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

The current PM10 levels in La Grande, Oregon are 92.997 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 0.472 ppb.

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

The current ozone (O3) levels at La Grande, Oregon is 39.678 ppm.

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

The current nitrogen dioxide (NO2) levels at La Grande, Oregon is 11.617 ppb.

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

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

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)

Moderate

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)

30.22 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

87.19 μg/m³

155

255

425

605+

Ozone (O₃)

34.29 ppb

201

201+

Sulfur Dioxide (SO₂)

1.50 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.97 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.27 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
2025-09-03T23:00:00.000Z	58 \| moderate	12.6 \| fine	57 \| fine	41.113 \| good	1.217 \| good	5.616 \| good	0.168 \| good
2025-09-04T00:00:00.000Z	58 \| moderate	12.501 \| fine	57.003 \| fine	40.207 \| good	1 \| good	5.227 \| good	0.2 \| good
2025-09-04T01:00:00.000Z	56 \| moderate	11.702 \| good	52.006 \| good	45.204 \| good	1.235 \| good	6.638 \| good	0.201 \| good
2025-09-04T02:00:00.000Z	54 \| moderate	11.203 \| good	50.014 \| good	51.159 \| good	0.5 \| good	6.743 \| good	0.218 \| good
2025-09-04T03:00:00.000Z	56 \| moderate	11.999 \| good	53.997 \| good	51.938 \| good	1.054 \| good	15.188 \| good	0.251 \| good
2025-09-04T04:00:00.000Z	58 \| moderate	12.998 \| fine	58.99 \| fine	41.62 \| good	1.031 \| good	13.854 \| good	0.267 \| good
2025-09-04T05:00:00.000Z	60 \| moderate	14.196 \| fine	62.982 \| fine	39.974 \| good	0.418 \| good	11.49 \| good	0.282 \| good
2025-09-04T06:00:00.000Z	60 \| moderate	14.195 \| fine	62.979 \| fine	34.422 \| good	0.312 \| good	10.551 \| good	0.25 \| good
2025-09-04T07:00:00.000Z	60 \| moderate	14.494 \| fine	64.974 \| fine	26.716 \| good	0.382 \| good	8.212 \| good	0.265 \| good
2025-09-04T08:00:00.000Z	60 \| moderate	13.897 \| fine	62.985 \| fine	27.5 \| good	0.378 \| good	9.495 \| good	0.232 \| good
2025-09-04T09:00:00.000Z	60 \| moderate	13.898 \| fine	62.988 \| fine	30.258 \| good	0.349 \| good	9.935 \| good	0.198 \| good
2025-09-04T10:00:00.000Z	60 \| moderate	13.897 \| fine	62.985 \| fine	28.008 \| good	0.4 \| good	11.018 \| good	0.198 \| good
2025-09-04T11:00:00.000Z	64 \| moderate	16.262 \| fine	51.652 \| good	27.917 \| good	0.418 \| good	11.381 \| good	0.198 \| good
2025-09-04T12:00:00.000Z	62 \| moderate	14.578 \| fine	76.064 \| fine	19.535 \| good	0.368 \| good	11.447 \| good	0.198 \| good
2025-09-04T13:00:00.000Z	60 \| moderate	14.434 \| fine	64.476 \| fine	26.773 \| good	0.239 \| good	3.662 \| good	0.219 \| good
2025-09-04T14:00:00.000Z	62 \| moderate	15.293 \| fine	68.97 \| fine	24.816 \| good	0.274 \| good	11.056 \| good	0.166 \| good
2025-09-04T15:00:00.000Z	64 \| moderate	15.693 \| fine	70.965 \| fine	16.318 \| good	0.342 \| good	12.53 \| good	0.182 \| good
2025-09-04T16:00:00.000Z	64 \| moderate	16.393 \| fine	72.967 \| fine	27.349 \| good	0.425 \| good	13.017 \| good	0.266 \| good
2025-09-04T17:00:00.000Z	66 \| moderate	16.893 \| fine	74.971 \| fine	29.456 \| good	1.048 \| good	11.481 \| good	0.28 \| good
