderate	9.61 \| good	46.504 \| good	18.013 \| good	0.364 \| good	5.872 \| good	0.217 \| good
2026-07-22T14:00:00.000Z	58 \| moderate	12.831 \| fine	50.633 \| good	18.335 \| good	0.363 \| good	8.487 \| good	0.248 \| good
2026-07-22T15:00:00.000Z	58 \| moderate	13.27 \| fine	60.498 \| fine	15.698 \| good	0.38 \| good	11.03 \| good	0.258 \| good
2026-07-22T16:00:00.000Z	64 \| moderate	16.167 \| fine	64.376 \| fine	19.217 \| good	0.737 \| good	9.032 \| good	0.248 \| good
2026-07-22T17:00:00.000Z	64 \| moderate	16.084 \| fine	66.607 \| fine	25.196 \| good	0.732 \| good	10.513 \| good	0.317 \| good
2026-07-22T18:00:00.000Z	58 \| moderate	13.202 \| fine	64.149 \| fine	31.729 \| good	0.652 \| good	8.802 \| good	0.307 \| good
2026-07-22T19:00:00.000Z	52 \| moderate	10.421 \| good	41.059 \| good	29.762 \| good	0.648 \| good	10.877 \| good	0.26 \| good
2026-07-22T20:00:00.000Z	54 \| moderate	11.238 \| good	30.697 \| good	32.508 \| good	0.97 \| good	8.757 \| good	0.25 \| good
2026-07-22T21:00:00.000Z	58 \| moderate	13.278 \| fine	58.921 \| fine	41.377 \| good	0.567 \| good	10.055 \| good	0.28 \| good
2026-07-22T22:00:00.000Z	69 \| moderate	19.041 \| fine	89.32 \| fine	48.777 \| good	0.582 \| good	10.043 \| good	0.3 \| good
2026-07-22T23:00:00.000Z	58 \| moderate	12.591 \| fine	66.314 \| fine	53.428 \| good	0.636 \| good	8.249 \| good	0.3 \| good
2026-07-23T00:00:00.000Z	62 \| moderate	15.434 \| fine	73.727 \| fine	50.54 \| good	0.655 \| good	8.933 \| good	0.3 \| good
2026-07-23T01:00:00.000Z	60 \| moderate	13.781 \| fine	72.157 \| fine	37.374 \| good	0.639 \| good	8.624 \| good	0.288 \| good
2026-07-23T02:00:00.000Z	54 \| moderate	11.147 \| good	42.346 \| good	34.583 \| good	0.468 \| good	7.215 \| good	0.248 \| good
2026-07-23T03:00:00.000Z	38 \| good	7.209 \| good	31.962 \| good	41.071 \| good	0.238 \| good	0.582 \| good	0.091 \| good
2026-07-23T04:00:00.000Z	29 \| good	5.479 \| good	30.892 \| good	31.094 \| good	0.629 \| good	4.564 \| good	0.187 \| good
2026-07-23T05:00:00.000Z	44 \| good	8.228 \| good	37.923 \| good	23.563 \| good	0.669 \| good	3.505 \| good	0.198 \| good
2026-07-23T06:00:00.000Z	19 \| good	3.314 \| good	14.563 \| good	20.825 \| good	0.562 \| good	3.792 \| good	0.167 \| good
2026-07-23T07:00:00.000Z	18 \| good	3.24 \| good	14.324 \| good	19.471 \| good	0.56 \| good	3.784 \| good	0.167 \| good
2026-07-23T08:00:00.000Z	17 \| good	2.836 \| good	12.335 \| good	17.661 \| good	2.881 \| good	3.717 \| good	0.157 \| good
2026-07-23T09:00:00.000Z	27 \| good	4.676 \| good	18.544 \| good	15.074 \| good	1.985 \| good	4.616 \| good	0.147 \| good
2026-07-23T10:00:00.000Z	27 \| good	4.81 \| good	24.661 \| good	13.483 \| good	3.181 \| good	3.825 \| good	0.147 \| good
2026-07-23T11:00:00.000Z	22 \| good	4.483 \| good	10.808 \| good	11.498 \| good	5.805 \| good	4.142 \| good	0.147 \| good
2026-07-23T12:00:00.000Z	22 \| good	3.801 \| good	13.361 \| good	10.321 \| good	4.101 \| good	4.907 \| good	0.147 \| good
2026-07-23T13:00:00.000Z	58 \| moderate	4.354 \| good	70.232 \| fine	12.252 \| good	4.078 \| good	6.859 \| good	0.147 \| good
2026-07-23T14:00:00.000Z	11 \| good	1.951 \| good	12.413 \| good	9.269 \| good	1.232 \| good	6.134 \| good	0.2 \| good
2026-07-23T15:00:00.000Z	45 \| good	1.893 \| good	48.788 \| good	11.813 \| good	0.391 \| good	6.322 \| good	0.19 \| good
