What is the current concentration of PM10 in Decatur, Alabama?

The current PM10 concentration at Decatur, Alabama is 50.734 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Decatur, Alabama?

The current sulfur dioxide (SO2) concentration at Decatur, Alabama is 0.889 ppb.

What is the current concentration of ozone (O3) in Decatur, Alabama?

The current ozone (O3) concentration at Decatur, Alabama is 6.045 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Decatur, Alabama?

The current nitrogen dioxide (NO2) concentration at Decatur, Alabama is 7.339 ppb.

Decatur, Alabama live air quality index now

Q: What is the current concentration of PM2.5 in Decatur, Alabama?

The current PM2.5 concentration at Decatur, Alabama is 11.759 μg/m3.

Stay updated with real-time air quality in Decatur, Alabama 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

Decatur, Alabama

Last updated: ... (Local time)

Major air pollutants in Decatur, Alabama

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

11.76 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

50.73 μg/m³

155

255

425

605+

Ozone (O₃)

6.04 ppb

201

201+

Sulfur Dioxide (SO₂)

0.89 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.34 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.69 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Decatur, Alabama

Scroll To Air Quality Map

Track live Decatur, Alabama air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T11:00:00.000Z	16 \| good	3.181 \| good	13.857 \| good	11.628 \| good	0.822 \| good	7.402 \| good	0.28 \| good
2025-12-05T12:00:00.000Z	16 \| good	2.996 \| good	11.96 \| good	9.02 \| good	0.709 \| good	3.896 \| good	0.347 \| good
2025-12-05T13:00:00.000Z	16 \| good	3.006 \| good	11.96 \| good	12.751 \| good	0.744 \| good	5.462 \| good	0.464 \| good
2025-12-05T14:00:00.000Z	22 \| good	3.795 \| good	15.864 \| good	16.188 \| good	0.745 \| good	5.335 \| good	0.5 \| good
2025-12-05T15:00:00.000Z	16 \| good	2.471 \| good	10.208 \| good	17.444 \| good	0.683 \| good	5.513 \| good	0.425 \| good
2025-12-05T16:00:00.000Z	16 \| good	3.04 \| good	12.106 \| good	15.756 \| good	0.745 \| good	5.142 \| good	0.481 \| good
2025-12-05T17:00:00.000Z	27 \| good	5.022 \| good	21.589 \| good	17.059 \| good	0.505 \| good	5.691 \| good	0.51 \| good
2025-12-05T18:00:00.000Z	22 \| good	4.274 \| good	18.823 \| good	17.32 \| good	0.518 \| good	6.648 \| good	0.412 \| good
2025-12-05T19:00:00.000Z	17 \| good	2.685 \| good	10.938 \| good	18.297 \| good	0.467 \| good	6.715 \| good	0.322 \| good
2025-12-05T20:00:00.000Z	22 \| good	3.842 \| good	16.712 \| good	18.101 \| good	0.393 \| good	6.002 \| good	0.363 \| good
2025-12-05T21:00:00.000Z	27 \| good	4.557 \| good	19.774 \| good	19.533 \| good	0.411 \| good	6.745 \| good	0.32 \| good
2025-12-05T22:00:00.000Z	27 \| good	5.03 \| good	21.652 \| good	19.835 \| good	0.407 \| good	5.568 \| good	0.371 \| good
2025-12-05T23:00:00.000Z	22 \| good	4.376 \| good	18.867 \| good	21.491 \| good	0.553 \| good	4.289 \| good	0.46 \| good
2025-12-06T00:00:00.000Z	27 \| good	4.976 \| good	20.853 \| good	15.246 \| good	0.633 \| good	7.263 \| good	0.431 \| good
2025-12-06T01:00:00.000Z	22 \| good	4.169 \| good	17.656 \| good	12.74 \| good	1.285 \| good	12.468 \| good	0.432 \| good
2025-12-06T02:00:00.000Z	16 \| good	3.408 \| good	14.214 \| good	13.751 \| good	0.683 \| good	13.573 \| good	0.421 \| good