2025-09-04T18:00:00.000Z	66 \| moderate	16.893 \| fine	74.971 \| fine	31.85 \| good	1.288 \| good	8.918 \| good	0.247 \| good
2025-09-04T19:00:00.000Z	66 \| moderate	16.699 \| fine	74.988 \| fine	33.28 \| good	3.128 \| good	7.363 \| good	0.216 \| good
2025-09-04T20:00:00.000Z	66 \| moderate	16.995 \| fine	74.979 \| fine	39.06 \| good	2.506 \| good	5.688 \| good	0.217 \| good
2025-09-04T21:00:00.000Z	66 \| moderate	16.995 \| fine	74.98 \| fine	42.793 \| good	1.817 \| good	5.015 \| good	0.201 \| good
2025-09-04T22:00:00.000Z	66 \| moderate	16.796 \| fine	74.985 \| fine	46.726 \| good	1.404 \| good	4.479 \| good	0.201 \| good
2025-09-04T23:00:00.000Z	66 \| moderate	17.297 \| fine	76.988 \| fine	44.234 \| good	1.878 \| good	7.674 \| good	0.251 \| good
2025-09-05T00:00:00.000Z	67 \| moderate	17.6 \| fine	79.002 \| fine	43.66 \| good	1.906 \| good	5.647 \| good	0.217 \| good
2025-09-05T01:00:00.000Z	67 \| moderate	17.902 \| fine	79.011 \| fine	40.347 \| good	2.743 \| good	8.261 \| good	0.217 \| good
2025-09-05T02:00:00.000Z	69 \| moderate	19.223 \| fine	74.554 \| fine	47.348 \| good	1.137 \| good	11.605 \| good	0.25 \| good
2025-09-05T03:00:00.000Z	75 \| moderate	18.534 \| fine	104.374 \| fine	41.171 \| good	1.044 \| good	13.27 \| good	0.265 \| good
2025-09-05T04:00:00.000Z	73 \| moderate	21.299 \| fine	92.997 \| fine	39.678 \| good	0.472 \| good	11.617 \| good	0.316 \| good
2025-09-05T05:00:00.000Z	77 \| moderate	23.199 \| fine	100.996 \| fine	33.161 \| good	0.238 \| good	12.818 \| good	0.348 \| good
2025-09-05T06:00:00.000Z	79 \| moderate	23.501 \| fine	103.003 \| fine	32.275 \| good	0.268 \| good	16.115 \| good	0.412 \| good
2025-09-05T07:00:00.000Z	79 \| moderate	23.502 \| fine	103.006 \| fine	35.361 \| good	0.428 \| good	13.786 \| good	0.297 \| good
2025-09-05T08:00:00.000Z	77 \| moderate	22.505 \| fine	99.02 \| fine	33.362 \| good	0.185 \| good	12.422 \| good	0.28 \| good
2025-09-05T09:00:00.000Z	75 \| moderate	21.901 \| fine	97.007 \| fine	28.076 \| good	0.323 \| good	11.012 \| good	0.231 \| good
2025-09-05T10:00:00.000Z	75 \| moderate	22.401 \| fine	99.003 \| fine	31.918 \| good	0.241 \| good	10.182 \| good	0.231 \| good
2025-09-05T11:00:00.000Z	75 \| moderate	22.299 \| fine	97.041 \| fine	28.35 \| good	0.2 \| good	8.652 \| good	0.182 \| good
2025-09-05T12:00:00.000Z	77 \| moderate	22.51 \| fine	99.04 \| fine	32.851 \| good	0.239 \| good	8.975 \| good	0.214 \| good
2025-09-05T13:00:00.000Z	77 \| moderate	22.51 \| fine	99.04 \| fine	28.855 \| good	0.192 \| good	11.585 \| good	0.214 \| good
2025-09-05T14:00:00.000Z	77 \| moderate	22.91 \| fine	101.04 \| fine	21.77 \| good	0.306 \| good	14.381 \| good	0.231 \| good
2025-09-05T15:00:00.000Z	77 \| moderate	23.11 \| fine	101.042 \| fine	17.569 \| good	0.398 \| good	13.936 \| good	0.298 \| good
2025-09-05T16:00:00.000Z	77 \| moderate	23.41 \| fine	103.04 \| fine	24.151 \| good	0.397 \| good	11.253 \| good	0.282 \| good
2025-09-05T17:00:00.000Z	79 \| moderate	24.408 \| fine	107.035 \| fine	24.335 \| good	1.011 \| good	9.06 \| good	0.232 \| good
2025-09-05T18:00:00.000Z	81 \| moderate	25.106 \| fine	109.028 \| fine	27.463 \| good	0.999 \| good	8.747 \| good	0.216 \| good
2025-09-05T19:00:00.000Z	81 \| moderate	25.405 \| fine	111.02 \| fine	22.615 \| good	1.046 \| good	6.814 \| good	0.233 \| good