2026-07-23T16:00:00.000Z	16 \| good	1.846 \| good	7.381 \| good	16.584 \| good	0.35 \| good	6.399 \| good	0.19 \| good
2026-07-23T17:00:00.000Z	17 \| good	1.739 \| good	6.754 \| good	18.482 \| good	0.479 \| good	6.355 \| good	0.18 \| good
2026-07-23T18:00:00.000Z	18 \| good	2.497 \| good	11.038 \| good	19.485 \| good	0.463 \| good	7.293 \| good	0.18 \| good
2026-07-23T19:00:00.000Z	17 \| good	2.712 \| good	14.454 \| good	17.537 \| good	0.345 \| good	4.977 \| good	0.147 \| good
2026-07-23T20:00:00.000Z	15 \| good	2.255 \| good	10.81 \| good	15.734 \| good	0.345 \| good	3.793 \| good	0.15 \| good
2026-07-23T21:00:00.000Z	19 \| good	3.068 \| good	21.022 \| good	21.195 \| good	0.326 \| good	5.337 \| good	0.19 \| good
2026-07-23T21:00:00.000Z	18 \| good	1.866 \| good	7.795 \| good	18.758 \| good	0.345 \| good	3.798 \| good	0.15 \| good
2026-07-23T22:00:00.000Z	33 \| good	5.904 \| good	25.598 \| good	31.658 \| good	0.238 \| good	0.291 \| good	0.092 \| good
2026-07-23T23:00:00.000Z	33 \| good	6.248 \| good	26.94 \| good	31.887 \| good	0.229 \| good	0.305 \| good	0.093 \| good
2026-07-24T00:00:00.000Z	35 \| good	6.469 \| good	28.405 \| good	38.078 \| good	0.221 \| good	0.335 \| good	0.093 \| good
2026-07-24T01:00:00.000Z	38 \| good	6.794 \| good	30.109 \| good	40.614 \| good	0.213 \| good	0.395 \| good	0.093 \| good
2026-07-24T02:00:00.000Z	44 \| good	8.38 \| good	37.094 \| good	40.732 \| good	0.208 \| good	0.512 \| good	0.094 \| good
2026-07-24T03:00:00.000Z	44 \| good	7.922 \| good	35.272 \| good	31.069 \| good	0.201 \| good	1.076 \| good	0.097 \| good
2026-07-24T04:00:00.000Z	38 \| good	6.874 \| good	30.488 \| good	23.629 \| good	0.199 \| good	2.51 \| good	0.106 \| good
2026-07-24T05:00:00.000Z	33 \| good	5.776 \| good	25.48 \| good	18.589 \| good	0.198 \| good	3.583 \| good	0.114 \| good
2026-07-24T06:00:00.000Z	27 \| good	5.132 \| good	22.175 \| good	17.141 \| good	0.196 \| good	3.844 \| good	0.116 \| good
2026-07-24T07:00:00.000Z	27 \| good	4.902 \| good	21.097 \| good	17.638 \| good	0.191 \| good	3.873 \| good	0.115 \| good
2026-07-24T08:00:00.000Z	27 \| good	5.292 \| good	22.871 \| good	16.613 \| good	0.184 \| good	3.892 \| good	0.114 \| good
2026-07-24T09:00:00.000Z	27 \| good	5.308 \| good	23.072 \| good	17.242 \| good	0.184 \| good	3.335 \| good	0.108 \| good
2026-07-24T10:00:00.000Z	27 \| good	5.293 \| good	23.057 \| good	16.39 \| good	0.18 \| good	2.925 \| good	0.104 \| good
2026-07-24T11:00:00.000Z	33 \| good	5.509 \| good	24.246 \| good	15.488 \| good	0.179 \| good	2.726 \| good	0.102 \| good
2026-07-24T12:00:00.000Z	33 \| good	5.583 \| good	24.523 \| good	12.413 \| good	0.179 \| good	2.648 \| good	0.101 \| good
2026-07-24T13:00:00.000Z	33 \| good	6.378 \| good	28.18 \| good	13.879 \| good	0.177 \| good	2.451 \| good	0.1 \| good
2026-07-24T14:00:00.000Z	33 \| good	5.953 \| good	26.206 \| good	16.184 \| good	0.178 \| good	1.967 \| good	0.098 \| good
2026-07-24T15:00:00.000Z	33 \| good	5.813 \| good	25.424 \| good	18.616 \| good	0.18 \| good	1.431 \| good	0.095 \| good
2026-07-24T16:00:00.000Z	33 \| good	5.992 \| good	26.442 \| good	21.46 \| good	0.186 \| good	1.159 \| good	0.094 \| good
2026-07-24T17:00:00.000Z	33 \| good	6.412 \| good	28.073 \| good	24.759 \| good	0.194 \| good	0.886 \| good	0.093 \| good
2026-07-24T18:00:00.000Z	38 \| good	6.751 \| good	29.375 \| good	28.37 \| good	0.201 \| good	0.639 \| good	0.093 \| good
