What is the current concentration of PM10 in Lake Oswego, Oregon?

The current PM10 concentration at Lake Oswego, Oregon is 36.689 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Lake Oswego, Oregon?

The current sulfur dioxide (SO2) concentration at Lake Oswego, Oregon is 0.385 ppb.

What is the current concentration of ozone (O3) in Lake Oswego, Oregon?

The current ozone (O3) concentration at Lake Oswego, Oregon is 15.038 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Lake Oswego, Oregon?

The current nitrogen dioxide (NO2) concentration at Lake Oswego, Oregon is 13.07 ppb.

Lake Oswego, Oregon live air quality index now

Q: What is the current concentration of PM2.5 in Lake Oswego, Oregon?

The current PM2.5 concentration at Lake Oswego, Oregon is 8.173 μg/m3.

Stay updated with real-time air quality in Lake Oswego, 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

Lake Oswego, Oregon

Last updated: ... (Local time)

Major air pollutants in Lake Oswego, Oregon

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

8.17 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

36.69 μg/m³

155

255

425

605+

Ozone (O₃)

15.04 ppb

201

201+

Sulfur Dioxide (SO₂)

0.39 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

13.07 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.31 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

Lake Oswego, Oregon

Get Live Pollen Counts

Lake Oswego, Oregon

Scroll To Air Quality Map

Track live Lake Oswego, Oregon air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T21:00:00.000Z	22 \| good	3.5 \| good	16 \| good	22.88 \| good	0.374 \| good	2.747 \| good	0.137 \| good
2026-10-20T22:00:00.000Z	29 \| good	3.5 \| good	16 \| good	30.676 \| good	0.375 \| good	2.356 \| good	0.139 \| good
2026-10-20T23:00:00.000Z	29 \| good	3.5 \| good	16 \| good	31.245 \| good	0.361 \| good	3.51 \| good	0.139 \| good
2026-10-21T00:00:00.000Z	29 \| good	3.4 \| good	15 \| good	31.15 \| good	0.397 \| good	3.065 \| good	0.139 \| good
2026-10-21T01:00:00.000Z	30 \| good	3.3 \| good	15 \| good	32.177 \| good	0.444 \| good	4.538 \| good	0.142 \| good
2026-10-21T02:00:00.000Z	24 \| good	3.4 \| good	15 \| good	25.53 \| good	0.4 \| good	7.028 \| good	0.141 \| good
2026-10-21T03:00:00.000Z	56 \| moderate	12.062 \| good	54.201 \| good	22.898 \| good	0.288 \| good	9.835 \| good	0.206 \| good
2026-10-21T04:00:00.000Z	27 \| good	4.7 \| good	21 \| good	28.118 \| good	0.385 \| good	9.672 \| good	0.203 \| good
2026-10-21T05:00:00.000Z	27 \| good	4.7 \| good	21 \| good	19.233 \| good	0.385 \| good	10.05 \| good	0.139 \| good
2026-10-21T06:00:00.000Z	22 \| good	4.3 \| good	19 \| good	12.024 \| good	0.35 \| good	10.856 \| good	0.151 \| good
2026-10-21T07:00:00.000Z	22 \| good	4.1 \| good	18 \| good	11.061 \| good	0.35 \| good	11.119 \| good	0.151 \| good
2026-10-21T08:00:00.000Z	22 \| good	4.2 \| good	19 \| good	13.638 \| good	0.321 \| good	12.134 \| good	0.206 \| good
2026-10-21T09:00:00.000Z	27 \| good	4.9 \| good	21 \| good	11.141 \| good	0.403 \| good	13.929 \| good	0.299 \| good
2026-10-21T10:00:00.000Z	27 \| good	5.3 \| good	23 \| good	7.036 \| good	0.394 \| good	12.484 \| good	0.234 \| good
2026-10-21T11:00:00.000Z	27 \| good	5.4 \| good	23 \| good	5.588 \| good	0.369 \| good	12.269 \| good	0.241 \| good
2026-10-21T12:00:00.000Z	27 \| good	5.4 \| good	23 \| good	5.283 \| good	0.324 \| good	11.746 \| good	0.239 \| good
2026-10-21T13:00:00.000Z	33 \| good	5.8 \| good	25 \| good	4.696 \| good	0.324 \| good	12.264 \| good	0.268 \| good
2026-10-21T14:00:00.000Z	52 \| moderate	10.3 \| good	46 \| good	2.717 \| good	0.317 \| good	13.999 \| good	0.394 \| good
2026-10-21T15:00:00.000Z	56 \| moderate	12.3 \| fine	55 \| fine	3.73 \| good	0.488 \| good	14.059 \| good	0.399 \| good
2026-10-21T16:00:00.000Z	58 \| moderate	12.7 \| fine	57 \| fine	4.439 \| good	0.662 \| good	15.756 \| good	0.435 \| good
2026-10-21T17:00:00.000Z	56 \| moderate	12 \| good	54 \| good	8.012 \| good	0.673 \| good	15.54 \| good	0.596 \| good
2026-10-21T18:00:00.000Z	52 \| moderate	10.3 \| good	46 \| good	9.397 \| good	0.551 \| good	14.411 \| good	0.338 \| good
2026-10-21T19:00:00.000Z	49 \| good	9.4 \| good	42 \| good	10.886 \| good	0.542 \| good	12.934 \| good	0.332 \| good
2026-10-21T20:00:00.000Z	44 \| good	8.3 \| good	37 \| good	15.912 \| good	0.501 \| good	12.041 \| good	0.3 \| good