2025-09-05T20:00:00.000Z	73 \| moderate	20.619 \| fine	85.645 \| fine	25.489 \| good	1.893 \| good	6.298 \| good	0.234 \| good
2025-09-05T21:00:00.000Z	90 \| moderate	30.221 \| fine	87.193 \| fine	34.293 \| good	1.505 \| good	6.966 \| good	0.267 \| good
2025-09-05T22:00:00.000Z	90 \| moderate	30.221 \| fine	87.193 \| fine	34.293 \| good	1.505 \| good	6.966 \| good	0.267 \| good
2025-09-05T06:00:00.000Z	64 \| moderate	16.449 \| fine	72.842 \| fine	34.917 \| good	0.145 \| good	4.233 \| good	0.174 \| good
2025-09-05T07:00:00.000Z	62 \| moderate	15.212 \| fine	68.069 \| fine	34.524 \| good	0.152 \| good	4.232 \| good	0.173 \| good
2025-09-05T08:00:00.000Z	64 \| moderate	16.147 \| fine	71.808 \| fine	33.755 \| good	0.159 \| good	4.231 \| good	0.173 \| good
2025-09-05T09:00:00.000Z	66 \| moderate	16.53 \| fine	72.93 \| fine	32.164 \| good	0.166 \| good	4.23 \| good	0.173 \| good
2025-09-05T10:00:00.000Z	67 \| moderate	18.011 \| fine	79.264 \| fine	31.658 \| good	0.169 \| good	3.998 \| good	0.169 \| good
2025-09-05T11:00:00.000Z	69 \| moderate	19.133 \| fine	84.683 \| fine	31.227 \| good	0.171 \| good	3.766 \| good	0.165 \| good
2025-09-05T12:00:00.000Z	69 \| moderate	19.081 \| fine	84.683 \| fine	31.152 \| good	0.173 \| good	3.534 \| good	0.161 \| good
2025-09-05T13:00:00.000Z	69 \| moderate	18.93 \| fine	83.554 \| fine	29.165 \| good	0.169 \| good	3.69 \| good	0.167 \| good
2025-09-05T14:00:00.000Z	71 \| moderate	19.566 \| fine	86.667 \| fine	26.539 \| good	0.165 \| good	3.845 \| good	0.172 \| good
2025-09-05T15:00:00.000Z	69 \| moderate	18.573 \| fine	81.48 \| fine	28.129 \| good	0.161 \| good	4.001 \| good	0.178 \| good
2025-09-05T16:00:00.000Z	69 \| moderate	18.575 \| fine	81.87 \| fine	31.395 \| good	0.166 \| good	2.857 \| good	0.167 \| good
2025-09-05T17:00:00.000Z	77 \| moderate	22.947 \| fine	100.347 \| fine	38.248 \| good	0.17 \| good	1.713 \| good	0.155 \| good
2025-09-05T18:00:00.000Z	115 \| sensitive	40.564 \| moderate	179.607 \| moderate	46.862 \| good	0.174 \| good	0.569 \| good	0.144 \| good
2025-09-05T19:00:00.000Z	144 \| sensitive	52.974 \| moderate	229.585 \| moderate	55.694 \| fine	0.18 \| good	0.488 \| good	0.149 \| good
2025-09-05T20:00:00.000Z	139 \| sensitive	50.59 \| moderate	224.107 \| moderate	58.319 \| fine	0.186 \| good	0.407 \| good	0.154 \| good
2025-09-05T21:00:00.000Z	142 \| sensitive	51.662 \| moderate	228.315 \| moderate	60.72 \| fine	0.192 \| good	0.326 \| good	0.159 \| good
2025-09-05T22:00:00.000Z	152 \| unhealthy	56.712 \| poor	244.959 \| moderate	63.324 \| fine	0.191 \| good	0.371 \| good	0.161 \| good
2025-09-05T23:00:00.000Z	158 \| unhealthy	65.659 \| poor	265.309 \| poor	64.999 \| fine	0.19 \| good	0.416 \| good	0.162 \| good
2025-09-06T00:00:00.000Z	165 \| unhealthy	75.26 \| poor	275.412 \| poor	65.797 \| fine	0.189 \| good	0.461 \| good	0.164 \| good
2025-09-06T01:00:00.000Z	166 \| unhealthy	77.353 \| poor	277.659 \| poor	61.839 \| fine	0.192 \| good	1.402 \| good	0.178 \| good
2025-09-06T02:00:00.000Z	165 \| unhealthy	76.337 \| poor	276.806 \| poor	54.094 \| good	0.195 \| good	2.342 \| good	0.192 \| good
2025-09-06T03:00:00.000Z	163 \| unhealthy	72.217 \| poor	272.096 \| poor	48.817 \| good	0.197 \| good	3.282 \| good	0.206 \| good
2025-09-06T04:00:00.000Z	166 \| unhealthy	77.229 \| poor	276.983 \| poor	44.823 \| good	0.208 \| good	3.709 \| good	0.214 \| good
