What are the current PM10 levels at Fort Smith, Arkansas?

The current PM10 levels in Fort Smith, Arkansas are 18.38 μg/m3.

What are the current sulfur dioxide (SO2) levels at Fort Smith, Arkansas?

The current sulfur dioxide (SO2) levels in Fort Smith, Arkansas are 0.606 ppb.

What are the current ozone (O3) levels at Fort Smith, Arkansas?

The current ozone (O3) levels at Fort Smith, Arkansas is 24.877 ppm.

What are the current nitrogen dioxide (NO2) levels at Fort Smith, Arkansas?

The current nitrogen dioxide (NO2) levels at Fort Smith, Arkansas is 3.118 ppb.

Real-time air quality index in Fort Smith, Arkansas today

Q: What are the current PM2.5 levels in Fort Smith, Arkansas?

The measured PM2.5 levels in Fort Smith, Arkansas at present are 5.419 μg/m3.

Stay updated with real-time air quality in Fort Smith, Arkansas 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

Fort Smith, Arkansas

Last updated: ... (Local time)

Common air pollutants in Fort Smith, Arkansas

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.42 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

18.38 μg/m³

155

255

425

605+

Ozone (O₃)

24.88 ppb

201

201+

Sulfur Dioxide (SO₂)

0.61 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.12 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.25 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Fort Smith, Arkansas