2026-10-21T21:00:00.000Z	44 \| good	7.5 \| good	33 \| good	19.564 \| good	0.511 \| good	17.298 \| good	0.273 \| good
2026-10-21T22:00:00.000Z	33 \| good	6.1 \| good	27 \| good	25.087 \| good	0.612 \| good	18.007 \| good	0.238 \| good
2026-10-21T23:00:00.000Z	33 \| good	5.6 \| good	24 \| good	29.686 \| good	0.766 \| good	15.483 \| good	0.24 \| good
2026-10-22T00:00:00.000Z	33 \| good	5.6 \| good	24 \| good	31.46 \| good	0.675 \| good	14.9 \| good	0.24 \| good
2026-10-22T01:00:00.000Z	27 \| good	5.4 \| good	23 \| good	27.429 \| good	0.694 \| good	13.137 \| good	0.24 \| good
2026-10-22T02:00:00.000Z	33 \| good	6 \| good	27 \| good	18.588 \| good	0.696 \| good	23.899 \| good	0.469 \| good
2026-10-22T03:00:00.000Z	62 \| moderate	14.859 \| fine	65.836 \| fine	9.694 \| good	0.429 \| good	18.626 \| good	0.277 \| good
2026-10-22T04:00:00.000Z	38 \| good	6.9 \| good	31 \| good	13.427 \| good	0.471 \| good	24.769 \| good	0.577 \| good
2026-10-22T05:00:00.000Z	44 \| good	8.4 \| good	37 \| good	10.547 \| good	0.388 \| good	25.134 \| good	0.599 \| good
2026-10-22T06:00:00.000Z	49 \| good	8.8 \| good	39 \| good	5.398 \| good	0.374 \| good	26.171 \| good	0.597 \| good
2026-10-22T07:00:00.000Z	49 \| good	9.1 \| good	41 \| good	3.077 \| good	0.371 \| good	25.936 \| good	0.534 \| good
2026-10-22T08:00:00.000Z	49 \| good	9.2 \| good	41 \| good	1.962 \| good	0.402 \| good	21.635 \| good	0.436 \| good
2026-10-22T09:00:00.000Z	52 \| moderate	9.5 \| good	43 \| good	1.811 \| good	0.37 \| good	19.143 \| good	0.48 \| good
2026-10-22T10:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	1.903 \| good	0.386 \| good	16.968 \| good	0.429 \| good
2026-10-22T11:00:00.000Z	52 \| moderate	9.8 \| good	44 \| good	1.382 \| good	0.42 \| good	18.024 \| good	0.429 \| good
2026-10-22T12:00:00.000Z	52 \| moderate	9.8 \| good	44 \| good	3.08 \| good	0.455 \| good	16.869 \| good	0.48 \| good
2026-10-22T13:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	3.662 \| good	0.342 \| good	15.841 \| good	0.417 \| good
2026-10-22T14:00:00.000Z	52 \| moderate	9.5 \| good	43 \| good	1.793 \| good	0.463 \| good	15.465 \| good	0.447 \| good
2026-10-22T15:00:00.000Z	49 \| good	9.4 \| good	42 \| good	3.106 \| good	0.491 \| good	18.471 \| good	0.545 \| good
2026-10-22T16:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	3.077 \| good	0.948 \| good	17.178 \| good	0.743 \| good
2026-10-22T17:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	3.543 \| good	0.952 \| good	14.856 \| good	0.741 \| good
2026-10-22T18:00:00.000Z	49 \| good	8.6 \| good	38 \| good	7.479 \| good	0.428 \| good	14.534 \| good	0.386 \| good
2026-10-22T19:00:00.000Z	49 \| good	8.6 \| good	38 \| good	12.076 \| good	0.397 \| good	13.52 \| good	0.385 \| good
2026-10-22T20:00:00.000Z	33 \| good	6.1 \| good	27 \| good	15.595 \| good	0.386 \| good	9.569 \| good	0.226 \| good
2026-10-22T20:00:00.000Z	44 \| good	8.173 \| good	36.689 \| good	15.038 \| good	0.385 \| good	13.07 \| good	0.308 \| good
2026-10-22T21:00:00.000Z	31 \| good	1.463 \| good	5.656 \| good	33.692 \| good	0.528 \| good	2.35 \| good	0.145 \| good
2026-10-22T22:00:00.000Z	33 \| good	1.464 \| good	5.735 \| good	36.028 \| good	0.442 \| good	1.947 \| good	0.137 \| good
2026-10-22T23:00:00.000Z	32 \| good	1.71 \| good	6.861 \| good	34.844 \| good	0.359 \| good	1.602 \| good	0.131 \| good
2026-10-23T00:00:00.000Z	31 \| good	0.953 \| good	3.705 \| good	32.984 \| good	0.307 \| good	1.325 \| good	0.127 \| good
2026-10-23T01:00:00.000Z	31 \| good	1.083 \| good	4.288 \| good	33.18 \| good	0.3 \| good	1.961 \| good	0.132 \| good
2026-10-23T02:00:00.000Z	31 \| good	1.394 \| good	5.484 \| good	33.988 \| good	0.319 \| good	2.464 \| good	0.137 \| good
2026-10-23T03:00:00.000Z	32 \| good	1.698 \| good	7.049 \| good	34.989 \| good	0.343 \| good	2.582 \| good	0.14 \| good
2026-10-23T04:00:00.000Z	28 \| good	1.981 \| good	8.29 \| good	30.274 \| good	0.355 \| good	2.782 \| good	0.143 \| good
2026-10-23T05:00:00.000Z	26 \| good	2.397 \| good	9.592 \| good	27.811 \| good	0.356 \| good	3.152 \| good	0.146 \| good
2026-10-23T06:00:00.000Z	23 \| good	2.02 \| good	8.309 \| good	24.856 \| good	0.363 \| good	3.914 \| good	0.153 \| good
2026-10-23T07:00:00.000Z	23 \| good	2.213 \| good	8.958 \| good	24.6 \| good	0.362 \| good	4.497 \| good	0.158 \| good
2026-10-23T08:00:00.000Z	19 \| good	2.518 \| good	10.216 \| good	20.286 \| good	0.344 \| good	3.876 \| good	0.155 \| good