2025-12-06T03:00:00.000Z	27 \| good	4.617 \| good	19.767 \| good	13.724 \| good	0.86 \| good	12.858 \| good	0.446 \| good
2025-12-06T04:00:00.000Z	27 \| good	4.81 \| good	20.68 \| good	9.754 \| good	0.92 \| good	14.529 \| good	0.374 \| good
2025-12-06T05:00:00.000Z	22 \| good	3.849 \| good	16.229 \| good	12.704 \| good	0.878 \| good	14.358 \| good	0.332 \| good
2025-12-06T06:00:00.000Z	22 \| good	4.143 \| good	17.213 \| good	14.403 \| good	1.429 \| good	12.11 \| good	0.331 \| good
2025-12-06T07:00:00.000Z	22 \| good	4.154 \| good	17.213 \| good	12.227 \| good	1.579 \| good	12.099 \| good	0.338 \| good
2025-12-06T08:00:00.000Z	38 \| good	6.639 \| good	28.641 \| good	11.193 \| good	1.495 \| good	11.047 \| good	0.362 \| good
2025-12-06T09:00:00.000Z	38 \| good	6.813 \| good	29.389 \| good	11.165 \| good	1.795 \| good	9.245 \| good	0.265 \| good
2025-12-06T10:00:00.000Z	27 \| good	5.137 \| good	21.018 \| good	8.366 \| good	1.769 \| good	8.812 \| good	0.339 \| good
2025-12-06T11:00:00.000Z	33 \| good	5.667 \| good	23.801 \| good	6.266 \| good	1.306 \| good	7.736 \| good	0.298 \| good
2025-12-06T12:00:00.000Z	38 \| good	6.945 \| good	30.281 \| good	9.937 \| good	0.911 \| good	6.381 \| good	0.274 \| good
2025-12-06T13:00:00.000Z	38 \| good	6.973 \| good	30.403 \| good	8.924 \| good	1.015 \| good	5.889 \| good	0.299 \| good
2025-12-06T14:00:00.000Z	38 \| good	6.955 \| good	30.373 \| good	11.76 \| good	0.838 \| good	6.94 \| good	0.374 \| good
2025-12-06T15:00:00.000Z	38 \| good	6.858 \| good	29.363 \| good	16.945 \| good	1.204 \| good	7.125 \| good	0.331 \| good
2025-12-06T16:00:00.000Z	33 \| good	6.464 \| good	28.351 \| good	14.388 \| good	1.225 \| good	5.119 \| good	0.314 \| good
2025-12-06T17:00:00.000Z	38 \| good	7.155 \| good	31.375 \| good	15.496 \| good	1.059 \| good	3.309 \| good	0.333 \| good
2025-12-06T18:00:00.000Z	44 \| good	7.534 \| good	32.354 \| good	19.248 \| good	0.925 \| good	3.847 \| good	0.334 \| good
2025-12-06T19:00:00.000Z	38 \| good	7.303 \| good	31.22 \| good	21.486 \| good	0.606 \| good	4.29 \| good	0.268 \| good
2025-12-06T20:00:00.000Z	38 \| good	7.281 \| good	31.503 \| good	23.904 \| good	0.651 \| good	6.766 \| good	0.291 \| good
2025-12-06T21:00:00.000Z	44 \| good	8.087 \| good	35.084 \| good	19.301 \| good	0.724 \| good	5.873 \| good	0.266 \| good
2025-12-06T22:00:00.000Z	49 \| good	9.201 \| good	40.694 \| good	19.42 \| good	0.534 \| good	5.167 \| good	0.266 \| good
2025-12-06T23:00:00.000Z	38 \| good	7.447 \| good	32.367 \| good	19.828 \| good	0.512 \| good	6.001 \| good	0.285 \| good
2025-12-07T00:00:00.000Z	44 \| good	8.089 \| good	35.116 \| good	19.078 \| good	0.68 \| good	6.485 \| good	0.317 \| good
2025-12-07T01:00:00.000Z	44 \| good	7.913 \| good	34.201 \| good	19.85 \| good	0.803 \| good	5.033 \| good	0.339 \| good
2025-12-07T02:00:00.000Z	44 \| good	7.592 \| good	32.413 \| good	16.308 \| good	0.663 \| good	5.715 \| good	0.406 \| good
2025-12-07T03:00:00.000Z	38 \| good	7.038 \| good	29.717 \| good	12.615 \| good	0.853 \| good	5.032 \| good	0.441 \| good
2025-12-07T04:00:00.000Z	44 \| good	8.035 \| good	33.62 \| good	11.909 \| good	0.846 \| good	4.306 \| good	0.466 \| good
2025-12-07T05:00:00.000Z	38 \| good	7.397 \| good	31.753 \| good	15.127 \| good	0.776 \| good	7.4 \| good	0.438 \| good