Scroll To Air Quality Map

Track live Fort Smith, Arkansas air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-05T00:00:00.000Z	22 \| good	4.245 \| good	12.373 \| good	10.558 \| good	0.568 \| good	9.282 \| good	0.251 \| good
2026-03-05T01:00:00.000Z	22 \| good	4.265 \| good	20.159 \| good	10.92 \| good	0.501 \| good	11.674 \| good	0.251 \| good
2026-03-05T02:00:00.000Z	33 \| good	6.042 \| good	30.17 \| good	7.666 \| good	0.584 \| good	10.293 \| good	0.276 \| good
2026-03-05T03:00:00.000Z	44 \| good	8.407 \| good	36.763 \| good	11.32 \| good	0.187 \| good	3.698 \| good	0.155 \| good
2026-03-05T04:00:00.000Z	30 \| good	5.433 \| good	32.48 \| good	15.819 \| good	0.509 \| good	4.361 \| good	0.268 \| good
2026-03-05T05:00:00.000Z	27 \| good	5.261 \| good	26.367 \| good	16.717 \| good	0.509 \| good	3.436 \| good	0.276 \| good
2026-03-05T06:00:00.000Z	16 \| good	3.277 \| good	16.986 \| good	11.459 \| good	0.584 \| good	4.843 \| good	0.276 \| good
2026-03-05T07:00:00.000Z	24 \| good	2.712 \| good	25.549 \| good	12.249 \| good	0.568 \| good	5.498 \| good	0.251 \| good
2026-03-05T08:00:00.000Z	22 \| good	3.835 \| good	14.612 \| good	11.842 \| good	0.699 \| good	3.918 \| good	0.251 \| good
2026-03-05T09:00:00.000Z	20 \| good	2.838 \| good	22.359 \| good	11.758 \| good	0.409 \| good	3.502 \| good	0.239 \| good
2026-03-05T10:00:00.000Z	18 \| good	2.952 \| good	19.004 \| good	9.708 \| good	0.445 \| good	5.129 \| good	0.252 \| good
2026-03-05T11:00:00.000Z	22 \| good	3.805 \| good	16.374 \| good	6.523 \| good	0.644 \| good	7.125 \| good	0.269 \| good
2026-03-05T12:00:00.000Z	22 \| good	3.881 \| good	19.796 \| good	6.249 \| good	0.669 \| good	7.645 \| good	0.276 \| good
2026-03-05T13:00:00.000Z	24 \| good	4.383 \| good	26.086 \| good	6.566 \| good	0.459 \| good	8.553 \| good	0.293 \| good
2026-03-05T14:00:00.000Z	27 \| good	5.306 \| good	21.88 \| good	6.021 \| good	0.568 \| good	7.554 \| good	0.277 \| good
2026-03-05T15:00:00.000Z	49 \| good	8.863 \| good	25.206 \| good	7.68 \| good	0.642 \| good	6.845 \| good	0.301 \| good
2026-03-05T16:00:00.000Z	44 \| good	8.402 \| good	31.313 \| good	9.426 \| good	0.443 \| good	5.569 \| good	0.309 \| good
2026-03-05T17:00:00.000Z	27 \| good	5.311 \| good	18.486 \| good	16.031 \| good	0.386 \| good	5.707 \| good	0.324 \| good
2026-03-05T18:00:00.000Z	27 \| good	4.581 \| good	15.235 \| good	16.532 \| good	0.526 \| good	7.78 \| good	0.3 \| good
2026-03-05T19:00:00.000Z	22 \| good	4.034 \| good	19.699 \| good	22.222 \| good	0.534 \| good	5.29 \| good	0.316 \| good
2026-03-05T20:00:00.000Z	26 \| good	3.274 \| good	13.963 \| good	27.696 \| good	0.501 \| good	2.771 \| good	0.285 \| good
2026-03-05T21:00:00.000Z	27 \| good	3.006 \| good	15.671 \| good	29.125 \| good	0.592 \| good	2.756 \| good	0.285 \| good
2026-03-05T22:00:00.000Z	27 \| good	4.824 \| good	19.886 \| good	26.752 \| good	0.543 \| good	4.077 \| good	0.293 \| good
2026-03-05T23:00:00.000Z	26 \| good	3.469 \| good	20.332 \| good	28.043 \| good	0.592 \| good	3.628 \| good	0.285 \| good
2026-03-06T00:00:00.000Z	22 \| good	4.031 \| good	15.02 \| good	21.917 \| good	0.585 \| good	5.306 \| good	0.285 \| good
2026-03-06T01:00:00.000Z	33 \| good	6.261 \| good	25.15 \| good	18.813 \| good	0.584 \| good	5.708 \| good	0.293 \| good
2026-03-06T02:00:00.000Z	33 \| good	6.054 \| good	23.464 \| good	16.209 \| good	0.649 \| good	5.89 \| good	0.26 \| good
2026-03-06T03:00:00.000Z	54 \| moderate	11.323 \| good	49.921 \| good	14.562 \| good	0.244 \| good	1.937 \| good	0.126 \| good
2026-03-06T04:00:00.000Z	49 \| good	8.713 \| good	45.915 \| good	17.793 \| good	0.592 \| good	6.949 \| good	0.236 \| good
2026-03-06T05:00:00.000Z	38 \| good	7.353 \| good	33.333 \| good	13.64 \| good	0.592 \| good	4.995 \| good	0.228 \| good
2026-03-06T06:00:00.000Z	52 \| moderate	8.053 \| good	57.574 \| fine	15.722 \| good	0.584 \| good	3.61 \| good	0.228 \| good
2026-03-06T07:00:00.000Z	56 \| moderate	11.493 \| good	65.125 \| fine	15.691 \| good	0.584 \| good	3.646 \| good	0.16 \| good