2026-07-24T19:00:00.000Z	38 \| good	7.081 \| good	31.339 \| good	32.59 \| good	0.208 \| good	0.481 \| good	0.093 \| good
2026-07-24T20:00:00.000Z	38 \| good	7.058 \| good	31.038 \| good	35.691 \| good	0.211 \| good	0.384 \| good	0.093 \| good
2026-07-24T21:00:00.000Z	38 \| good	7.309 \| good	31.972 \| good	37.67 \| good	0.215 \| good	0.336 \| good	0.093 \| good
2026-07-24T22:00:00.000Z	34 \| good	6.399 \| good	27.971 \| good	37.025 \| good	0.222 \| good	0.316 \| good	0.093 \| good
2026-07-24T23:00:00.000Z	33 \| good	5.537 \| good	24.488 \| good	36.25 \| good	0.231 \| good	0.305 \| good	0.093 \| good
2026-07-25T00:00:00.000Z	35 \| good	5.029 \| good	21.997 \| good	38.092 \| good	0.235 \| good	0.313 \| good	0.093 \| good
2026-07-25T01:00:00.000Z	33 \| good	5.394 \| good	23.468 \| good	35.844 \| good	0.233 \| good	0.331 \| good	0.092 \| good
2026-07-25T02:00:00.000Z	31 \| good	4.368 \| good	18.82 \| good	33.577 \| good	0.227 \| good	0.398 \| good	0.091 \| good
2026-07-25T03:00:00.000Z	29 \| good	3.169 \| good	13.402 \| good	31.169 \| good	0.219 \| good	0.541 \| good	0.091 \| good
2026-07-25T04:00:00.000Z	29 \| good	3.111 \| good	12.99 \| good	30.626 \| good	0.212 \| good	0.673 \| good	0.091 \| good
2026-07-25T05:00:00.000Z	24 \| good	3.201 \| good	13.686 \| good	26.138 \| good	0.205 \| good	0.973 \| good	0.093 \| good
2026-07-25T06:00:00.000Z	21 \| good	3.19 \| good	13.662 \| good	22.753 \| good	0.198 \| good	1.308 \| good	0.095 \| good
2026-07-25T07:00:00.000Z	21 \| good	3.445 \| good	14.855 \| good	22.599 \| good	0.194 \| good	1.647 \| good	0.098 \| good
2026-07-25T08:00:00.000Z	22 \| good	3.793 \| good	16.055 \| good	20.5 \| good	0.192 \| good	1.915 \| good	0.1 \| good
2026-07-25T09:00:00.000Z	22 \| good	3.853 \| good	16.335 \| good	20.386 \| good	0.196 \| good	1.841 \| good	0.099 \| good
2026-07-25T10:00:00.000Z	22 \| good	3.892 \| good	16.589 \| good	19.961 \| good	0.2 \| good	1.589 \| good	0.097 \| good
2026-07-25T11:00:00.000Z	22 \| good	4.121 \| good	18.102 \| good	17.979 \| good	0.203 \| good	1.663 \| good	0.098 \| good
2026-07-25T12:00:00.000Z	22 \| good	4.03 \| good	17.316 \| good	17.363 \| good	0.213 \| good	1.568 \| good	0.098 \| good
2026-07-25T13:00:00.000Z	22 \| good	4.336 \| good	19.07 \| good	18.091 \| good	0.225 \| good	1.246 \| good	0.097 \| good
2026-07-25T14:00:00.000Z	22 \| good	4.361 \| good	18.96 \| good	21.145 \| good	0.231 \| good	0.801 \| good	0.095 \| good
2026-07-25T15:00:00.000Z	22 \| good	4.088 \| good	18.016 \| good	23.451 \| good	0.229 \| good	0.674 \| good	0.094 \| good
2026-07-25T16:00:00.000Z	23 \| good	4.051 \| good	17.978 \| good	25.205 \| good	0.223 \| good	0.537 \| good	0.093 \| good
2026-07-25T17:00:00.000Z	23 \| good	4.002 \| good	17.394 \| good	25.378 \| good	0.217 \| good	0.49 \| good	0.092 \| good
2026-07-25T18:00:00.000Z	22 \| good	3.865 \| good	17.03 \| good	24.445 \| good	0.216 \| good	0.438 \| good	0.091 \| good
2026-07-25T19:00:00.000Z	23 \| good	3.61 \| good	15.505 \| good	24.825 \| good	0.219 \| good	0.364 \| good	0.09 \| good
2026-07-25T20:00:00.000Z	25 \| good	3.959 \| good	17.388 \| good	27.023 \| good	0.224 \| good	0.292 \| good	0.088 \| good
2026-07-25T21:00:00.000Z	26 \| good	4.337 \| good	19.02 \| good	28.434 \| good	0.244 \| good	0.272 \| good	0.088 \| good

