What is the current level of PM10 in Decatur, Indiana?

Decatur, Indiana currently has a PM10 concentration of 46.104 μg/m3.

What is the current level of sulfur dioxide (SO2) in Decatur, Indiana?

The current sulfur dioxide (SO2) concentration in Decatur, Indiana is 1.023 ppb.

What is the current level of ozone (O3) in Decatur, Indiana?

Decatur, Indiana currently has an ozone (O3) concentration of 57.344 ppm.

What is the current level of nitrogen dioxide (NO2) in Decatur, Indiana?

The current level of nitrogen dioxide (NO2) in Decatur, Indiana is 3.959 ppb.

Current air quality index in Decatur, Indiana today

Q: What is the PM2.5 concentration in Decatur, Indiana right now?

Decatur, Indiana currently has a PM2.5 concentration of 13.604 μg/m3.

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

Last updated: ... (Local time)

Common air pollutants in Decatur, Indiana

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

13.60 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

46.10 μg/m³

155

255

425

605+

Ozone (O₃)

57.34 ppb

201

201+

Sulfur Dioxide (SO₂)

1.02 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.96 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.26 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Decatur, Indiana

Scroll To Air Quality Map

Track live Decatur, Indiana air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-04-22T03:00:00.000Z	43 \| good	7.153 \| good	29.678 \| good	46.092 \| good	1.183 \| good	9.546 \| good	0.153 \| good
2026-04-22T04:00:00.000Z	42 \| good	7.105 \| good	25.421 \| good	45.129 \| good	0.881 \| good	14.412 \| good	0.155 \| good
2026-04-22T05:00:00.000Z	45 \| good	6.999 \| good	26.049 \| good	48.752 \| good	1.37 \| good	13.38 \| good	0.155 \| good
2026-04-22T06:00:00.000Z	42 \| good	7.023 \| good	26.203 \| good	45.051 \| good	1.637 \| good	9.069 \| good	0.137 \| good
2026-04-22T07:00:00.000Z	40 \| good	6.041 \| good	29.26 \| good	43.067 \| good	1.369 \| good	4.96 \| good	0.137 \| good
2026-04-22T08:00:00.000Z	39 \| good	6.831 \| good	29.812 \| good	41.949 \| good	0.699 \| good	4.058 \| good	0.137 \| good
2026-04-22T09:00:00.000Z	38 \| good	7.063 \| good	30.261 \| good	41.333 \| good	0.673 \| good	3.23 \| good	0.137 \| good
2026-04-22T10:00:00.000Z	36 \| good	5.604 \| good	22.86 \| good	38.919 \| good	0.72 \| good	4.076 \| good	0.137 \| good
2026-04-22T11:00:00.000Z	33 \| good	6.439 \| good	25.89 \| good	35.05 \| good	0.857 \| good	6.519 \| good	0.153 \| good
2026-04-22T12:00:00.000Z	38 \| good	6.549 \| good	25.567 \| good	39.354 \| good	0.921 \| good	9.189 \| good	0.285 \| good
2026-04-22T13:00:00.000Z	56 \| moderate	11.68 \| good	34.342 \| good	30.503 \| good	1.14 \| good	10.114 \| good	0.291 \| good
2026-04-22T14:00:00.000Z	52 \| moderate	9.903 \| good	35.235 \| good	36.885 \| good	1.088 \| good	10.859 \| good	0.215 \| good
2026-04-22T15:00:00.000Z	44 \| good	7.594 \| good	31.124 \| good	34.447 \| good	1.093 \| good	10.221 \| good	0.233 \| good
2026-04-22T16:00:00.000Z	44 \| good	7.506 \| good	33.946 \| good	34.072 \| good	1.217 \| good	8.6 \| good	0.215 \| good
2026-04-22T17:00:00.000Z	38 \| good	6.589 \| good	39.875 \| good	36.779 \| good	1.102 \| good	5.313 \| good	0.2 \| good
2026-04-22T18:00:00.000Z	38 \| good	6.64 \| good	38.418 \| good	40.764 \| good	1.309 \| good	4.625 \| good	0.2 \| good