2026-03-06T08:00:00.000Z	60 \| moderate	13.767 \| fine	45.792 \| good	15.199 \| good	0.576 \| good	2.42 \| good	0.22 \| good
2026-03-06T09:00:00.000Z	58 \| moderate	12.72 \| fine	62.598 \| fine	14.801 \| good	0.641 \| good	2.188 \| good	0.22 \| good
2026-03-06T10:00:00.000Z	64 \| moderate	15.884 \| fine	68.691 \| fine	12.781 \| good	0.598 \| good	2.947 \| good	0.212 \| good
2026-03-06T11:00:00.000Z	60 \| moderate	13.978 \| fine	56.925 \| fine	13.455 \| good	0.669 \| good	2.316 \| good	0.22 \| good
2026-03-06T12:00:00.000Z	44 \| good	8.189 \| good	38.097 \| good	13.483 \| good	0.78 \| good	5.737 \| good	0.228 \| good
2026-03-06T13:00:00.000Z	33 \| good	6.085 \| good	30.123 \| good	13.923 \| good	0.649 \| good	8.318 \| good	0.252 \| good
2026-03-06T14:00:00.000Z	33 \| good	5.896 \| good	27.141 \| good	14.734 \| good	0.649 \| good	8.484 \| good	0.245 \| good
2026-03-06T15:00:00.000Z	38 \| good	6.636 \| good	30.283 \| good	20.53 \| good	0.606 \| good	5.493 \| good	0.245 \| good
2026-03-06T16:00:00.000Z	33 \| good	6.389 \| good	33.531 \| good	20.029 \| good	0.601 \| good	6.062 \| good	0.237 \| good
2026-03-06T17:00:00.000Z	33 \| good	6.474 \| good	29.956 \| good	23.174 \| good	0.657 \| good	5.142 \| good	0.253 \| good
2026-03-06T18:00:00.000Z	33 \| good	5.805 \| good	22.475 \| good	24.757 \| good	0.543 \| good	2.64 \| good	0.246 \| good
2026-03-06T19:00:00.000Z	33 \| good	6.219 \| good	24.502 \| good	23.805 \| good	0.535 \| good	2.699 \| good	0.254 \| good
2026-03-06T20:00:00.000Z	33 \| good	5.79 \| good	24.468 \| good	24.881 \| good	0.584 \| good	2.533 \| good	0.245 \| good
2026-03-06T21:00:00.000Z	33 \| good	5.596 \| good	18.987 \| good	26.277 \| good	0.584 \| good	2.574 \| good	0.262 \| good
2026-03-06T22:00:00.000Z	27 \| good	5.419 \| good	18.38 \| good	24.877 \| good	0.606 \| good	3.118 \| good	0.253 \| good
2026-03-06T23:00:00.000Z	33 \| good	5.61 \| good	24.153 \| good	24.566 \| good	0.592 \| good	4.665 \| good	0.285 \| good
2026-03-06T23:00:00.000Z	27 \| good	5.419 \| good	18.38 \| good	24.877 \| good	0.606 \| good	3.118 \| good	0.253 \| good
2026-03-07T00:00:00.000Z	49 \| good	8.514 \| good	36.984 \| good	36.318 \| good	0.164 \| good	1.213 \| good	0.106 \| good
2026-03-07T01:00:00.000Z	33 \| good	4.851 \| good	20.914 \| good	35.626 \| good	0.189 \| good	1.271 \| good	0.105 \| good
2026-03-07T02:00:00.000Z	32 \| good	4.384 \| good	19.079 \| good	35.49 \| good	0.215 \| good	1.328 \| good	0.103 \| good
2026-03-07T03:00:00.000Z	44 \| good	7.689 \| good	33.912 \| good	36.063 \| good	0.24 \| good	1.385 \| good	0.102 \| good
2026-03-07T04:00:00.000Z	54 \| moderate	11.145 \| good	49.354 \| good	32.204 \| good	0.245 \| good	1.283 \| good	0.101 \| good
2026-03-07T05:00:00.000Z	49 \| good	9.058 \| good	40.275 \| good	31.925 \| good	0.251 \| good	1.181 \| good	0.101 \| good
2026-03-07T06:00:00.000Z	60 \| moderate	13.951 \| fine	62.328 \| fine	23.385 \| good	0.256 \| good	1.078 \| good	0.1 \| good
2026-03-07T07:00:00.000Z	64 \| moderate	15.856 \| fine	70.405 \| fine	14.456 \| good	0.266 \| good	1.029 \| good	0.1 \| good
2026-03-07T08:00:00.000Z	66 \| moderate	16.692 \| fine	74.281 \| fine	13.421 \| good	0.275 \| good	0.98 \| good	0.101 \| good
2026-03-07T09:00:00.000Z	62 \| moderate	15.027 \| fine	67.441 \| fine	16.562 \| good	0.285 \| good	0.931 \| good	0.101 \| good
2026-03-07T10:00:00.000Z	64 \| moderate	15.859 \| fine	70.395 \| fine	19.469 \| good	0.24 \| good	0.943 \| good	0.102 \| good
2026-03-07T11:00:00.000Z	66 \| moderate	16.866 \| fine	74.548 \| fine	14.107 \| good	0.196 \| good	0.955 \| good	0.104 \| good
2026-03-07T12:00:00.000Z	44 \| good	7.939 \| good	34.674 \| good	12.725 \| good	0.152 \| good	0.967 \| good	0.105 \| good
2026-03-07T13:00:00.000Z	54 \| moderate	10.877 \| good	47.851 \| good	8.756 \| good	0.166 \| good	1.322 \| good	0.115 \| good
2026-03-07T14:00:00.000Z	54 \| moderate	10.894 \| good	47.975 \| good	18.837 \| good	0.18 \| good	1.676 \| good	0.124 \| good