Monmouth

Empower business decisions with accurate air quality data

Monmouth, Oregon air quality map: Real-time AQI near you

0.15ppm

How accurate is Oregon, USA air quality data?

Air quality measurements for Oregon, 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 Monmouth, Oregon updated?

Air quality data for Monmouth, Oregon is updated on an hourly basis.

When did Monmouth, Oregon experience the worst air quality in the last 24 hours?

The worst air quality in Monmouth, Oregon was recorded at 10:00:00 on 2026-07-22.

When did Monmouth, Oregon have its best air quality in the last 24 hours?

The best air quality in Monmouth, Oregon was recorded at 02:00:00 on 2026-07-23.

What is the real-time air quality index for Monmouth, Oregon?

The real-time air quality index in Monmouth, Oregon is 18, currently categorized as Good.

Which pollutant is found most often in Monmouth, Oregon?

The most common pollutant in Monmouth, Oregon is O3.

What can I do if the air quality in Monmouth, Oregon is poor?

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

What are the current PM_2.5 levels in Monmouth, Oregon?

The measured PM_2.5 levels in Monmouth, Oregon at present are 1.866 μg/m³.

What are the current PM₁₀ levels at Monmouth, Oregon?

The current PM₁₀ levels in Monmouth, Oregon are 7.795 μg/m³.

What are the current carbon monoxide (CO) levels at Monmouth, Oregon?

The current carbon monoxide (CO) level in Monmouth, Oregon is 0.15 ppm.

What are the current sulfur dioxide (SO₂) levels at Monmouth, Oregon?

The current sulfur dioxide (SO₂) levels in Monmouth, Oregon are 0.345 ppb.

What are the current ozone (O₃) levels at Monmouth, Oregon?

The current ozone (O₃) levels at Monmouth, Oregon is 18.758 ppm.

What are the current nitrogen dioxide (NO₂) levels at Monmouth, Oregon?

