What are the current PM10 levels at La Grande, Oregon?

The current PM10 levels in La Grande, Oregon are 314.873 μg/m3.

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

The current sulfur dioxide (SO2) levels in La Grande, Oregon are 2.901 ppb.

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

The current ozone (O3) levels at La Grande, Oregon is 26.684 ppm.

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

The current nitrogen dioxide (NO2) levels at La Grande, Oregon is 4.484 ppb.

Real-time air quality index in La Grande, Oregon today

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

The measured PM2.5 levels in La Grande, Oregon at present are 113.99 μg/m3.

Stay updated with real-time air quality in La Grande, 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)

192

Unhealthy

La Grande, Oregon

Last updated: ... (Local time)

Common air pollutants in La Grande, Oregon

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

113.99 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

314.87 μg/m³

155

255

425

605+

Ozone (O₃)

26.68 ppb

201

201+

Sulfur Dioxide (SO₂)

2.90 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.48 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.32 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

La Grande, Oregon

Get Live Pollen Counts

La Grande, Oregon

Scroll To Air Quality Map

Track live La Grande, Oregon air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T22:00:00.000Z	158 \| unhealthy	65.967 \| poor	264.941 \| poor	43.486 \| good	2.795 \| good	5.478 \| good	0.28 \| good
2026-07-21T23:00:00.000Z	158 \| unhealthy	65.954 \| poor	264.885 \| poor	48.968 \| good	1.266 \| good	5.296 \| good	0.358 \| good
2026-07-22T00:00:00.000Z	161 \| unhealthy	70.027 \| poor	270.787 \| poor	53.386 \| good	1.035 \| good	8.552 \| good	0.382 \| good
2026-07-22T01:00:00.000Z	160 \| unhealthy	68.519 \| poor	268.739 \| poor	51.682 \| good	1.013 \| good	11.583 \| good	0.364 \| good
2026-07-22T02:00:00.000Z	156 \| unhealthy	62.295 \| poor	262.954 \| poor	53.284 \| good	1.012 \| good	13.216 \| good	0.343 \| good
2026-07-22T03:00:00.000Z	158 \| unhealthy	64.708 \| poor	265.07 \| poor	51.966 \| good	0.92 \| good	15.769 \| good	0.343 \| good
2026-07-22T04:00:00.000Z	159 \| unhealthy	66.859 \| poor	267.117 \| poor	53.981 \| good	1.702 \| good	10.53 \| good	0.343 \| good
2026-07-22T05:00:00.000Z	155 \| unhealthy	60.948 \| poor	261.207 \| poor	49.123 \| good	1.68 \| good	10.076 \| good	0.401 \| good
2026-07-22T06:00:00.000Z	152 \| unhealthy	57.222 \| poor	257.183 \| poor	47.026 \| good	1.014 \| good	6.183 \| good	0.298 \| good
2026-07-22T07:00:00.000Z	134 \| sensitive	48.718 \| moderate	219.259 \| moderate	42.517 \| good	1.014 \| good	6.182 \| good	0.298 \| good
2026-07-22T08:00:00.000Z	117 \| sensitive	42.004 \| moderate	187.276 \| moderate	40.304 \| good	0.993 \| good	4.779 \| good	0.2 \| good
2026-07-22T09:00:00.000Z	110 \| sensitive	39.103 \| moderate	171.326 \| moderate	32.766 \| good	0.958 \| good	4.208 \| good	0.218 \| good
2026-07-22T10:00:00.000Z	107 \| sensitive	38.283 \| moderate	167.345 \| moderate	37.279 \| good	0.961 \| good	3.172 \| good	0.179 \| good
2026-07-22T11:00:00.000Z	117 \| sensitive	41.643 \| moderate	185.248 \| moderate	38.665 \| good	0.963 \| good	6.468 \| good	0.278 \| good
2026-07-22T12:00:00.000Z	122 \| sensitive	43.814 \| moderate	195.196 \| moderate	27.71 \| good	0.979 \| good	4.212 \| good	0.219 \| good
2026-07-22T13:00:00.000Z	132 \| sensitive	47.988 \| moderate	217.134 \| moderate	25.185 \| good	0.965 \| good	4.198 \| good	0.219 \| good