2026-10-23T09:00:00.000Z	16 \| good	2.33 \| good	9.754 \| good	16.542 \| good	0.333 \| good	3.395 \| good	0.152 \| good
2026-10-23T10:00:00.000Z	16 \| good	2.339 \| good	9.822 \| good	16.52 \| good	0.323 \| good	2.947 \| good	0.149 \| good
2026-10-23T11:00:00.000Z	17 \| good	2.285 \| good	9.317 \| good	18.21 \| good	0.312 \| good	2.711 \| good	0.147 \| good
2026-10-23T12:00:00.000Z	12 \| good	1.928 \| good	7.811 \| good	13.101 \| good	0.301 \| good	2.682 \| good	0.147 \| good
2026-10-23T13:00:00.000Z	11 \| good	1.763 \| good	7.101 \| good	11.458 \| good	0.295 \| good	2.82 \| good	0.147 \| good
2026-10-23T14:00:00.000Z	11 \| good	1.833 \| good	7.612 \| good	11.442 \| good	0.292 \| good	3.401 \| good	0.151 \| good
2026-10-23T15:00:00.000Z	15 \| good	1.037 \| good	4.236 \| good	16.458 \| good	0.308 \| good	4.899 \| good	0.163 \| good
2026-10-23T16:00:00.000Z	18 \| good	1.599 \| good	6.516 \| good	18.84 \| good	0.313 \| good	4.612 \| good	0.167 \| good
2026-10-23T17:00:00.000Z	22 \| good	2.052 \| good	8.413 \| good	23.634 \| good	0.317 \| good	2.329 \| good	0.145 \| good
2026-10-23T18:00:00.000Z	26 \| good	2.39 \| good	9.86 \| good	27.691 \| good	0.325 \| good	1.629 \| good	0.139 \| good
2026-10-23T19:00:00.000Z	31 \| good	2.14 \| good	8.786 \| good	34.4 \| good	0.33 \| good	1.42 \| good	0.137 \| good
2026-10-23T20:00:00.000Z	32 \| good	2.936 \| good	12.292 \| good	35.297 \| good	0.331 \| good	1.382 \| good	0.137 \| good
2026-10-23T21:00:00.000Z	31 \| good	3.715 \| good	16.639 \| good	34.441 \| good	0.334 \| good	1.32 \| good	0.137 \| good
2026-10-23T22:00:00.000Z	31 \| good	3.906 \| good	17.206 \| good	34.176 \| good	0.338 \| good	1.299 \| good	0.136 \| good
2026-10-23T23:00:00.000Z	31 \| good	3.631 \| good	16.035 \| good	34.251 \| good	0.337 \| good	1.404 \| good	0.136 \| good
2026-10-24T00:00:00.000Z	29 \| good	3.075 \| good	12.692 \| good	31.162 \| good	0.332 \| good	1.692 \| good	0.137 \| good
2026-10-24T01:00:00.000Z	27 \| good	5.066 \| good	21.968 \| good	24.448 \| good	0.329 \| good	3.719 \| good	0.15 \| good
2026-10-24T02:00:00.000Z	38 \| good	6.687 \| good	29.463 \| good	19.926 \| good	0.369 \| good	7.898 \| good	0.179 \| good
2026-10-24T03:00:00.000Z	44 \| good	7.724 \| good	33.743 \| good	18.985 \| good	0.412 \| good	11.08 \| good	0.204 \| good
2026-10-24T04:00:00.000Z	44 \| good	8.148 \| good	35.962 \| good	17.235 \| good	0.448 \| good	13.537 \| good	0.226 \| good
2026-10-24T05:00:00.000Z	49 \| good	9.068 \| good	40.107 \| good	14.364 \| good	0.453 \| good	14.61 \| good	0.243 \| good
2026-10-24T06:00:00.000Z	52 \| moderate	9.805 \| good	43.384 \| good	12.147 \| good	0.449 \| good	15.012 \| good	0.259 \| good
2026-10-24T07:00:00.000Z	54 \| moderate	10.818 \| good	48.09 \| good	11.015 \| good	0.409 \| good	14.729 \| good	0.266 \| good
2026-10-24T08:00:00.000Z	54 \| moderate	10.721 \| good	47.543 \| good	9.443 \| good	0.336 \| good	13.972 \| good	0.259 \| good
2026-10-24T09:00:00.000Z	52 \| moderate	10.23 \| good	45.469 \| good	9.657 \| good	0.285 \| good	13.257 \| good	0.247 \| good
2026-10-24T10:00:00.000Z	52 \| moderate	10.132 \| good	45.021 \| good	10.967 \| good	0.251 \| good	12.197 \| good	0.234 \| good
2026-10-24T11:00:00.000Z	52 \| moderate	9.838 \| good	43.559 \| good	10.961 \| good	0.2 \| good	10.889 \| good	0.224 \| good
2026-10-24T12:00:00.000Z	49 \| good	9.211 \| good	40.715 \| good	11.055 \| good	0.19 \| good	9.746 \| good	0.216 \| good
2026-10-24T13:00:00.000Z	49 \| good	9.052 \| good	40.486 \| good	9.097 \| good	0.189 \| good	8.943 \| good	0.21 \| good
2026-10-24T14:00:00.000Z	49 \| good	9.193 \| good	40.621 \| good	7.541 \| good	0.207 \| good	8.627 \| good	0.203 \| good
2026-10-24T15:00:00.000Z	44 \| good	8.239 \| good	36.417 \| good	7.555 \| good	0.236 \| good	8.452 \| good	0.207 \| good
2026-10-24T16:00:00.000Z	44 \| good	7.863 \| good	34.458 \| good	11.591 \| good	0.256 \| good	7.172 \| good	0.21 \| good
2026-10-24T17:00:00.000Z	38 \| good	6.793 \| good	30.238 \| good	17.251 \| good	0.282 \| good	5.755 \| good	0.199 \| good
2026-10-24T18:00:00.000Z	33 \| good	6.31 \| good	28.029 \| good	21.124 \| good	0.363 \| good	4.508 \| good	0.182 \| good
2026-10-24T19:00:00.000Z	27 \| good	4.625 \| good	19.931 \| good	27.458 \| good	0.432 \| good	3.622 \| good	0.168 \| good
2026-10-24T20:00:00.000Z	29 \| good	4.607 \| good	19.979 \| good	30.941 \| good	0.471 \| good	3.064 \| good	0.16 \| good