2025-12-07T06:00:00.000Z	58 \| moderate	13.415 \| fine	45.622 \| good	16.734 \| good	0.792 \| good	8.205 \| good	0.453 \| good
2025-12-07T07:00:00.000Z	52 \| moderate	10.391 \| good	44.222 \| good	11.573 \| good	0.852 \| good	6.846 \| good	0.532 \| good
2025-12-07T08:00:00.000Z	54 \| moderate	11.366 \| good	48.955 \| good	8.762 \| good	0.902 \| good	7.723 \| good	0.592 \| good
2025-12-07T09:00:00.000Z	56 \| moderate	11.611 \| good	49.758 \| good	9.349 \| good	0.876 \| good	7.558 \| good	0.688 \| good
2025-12-07T10:00:00.000Z	56 \| moderate	11.759 \| good	50.734 \| good	6.045 \| good	0.889 \| good	7.339 \| good	0.69 \| good
2025-12-07T10:00:00.000Z	56 \| moderate	11.759 \| good	50.734 \| good	6.045 \| good	0.889 \| good	7.339 \| good	0.69 \| good
2025-12-07T11:00:00.000Z	58 \| moderate	12.849 \| fine	57.855 \| fine	4.908 \| good	1.301 \| good	4.735 \| good	0.202 \| good
2025-12-07T12:00:00.000Z	58 \| moderate	13.152 \| fine	59.436 \| fine	4.802 \| good	1.448 \| good	5.015 \| good	0.206 \| good
2025-12-07T13:00:00.000Z	58 \| moderate	13.087 \| fine	58.861 \| fine	4.333 \| good	1.513 \| good	4.553 \| good	0.206 \| good
2025-12-07T14:00:00.000Z	54 \| moderate	10.815 \| good	47.997 \| good	7.877 \| good	1.577 \| good	4.092 \| good	0.207 \| good
2025-12-07T15:00:00.000Z	49 \| good	9.04 \| good	39.894 \| good	16.952 \| good	1.642 \| good	3.63 \| good	0.207 \| good
2025-12-07T16:00:00.000Z	49 \| good	9.064 \| good	40.165 \| good	19.365 \| good	1.672 \| good	3.333 \| good	0.194 \| good
2025-12-07T17:00:00.000Z	49 \| good	8.776 \| good	38.481 \| good	20.635 \| good	1.703 \| good	3.036 \| good	0.18 \| good
2025-12-07T18:00:00.000Z	44 \| good	8.31 \| good	36.46 \| good	25.537 \| good	1.734 \| good	2.739 \| good	0.167 \| good
2025-12-07T19:00:00.000Z	54 \| moderate	11.008 \| good	48.951 \| good	30.032 \| good	1.673 \| good	2.833 \| good	0.166 \| good
2025-12-07T20:00:00.000Z	52 \| moderate	10.246 \| good	45.571 \| good	31.748 \| good	1.613 \| good	2.927 \| good	0.164 \| good
2025-12-07T21:00:00.000Z	54 \| moderate	11.115 \| good	49.214 \| good	28.947 \| good	1.552 \| good	3.02 \| good	0.163 \| good
2025-12-07T22:00:00.000Z	44 \| good	8.386 \| good	36.993 \| good	25.402 \| good	1.549 \| good	4.994 \| good	0.189 \| good
2025-12-07T23:00:00.000Z	54 \| moderate	11.296 \| good	50.359 \| good	19.05 \| good	1.546 \| good	6.968 \| good	0.215 \| good
2025-12-08T00:00:00.000Z	66 \| moderate	16.916 \| fine	75.451 \| fine	14.662 \| good	1.543 \| good	8.942 \| good	0.242 \| good
2025-12-08T01:00:00.000Z	64 \| moderate	16.409 \| fine	72.92 \| fine	8.967 \| good	1.547 \| good	8.112 \| good	0.236 \| good
2025-12-08T02:00:00.000Z	67 \| moderate	17.726 \| fine	78.404 \| fine	7.279 \| good	1.55 \| good	7.283 \| good	0.23 \| good
2025-12-08T03:00:00.000Z	69 \| moderate	19.001 \| fine	83.462 \| fine	7.922 \| good	1.554 \| good	6.453 \| good	0.224 \| good
2025-12-08T04:00:00.000Z	67 \| moderate	17.576 \| fine	77.689 \| fine	9.035 \| good	1.627 \| good	6.075 \| good	0.221 \| good
2025-12-08T05:00:00.000Z	67 \| moderate	17.937 \| fine	79.304 \| fine	12.421 \| good	1.7 \| good	5.697 \| good	0.218 \| good
2025-12-08T06:00:00.000Z	60 \| moderate	14.292 \| fine	64.452 \| fine	13.174 \| good	1.773 \| good	5.319 \| good	0.215 \| good
2025-12-08T07:00:00.000Z	56 \| moderate	12.454 \| fine	56.4 \| fine	13.38 \| good	2.049 \| good	5.292 \| good	0.215 \| good