2025-09-06T05:00:00.000Z	171 \| unhealthy	83.788 \| poor	284.199 \| poor	44.956 \| good	0.219 \| good	4.136 \| good	0.222 \| good
2025-09-06T06:00:00.000Z	172 \| unhealthy	86.079 \| poor	287.16 \| poor	42.554 \| good	0.229 \| good	4.563 \| good	0.23 \| good
2025-09-06T07:00:00.000Z	167 \| unhealthy	77.837 \| poor	278.132 \| poor	39.621 \| good	0.236 \| good	4.503 \| good	0.229 \| good
2025-09-06T08:00:00.000Z	159 \| unhealthy	66.984 \| poor	266.903 \| poor	38.681 \| good	0.242 \| good	4.443 \| good	0.228 \| good
2025-09-06T09:00:00.000Z	152 \| unhealthy	57.081 \| poor	251.896 \| moderate	38.673 \| good	0.249 \| good	4.384 \| good	0.227 \| good
2025-09-06T10:00:00.000Z	135 \| sensitive	49.273 \| moderate	222.677 \| moderate	37.847 \| good	0.249 \| good	4.242 \| good	0.224 \| good
2025-09-06T11:00:00.000Z	122 \| sensitive	43.615 \| moderate	194.383 \| moderate	36.521 \| good	0.248 \| good	4.1 \| good	0.221 \| good
2025-09-06T12:00:00.000Z	110 \| sensitive	38.557 \| moderate	169.993 \| moderate	34.779 \| good	0.248 \| good	3.957 \| good	0.218 \| good
2025-09-06T13:00:00.000Z	110 \| sensitive	38.609 \| moderate	169.886 \| moderate	32.829 \| good	0.234 \| good	4.146 \| good	0.225 \| good
2025-09-06T14:00:00.000Z	113 \| sensitive	40.407 \| moderate	179.085 \| moderate	30.499 \| good	0.219 \| good	4.334 \| good	0.232 \| good
2025-09-06T15:00:00.000Z	110 \| sensitive	39.018 \| moderate	172.287 \| moderate	34.748 \| good	0.205 \| good	4.522 \| good	0.24 \| good
2025-09-06T16:00:00.000Z	99 \| moderate	34.963 \| fine	152.014 \| fine	40.075 \| good	0.231 \| good	3.233 \| good	0.229 \| good
2025-09-06T17:00:00.000Z	108 \| sensitive	38.325 \| moderate	168.656 \| moderate	46.758 \| good	0.256 \| good	1.944 \| good	0.218 \| good
2025-09-06T18:00:00.000Z	122 \| sensitive	43.869 \| moderate	196.077 \| moderate	51.498 \| good	0.282 \| good	0.655 \| good	0.208 \| good
2025-09-06T19:00:00.000Z	122 \| sensitive	44.221 \| moderate	197.879 \| moderate	51.74 \| good	0.275 \| good	0.613 \| good	0.204 \| good
2025-09-06T20:00:00.000Z	113 \| sensitive	40.394 \| moderate	178.937 \| moderate	50.812 \| good	0.268 \| good	0.57 \| good	0.2 \| good
2025-09-06T21:00:00.000Z	86 \| moderate	27.766 \| fine	120.283 \| fine	49.723 \| good	0.261 \| good	0.527 \| good	0.196 \| good
2025-09-06T22:00:00.000Z	56 \| moderate	12.284 \| fine	54.781 \| good	45.536 \| good	0.246 \| good	0.613 \| good	0.195 \| good
2025-09-06T23:00:00.000Z	41 \| good	6.778 \| good	30.011 \| good	44.467 \| good	0.231 \| good	0.698 \| good	0.193 \| good
2025-09-07T00:00:00.000Z	75 \| moderate	22.238 \| fine	23.116 \| good	61.005 \| fine	0.217 \| good	0.779 \| good	0.192 \| good
2025-09-07T01:00:00.000Z	44 \| good	7.655 \| good	33.732 \| good	39.793 \| good	0.21 \| good	1.93 \| good	0.203 \| good
2025-09-07T02:00:00.000Z	49 \| good	8.949 \| good	39.75 \| good	36.677 \| good	0.203 \| good	3.077 \| good	0.215 \| good
2025-09-07T03:00:00.000Z	60 \| moderate	13.537 \| fine	60.621 \| fine	33.706 \| good	0.196 \| good	4.225 \| good	0.227 \| good
2025-09-07T04:00:00.000Z	64 \| moderate	16.073 \| fine	71.229 \| fine	30.114 \| good	0.195 \| good	4.673 \| good	0.23 \| good
2025-09-07T05:00:00.000Z	54 \| moderate	10.874 \| good	48.277 \| good	29.546 \| good	0.193 \| good	5.12 \| good	0.234 \| good