The current nitrogen dioxide (NO₂) levels at Monmouth, Oregon is 3.798 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T22:00:00.000Z	98 \| moderate	29.168 \| fine	149.118 \| fine	53.189 \| good	0.469 \| good	5.851 \| good	0.32 \| good
2026-07-21T23:00:00.000Z	67 \| moderate	13.215 \| fine	73.325 \| fine	59.871 \| fine	0.496 \| good	5.977 \| good	0.38 \| good
2026-07-22T00:00:00.000Z	86 \| moderate	22.254 \| fine	125.004 \| fine	60.326 \| fine	0.522 \| good	12.549 \| good	0.423 \| good
2026-07-22T01:00:00.000Z	79 \| moderate	23.95 \| fine	103.356 \| fine	57.814 \| fine	0.492 \| good	11.959 \| good	0.423 \| good
2026-07-22T02:00:00.000Z	67 \| moderate	18.034 \| fine	60.153 \| fine	55.335 \| fine	0.493 \| good	9.58 \| good	0.383 \| good
2026-07-22T03:00:00.000Z	80 \| moderate	20.335 \| fine	114.038 \| fine	47.286 \| good	0.515 \| good	8.207 \| good	0.39 \| good
2026-07-22T04:00:00.000Z	97 \| moderate	21.098 \| fine	147.972 \| fine	43.594 \| good	0.607 \| good	11.419 \| good	0.42 \| good
2026-07-22T05:00:00.000Z	105 \| sensitive	16.158 \| fine	163.964 \| moderate	32.774 \| good	0.58 \| good	10.813 \| good	0.44 \| good
2026-07-22T06:00:00.000Z	56 \| moderate	12.159 \| fine	60.055 \| fine	34.301 \| good	0.619 \| good	7.586 \| good	0.27 \| good
2026-07-22T07:00:00.000Z	56 \| moderate	11.826 \| good	53.729 \| good	25.114 \| good	0.619 \| good	7.793 \| good	0.27 \| good
2026-07-22T08:00:00.000Z	54 \| moderate	11.289 \| good	56.248 \| fine	25.518 \| good	0.908 \| good	7.629 \| good	0.237 \| good
2026-07-22T09:00:00.000Z	54 \| moderate	10.455 \| good	61.666 \| fine	19.194 \| good	1.694 \| good	6.069 \| good	0.237 \| good
2026-07-22T10:00:00.000Z	54 \| moderate	10.524 \| good	39.789 \| good	21.685 \| good	0.367 \| good	5.647 \| good	0.197 \| good
2026-07-22T11:00:00.000Z	49 \| good	8.722 \| good	31.015 \| good	16.766 \| good	0.364 \| good	8.745 \| good	0.297 \| good
2026-07-22T12:00:00.000Z	52 \| moderate	9.858 \| good	52.911 \| good	21.005 \| good	0.377 \| good	5.853 \| good	0.217 \| good
2026-07-22T13:00:00.000Z	52 \| moderate	9.61 \| good	46.504 \| good	18.013 \| good	0.364 \| good	5.872 \| good	0.217 \| good
2026-07-22T14:00:00.000Z	58 \| moderate	12.831 \| fine	50.633 \| good	18.335 \| good	0.363 \| good	8.487 \| good	0.248 \| good
2026-07-22T15:00:00.000Z	58 \| moderate	13.27 \| fine	60.498 \| fine	15.698 \| good	0.38 \| good	11.03 \| good	0.258 \| good
2026-07-22T16:00:00.000Z	64 \| moderate	16.167 \| fine	64.376 \| fine	19.217 \| good	0.737 \| good	9.032 \| good	0.248 \| good
2026-07-22T17:00:00.000Z	64 \| moderate	16.084 \| fine	66.607 \| fine	25.196 \| good	0.732 \| good	10.513 \| good	0.317 \| good
2026-07-22T18:00:00.000Z	58 \| moderate	13.202 \| fine	64.149 \| fine	31.729 \| good	0.652 \| good	8.802 \| good	0.307 \| good
2026-07-22T19:00:00.000Z	52 \| moderate	10.421 \| good	41.059 \| good	29.762 \| good	0.648 \| good	10.877 \| good	0.26 \| good
2026-07-22T20:00:00.000Z	54 \| moderate	11.238 \| good	30.697 \| good	32.508 \| good	0.97 \| good	8.757 \| good	0.25 \| good
2026-07-22T21:00:00.000Z	58 \| moderate	13.278 \| fine	58.921 \| fine	41.377 \| good	0.567 \| good	10.055 \| good	0.28 \| good
2026-07-22T22:00:00.000Z	69 \| moderate	19.041 \| fine	89.32 \| fine	48.777 \| good	0.582 \| good	10.043 \| good	0.3 \| good
2026-07-22T23:00:00.000Z	58 \| moderate	12.591 \| fine	66.314 \| fine	53.428 \| good	0.636 \| good	8.249 \| good	0.3 \| good
2026-07-23T00:00:00.000Z	62 \| moderate	15.434 \| fine	73.727 \| fine	50.54 \| good	0.655 \| good	8.933 \| good	0.3 \| good
2026-07-23T01:00:00.000Z	60 \| moderate	13.781 \| fine	72.157 \| fine	37.374 \| good	0.639 \| good	8.624 \| good	0.288 \| good
2026-07-23T02:00:00.000Z	54 \| moderate	11.147 \| good	42.346 \| good	34.583 \| good	0.468 \| good	7.215 \| good	0.248 \| good
2026-07-23T03:00:00.000Z	38 \| good	7.209 \| good	31.962 \| good	41.071 \| good	0.238 \| good	0.582 \| good	0.091 \| good
2026-07-23T04:00:00.000Z	29 \| good	5.479 \| good	30.892 \| good	31.094 \| good	0.629 \| good	4.564 \| good	0.187 \| good