Lake Oswego

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Lake Oswego, Oregon air quality map: Track AQI near you

0.39ppm

How accurate is Oregon, USA air quality data?

Air quality data and pollutant measurements for Oregon, USA adhere to strict US EPA standards. The data is collected from multiple reliable sources, including satellites and ground-based monitoring stations. This data is further analyzed and enhanced using machine learning and advanced algorithms that factor in elements such as traffic and population density, ensuring accurate and reliable results.

Source: Ambee Data Sources

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Frequently asked questions

How often is the air quality data for Lake Oswego, Oregon updated?

The air quality for Lake Oswego, Oregon is updated every hour.

When was the worst air quality at Lake Oswego, Oregon in the last 24 hrs?

The worst air quality in Lake Oswego, Oregon in the last 24 hours was observed at 03:00:00 on 2026-10-22.

When was the best air quality at Lake Oswego, Oregon in the last 24 hrs?

In the last 24 hrs, the best air quality in Lake Oswego, Oregon was observed at 01:00:00 on 2026-10-22.

What is the current air quality in Lake Oswego, Oregon?

The current air quality in Lake Oswego, Oregon is 44, categorized as Good based on real-time data.

What pollutant is the most common in Lake Oswego, Oregon?

The most common pollutant in Lake Oswego, Oregon is PM2.5.

What should I do if the air quality in Lake Oswego, Oregon is poor?

If the air quality in Lake Oswego, Oregon is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Lake Oswego, Oregon?

The current PM_2.5 concentration at Lake Oswego, Oregon is 8.173 μg/m³.

What is the current concentration of PM₁₀ in Lake Oswego, Oregon?

The current PM₁₀ concentration at Lake Oswego, Oregon is 36.689 μg/m³.

What is the current concentration of carbon monoxide (CO) in Lake Oswego, Oregon?

The current carbon monoxide (CO) concentration at Lake Oswego, Oregon is 0.308 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Lake Oswego, Oregon?

The current sulfur dioxide (SO₂) concentration at Lake Oswego, Oregon is 0.385 ppb.

What is the current concentration of ozone (O₃) in Lake Oswego, Oregon?

The current ozone (O₃) concentration at Lake Oswego, Oregon is 15.038 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Lake Oswego, Oregon?