La Grande

Empower business decisions with accurate air quality data

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

0.29ppm

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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Check live rankings of places in the USA affected by air pollution.

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

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 01:00:00 on 2025-09-04.

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

The real-time air quality index in La Grande, Oregon is 73, currently categorized as Moderate.

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 21.299 μg/m³.

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

The current PM₁₀ levels in La Grande, Oregon are 92.997 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 0.316 ppm.

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

The current sulfur dioxide (SO₂) levels in La Grande, Oregon are 0.472 ppb.

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

The current ozone (O₃) levels at La Grande, Oregon is 39.678 ppm.

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

The current nitrogen dioxide (NO₂) levels at La Grande, Oregon is 11.617 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-09-03T23:00:00.000Z	58 \| moderate	12.6 \| fine	57 \| fine	41.113 \| good	1.217 \| good	5.616 \| good	0.168 \| good
2025-09-04T00:00:00.000Z	58 \| moderate	12.501 \| fine	57.003 \| fine	40.207 \| good	1 \| good	5.227 \| good	0.2 \| good
2025-09-04T01:00:00.000Z	56 \| moderate	11.702 \| good	52.006 \| good	45.204 \| good	1.235 \| good	6.638 \| good	0.201 \| good
2025-09-04T02:00:00.000Z	54 \| moderate	11.203 \| good	50.014 \| good	51.159 \| good	0.5 \| good	6.743 \| good	0.218 \| good
2025-09-04T03:00:00.000Z	56 \| moderate	11.999 \| good	53.997 \| good	51.938 \| good	1.054 \| good	15.188 \| good	0.251 \| good
2025-09-04T04:00:00.000Z	58 \| moderate	12.998 \| fine	58.99 \| fine	41.62 \| good	1.031 \| good	13.854 \| good	0.267 \| good
2025-09-04T05:00:00.000Z	60 \| moderate	14.196 \| fine	62.982 \| fine	39.974 \| good	0.418 \| good	11.49 \| good	0.282 \| good
2025-09-04T06:00:00.000Z	60 \| moderate	14.195 \| fine	62.979 \| fine	34.422 \| good	0.312 \| good	10.551 \| good	0.25 \| good
2025-09-04T07:00:00.000Z	60 \| moderate	14.494 \| fine	64.974 \| fine	26.716 \| good	0.382 \| good	8.212 \| good	0.265 \| good
2025-09-04T08:00:00.000Z	60 \| moderate	13.897 \| fine	62.985 \| fine	27.5 \| good	0.378 \| good	9.495 \| good	0.232 \| good
2025-09-04T09:00:00.000Z	60 \| moderate	13.898 \| fine	62.988 \| fine	30.258 \| good	0.349 \| good	9.935 \| good	0.198 \| good
2025-09-04T10:00:00.000Z	60 \| moderate	13.897 \| fine	62.985 \| fine	28.008 \| good	0.4 \| good	11.018 \| good	0.198 \| good
2025-09-04T11:00:00.000Z	64 \| moderate	16.262 \| fine	51.652 \| good	27.917 \| good	0.418 \| good	11.381 \| good	0.198 \| good
2025-09-04T12:00:00.000Z	62 \| moderate	14.578 \| fine	76.064 \| fine	19.535 \| good	0.368 \| good	11.447 \| good	0.198 \| good
2025-09-04T13:00:00.000Z	60 \| moderate	14.434 \| fine	64.476 \| fine	26.773 \| good	0.239 \| good	3.662 \| good	0.219 \| good
2025-09-04T14:00:00.000Z	62 \| moderate	15.293 \| fine	68.97 \| fine	24.816 \| good	0.274 \| good	11.056 \| good	0.166 \| good
2025-09-04T15:00:00.000Z	64 \| moderate	15.693 \| fine	70.965 \| fine	16.318 \| good	0.342 \| good	12.53 \| good	0.182 \| good