2026-07-23T05:00:00.000Z	44 \| good	8.228 \| good	37.923 \| good	23.563 \| good	0.669 \| good	3.505 \| good	0.198 \| good
2026-07-23T06:00:00.000Z	19 \| good	3.314 \| good	14.563 \| good	20.825 \| good	0.562 \| good	3.792 \| good	0.167 \| good
2026-07-23T07:00:00.000Z	18 \| good	3.24 \| good	14.324 \| good	19.471 \| good	0.56 \| good	3.784 \| good	0.167 \| good
2026-07-23T08:00:00.000Z	17 \| good	2.836 \| good	12.335 \| good	17.661 \| good	2.881 \| good	3.717 \| good	0.157 \| good
2026-07-23T09:00:00.000Z	27 \| good	4.676 \| good	18.544 \| good	15.074 \| good	1.985 \| good	4.616 \| good	0.147 \| good
2026-07-23T10:00:00.000Z	27 \| good	4.81 \| good	24.661 \| good	13.483 \| good	3.181 \| good	3.825 \| good	0.147 \| good
2026-07-23T11:00:00.000Z	22 \| good	4.483 \| good	10.808 \| good	11.498 \| good	5.805 \| good	4.142 \| good	0.147 \| good
2026-07-23T12:00:00.000Z	22 \| good	3.801 \| good	13.361 \| good	10.321 \| good	4.101 \| good	4.907 \| good	0.147 \| good
2026-07-23T13:00:00.000Z	58 \| moderate	4.354 \| good	70.232 \| fine	12.252 \| good	4.078 \| good	6.859 \| good	0.147 \| good
2026-07-23T14:00:00.000Z	11 \| good	1.951 \| good	12.413 \| good	9.269 \| good	1.232 \| good	6.134 \| good	0.2 \| good
2026-07-23T15:00:00.000Z	45 \| good	1.893 \| good	48.788 \| good	11.813 \| good	0.391 \| good	6.322 \| good	0.19 \| good
2026-07-23T16:00:00.000Z	16 \| good	1.846 \| good	7.381 \| good	16.584 \| good	0.35 \| good	6.399 \| good	0.19 \| good
2026-07-23T17:00:00.000Z	17 \| good	1.739 \| good	6.754 \| good	18.482 \| good	0.479 \| good	6.355 \| good	0.18 \| good
2026-07-23T18:00:00.000Z	18 \| good	2.497 \| good	11.038 \| good	19.485 \| good	0.463 \| good	7.293 \| good	0.18 \| good
2026-07-23T19:00:00.000Z	17 \| good	2.712 \| good	14.454 \| good	17.537 \| good	0.345 \| good	4.977 \| good	0.147 \| good
2026-07-23T20:00:00.000Z	15 \| good	2.255 \| good	10.81 \| good	15.734 \| good	0.345 \| good	3.793 \| good	0.15 \| good
2026-07-23T21:00:00.000Z	19 \| good	3.068 \| good	21.022 \| good	21.195 \| good	0.326 \| good	5.337 \| good	0.19 \| good
2026-07-23T21:00:00.000Z	18 \| good	1.866 \| good	7.795 \| good	18.758 \| good	0.345 \| good	3.798 \| good	0.15 \| good
2026-07-23T22:00:00.000Z	33 \| good	5.904 \| good	25.598 \| good	31.658 \| good	0.238 \| good	0.291 \| good	0.092 \| good
2026-07-23T23:00:00.000Z	33 \| good	6.248 \| good	26.94 \| good	31.887 \| good	0.229 \| good	0.305 \| good	0.093 \| good
2026-07-24T00:00:00.000Z	35 \| good	6.469 \| good	28.405 \| good	38.078 \| good	0.221 \| good	0.335 \| good	0.093 \| good
2026-07-24T01:00:00.000Z	38 \| good	6.794 \| good	30.109 \| good	40.614 \| good	0.213 \| good	0.395 \| good	0.093 \| good
2026-07-24T02:00:00.000Z	44 \| good	8.38 \| good	37.094 \| good	40.732 \| good	0.208 \| good	0.512 \| good	0.094 \| good
2026-07-24T03:00:00.000Z	44 \| good	7.922 \| good	35.272 \| good	31.069 \| good	0.201 \| good	1.076 \| good	0.097 \| good
2026-07-24T04:00:00.000Z	38 \| good	6.874 \| good	30.488 \| good	23.629 \| good	0.199 \| good	2.51 \| good	0.106 \| good
2026-07-24T05:00:00.000Z	33 \| good	5.776 \| good	25.48 \| good	18.589 \| good	0.198 \| good	3.583 \| good	0.114 \| good
2026-07-24T06:00:00.000Z	27 \| good	5.132 \| good	22.175 \| good	17.141 \| good	0.196 \| good	3.844 \| good	0.116 \| good
2026-07-24T07:00:00.000Z	27 \| good	4.902 \| good	21.097 \| good	17.638 \| good	0.191 \| good	3.873 \| good	0.115 \| good
2026-07-24T08:00:00.000Z	27 \| good	5.292 \| good	22.871 \| good	16.613 \| good	0.184 \| good	3.892 \| good	0.114 \| good
2026-07-24T09:00:00.000Z	27 \| good	5.308 \| good	23.072 \| good	17.242 \| good	0.184 \| good	3.335 \| good	0.108 \| good
2026-07-24T10:00:00.000Z	27 \| good	5.293 \| good	23.057 \| good	16.39 \| good	0.18 \| good	2.925 \| good	0.104 \| good
2026-07-24T11:00:00.000Z	33 \| good	5.509 \| good	24.246 \| good	15.488 \| good	0.179 \| good	2.726 \| good	0.102 \| good
2026-07-24T12:00:00.000Z	33 \| good	5.583 \| good	24.523 \| good	12.413 \| good	0.179 \| good	2.648 \| good	0.101 \| good