2026-07-22T14:00:00.000Z	145 \| sensitive	53.378 \| moderate	243.106 \| moderate	24.57 \| good	0.828 \| good	5.94 \| good	0.297 \| good
2026-07-22T15:00:00.000Z	147 \| sensitive	54.082 \| moderate	247.102 \| moderate	23.652 \| good	0.827 \| good	7.839 \| good	0.335 \| good
2026-07-22T16:00:00.000Z	158 \| unhealthy	64.962 \| poor	265.064 \| poor	23.703 \| good	2.053 \| good	6.598 \| good	0.315 \| good
2026-07-22T17:00:00.000Z	160 \| unhealthy	69.159 \| poor	269.061 \| poor	26.493 \| good	2.025 \| good	6.676 \| good	0.337 \| good
2026-07-22T18:00:00.000Z	161 \| unhealthy	69.553 \| poor	269.056 \| poor	28.431 \| good	2.186 \| good	6.397 \| good	0.335 \| good
2026-07-22T19:00:00.000Z	160 \| unhealthy	68.952 \| poor	269.051 \| poor	37.378 \| good	2.39 \| good	7.523 \| good	0.314 \| good
2026-07-22T20:00:00.000Z	158 \| unhealthy	65.951 \| poor	265.055 \| poor	35.321 \| good	4.953 \| good	6.011 \| good	0.294 \| good
2026-07-22T21:00:00.000Z	155 \| unhealthy	61.146 \| poor	261.046 \| poor	41.01 \| good	2.883 \| good	8.339 \| good	0.294 \| good
2026-07-22T22:00:00.000Z	155 \| unhealthy	61.127 \| poor	261.012 \| poor	49.104 \| good	2.048 \| good	7.608 \| good	0.317 \| good
2026-07-22T23:00:00.000Z	133 \| sensitive	48.423 \| moderate	219.041 \| moderate	60.849 \| fine	3.194 \| good	7.958 \| good	0.281 \| good
2026-07-23T00:00:00.000Z	127 \| sensitive	45.51 \| moderate	205.032 \| moderate	52.068 \| good	1.524 \| good	6.488 \| good	0.281 \| good
2026-07-23T01:00:00.000Z	122 \| sensitive	43.697 \| moderate	194.976 \| moderate	57.609 \| fine	1.942 \| good	7.269 \| good	0.3 \| good
2026-07-23T02:00:00.000Z	122 \| sensitive	43.686 \| moderate	194.926 \| moderate	56.213 \| fine	1.733 \| good	7.777 \| good	0.28 \| good
2026-07-23T03:00:00.000Z	189 \| unhealthy	109.607 \| poor	311.597 \| poor	50.282 \| good	0.734 \| good	4.556 \| good	0.387 \| good
2026-07-23T04:00:00.000Z	120 \| sensitive	43.271 \| moderate	192.86 \| moderate	49.446 \| good	1.272 \| good	7.262 \| good	0.219 \| good
2026-07-23T05:00:00.000Z	113 \| sensitive	40.378 \| moderate	178.894 \| moderate	47.977 \| good	1.078 \| good	5.346 \| good	0.239 \| good
2026-07-23T06:00:00.000Z	160 \| unhealthy	68.21 \| poor	268.684 \| poor	44.7 \| good	1.018 \| good	6.94 \| good	0.178 \| good
2026-07-23T07:00:00.000Z	160 \| unhealthy	68.212 \| poor	268.692 \| poor	39.661 \| good	1.023 \| good	6.925 \| good	0.178 \| good
2026-07-23T08:00:00.000Z	159 \| unhealthy	66.967 \| poor	266.851 \| poor	40.647 \| good	1.469 \| good	4.6 \| good	0.158 \| good
2026-07-23T09:00:00.000Z	158 \| unhealthy	64.99 \| poor	264.907 \| poor	34.907 \| good	1.717 \| good	6.192 \| good	0.138 \| good
2026-07-23T10:00:00.000Z	181 \| unhealthy	98.812 \| poor	298.864 \| poor	36.648 \| good	1.707 \| good	4.777 \| good	0.138 \| good
2026-07-23T11:00:00.000Z	179 \| unhealthy	95.953 \| poor	296.923 \| poor	36.758 \| good	1.927 \| good	5.026 \| good	0.138 \| good
2026-07-23T12:00:00.000Z	172 \| unhealthy	84.605 \| poor	284.973 \| poor	36.178 \| good	2.583 \| good	4.772 \| good	0.138 \| good
2026-07-23T13:00:00.000Z	163 \| unhealthy	73.435 \| poor	273.006 \| poor	27.959 \| good	2.431 \| good	9.282 \| good	0.138 \| good
2026-07-23T14:00:00.000Z	165 \| unhealthy	76.424 \| poor	276.998 \| poor	24.002 \| good	1.61 \| good	7.868 \| good	0.217 \| good
2026-07-23T15:00:00.000Z	165 \| unhealthy	76.427 \| poor	277.017 \| poor	26.852 \| good	1.469 \| good	8.202 \| good	0.179 \| good
2026-07-23T16:00:00.000Z	173 \| unhealthy	87.392 \| poor	286.985 \| poor	29.259 \| good	1.979 \| good	8.308 \| good	0.179 \| good