2026-03-07T15:00:00.000Z	52 \| moderate	10.099 \| good	44.929 \| good	19.789 \| good	0.195 \| good	2.031 \| good	0.133 \| good
2026-03-07T16:00:00.000Z	62 \| moderate	15.052 \| fine	67.047 \| fine	22.454 \| good	0.218 \| good	1.777 \| good	0.145 \| good
2026-03-07T17:00:00.000Z	69 \| moderate	18.659 \| fine	82.529 \| fine	29.402 \| good	0.241 \| good	1.522 \| good	0.156 \| good
2026-03-07T18:00:00.000Z	56 \| moderate	12.075 \| good	54.603 \| good	37.24 \| good	0.263 \| good	1.267 \| good	0.168 \| good
2026-03-07T19:00:00.000Z	56 \| moderate	11.845 \| good	52.321 \| good	37.955 \| good	0.264 \| good	1.134 \| good	0.168 \| good
2026-03-07T20:00:00.000Z	52 \| moderate	9.615 \| good	42.969 \| good	38.365 \| good	0.265 \| good	1 \| good	0.168 \| good
2026-03-07T21:00:00.000Z	38 \| good	6.835 \| good	30.166 \| good	35.51 \| good	0.266 \| good	0.866 \| good	0.169 \| good
2026-03-07T22:00:00.000Z	31 \| good	4.223 \| good	18.307 \| good	33.849 \| good	0.272 \| good	1.114 \| good	0.17 \| good
2026-03-07T23:00:00.000Z	27 \| good	4.595 \| good	20.171 \| good	27.201 \| good	0.278 \| good	1.361 \| good	0.172 \| good
2026-03-08T00:00:00.000Z	58 \| moderate	13.001 \| fine	58.704 \| fine	34.346 \| good	0.284 \| good	1.608 \| good	0.173 \| good
2026-03-08T01:00:00.000Z	38 \| good	7.127 \| good	31.307 \| good	38.993 \| good	0.295 \| good	1.917 \| good	0.176 \| good
2026-03-08T02:00:00.000Z	33 \| good	6.025 \| good	26.816 \| good	34.358 \| good	0.306 \| good	2.226 \| good	0.179 \| good
2026-03-08T03:00:00.000Z	38 \| good	6.977 \| good	30.988 \| good	28.47 \| good	0.318 \| good	2.534 \| good	0.183 \| good
2026-03-08T04:00:00.000Z	58 \| moderate	12.941 \| fine	58.614 \| fine	25.463 \| good	0.315 \| good	2.615 \| good	0.183 \| good
2026-03-08T05:00:00.000Z	56 \| moderate	12.051 \| good	54.013 \| good	22.591 \| good	0.313 \| good	2.695 \| good	0.183 \| good
2026-03-08T06:00:00.000Z	23 \| good	2.977 \| good	3.152 \| good	25.134 \| good	0.311 \| good	2.749 \| good	0.183 \| good
2026-03-08T07:00:00.000Z	66 \| moderate	16.982 \| fine	75.099 \| fine	15.859 \| good	0.306 \| good	2.823 \| good	0.182 \| good
2026-03-08T08:00:00.000Z	66 \| moderate	16.871 \| fine	74.725 \| fine	15.458 \| good	0.301 \| good	2.87 \| good	0.181 \| good
2026-03-08T09:00:00.000Z	64 \| moderate	15.877 \| fine	70.864 \| fine	20.33 \| good	0.297 \| good	2.917 \| good	0.18 \| good
2026-03-08T10:00:00.000Z	66 \| moderate	16.956 \| fine	75.504 \| fine	13.224 \| good	0.3 \| good	3.031 \| good	0.18 \| good
2026-03-08T11:00:00.000Z	73 \| moderate	20.992 \| fine	92.773 \| fine	8.406 \| good	0.302 \| good	3.145 \| good	0.179 \| good
2026-03-08T12:00:00.000Z	27 \| good	4.863 \| good	4.943 \| good	20.947 \| good	0.305 \| good	3.229 \| good	0.179 \| good
2026-03-08T13:00:00.000Z	27 \| good	5.393 \| good	5.485 \| good	24.027 \| good	0.32 \| good	2.805 \| good	0.176 \| good
2026-03-08T14:00:00.000Z	27 \| good	5.38 \| good	5.477 \| good	27.107 \| good	0.334 \| good	2.381 \| good	0.172 \| good
2026-03-08T15:00:00.000Z	28 \| good	3.974 \| good	4.175 \| good	30.187 \| good	0.349 \| good	1.957 \| good	0.169 \| good
2026-03-08T16:00:00.000Z	33 \| good	2.709 \| good	3.094 \| good	35.934 \| good	0.322 \| good	1.504 \| good	0.159 \| good
2026-03-08T17:00:00.000Z	39 \| good	2.145 \| good	2.671 \| good	41.681 \| good	0.296 \| good	1.051 \| good	0.149 \| good
2026-03-08T18:00:00.000Z	44 \| good	2.215 \| good	2.824 \| good	47.428 \| good	0.269 \| good	0.598 \| good	0.138 \| good
2026-03-08T19:00:00.000Z	46 \| good	2.332 \| good	2.995 \| good	49.669 \| good	0.245 \| good	0.545 \| good	0.135 \| good
2026-03-08T20:00:00.000Z	48 \| good	2.548 \| good	3.261 \| good	51.909 \| good	0.222 \| good	0.491 \| good	0.132 \| good
2026-03-08T21:00:00.000Z	50 \| good	2.936 \| good	3.739 \| good	54.15 \| good	0.198 \| good	0.438 \| good	0.129 \| good
2026-03-08T22:00:00.000Z	48 \| good	3.455 \| good	4.372 \| good	51.768 \| good	0.215 \| good	1.41 \| good	0.139 \| good
2026-03-08T23:00:00.000Z	45 \| good	4.002 \| good	5.014 \| good	49.386 \| good	0.232 \| good	2.382 \| good	0.149 \| good