The current nitrogen dioxide (NO₂) concentration at Lake Oswego, Oregon is 13.07 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T21:00:00.000Z	22 \| good	3.5 \| good	16 \| good	22.88 \| good	0.374 \| good	2.747 \| good	0.137 \| good
2026-10-20T22:00:00.000Z	29 \| good	3.5 \| good	16 \| good	30.676 \| good	0.375 \| good	2.356 \| good	0.139 \| good
2026-10-20T23:00:00.000Z	29 \| good	3.5 \| good	16 \| good	31.245 \| good	0.361 \| good	3.51 \| good	0.139 \| good
2026-10-21T00:00:00.000Z	29 \| good	3.4 \| good	15 \| good	31.15 \| good	0.397 \| good	3.065 \| good	0.139 \| good
2026-10-21T01:00:00.000Z	30 \| good	3.3 \| good	15 \| good	32.177 \| good	0.444 \| good	4.538 \| good	0.142 \| good
2026-10-21T02:00:00.000Z	24 \| good	3.4 \| good	15 \| good	25.53 \| good	0.4 \| good	7.028 \| good	0.141 \| good
2026-10-21T03:00:00.000Z	56 \| moderate	12.062 \| good	54.201 \| good	22.898 \| good	0.288 \| good	9.835 \| good	0.206 \| good
2026-10-21T04:00:00.000Z	27 \| good	4.7 \| good	21 \| good	28.118 \| good	0.385 \| good	9.672 \| good	0.203 \| good
2026-10-21T05:00:00.000Z	27 \| good	4.7 \| good	21 \| good	19.233 \| good	0.385 \| good	10.05 \| good	0.139 \| good
2026-10-21T06:00:00.000Z	22 \| good	4.3 \| good	19 \| good	12.024 \| good	0.35 \| good	10.856 \| good	0.151 \| good
2026-10-21T07:00:00.000Z	22 \| good	4.1 \| good	18 \| good	11.061 \| good	0.35 \| good	11.119 \| good	0.151 \| good
2026-10-21T08:00:00.000Z	22 \| good	4.2 \| good	19 \| good	13.638 \| good	0.321 \| good	12.134 \| good	0.206 \| good
2026-10-21T09:00:00.000Z	27 \| good	4.9 \| good	21 \| good	11.141 \| good	0.403 \| good	13.929 \| good	0.299 \| good
2026-10-21T10:00:00.000Z	27 \| good	5.3 \| good	23 \| good	7.036 \| good	0.394 \| good	12.484 \| good	0.234 \| good
2026-10-21T11:00:00.000Z	27 \| good	5.4 \| good	23 \| good	5.588 \| good	0.369 \| good	12.269 \| good	0.241 \| good
2026-10-21T12:00:00.000Z	27 \| good	5.4 \| good	23 \| good	5.283 \| good	0.324 \| good	11.746 \| good	0.239 \| good
2026-10-21T13:00:00.000Z	33 \| good	5.8 \| good	25 \| good	4.696 \| good	0.324 \| good	12.264 \| good	0.268 \| good
2026-10-21T14:00:00.000Z	52 \| moderate	10.3 \| good	46 \| good	2.717 \| good	0.317 \| good	13.999 \| good	0.394 \| good
2026-10-21T15:00:00.000Z	56 \| moderate	12.3 \| fine	55 \| fine	3.73 \| good	0.488 \| good	14.059 \| good	0.399 \| good
2026-10-21T16:00:00.000Z	58 \| moderate	12.7 \| fine	57 \| fine	4.439 \| good	0.662 \| good	15.756 \| good	0.435 \| good
2026-10-21T17:00:00.000Z	56 \| moderate	12 \| good	54 \| good	8.012 \| good	0.673 \| good	15.54 \| good	0.596 \| good
2026-10-21T18:00:00.000Z	52 \| moderate	10.3 \| good	46 \| good	9.397 \| good	0.551 \| good	14.411 \| good	0.338 \| good
2026-10-21T19:00:00.000Z	49 \| good	9.4 \| good	42 \| good	10.886 \| good	0.542 \| good	12.934 \| good	0.332 \| good
2026-10-21T20:00:00.000Z	44 \| good	8.3 \| good	37 \| good	15.912 \| good	0.501 \| good	12.041 \| good	0.3 \| good
2026-10-21T21:00:00.000Z	44 \| good	7.5 \| good	33 \| good	19.564 \| good	0.511 \| good	17.298 \| good	0.273 \| good
2026-10-21T22:00:00.000Z	33 \| good	6.1 \| good	27 \| good	25.087 \| good	0.612 \| good	18.007 \| good	0.238 \| good
2026-10-21T23:00:00.000Z	33 \| good	5.6 \| good	24 \| good	29.686 \| good	0.766 \| good	15.483 \| good	0.24 \| good