2026-07-23T17:00:00.000Z	170 \| unhealthy	82.887 \| poor	282.98 \| poor	27.556 \| good	3.099 \| good	9.032 \| good	0.317 \| good
2026-07-23T18:00:00.000Z	170 \| unhealthy	83.18 \| poor	282.975 \| poor	25.701 \| good	3.571 \| good	9.359 \| good	0.317 \| good
2026-07-23T19:00:00.000Z	171 \| unhealthy	84.474 \| poor	284.961 \| poor	28.354 \| good	3.135 \| good	7.735 \| good	0.297 \| good
2026-07-23T20:00:00.000Z	192 \| unhealthy	113.99 \| poor	314.873 \| poor	26.684 \| good	2.901 \| good	4.484 \| good	0.317 \| good
2026-07-23T21:00:00.000Z	202 \| vUnhealthy	126.555 \| poor	328.828 \| poor	31.892 \| good	2.229 \| good	6.812 \| good	0.337 \| good
2026-07-23T21:00:00.000Z	192 \| unhealthy	113.99 \| poor	314.873 \| poor	26.684 \| good	2.901 \| good	4.484 \| good	0.317 \| good
2026-07-23T22:00:00.000Z	92 \| moderate	30.956 \| fine	134.464 \| fine	50.442 \| good	0.328 \| good	0.84 \| good	0.192 \| good
2026-07-23T23:00:00.000Z	123 \| sensitive	44.493 \| moderate	199.146 \| moderate	53.356 \| good	0.392 \| good	1.308 \| good	0.225 \| good
2026-07-24T00:00:00.000Z	183 \| unhealthy	100.968 \| poor	302.245 \| poor	57.877 \| fine	0.434 \| good	1.507 \| good	0.257 \| good
2026-07-24T01:00:00.000Z	211 \| vUnhealthy	135.56 \| poor	337.886 \| poor	57.168 \| fine	0.585 \| good	2.133 \| good	0.316 \| good
2026-07-24T02:00:00.000Z	186 \| unhealthy	105.843 \| poor	306.973 \| poor	49.93 \| good	0.673 \| good	2.83 \| good	0.356 \| good
2026-07-24T03:00:00.000Z	172 \| unhealthy	84.752 \| poor	285.035 \| poor	44.103 \| good	0.69 \| good	4.069 \| good	0.386 \| good
2026-07-24T04:00:00.000Z	163 \| unhealthy	71.766 \| poor	271.511 \| poor	40.298 \| good	0.752 \| good	5.566 \| good	0.41 \| good
2026-07-24T05:00:00.000Z	142 \| sensitive	52.324 \| moderate	237.733 \| moderate	38.588 \| good	0.834 \| good	6.482 \| good	0.429 \| good
2026-07-24T06:00:00.000Z	124 \| sensitive	45.004 \| moderate	201.582 \| moderate	36.383 \| good	0.899 \| good	7.046 \| good	0.441 \| good
2026-07-24T07:00:00.000Z	110 \| sensitive	39.186 \| moderate	172.62 \| moderate	34.599 \| good	0.934 \| good	7.35 \| good	0.447 \| good
2026-07-24T08:00:00.000Z	99 \| moderate	34.621 \| fine	149.649 \| fine	34.048 \| good	0.93 \| good	7.415 \| good	0.445 \| good
2026-07-24T09:00:00.000Z	113 \| sensitive	40.392 \| moderate	179.011 \| moderate	31.831 \| good	0.892 \| good	7.379 \| good	0.438 \| good
2026-07-24T10:00:00.000Z	110 \| sensitive	38.668 \| moderate	170.204 \| moderate	30.371 \| good	0.829 \| good	7.375 \| good	0.428 \| good
2026-07-24T11:00:00.000Z	105 \| sensitive	36.987 \| moderate	162.29 \| moderate	28.49 \| good	0.757 \| good	7.465 \| good	0.419 \| good
2026-07-24T12:00:00.000Z	110 \| sensitive	39.426 \| moderate	174.389 \| moderate	28.025 \| good	0.685 \| good	7.576 \| good	0.407 \| good
2026-07-24T13:00:00.000Z	107 \| sensitive	37.519 \| moderate	164.397 \| moderate	25.744 \| good	0.609 \| good	7.248 \| good	0.393 \| good
2026-07-24T14:00:00.000Z	110 \| sensitive	38.768 \| moderate	170.701 \| moderate	26.608 \| good	0.51 \| good	5.809 \| good	0.376 \| good
2026-07-24T15:00:00.000Z	115 \| sensitive	41.212 \| moderate	182.839 \| moderate	32.547 \| good	0.497 \| good	3.677 \| good	0.338 \| good
2026-07-24T16:00:00.000Z	119 \| sensitive	43.166 \| moderate	192.296 \| moderate	39.825 \| good	0.374 \| good	1.399 \| good	0.238 \| good
2026-07-24T17:00:00.000Z	142 \| sensitive	52.11 \| moderate	236.792 \| moderate	49.617 \| good	0.338 \| good	0.829 \| good	0.22 \| good
2026-07-24T18:00:00.000Z	142 \| sensitive	51.629 \| moderate	234.605 \| moderate	55.068 \| fine	0.328 \| good	0.605 \| good	0.214 \| good