2025-12-08T08:00:00.000Z	62 \| moderate	15.003 \| fine	66.765 \| fine	15.095 \| good	2.324 \| good	5.266 \| good	0.215 \| good
2025-12-08T09:00:00.000Z	64 \| moderate	16.325 \| fine	72.755 \| fine	16.969 \| good	2.599 \| good	5.24 \| good	0.215 \| good
2025-12-08T10:00:00.000Z	58 \| moderate	13.067 \| fine	58.675 \| fine	8.997 \| good	2.675 \| good	5.115 \| good	0.216 \| good
2025-12-08T11:00:00.000Z	44 \| good	7.967 \| good	35.06 \| good	15.064 \| good	2.751 \| good	4.99 \| good	0.218 \| good
2025-12-08T12:00:00.000Z	44 \| good	7.624 \| good	33.529 \| good	14.711 \| good	2.827 \| good	4.865 \| good	0.219 \| good
2025-12-08T13:00:00.000Z	44 \| good	7.916 \| good	34.688 \| good	10.694 \| good	2.83 \| good	4.53 \| good	0.225 \| good
2025-12-08T14:00:00.000Z	33 \| good	5.72 \| good	25.174 \| good	8.673 \| good	2.833 \| good	4.195 \| good	0.231 \| good
2025-12-08T15:00:00.000Z	38 \| good	7.108 \| good	31.404 \| good	13.618 \| good	2.836 \| good	3.86 \| good	0.237 \| good
2025-12-08T16:00:00.000Z	52 \| moderate	10.295 \| good	45.501 \| good	17.231 \| good	2.81 \| good	3.385 \| good	0.23 \| good
2025-12-08T17:00:00.000Z	44 \| good	7.856 \| good	34.489 \| good	21.47 \| good	2.784 \| good	2.91 \| good	0.223 \| good
2025-12-08T18:00:00.000Z	44 \| good	8.027 \| good	35.45 \| good	25.56 \| good	2.758 \| good	2.435 \| good	0.216 \| good
2025-12-08T19:00:00.000Z	54 \| moderate	10.662 \| good	47.225 \| good	27.748 \| good	2.508 \| good	2.326 \| good	0.208 \| good
2025-12-08T20:00:00.000Z	49 \| good	9.304 \| good	41.709 \| good	28.353 \| good	2.258 \| good	2.218 \| good	0.2 \| good
2025-12-08T21:00:00.000Z	54 \| moderate	10.832 \| good	47.985 \| good	27.406 \| good	2.009 \| good	2.109 \| good	0.191 \| good
2025-12-08T22:00:00.000Z	44 \| good	8.334 \| good	36.339 \| good	25.352 \| good	1.959 \| good	3.013 \| good	0.201 \| good
2025-12-08T23:00:00.000Z	49 \| good	8.58 \| good	37.414 \| good	23.594 \| good	1.91 \| good	3.917 \| good	0.211 \| good
2025-12-09T00:00:00.000Z	44 \| good	8.28 \| good	36.5 \| good	21.769 \| good	1.86 \| good	4.821 \| good	0.22 \| good
2025-12-09T01:00:00.000Z	27 \| good	5.356 \| good	23.363 \| good	20.169 \| good	1.874 \| good	4.992 \| good	0.223 \| good
2025-12-09T02:00:00.000Z	52 \| moderate	9.725 \| good	43.084 \| good	19.173 \| good	1.888 \| good	5.162 \| good	0.227 \| good
2025-12-09T03:00:00.000Z	54 \| moderate	10.642 \| good	47.237 \| good	12.446 \| good	1.902 \| good	5.332 \| good	0.23 \| good
2025-12-09T04:00:00.000Z	58 \| moderate	13.365 \| fine	60.292 \| fine	11.473 \| good	1.86 \| good	5.418 \| good	0.23 \| good
2025-12-09T05:00:00.000Z	62 \| moderate	15.038 \| fine	67.088 \| fine	17.784 \| good	1.818 \| good	5.505 \| good	0.231 \| good
2025-12-09T06:00:00.000Z	44 \| good	8.148 \| good	8.153 \| good	16.396 \| good	1.772 \| good	5.588 \| good	0.231 \| good
2025-12-09T07:00:00.000Z	58 \| moderate	13.136 \| fine	59.225 \| fine	17.282 \| good	1.78 \| good	5.781 \| good	0.233 \| good
2025-12-09T08:00:00.000Z	58 \| moderate	13.117 \| fine	59.225 \| fine	15.346 \| good	1.784 \| good	5.972 \| good	0.234 \| good
2025-12-09T09:00:00.000Z	56 \| moderate	12.158 \| fine	54.172 \| good	13.377 \| good	1.788 \| good	6.162 \| good	0.235 \| good
2025-12-09T10:00:00.000Z	54 \| moderate	11.068 \| good	49.282 \| good	12.299 \| good	1.671 \| good	6.779 \| good	0.243 \| good