2026-10-22T00:00:00.000Z	33 \| good	5.6 \| good	24 \| good	31.46 \| good	0.675 \| good	14.9 \| good	0.24 \| good
2026-10-22T01:00:00.000Z	27 \| good	5.4 \| good	23 \| good	27.429 \| good	0.694 \| good	13.137 \| good	0.24 \| good
2026-10-22T02:00:00.000Z	33 \| good	6 \| good	27 \| good	18.588 \| good	0.696 \| good	23.899 \| good	0.469 \| good
2026-10-22T03:00:00.000Z	62 \| moderate	14.859 \| fine	65.836 \| fine	9.694 \| good	0.429 \| good	18.626 \| good	0.277 \| good
2026-10-22T04:00:00.000Z	38 \| good	6.9 \| good	31 \| good	13.427 \| good	0.471 \| good	24.769 \| good	0.577 \| good
2026-10-22T05:00:00.000Z	44 \| good	8.4 \| good	37 \| good	10.547 \| good	0.388 \| good	25.134 \| good	0.599 \| good
2026-10-22T06:00:00.000Z	49 \| good	8.8 \| good	39 \| good	5.398 \| good	0.374 \| good	26.171 \| good	0.597 \| good
2026-10-22T07:00:00.000Z	49 \| good	9.1 \| good	41 \| good	3.077 \| good	0.371 \| good	25.936 \| good	0.534 \| good
2026-10-22T08:00:00.000Z	49 \| good	9.2 \| good	41 \| good	1.962 \| good	0.402 \| good	21.635 \| good	0.436 \| good
2026-10-22T09:00:00.000Z	52 \| moderate	9.5 \| good	43 \| good	1.811 \| good	0.37 \| good	19.143 \| good	0.48 \| good
2026-10-22T10:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	1.903 \| good	0.386 \| good	16.968 \| good	0.429 \| good
2026-10-22T11:00:00.000Z	52 \| moderate	9.8 \| good	44 \| good	1.382 \| good	0.42 \| good	18.024 \| good	0.429 \| good
2026-10-22T12:00:00.000Z	52 \| moderate	9.8 \| good	44 \| good	3.08 \| good	0.455 \| good	16.869 \| good	0.48 \| good
2026-10-22T13:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	3.662 \| good	0.342 \| good	15.841 \| good	0.417 \| good
2026-10-22T14:00:00.000Z	52 \| moderate	9.5 \| good	43 \| good	1.793 \| good	0.463 \| good	15.465 \| good	0.447 \| good
2026-10-22T15:00:00.000Z	49 \| good	9.4 \| good	42 \| good	3.106 \| good	0.491 \| good	18.471 \| good	0.545 \| good
2026-10-22T16:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	3.077 \| good	0.948 \| good	17.178 \| good	0.743 \| good
2026-10-22T17:00:00.000Z	52 \| moderate	9.7 \| good	43 \| good	3.543 \| good	0.952 \| good	14.856 \| good	0.741 \| good
2026-10-22T18:00:00.000Z	49 \| good	8.6 \| good	38 \| good	7.479 \| good	0.428 \| good	14.534 \| good	0.386 \| good
2026-10-22T19:00:00.000Z	49 \| good	8.6 \| good	38 \| good	12.076 \| good	0.397 \| good	13.52 \| good	0.385 \| good
2026-10-22T20:00:00.000Z	33 \| good	6.1 \| good	27 \| good	15.595 \| good	0.386 \| good	9.569 \| good	0.226 \| good
2026-10-22T20:00:00.000Z	44 \| good	8.173 \| good	36.689 \| good	15.038 \| good	0.385 \| good	13.07 \| good	0.308 \| good
2026-10-22T21:00:00.000Z	31 \| good	1.463 \| good	5.656 \| good	33.692 \| good	0.528 \| good	2.35 \| good	0.145 \| good
2026-10-22T22:00:00.000Z	33 \| good	1.464 \| good	5.735 \| good	36.028 \| good	0.442 \| good	1.947 \| good	0.137 \| good
2026-10-22T23:00:00.000Z	32 \| good	1.71 \| good	6.861 \| good	34.844 \| good	0.359 \| good	1.602 \| good	0.131 \| good
2026-10-23T00:00:00.000Z	31 \| good	0.953 \| good	3.705 \| good	32.984 \| good	0.307 \| good	1.325 \| good	0.127 \| good
2026-10-23T01:00:00.000Z	31 \| good	1.083 \| good	4.288 \| good	33.18 \| good	0.3 \| good	1.961 \| good	0.132 \| good