Fort Smith

Empower business decisions with accurate air quality data

Fort Smith, Arkansas air quality map: Real-time AQI near you

0.26ppm

How accurate is Arkansas, USA air quality data?

Air quality measurements for Arkansas, 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 Fort Smith, Arkansas updated?

Air quality data for Fort Smith, Arkansas is updated on an hourly basis.

When did Fort Smith, Arkansas experience the worst air quality in the last 24 hours?

The worst air quality in Fort Smith, Arkansas was recorded at 10:00:00 on 2026-03-06.

When did Fort Smith, Arkansas have its best air quality in the last 24 hours?

The best air quality in Fort Smith, Arkansas was recorded at 12:00:00 on 2026-03-06.

What is the real-time air quality index for Fort Smith, Arkansas?

The real-time air quality index in Fort Smith, Arkansas is 27, currently categorized as Good.

Which pollutant is found most often in Fort Smith, Arkansas?

The most common pollutant in Fort Smith, Arkansas is PM2.5.

What can I do if the air quality in Fort Smith, Arkansas is poor?

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

What are the current PM_2.5 levels in Fort Smith, Arkansas?

The measured PM_2.5 levels in Fort Smith, Arkansas at present are 5.419 μg/m³.

What are the current PM₁₀ levels at Fort Smith, Arkansas?

The current PM₁₀ levels in Fort Smith, Arkansas are 18.38 μg/m³.

What are the current carbon monoxide (CO) levels at Fort Smith, Arkansas?

The current carbon monoxide (CO) level in Fort Smith, Arkansas is 0.253 ppm.

What are the current sulfur dioxide (SO₂) levels at Fort Smith, Arkansas?

The current sulfur dioxide (SO₂) levels in Fort Smith, Arkansas are 0.606 ppb.

What are the current ozone (O₃) levels at Fort Smith, Arkansas?

The current ozone (O₃) levels at Fort Smith, Arkansas is 24.877 ppm.

What are the current nitrogen dioxide (NO₂) levels at Fort Smith, Arkansas?

The current nitrogen dioxide (NO₂) levels at Fort Smith, Arkansas is 3.118 ppb.

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