Decatur

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Decatur, Alabama air quality map: Track AQI near you

0.71ppm

How accurate is Alabama, USA air quality data?

Air quality data and pollutant measurements for Alabama, 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 Decatur, Alabama updated?

The air quality for Decatur, Alabama is updated every hour.

When was the worst air quality at Decatur, Alabama in the last 24 hrs?

The worst air quality in Decatur, Alabama in the last 24 hours was observed at 06:00:00 on 2025-12-07.

When was the best air quality at Decatur, Alabama in the last 24 hrs?

In the last 24 hrs, the best air quality in Decatur, Alabama was observed at 10:00:00 on 2025-12-06.

What is the current air quality in Decatur, Alabama?

The current air quality in Decatur, Alabama is 56, categorized as Moderate based on real-time data.

What pollutant is the most common in Decatur, Alabama?

The most common pollutant in Decatur, Alabama is PM2.5.

What should I do if the air quality in Decatur, Alabama is poor?

If the air quality in Decatur, Alabama is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Decatur, Alabama?

The current PM_2.5 concentration at Decatur, Alabama is 11.759 μg/m³.

What is the current concentration of PM₁₀ in Decatur, Alabama?

The current PM₁₀ concentration at Decatur, Alabama is 50.734 μg/m³.

What is the current concentration of carbon monoxide (CO) in Decatur, Alabama?

The current carbon monoxide (CO) concentration at Decatur, Alabama is 0.69 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Decatur, Alabama?

The current sulfur dioxide (SO₂) concentration at Decatur, Alabama is 0.889 ppb.

What is the current concentration of ozone (O₃) in Decatur, Alabama?

The current ozone (O₃) concentration at Decatur, Alabama is 6.045 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Decatur, Alabama?

The current nitrogen dioxide (NO₂) concentration at Decatur, Alabama is 7.339 ppb.

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