2025-09-04T16:00:00.000Z	64 \| moderate	16.393 \| fine	72.967 \| fine	27.349 \| good	0.425 \| good	13.017 \| good	0.266 \| good
2025-09-04T17:00:00.000Z	66 \| moderate	16.893 \| fine	74.971 \| fine	29.456 \| good	1.048 \| good	11.481 \| good	0.28 \| good
2025-09-04T18:00:00.000Z	66 \| moderate	16.893 \| fine	74.971 \| fine	31.85 \| good	1.288 \| good	8.918 \| good	0.247 \| good
2025-09-04T19:00:00.000Z	66 \| moderate	16.699 \| fine	74.988 \| fine	33.28 \| good	3.128 \| good	7.363 \| good	0.216 \| good
2025-09-04T20:00:00.000Z	66 \| moderate	16.995 \| fine	74.979 \| fine	39.06 \| good	2.506 \| good	5.688 \| good	0.217 \| good
2025-09-04T21:00:00.000Z	66 \| moderate	16.995 \| fine	74.98 \| fine	42.793 \| good	1.817 \| good	5.015 \| good	0.201 \| good
2025-09-04T22:00:00.000Z	66 \| moderate	16.796 \| fine	74.985 \| fine	46.726 \| good	1.404 \| good	4.479 \| good	0.201 \| good
2025-09-04T23:00:00.000Z	66 \| moderate	17.297 \| fine	76.988 \| fine	44.234 \| good	1.878 \| good	7.674 \| good	0.251 \| good
2025-09-05T00:00:00.000Z	67 \| moderate	17.6 \| fine	79.002 \| fine	43.66 \| good	1.906 \| good	5.647 \| good	0.217 \| good
2025-09-05T01:00:00.000Z	67 \| moderate	17.902 \| fine	79.011 \| fine	40.347 \| good	2.743 \| good	8.261 \| good	0.217 \| good
2025-09-05T02:00:00.000Z	69 \| moderate	19.223 \| fine	74.554 \| fine	47.348 \| good	1.137 \| good	11.605 \| good	0.25 \| good
2025-09-05T03:00:00.000Z	75 \| moderate	18.534 \| fine	104.374 \| fine	41.171 \| good	1.044 \| good	13.27 \| good	0.265 \| good
2025-09-05T04:00:00.000Z	73 \| moderate	21.299 \| fine	92.997 \| fine	39.678 \| good	0.472 \| good	11.617 \| good	0.316 \| good
2025-09-05T05:00:00.000Z	77 \| moderate	23.199 \| fine	100.996 \| fine	33.161 \| good	0.238 \| good	12.818 \| good	0.348 \| good
2025-09-05T06:00:00.000Z	79 \| moderate	23.501 \| fine	103.003 \| fine	32.275 \| good	0.268 \| good	16.115 \| good	0.412 \| good
2025-09-05T07:00:00.000Z	79 \| moderate	23.502 \| fine	103.006 \| fine	35.361 \| good	0.428 \| good	13.786 \| good	0.297 \| good
2025-09-05T08:00:00.000Z	77 \| moderate	22.505 \| fine	99.02 \| fine	33.362 \| good	0.185 \| good	12.422 \| good	0.28 \| good
2025-09-05T09:00:00.000Z	75 \| moderate	21.901 \| fine	97.007 \| fine	28.076 \| good	0.323 \| good	11.012 \| good	0.231 \| good
2025-09-05T10:00:00.000Z	75 \| moderate	22.401 \| fine	99.003 \| fine	31.918 \| good	0.241 \| good	10.182 \| good	0.231 \| good
2025-09-05T11:00:00.000Z	75 \| moderate	22.299 \| fine	97.041 \| fine	28.35 \| good	0.2 \| good	8.652 \| good	0.182 \| good
2025-09-05T12:00:00.000Z	77 \| moderate	22.51 \| fine	99.04 \| fine	32.851 \| good	0.239 \| good	8.975 \| good	0.214 \| good
2025-09-05T13:00:00.000Z	77 \| moderate	22.51 \| fine	99.04 \| fine	28.855 \| good	0.192 \| good	11.585 \| good	0.214 \| good
2025-09-05T14:00:00.000Z	77 \| moderate	22.91 \| fine	101.04 \| fine	21.77 \| good	0.306 \| good	14.381 \| good	0.231 \| good
2025-09-05T15:00:00.000Z	77 \| moderate	23.11 \| fine	101.042 \| fine	17.569 \| good	0.398 \| good	13.936 \| good	0.298 \| good
2025-09-05T16:00:00.000Z	77 \| moderate	23.41 \| fine	103.04 \| fine	24.151 \| good	0.397 \| good	11.253 \| good	0.282 \| good
2025-09-05T17:00:00.000Z	79 \| moderate	24.408 \| fine	107.035 \| fine	24.335 \| good	1.011 \| good	9.06 \| good	0.232 \| good
2025-09-05T18:00:00.000Z	81 \| moderate	25.106 \| fine	109.028 \| fine	27.463 \| good	0.999 \| good	8.747 \| good	0.216 \| good