2026-07-24T13:00:00.000Z	33 \| good	6.378 \| good	28.18 \| good	13.879 \| good	0.177 \| good	2.451 \| good	0.1 \| good
2026-07-24T14:00:00.000Z	33 \| good	5.953 \| good	26.206 \| good	16.184 \| good	0.178 \| good	1.967 \| good	0.098 \| good
2026-07-24T15:00:00.000Z	33 \| good	5.813 \| good	25.424 \| good	18.616 \| good	0.18 \| good	1.431 \| good	0.095 \| good
2026-07-24T16:00:00.000Z	33 \| good	5.992 \| good	26.442 \| good	21.46 \| good	0.186 \| good	1.159 \| good	0.094 \| good
2026-07-24T17:00:00.000Z	33 \| good	6.412 \| good	28.073 \| good	24.759 \| good	0.194 \| good	0.886 \| good	0.093 \| good
2026-07-24T18:00:00.000Z	38 \| good	6.751 \| good	29.375 \| good	28.37 \| good	0.201 \| good	0.639 \| good	0.093 \| good
2026-07-24T19:00:00.000Z	38 \| good	7.081 \| good	31.339 \| good	32.59 \| good	0.208 \| good	0.481 \| good	0.093 \| good
2026-07-24T20:00:00.000Z	38 \| good	7.058 \| good	31.038 \| good	35.691 \| good	0.211 \| good	0.384 \| good	0.093 \| good
2026-07-24T21:00:00.000Z	38 \| good	7.309 \| good	31.972 \| good	37.67 \| good	0.215 \| good	0.336 \| good	0.093 \| good
2026-07-24T22:00:00.000Z	34 \| good	6.399 \| good	27.971 \| good	37.025 \| good	0.222 \| good	0.316 \| good	0.093 \| good
2026-07-24T23:00:00.000Z	33 \| good	5.537 \| good	24.488 \| good	36.25 \| good	0.231 \| good	0.305 \| good	0.093 \| good
2026-07-25T00:00:00.000Z	35 \| good	5.029 \| good	21.997 \| good	38.092 \| good	0.235 \| good	0.313 \| good	0.093 \| good
2026-07-25T01:00:00.000Z	33 \| good	5.394 \| good	23.468 \| good	35.844 \| good	0.233 \| good	0.331 \| good	0.092 \| good
2026-07-25T02:00:00.000Z	31 \| good	4.368 \| good	18.82 \| good	33.577 \| good	0.227 \| good	0.398 \| good	0.091 \| good
2026-07-25T03:00:00.000Z	29 \| good	3.169 \| good	13.402 \| good	31.169 \| good	0.219 \| good	0.541 \| good	0.091 \| good
2026-07-25T04:00:00.000Z	29 \| good	3.111 \| good	12.99 \| good	30.626 \| good	0.212 \| good	0.673 \| good	0.091 \| good
2026-07-25T05:00:00.000Z	24 \| good	3.201 \| good	13.686 \| good	26.138 \| good	0.205 \| good	0.973 \| good	0.093 \| good
2026-07-25T06:00:00.000Z	21 \| good	3.19 \| good	13.662 \| good	22.753 \| good	0.198 \| good	1.308 \| good	0.095 \| good
2026-07-25T07:00:00.000Z	21 \| good	3.445 \| good	14.855 \| good	22.599 \| good	0.194 \| good	1.647 \| good	0.098 \| good
2026-07-25T08:00:00.000Z	22 \| good	3.793 \| good	16.055 \| good	20.5 \| good	0.192 \| good	1.915 \| good	0.1 \| good
2026-07-25T09:00:00.000Z	22 \| good	3.853 \| good	16.335 \| good	20.386 \| good	0.196 \| good	1.841 \| good	0.099 \| good
2026-07-25T10:00:00.000Z	22 \| good	3.892 \| good	16.589 \| good	19.961 \| good	0.2 \| good	1.589 \| good	0.097 \| good
2026-07-25T11:00:00.000Z	22 \| good	4.121 \| good	18.102 \| good	17.979 \| good	0.203 \| good	1.663 \| good	0.098 \| good
2026-07-25T12:00:00.000Z	22 \| good	4.03 \| good	17.316 \| good	17.363 \| good	0.213 \| good	1.568 \| good	0.098 \| good
2026-07-25T13:00:00.000Z	22 \| good	4.336 \| good	19.07 \| good	18.091 \| good	0.225 \| good	1.246 \| good	0.097 \| good
2026-07-25T14:00:00.000Z	22 \| good	4.361 \| good	18.96 \| good	21.145 \| good	0.231 \| good	0.801 \| good	0.095 \| good
2026-07-25T15:00:00.000Z	22 \| good	4.088 \| good	18.016 \| good	23.451 \| good	0.229 \| good	0.674 \| good	0.094 \| good
2026-07-25T16:00:00.000Z	23 \| good	4.051 \| good	17.978 \| good	25.205 \| good	0.223 \| good	0.537 \| good	0.093 \| good
2026-07-25T17:00:00.000Z	23 \| good	4.002 \| good	17.394 \| good	25.378 \| good	0.217 \| good	0.49 \| good	0.092 \| good
2026-07-25T18:00:00.000Z	22 \| good	3.865 \| good	17.03 \| good	24.445 \| good	0.216 \| good	0.438 \| good	0.091 \| good
2026-07-25T19:00:00.000Z	23 \| good	3.61 \| good	15.505 \| good	24.825 \| good	0.219 \| good	0.364 \| good	0.09 \| good
2026-07-25T20:00:00.000Z	25 \| good	3.959 \| good	17.388 \| good	27.023 \| good	0.224 \| good	0.292 \| good	0.088 \| good
2026-07-25T21:00:00.000Z	26 \| good	4.337 \| good	19.02 \| good	28.434 \| good	0.244 \| good	0.272 \| good	0.088 \| good