2026-07-24T19:00:00.000Z	132 \| sensitive	47.536 \| moderate	213.959 \| moderate	56.889 \| fine	0.296 \| good	0.524 \| good	0.196 \| good
2026-07-24T20:00:00.000Z	119 \| sensitive	42.628 \| moderate	189.76 \| moderate	56.466 \| fine	0.28 \| good	0.524 \| good	0.179 \| good
2026-07-24T21:00:00.000Z	112 \| sensitive	40.033 \| moderate	177.116 \| moderate	56.146 \| fine	0.306 \| good	0.625 \| good	0.175 \| good
2026-07-24T22:00:00.000Z	112 \| sensitive	39.765 \| moderate	176.02 \| moderate	56.601 \| fine	0.344 \| good	0.743 \| good	0.182 \| good
2026-07-24T23:00:00.000Z	168 \| unhealthy	80.336 \| poor	280.38 \| poor	57.699 \| fine	0.376 \| good	0.846 \| good	0.187 \| good
2026-07-25T00:00:00.000Z	197 \| unhealthy	120.989 \| poor	322.405 \| poor	56.004 \| fine	0.408 \| good	0.973 \| good	0.193 \| good
2026-07-25T01:00:00.000Z	218 \| vUnhealthy	142.659 \| poor	345.132 \| poor	48.486 \| good	0.477 \| good	1.291 \| good	0.215 \| good
2026-07-25T02:00:00.000Z	172 \| unhealthy	85.64 \| poor	285.844 \| poor	38.459 \| good	0.552 \| good	1.866 \| good	0.246 \| good
2026-07-25T03:00:00.000Z	170 \| unhealthy	82.856 \| poor	283.418 \| poor	33.119 \| good	0.581 \| good	2.987 \| good	0.271 \| good
2026-07-25T04:00:00.000Z	170 \| unhealthy	82.481 \| poor	282.506 \| poor	34.056 \| good	0.653 \| good	4.284 \| good	0.296 \| good
2026-07-25T05:00:00.000Z	172 \| unhealthy	86.428 \| poor	286.63 \| poor	33.762 \| good	0.733 \| good	5.251 \| good	0.314 \| good
2026-07-25T06:00:00.000Z	171 \| unhealthy	84.102 \| poor	284.427 \| poor	32.811 \| good	0.782 \| good	5.903 \| good	0.321 \| good
2026-07-25T07:00:00.000Z	156 \| unhealthy	63.108 \| poor	262.801 \| poor	32.728 \| good	0.776 \| good	6.346 \| good	0.318 \| good
2026-07-25T08:00:00.000Z	139 \| sensitive	51.242 \| moderate	232.354 \| moderate	31.738 \| good	0.753 \| good	6.536 \| good	0.314 \| good
2026-07-25T09:00:00.000Z	124 \| sensitive	45.103 \| moderate	202.192 \| moderate	31.247 \| good	0.736 \| good	6.637 \| good	0.31 \| good
2026-07-25T10:00:00.000Z	105 \| sensitive	37.135 \| moderate	162.788 \| moderate	31.9 \| good	0.722 \| good	6.73 \| good	0.305 \| good
2026-07-25T11:00:00.000Z	94 \| moderate	31.588 \| fine	136.108 \| fine	33.546 \| good	0.704 \| good	6.857 \| good	0.299 \| good
2026-07-25T12:00:00.000Z	100 \| moderate	35.086 \| fine	152.521 \| fine	32.765 \| good	0.686 \| good	7.065 \| good	0.294 \| good
2026-07-25T13:00:00.000Z	94 \| moderate	31.506 \| fine	136.229 \| fine	30.386 \| good	0.657 \| good	7.079 \| good	0.289 \| good
2026-07-25T14:00:00.000Z	99 \| moderate	34.999 \| fine	151.715 \| fine	31.994 \| good	0.602 \| good	6.025 \| good	0.283 \| good
2026-07-25T15:00:00.000Z	97 \| moderate	34.11 \| fine	147.532 \| fine	35.33 \| good	0.516 \| good	2.869 \| good	0.229 \| good
2026-07-25T16:00:00.000Z	94 \| moderate	31.944 \| fine	137.6 \| fine	39.209 \| good	0.286 \| good	1 \| good	0.144 \| good
2026-07-25T17:00:00.000Z	90 \| moderate	29.929 \| fine	129.854 \| fine	44.151 \| good	0.247 \| good	0.603 \| good	0.129 \| good
2026-07-25T18:00:00.000Z	127 \| sensitive	45.649 \| moderate	205.02 \| moderate	47.719 \| good	0.249 \| good	0.453 \| good	0.127 \| good
2026-07-25T19:00:00.000Z	147 \| sensitive	53.639 \| moderate	244.458 \| moderate	51.242 \| good	0.264 \| good	0.408 \| good	0.132 \| good
2026-07-25T20:00:00.000Z	151 \| unhealthy	55.995 \| poor	254.627 \| moderate	54.855 \| good	0.278 \| good	0.45 \| good	0.137 \| good
2026-07-25T21:00:00.000Z	142 \| sensitive	52.094 \| moderate	236.285 \| moderate	57.2 \| fine	0.296 \| good	0.539 \| good	0.145 \| good