2025-09-05T19:00:00.000Z	81 \| moderate	25.405 \| fine	111.02 \| fine	22.615 \| good	1.046 \| good	6.814 \| good	0.233 \| good
2025-09-05T20:00:00.000Z	73 \| moderate	20.619 \| fine	85.645 \| fine	25.489 \| good	1.893 \| good	6.298 \| good	0.234 \| good
2025-09-05T21:00:00.000Z	90 \| moderate	30.221 \| fine	87.193 \| fine	34.293 \| good	1.505 \| good	6.966 \| good	0.267 \| good
2025-09-05T22:00:00.000Z	90 \| moderate	30.221 \| fine	87.193 \| fine	34.293 \| good	1.505 \| good	6.966 \| good	0.267 \| good
2025-09-05T06:00:00.000Z	64 \| moderate	16.449 \| fine	72.842 \| fine	34.917 \| good	0.145 \| good	4.233 \| good	0.174 \| good
2025-09-05T07:00:00.000Z	62 \| moderate	15.212 \| fine	68.069 \| fine	34.524 \| good	0.152 \| good	4.232 \| good	0.173 \| good
2025-09-05T08:00:00.000Z	64 \| moderate	16.147 \| fine	71.808 \| fine	33.755 \| good	0.159 \| good	4.231 \| good	0.173 \| good
2025-09-05T09:00:00.000Z	66 \| moderate	16.53 \| fine	72.93 \| fine	32.164 \| good	0.166 \| good	4.23 \| good	0.173 \| good
2025-09-05T10:00:00.000Z	67 \| moderate	18.011 \| fine	79.264 \| fine	31.658 \| good	0.169 \| good	3.998 \| good	0.169 \| good
2025-09-05T11:00:00.000Z	69 \| moderate	19.133 \| fine	84.683 \| fine	31.227 \| good	0.171 \| good	3.766 \| good	0.165 \| good
2025-09-05T12:00:00.000Z	69 \| moderate	19.081 \| fine	84.683 \| fine	31.152 \| good	0.173 \| good	3.534 \| good	0.161 \| good
2025-09-05T13:00:00.000Z	69 \| moderate	18.93 \| fine	83.554 \| fine	29.165 \| good	0.169 \| good	3.69 \| good	0.167 \| good
2025-09-05T14:00:00.000Z	71 \| moderate	19.566 \| fine	86.667 \| fine	26.539 \| good	0.165 \| good	3.845 \| good	0.172 \| good
2025-09-05T15:00:00.000Z	69 \| moderate	18.573 \| fine	81.48 \| fine	28.129 \| good	0.161 \| good	4.001 \| good	0.178 \| good
2025-09-05T16:00:00.000Z	69 \| moderate	18.575 \| fine	81.87 \| fine	31.395 \| good	0.166 \| good	2.857 \| good	0.167 \| good
2025-09-05T17:00:00.000Z	77 \| moderate	22.947 \| fine	100.347 \| fine	38.248 \| good	0.17 \| good	1.713 \| good	0.155 \| good
2025-09-05T18:00:00.000Z	115 \| sensitive	40.564 \| moderate	179.607 \| moderate	46.862 \| good	0.174 \| good	0.569 \| good	0.144 \| good
2025-09-05T19:00:00.000Z	144 \| sensitive	52.974 \| moderate	229.585 \| moderate	55.694 \| fine	0.18 \| good	0.488 \| good	0.149 \| good
2025-09-05T20:00:00.000Z	139 \| sensitive	50.59 \| moderate	224.107 \| moderate	58.319 \| fine	0.186 \| good	0.407 \| good	0.154 \| good
2025-09-05T21:00:00.000Z	142 \| sensitive	51.662 \| moderate	228.315 \| moderate	60.72 \| fine	0.192 \| good	0.326 \| good	0.159 \| good
2025-09-05T22:00:00.000Z	152 \| unhealthy	56.712 \| poor	244.959 \| moderate	63.324 \| fine	0.191 \| good	0.371 \| good	0.161 \| good
2025-09-05T23:00:00.000Z	158 \| unhealthy	65.659 \| poor	265.309 \| poor	64.999 \| fine	0.19 \| good	0.416 \| good	0.162 \| good
2025-09-06T00:00:00.000Z	165 \| unhealthy	75.26 \| poor	275.412 \| poor	65.797 \| fine	0.189 \| good	0.461 \| good	0.164 \| good
2025-09-06T01:00:00.000Z	166 \| unhealthy	77.353 \| poor	277.659 \| poor	61.839 \| fine	0.192 \| good	1.402 \| good	0.178 \| good
2025-09-06T02:00:00.000Z	165 \| unhealthy	76.337 \| poor	276.806 \| poor	54.094 \| good	0.195 \| good	2.342 \| good	0.192 \| good
2025-09-06T03:00:00.000Z	163 \| unhealthy	72.217 \| poor	272.096 \| poor	48.817 \| good	0.197 \| good	3.282 \| good	0.206 \| good