2026-10-23T02:00:00.000Z	31 \| good	1.394 \| good	5.484 \| good	33.988 \| good	0.319 \| good	2.464 \| good	0.137 \| good
2026-10-23T03:00:00.000Z	32 \| good	1.698 \| good	7.049 \| good	34.989 \| good	0.343 \| good	2.582 \| good	0.14 \| good
2026-10-23T04:00:00.000Z	28 \| good	1.981 \| good	8.29 \| good	30.274 \| good	0.355 \| good	2.782 \| good	0.143 \| good
2026-10-23T05:00:00.000Z	26 \| good	2.397 \| good	9.592 \| good	27.811 \| good	0.356 \| good	3.152 \| good	0.146 \| good
2026-10-23T06:00:00.000Z	23 \| good	2.02 \| good	8.309 \| good	24.856 \| good	0.363 \| good	3.914 \| good	0.153 \| good
2026-10-23T07:00:00.000Z	23 \| good	2.213 \| good	8.958 \| good	24.6 \| good	0.362 \| good	4.497 \| good	0.158 \| good
2026-10-23T08:00:00.000Z	19 \| good	2.518 \| good	10.216 \| good	20.286 \| good	0.344 \| good	3.876 \| good	0.155 \| good
2026-10-23T09:00:00.000Z	16 \| good	2.33 \| good	9.754 \| good	16.542 \| good	0.333 \| good	3.395 \| good	0.152 \| good
2026-10-23T10:00:00.000Z	16 \| good	2.339 \| good	9.822 \| good	16.52 \| good	0.323 \| good	2.947 \| good	0.149 \| good
2026-10-23T11:00:00.000Z	17 \| good	2.285 \| good	9.317 \| good	18.21 \| good	0.312 \| good	2.711 \| good	0.147 \| good
2026-10-23T12:00:00.000Z	12 \| good	1.928 \| good	7.811 \| good	13.101 \| good	0.301 \| good	2.682 \| good	0.147 \| good
2026-10-23T13:00:00.000Z	11 \| good	1.763 \| good	7.101 \| good	11.458 \| good	0.295 \| good	2.82 \| good	0.147 \| good
2026-10-23T14:00:00.000Z	11 \| good	1.833 \| good	7.612 \| good	11.442 \| good	0.292 \| good	3.401 \| good	0.151 \| good
2026-10-23T15:00:00.000Z	15 \| good	1.037 \| good	4.236 \| good	16.458 \| good	0.308 \| good	4.899 \| good	0.163 \| good
2026-10-23T16:00:00.000Z	18 \| good	1.599 \| good	6.516 \| good	18.84 \| good	0.313 \| good	4.612 \| good	0.167 \| good
2026-10-23T17:00:00.000Z	22 \| good	2.052 \| good	8.413 \| good	23.634 \| good	0.317 \| good	2.329 \| good	0.145 \| good
2026-10-23T18:00:00.000Z	26 \| good	2.39 \| good	9.86 \| good	27.691 \| good	0.325 \| good	1.629 \| good	0.139 \| good
2026-10-23T19:00:00.000Z	31 \| good	2.14 \| good	8.786 \| good	34.4 \| good	0.33 \| good	1.42 \| good	0.137 \| good
2026-10-23T20:00:00.000Z	32 \| good	2.936 \| good	12.292 \| good	35.297 \| good	0.331 \| good	1.382 \| good	0.137 \| good
2026-10-23T21:00:00.000Z	31 \| good	3.715 \| good	16.639 \| good	34.441 \| good	0.334 \| good	1.32 \| good	0.137 \| good
2026-10-23T22:00:00.000Z	31 \| good	3.906 \| good	17.206 \| good	34.176 \| good	0.338 \| good	1.299 \| good	0.136 \| good
2026-10-23T23:00:00.000Z	31 \| good	3.631 \| good	16.035 \| good	34.251 \| good	0.337 \| good	1.404 \| good	0.136 \| good
2026-10-24T00:00:00.000Z	29 \| good	3.075 \| good	12.692 \| good	31.162 \| good	0.332 \| good	1.692 \| good	0.137 \| good
2026-10-24T01:00:00.000Z	27 \| good	5.066 \| good	21.968 \| good	24.448 \| good	0.329 \| good	3.719 \| good	0.15 \| good
2026-10-24T02:00:00.000Z	38 \| good	6.687 \| good	29.463 \| good	19.926 \| good	0.369 \| good	7.898 \| good	0.179 \| good
2026-10-24T03:00:00.000Z	44 \| good	7.724 \| good	33.743 \| good	18.985 \| good	0.412 \| good	11.08 \| good	0.204 \| good
2026-10-24T04:00:00.000Z	44 \| good	8.148 \| good	35.962 \| good	17.235 \| good	0.448 \| good	13.537 \| good	0.226 \| good