La Grande

Empower business decisions with accurate air quality data

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

0.32ppm

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 La Grande, Oregon updated?

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

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

The worst air quality in La Grande, Oregon was recorded at 08:00:00 on 2026-07-23.

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

The best air quality in La Grande, Oregon was recorded at 05:00:00 on 2026-07-23.

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

The real-time air quality index in La Grande, Oregon is 192, currently categorized as Unhealthy.

Which pollutant is found most often in La Grande, Oregon?

The most common pollutant in La Grande, Oregon is PM2.5.

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

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

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

The measured PM_2.5 levels in La Grande, Oregon at present are 113.99 μg/m³.

What are the current PM₁₀ levels at La Grande, Oregon?

The current PM₁₀ levels in La Grande, Oregon are 314.873 μg/m³.

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

The current carbon monoxide (CO) level in La Grande, Oregon is 0.317 ppm.

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

The current sulfur dioxide (SO₂) levels in La Grande, Oregon are 2.901 ppb.

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

The current ozone (O₃) levels at La Grande, Oregon is 26.684 ppm.

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

The current nitrogen dioxide (NO₂) levels at La Grande, Oregon is 4.484 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T22:00:00.000Z	158 \| unhealthy	65.967 \| poor	264.941 \| poor	43.486 \| good	2.795 \| good	5.478 \| good	0.28 \| good
2026-07-21T23:00:00.000Z	158 \| unhealthy	65.954 \| poor	264.885 \| poor	48.968 \| good	1.266 \| good	5.296 \| good	0.358 \| good
2026-07-22T00:00:00.000Z	161 \| unhealthy	70.027 \| poor	270.787 \| poor	53.386 \| good	1.035 \| good	8.552 \| good	0.382 \| good
2026-07-22T01:00:00.000Z	160 \| unhealthy	68.519 \| poor	268.739 \| poor	51.682 \| good	1.013 \| good	11.583 \| good	0.364 \| good
2026-07-22T02:00:00.000Z	156 \| unhealthy	62.295 \| poor	262.954 \| poor	53.284 \| good	1.012 \| good	13.216 \| good	0.343 \| good
2026-07-22T03:00:00.000Z	158 \| unhealthy	64.708 \| poor	265.07 \| poor	51.966 \| good	0.92 \| good	15.769 \| good	0.343 \| good
2026-07-22T04:00:00.000Z	159 \| unhealthy	66.859 \| poor	267.117 \| poor	53.981 \| good	1.702 \| good	10.53 \| good	0.343 \| good
2026-07-22T05:00:00.000Z	155 \| unhealthy	60.948 \| poor	261.207 \| poor	49.123 \| good	1.68 \| good	10.076 \| good	0.401 \| good
2026-07-22T06:00:00.000Z	152 \| unhealthy	57.222 \| poor	257.183 \| poor	47.026 \| good	1.014 \| good	6.183 \| good	0.298 \| good
2026-07-22T07:00:00.000Z	134 \| sensitive	48.718 \| moderate	219.259 \| moderate	42.517 \| good	1.014 \| good	6.182 \| good	0.298 \| good
2026-07-22T08:00:00.000Z	117 \| sensitive	42.004 \| moderate	187.276 \| moderate	40.304 \| good	0.993 \| good	4.779 \| good	0.2 \| good
2026-07-22T09:00:00.000Z	110 \| sensitive	39.103 \| moderate	171.326 \| moderate	32.766 \| good	0.958 \| good	4.208 \| good	0.218 \| good
2026-07-22T10:00:00.000Z	107 \| sensitive	38.283 \| moderate	167.345 \| moderate	37.279 \| good	0.961 \| good	3.172 \| good	0.179 \| good
2026-07-22T11:00:00.000Z	117 \| sensitive	41.643 \| moderate	185.248 \| moderate	38.665 \| good	0.963 \| good	6.468 \| good	0.278 \| good
2026-07-22T12:00:00.000Z	122 \| sensitive	43.814 \| moderate	195.196 \| moderate	27.71 \| good	0.979 \| good	4.212 \| good	0.219 \| good
2026-07-22T13:00:00.000Z	132 \| sensitive	47.988 \| moderate	217.134 \| moderate	25.185 \| good	0.965 \| good	4.198 \| good	0.219 \| good
2026-07-22T14:00:00.000Z	145 \| sensitive	53.378 \| moderate	243.106 \| moderate	24.57 \| good	0.828 \| good	5.94 \| good	0.297 \| good