2025-09-06T04:00:00.000Z	166 \| unhealthy	77.229 \| poor	276.983 \| poor	44.823 \| good	0.208 \| good	3.709 \| good	0.214 \| good
2025-09-06T05:00:00.000Z	171 \| unhealthy	83.788 \| poor	284.199 \| poor	44.956 \| good	0.219 \| good	4.136 \| good	0.222 \| good
2025-09-06T06:00:00.000Z	172 \| unhealthy	86.079 \| poor	287.16 \| poor	42.554 \| good	0.229 \| good	4.563 \| good	0.23 \| good
2025-09-06T07:00:00.000Z	167 \| unhealthy	77.837 \| poor	278.132 \| poor	39.621 \| good	0.236 \| good	4.503 \| good	0.229 \| good
2025-09-06T08:00:00.000Z	159 \| unhealthy	66.984 \| poor	266.903 \| poor	38.681 \| good	0.242 \| good	4.443 \| good	0.228 \| good
2025-09-06T09:00:00.000Z	152 \| unhealthy	57.081 \| poor	251.896 \| moderate	38.673 \| good	0.249 \| good	4.384 \| good	0.227 \| good
2025-09-06T10:00:00.000Z	135 \| sensitive	49.273 \| moderate	222.677 \| moderate	37.847 \| good	0.249 \| good	4.242 \| good	0.224 \| good
2025-09-06T11:00:00.000Z	122 \| sensitive	43.615 \| moderate	194.383 \| moderate	36.521 \| good	0.248 \| good	4.1 \| good	0.221 \| good
2025-09-06T12:00:00.000Z	110 \| sensitive	38.557 \| moderate	169.993 \| moderate	34.779 \| good	0.248 \| good	3.957 \| good	0.218 \| good
2025-09-06T13:00:00.000Z	110 \| sensitive	38.609 \| moderate	169.886 \| moderate	32.829 \| good	0.234 \| good	4.146 \| good	0.225 \| good
2025-09-06T14:00:00.000Z	113 \| sensitive	40.407 \| moderate	179.085 \| moderate	30.499 \| good	0.219 \| good	4.334 \| good	0.232 \| good
2025-09-06T15:00:00.000Z	110 \| sensitive	39.018 \| moderate	172.287 \| moderate	34.748 \| good	0.205 \| good	4.522 \| good	0.24 \| good
2025-09-06T16:00:00.000Z	99 \| moderate	34.963 \| fine	152.014 \| fine	40.075 \| good	0.231 \| good	3.233 \| good	0.229 \| good
2025-09-06T17:00:00.000Z	108 \| sensitive	38.325 \| moderate	168.656 \| moderate	46.758 \| good	0.256 \| good	1.944 \| good	0.218 \| good
2025-09-06T18:00:00.000Z	122 \| sensitive	43.869 \| moderate	196.077 \| moderate	51.498 \| good	0.282 \| good	0.655 \| good	0.208 \| good
2025-09-06T19:00:00.000Z	122 \| sensitive	44.221 \| moderate	197.879 \| moderate	51.74 \| good	0.275 \| good	0.613 \| good	0.204 \| good
2025-09-06T20:00:00.000Z	113 \| sensitive	40.394 \| moderate	178.937 \| moderate	50.812 \| good	0.268 \| good	0.57 \| good	0.2 \| good
2025-09-06T21:00:00.000Z	86 \| moderate	27.766 \| fine	120.283 \| fine	49.723 \| good	0.261 \| good	0.527 \| good	0.196 \| good
2025-09-06T22:00:00.000Z	56 \| moderate	12.284 \| fine	54.781 \| good	45.536 \| good	0.246 \| good	0.613 \| good	0.195 \| good
2025-09-06T23:00:00.000Z	41 \| good	6.778 \| good	30.011 \| good	44.467 \| good	0.231 \| good	0.698 \| good	0.193 \| good
2025-09-07T00:00:00.000Z	75 \| moderate	22.238 \| fine	23.116 \| good	61.005 \| fine	0.217 \| good	0.779 \| good	0.192 \| good
2025-09-07T01:00:00.000Z	44 \| good	7.655 \| good	33.732 \| good	39.793 \| good	0.21 \| good	1.93 \| good	0.203 \| good
2025-09-07T02:00:00.000Z	49 \| good	8.949 \| good	39.75 \| good	36.677 \| good	0.203 \| good	3.077 \| good	0.215 \| good
2025-09-07T03:00:00.000Z	60 \| moderate	13.537 \| fine	60.621 \| fine	33.706 \| good	0.196 \| good	4.225 \| good	0.227 \| good
2025-09-07T04:00:00.000Z	64 \| moderate	16.073 \| fine	71.229 \| fine	30.114 \| good	0.195 \| good	4.673 \| good	0.23 \| good
2025-09-07T05:00:00.000Z	54 \| moderate	10.874 \| good	48.277 \| good	29.546 \| good	0.193 \| good	5.12 \| good	0.234 \| 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?