Real-time air quality index in Monmouth, Oregon today

Common air pollutants in Monmouth, Oregon

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Monmouth, Oregon air quality forecast and history

Empower business decisions with accurate air quality data

Monmouth, Oregon air quality map: Real-time AQI near you

Air quality in nearby cities

Independence, Oregon

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Salem, Oregon

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Air quality levels in US

Frequently asked questions

How frequently is the air quality data for Monmouth, Oregon updated?

When did Monmouth, Oregon experience the worst air quality in the last 24 hours?

When did Monmouth, Oregon have its best air quality in the last 24 hours?

What is the real-time air quality index for Monmouth, Oregon?

Which pollutant is found most often in Monmouth, Oregon?

What can I do if the air quality in Monmouth, Oregon is poor?

What are the current PM2.5 levels in Monmouth, Oregon?

What are the current PM10 levels at Monmouth, Oregon?

What are the current carbon monoxide (CO) levels at Monmouth, Oregon?

What are the current sulfur dioxide (SO2) levels at Monmouth, Oregon?

What are the current ozone (O3) levels at Monmouth, Oregon?

What are the current nitrogen dioxide (NO2) levels at Monmouth, Oregon?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What are the current PM_2.5 levels in Monmouth, Oregon?

What are the current PM₁₀ levels at Monmouth, Oregon?

What are the current sulfur dioxide (SO₂) levels at Monmouth, Oregon?

What are the current ozone (O₃) levels at Monmouth, Oregon?

What are the current nitrogen dioxide (NO₂) levels at Monmouth, Oregon?