2026-07-22T15:00:00.000Z	147 \| sensitive	54.082 \| moderate	247.102 \| moderate	23.652 \| good	0.827 \| good	7.839 \| good	0.335 \| good
2026-07-22T16:00:00.000Z	158 \| unhealthy	64.962 \| poor	265.064 \| poor	23.703 \| good	2.053 \| good	6.598 \| good	0.315 \| good
2026-07-22T17:00:00.000Z	160 \| unhealthy	69.159 \| poor	269.061 \| poor	26.493 \| good	2.025 \| good	6.676 \| good	0.337 \| good
2026-07-22T18:00:00.000Z	161 \| unhealthy	69.553 \| poor	269.056 \| poor	28.431 \| good	2.186 \| good	6.397 \| good	0.335 \| good
2026-07-22T19:00:00.000Z	160 \| unhealthy	68.952 \| poor	269.051 \| poor	37.378 \| good	2.39 \| good	7.523 \| good	0.314 \| good
2026-07-22T20:00:00.000Z	158 \| unhealthy	65.951 \| poor	265.055 \| poor	35.321 \| good	4.953 \| good	6.011 \| good	0.294 \| good
2026-07-22T21:00:00.000Z	155 \| unhealthy	61.146 \| poor	261.046 \| poor	41.01 \| good	2.883 \| good	8.339 \| good	0.294 \| good
2026-07-22T22:00:00.000Z	155 \| unhealthy	61.127 \| poor	261.012 \| poor	49.104 \| good	2.048 \| good	7.608 \| good	0.317 \| good
2026-07-22T23:00:00.000Z	133 \| sensitive	48.423 \| moderate	219.041 \| moderate	60.849 \| fine	3.194 \| good	7.958 \| good	0.281 \| good
2026-07-23T00:00:00.000Z	127 \| sensitive	45.51 \| moderate	205.032 \| moderate	52.068 \| good	1.524 \| good	6.488 \| good	0.281 \| good
2026-07-23T01:00:00.000Z	122 \| sensitive	43.697 \| moderate	194.976 \| moderate	57.609 \| fine	1.942 \| good	7.269 \| good	0.3 \| good
2026-07-23T02:00:00.000Z	122 \| sensitive	43.686 \| moderate	194.926 \| moderate	56.213 \| fine	1.733 \| good	7.777 \| good	0.28 \| good
2026-07-23T03:00:00.000Z	189 \| unhealthy	109.607 \| poor	311.597 \| poor	50.282 \| good	0.734 \| good	4.556 \| good	0.387 \| good
2026-07-23T04:00:00.000Z	120 \| sensitive	43.271 \| moderate	192.86 \| moderate	49.446 \| good	1.272 \| good	7.262 \| good	0.219 \| good
2026-07-23T05:00:00.000Z	113 \| sensitive	40.378 \| moderate	178.894 \| moderate	47.977 \| good	1.078 \| good	5.346 \| good	0.239 \| good
2026-07-23T06:00:00.000Z	160 \| unhealthy	68.21 \| poor	268.684 \| poor	44.7 \| good	1.018 \| good	6.94 \| good	0.178 \| good
2026-07-23T07:00:00.000Z	160 \| unhealthy	68.212 \| poor	268.692 \| poor	39.661 \| good	1.023 \| good	6.925 \| good	0.178 \| good
2026-07-23T08:00:00.000Z	159 \| unhealthy	66.967 \| poor	266.851 \| poor	40.647 \| good	1.469 \| good	4.6 \| good	0.158 \| good
2026-07-23T09:00:00.000Z	158 \| unhealthy	64.99 \| poor	264.907 \| poor	34.907 \| good	1.717 \| good	6.192 \| good	0.138 \| good
2026-07-23T10:00:00.000Z	181 \| unhealthy	98.812 \| poor	298.864 \| poor	36.648 \| good	1.707 \| good	4.777 \| good	0.138 \| good
2026-07-23T11:00:00.000Z	179 \| unhealthy	95.953 \| poor	296.923 \| poor	36.758 \| good	1.927 \| good	5.026 \| good	0.138 \| good
2026-07-23T12:00:00.000Z	172 \| unhealthy	84.605 \| poor	284.973 \| poor	36.178 \| good	2.583 \| good	4.772 \| good	0.138 \| good
2026-07-23T13:00:00.000Z	163 \| unhealthy	73.435 \| poor	273.006 \| poor	27.959 \| good	2.431 \| good	9.282 \| good	0.138 \| good
2026-07-23T14:00:00.000Z	165 \| unhealthy	76.424 \| poor	276.998 \| poor	24.002 \| good	1.61 \| good	7.868 \| good	0.217 \| good
2026-07-23T15:00:00.000Z	165 \| unhealthy	76.427 \| poor	277.017 \| poor	26.852 \| good	1.469 \| good	8.202 \| good	0.179 \| good
2026-07-23T16:00:00.000Z	173 \| unhealthy	87.392 \| poor	286.985 \| poor	29.259 \| good	1.979 \| good	8.308 \| good	0.179 \| good
2026-07-23T17:00:00.000Z	170 \| unhealthy	82.887 \| poor	282.98 \| poor	27.556 \| good	3.099 \| good	9.032 \| good	0.317 \| good
2026-07-23T18:00:00.000Z	170 \| unhealthy	83.18 \| poor	282.975 \| poor	25.701 \| good	3.571 \| good	9.359 \| good	0.317 \| good
2026-07-23T19:00:00.000Z	171 \| unhealthy	84.474 \| poor	284.961 \| poor	28.354 \| good	3.135 \| good	7.735 \| good	0.297 \| good
2026-07-23T20:00:00.000Z	192 \| unhealthy	113.99 \| poor	314.873 \| poor	26.684 \| good	2.901 \| good	4.484 \| good	0.317 \| good
2026-07-23T21:00:00.000Z	202 \| vUnhealthy	126.555 \| poor	328.828 \| poor	31.892 \| good	2.229 \| good	6.812 \| good	0.337 \| good