2026-10-24T05:00:00.000Z	49 \| good	9.068 \| good	40.107 \| good	14.364 \| good	0.453 \| good	14.61 \| good	0.243 \| good
2026-10-24T06:00:00.000Z	52 \| moderate	9.805 \| good	43.384 \| good	12.147 \| good	0.449 \| good	15.012 \| good	0.259 \| good
2026-10-24T07:00:00.000Z	54 \| moderate	10.818 \| good	48.09 \| good	11.015 \| good	0.409 \| good	14.729 \| good	0.266 \| good
2026-10-24T08:00:00.000Z	54 \| moderate	10.721 \| good	47.543 \| good	9.443 \| good	0.336 \| good	13.972 \| good	0.259 \| good
2026-10-24T09:00:00.000Z	52 \| moderate	10.23 \| good	45.469 \| good	9.657 \| good	0.285 \| good	13.257 \| good	0.247 \| good
2026-10-24T10:00:00.000Z	52 \| moderate	10.132 \| good	45.021 \| good	10.967 \| good	0.251 \| good	12.197 \| good	0.234 \| good
2026-10-24T11:00:00.000Z	52 \| moderate	9.838 \| good	43.559 \| good	10.961 \| good	0.2 \| good	10.889 \| good	0.224 \| good
2026-10-24T12:00:00.000Z	49 \| good	9.211 \| good	40.715 \| good	11.055 \| good	0.19 \| good	9.746 \| good	0.216 \| good
2026-10-24T13:00:00.000Z	49 \| good	9.052 \| good	40.486 \| good	9.097 \| good	0.189 \| good	8.943 \| good	0.21 \| good
2026-10-24T14:00:00.000Z	49 \| good	9.193 \| good	40.621 \| good	7.541 \| good	0.207 \| good	8.627 \| good	0.203 \| good
2026-10-24T15:00:00.000Z	44 \| good	8.239 \| good	36.417 \| good	7.555 \| good	0.236 \| good	8.452 \| good	0.207 \| good
2026-10-24T16:00:00.000Z	44 \| good	7.863 \| good	34.458 \| good	11.591 \| good	0.256 \| good	7.172 \| good	0.21 \| good
2026-10-24T17:00:00.000Z	38 \| good	6.793 \| good	30.238 \| good	17.251 \| good	0.282 \| good	5.755 \| good	0.199 \| good
2026-10-24T18:00:00.000Z	33 \| good	6.31 \| good	28.029 \| good	21.124 \| good	0.363 \| good	4.508 \| good	0.182 \| good
2026-10-24T19:00:00.000Z	27 \| good	4.625 \| good	19.931 \| good	27.458 \| good	0.432 \| good	3.622 \| good	0.168 \| good
2026-10-24T20:00:00.000Z	29 \| good	4.607 \| good	19.979 \| good	30.941 \| good	0.471 \| good	3.064 \| good	0.16 \| good

Lake Oswego, Oregon live air quality index now

Major air pollutants in Lake Oswego, Oregon

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Lake Oswego, Oregon air quality map: Track AQI near you

Air quality in nearby cities

Oak Grove, Oregon

Milwaukie, Oregon

Oatfield, Oregon

West Linn, Oregon

Gladstone, Oregon

Oregon City, Oregon

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Frequently asked questions

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What is the current concentration of PM2.5 in Lake Oswego, Oregon?

What is the current concentration of PM10 in Lake Oswego, Oregon?

What is the current concentration of carbon monoxide (CO) in Lake Oswego, Oregon?

What is the current concentration of sulfur dioxide (SO2) in Lake Oswego, Oregon?

What is the current concentration of ozone (O3) in Lake Oswego, Oregon?

What is the current concentration of nitrogen dioxide (NO2) in Lake Oswego, Oregon?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the current concentration of PM_2.5 in Lake Oswego, Oregon?

What is the current concentration of PM₁₀ in Lake Oswego, Oregon?

What is the current concentration of sulfur dioxide (SO₂) in Lake Oswego, Oregon?

What is the current concentration of ozone (O₃) in Lake Oswego, Oregon?

What is the current concentration of nitrogen dioxide (NO₂) in Lake Oswego, Oregon?