2026-07-23T21:00:00.000Z	192 \| unhealthy	113.99 \| poor	314.873 \| poor	26.684 \| good	2.901 \| good	4.484 \| good	0.317 \| good
2026-07-23T22:00:00.000Z	92 \| moderate	30.956 \| fine	134.464 \| fine	50.442 \| good	0.328 \| good	0.84 \| good	0.192 \| good
2026-07-23T23:00:00.000Z	123 \| sensitive	44.493 \| moderate	199.146 \| moderate	53.356 \| good	0.392 \| good	1.308 \| good	0.225 \| good
2026-07-24T00:00:00.000Z	183 \| unhealthy	100.968 \| poor	302.245 \| poor	57.877 \| fine	0.434 \| good	1.507 \| good	0.257 \| good
2026-07-24T01:00:00.000Z	211 \| vUnhealthy	135.56 \| poor	337.886 \| poor	57.168 \| fine	0.585 \| good	2.133 \| good	0.316 \| good
2026-07-24T02:00:00.000Z	186 \| unhealthy	105.843 \| poor	306.973 \| poor	49.93 \| good	0.673 \| good	2.83 \| good	0.356 \| good
2026-07-24T03:00:00.000Z	172 \| unhealthy	84.752 \| poor	285.035 \| poor	44.103 \| good	0.69 \| good	4.069 \| good	0.386 \| good
2026-07-24T04:00:00.000Z	163 \| unhealthy	71.766 \| poor	271.511 \| poor	40.298 \| good	0.752 \| good	5.566 \| good	0.41 \| good
2026-07-24T05:00:00.000Z	142 \| sensitive	52.324 \| moderate	237.733 \| moderate	38.588 \| good	0.834 \| good	6.482 \| good	0.429 \| good
2026-07-24T06:00:00.000Z	124 \| sensitive	45.004 \| moderate	201.582 \| moderate	36.383 \| good	0.899 \| good	7.046 \| good	0.441 \| good
2026-07-24T07:00:00.000Z	110 \| sensitive	39.186 \| moderate	172.62 \| moderate	34.599 \| good	0.934 \| good	7.35 \| good	0.447 \| good
2026-07-24T08:00:00.000Z	99 \| moderate	34.621 \| fine	149.649 \| fine	34.048 \| good	0.93 \| good	7.415 \| good	0.445 \| good
2026-07-24T09:00:00.000Z	113 \| sensitive	40.392 \| moderate	179.011 \| moderate	31.831 \| good	0.892 \| good	7.379 \| good	0.438 \| good
2026-07-24T10:00:00.000Z	110 \| sensitive	38.668 \| moderate	170.204 \| moderate	30.371 \| good	0.829 \| good	7.375 \| good	0.428 \| good
2026-07-24T11:00:00.000Z	105 \| sensitive	36.987 \| moderate	162.29 \| moderate	28.49 \| good	0.757 \| good	7.465 \| good	0.419 \| good
2026-07-24T12:00:00.000Z	110 \| sensitive	39.426 \| moderate	174.389 \| moderate	28.025 \| good	0.685 \| good	7.576 \| good	0.407 \| good
2026-07-24T13:00:00.000Z	107 \| sensitive	37.519 \| moderate	164.397 \| moderate	25.744 \| good	0.609 \| good	7.248 \| good	0.393 \| good
2026-07-24T14:00:00.000Z	110 \| sensitive	38.768 \| moderate	170.701 \| moderate	26.608 \| good	0.51 \| good	5.809 \| good	0.376 \| good
2026-07-24T15:00:00.000Z	115 \| sensitive	41.212 \| moderate	182.839 \| moderate	32.547 \| good	0.497 \| good	3.677 \| good	0.338 \| good
2026-07-24T16:00:00.000Z	119 \| sensitive	43.166 \| moderate	192.296 \| moderate	39.825 \| good	0.374 \| good	1.399 \| good	0.238 \| good
2026-07-24T17:00:00.000Z	142 \| sensitive	52.11 \| moderate	236.792 \| moderate	49.617 \| good	0.338 \| good	0.829 \| good	0.22 \| good
2026-07-24T18:00:00.000Z	142 \| sensitive	51.629 \| moderate	234.605 \| moderate	55.068 \| fine	0.328 \| good	0.605 \| good	0.214 \| good
2026-07-24T19:00:00.000Z	132 \| sensitive	47.536 \| moderate	213.959 \| moderate	56.889 \| fine	0.296 \| good	0.524 \| good	0.196 \| good
2026-07-24T20:00:00.000Z	119 \| sensitive	42.628 \| moderate	189.76 \| moderate	56.466 \| fine	0.28 \| good	0.524 \| good	0.179 \| good
2026-07-24T21:00:00.000Z	112 \| sensitive	40.033 \| moderate	177.116 \| moderate	56.146 \| fine	0.306 \| good	0.625 \| good	0.175 \| good
2026-07-24T22:00:00.000Z	112 \| sensitive	39.765 \| moderate	176.02 \| moderate	56.601 \| fine	0.344 \| good	0.743 \| good	0.182 \| good
2026-07-24T23:00:00.000Z	168 \| unhealthy	80.336 \| poor	280.38 \| poor	57.699 \| fine	0.376 \| good	0.846 \| good	0.187 \| good
2026-07-25T00:00:00.000Z	197 \| unhealthy	120.989 \| poor	322.405 \| poor	56.004 \| fine	0.408 \| good	0.973 \| good	0.193 \| good
2026-07-25T01:00:00.000Z	218 \| vUnhealthy	142.659 \| poor	345.132 \| poor	48.486 \| good	0.477 \| good	1.291 \| good	0.215 \| good
2026-07-25T02:00:00.000Z	172 \| unhealthy	85.64 \| poor	285.844 \| poor	38.459 \| good	0.552 \| good	1.866 \| good	0.246 \| good
2026-07-25T03:00:00.000Z	170 \| unhealthy	82.856 \| poor	283.418 \| poor	33.119 \| good	0.581 \| good	2.987 \| good	0.271 \| good
2026-07-25T04:00:00.000Z	170 \| unhealthy	82.481 \| poor	282.506 \| poor	34.056 \| good	0.653 \| good	4.284 \| good	0.296 \| good
2026-07-25T05:00:00.000Z	172 \| unhealthy	86.428 \| poor	286.63 \| poor	33.762 \| good	0.733 \| good	5.251 \| good	0.314 \| good
2026-07-25T06:00:00.000Z	171 \| unhealthy	84.102 \| poor	284.427 \| poor	32.811 \| good	0.782 \| good	5.903 \| good	0.321 \| good
2026-07-25T07:00:00.000Z	156 \| unhealthy	63.108 \| poor	262.801 \| poor	32.728 \| good	0.776 \| good	6.346 \| good	0.318 \| good
2026-07-25T08:00:00.000Z	139 \| sensitive	51.242 \| moderate	232.354 \| moderate	31.738 \| good	0.753 \| good	6.536 \| good	0.314 \| good
2026-07-25T09:00:00.000Z	124 \| sensitive	45.103 \| moderate	202.192 \| moderate	31.247 \| good	0.736 \| good	6.637 \| good	0.31 \| good
2026-07-25T10:00:00.000Z	105 \| sensitive	37.135 \| moderate	162.788 \| moderate	31.9 \| good	0.722 \| good	6.73 \| good	0.305 \| good
2026-07-25T11:00:00.000Z	94 \| moderate	31.588 \| fine	136.108 \| fine	33.546 \| good	0.704 \| good	6.857 \| good	0.299 \| good
2026-07-25T12:00:00.000Z	100 \| moderate	35.086 \| fine	152.521 \| fine	32.765 \| good	0.686 \| good	7.065 \| good	0.294 \| good
2026-07-25T13:00:00.000Z	94 \| moderate	31.506 \| fine	136.229 \| fine	30.386 \| good	0.657 \| good	7.079 \| good	0.289 \| good
2026-07-25T14:00:00.000Z	99 \| moderate	34.999 \| fine	151.715 \| fine	31.994 \| good	0.602 \| good	6.025 \| good	0.283 \| good
2026-07-25T15:00:00.000Z	97 \| moderate	34.11 \| fine	147.532 \| fine	35.33 \| good	0.516 \| good	2.869 \| good	0.229 \| good
2026-07-25T16:00:00.000Z	94 \| moderate	31.944 \| fine	137.6 \| fine	39.209 \| good	0.286 \| good	1 \| good	0.144 \| good
2026-07-25T17:00:00.000Z	90 \| moderate	29.929 \| fine	129.854 \| fine	44.151 \| good	0.247 \| good	0.603 \| good	0.129 \| good
2026-07-25T18:00:00.000Z	127 \| sensitive	45.649 \| moderate	205.02 \| moderate	47.719 \| good	0.249 \| good	0.453 \| good	0.127 \| good
2026-07-25T19:00:00.000Z	147 \| sensitive	53.639 \| moderate	244.458 \| moderate	51.242 \| good	0.264 \| good	0.408 \| good	0.132 \| good
2026-07-25T20:00:00.000Z	151 \| unhealthy	55.995 \| poor	254.627 \| moderate	54.855 \| good	0.278 \| good	0.45 \| good	0.137 \| good
2026-07-25T21:00:00.000Z	142 \| sensitive	52.094 \| moderate	236.285 \| moderate	57.2 \| fine	0.296 \| good	0.539 \| good	0.145 \| good

Real-time air quality index in La Grande, Oregon today

Common air pollutants in La Grande, Oregon

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live La Grande, Oregon air quality forecast and history

Empower business decisions with accurate air quality data

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

Air quality in nearby cities

Baker City, Oregon

Pendleton, Oregon

Walla Walla, Washington

Hermiston, Oregon

Kennewick, Washington

Pasco, Washington

How accurate is Oregon, USA air quality data?

Air quality levels in US

Frequently asked questions

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

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

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

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

Which pollutant is found most often in La Grande, Oregon?

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

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

What are the current PM10 levels at La Grande, Oregon?

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

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

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

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

What are the current PM₁₀ levels at La Grande, Oregon?

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

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

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