2026-04-22T19:00:00.000Z	39 \| good	6.735 \| good	31.652 \| good	42.247 \| good	1.109 \| good	5.666 \| good	0.182 \| good
2026-04-22T20:00:00.000Z	42 \| good	6.773 \| good	30.727 \| good	44.956 \| good	1.349 \| good	5.226 \| good	0.2 \| good
2026-04-22T21:00:00.000Z	46 \| good	6.402 \| good	25.628 \| good	50.45 \| good	1.382 \| good	5.154 \| good	0.216 \| good
2026-04-22T22:00:00.000Z	45 \| good	6.127 \| good	29.794 \| good	49.02 \| good	1.039 \| good	3.203 \| good	0.182 \| good
2026-04-22T23:00:00.000Z	44 \| good	5.887 \| good	26.229 \| good	46.811 \| good	1.043 \| good	2.912 \| good	0.153 \| good
2026-04-23T00:00:00.000Z	44 \| good	7.529 \| good	37.237 \| good	47.043 \| good	1.285 \| good	3.792 \| good	0.184 \| good
2026-04-23T01:00:00.000Z	44 \| good	5.119 \| good	24.282 \| good	47.913 \| good	3.448 \| good	6.997 \| good	0.153 \| good
2026-04-23T02:00:00.000Z	43 \| good	5.817 \| good	29.246 \| good	45.757 \| good	1.695 \| good	9.278 \| good	0.153 \| good
2026-04-23T03:00:00.000Z	41 \| good	5.46 \| good	31.521 \| good	43.86 \| good	0.843 \| good	20.904 \| good	0.292 \| good
2026-04-23T04:00:00.000Z	36 \| good	6.434 \| good	24.305 \| good	38.897 \| good	0.964 \| good	17.599 \| good	0.292 \| good
2026-04-23T05:00:00.000Z	34 \| good	5.584 \| good	25.76 \| good	37.46 \| good	2.51 \| good	23.772 \| good	0.33 \| good
2026-04-23T06:00:00.000Z	31 \| good	5.255 \| good	16.282 \| good	33.819 \| good	2.357 \| good	17.229 \| good	0.273 \| good
2026-04-23T07:00:00.000Z	32 \| good	4.47 \| good	18.499 \| good	35.267 \| good	1.619 \| good	12.062 \| good	0.255 \| good
2026-04-23T08:00:00.000Z	32 \| good	4.936 \| good	26.285 \| good	34.589 \| good	1.671 \| good	10.637 \| good	0.236 \| good
2026-04-23T09:00:00.000Z	33 \| good	5.771 \| good	26.939 \| good	33.195 \| good	1.326 \| good	11.817 \| good	0.218 \| good
2026-04-23T10:00:00.000Z	38 \| good	6.84 \| good	25.74 \| good	31.457 \| good	1.061 \| good	11.707 \| good	0.236 \| good
2026-04-23T11:00:00.000Z	38 \| good	6.845 \| good	29.044 \| good	26.772 \| good	1.052 \| good	15.197 \| good	0.288 \| good
2026-04-23T12:00:00.000Z	44 \| good	8.349 \| good	30.615 \| good	30.901 \| good	1.414 \| good	15.009 \| good	0.405 \| good
2026-04-23T13:00:00.000Z	54 \| moderate	7.507 \| good	61.521 \| fine	20.869 \| good	0.956 \| good	19.141 \| good	0.41 \| good
2026-04-23T14:00:00.000Z	44 \| good	7.651 \| good	28.176 \| good	27.608 \| good	0.884 \| good	21.447 \| good	0.363 \| good
2026-04-23T15:00:00.000Z	44 \| good	8.029 \| good	40.2 \| good	30.684 \| good	1.013 \| good	18.454 \| good	0.31 \| good
2026-04-23T16:00:00.000Z	44 \| good	7.729 \| good	33.541 \| good	34.085 \| good	0.944 \| good	13.746 \| good	0.222 \| good
2026-04-23T17:00:00.000Z	49 \| good	8.585 \| good	38.18 \| good	39.051 \| good	2.519 \| good	6.917 \| good	0.182 \| good
2026-04-23T18:00:00.000Z	49 \| good	8.976 \| good	36.097 \| good	45.763 \| good	1.807 \| good	3.466 \| good	0.182 \| good
2026-04-23T19:00:00.000Z	49 \| good	9.17 \| good	34.125 \| good	51.371 \| good	0.83 \| good	3.913 \| good	0.2 \| good
2026-04-23T20:00:00.000Z	45 \| good	8.386 \| good	33.402 \| good	48.81 \| good	1.883 \| good	4.971 \| good	0.181 \| good
2026-04-23T21:00:00.000Z	61 \| moderate	7.528 \| good	30.178 \| good	57.74 \| fine	1.862 \| good	5.735 \| good	0.2 \| good
2026-04-23T22:00:00.000Z	71 \| moderate	12.764 \| fine	39.95 \| good	60.788 \| fine	1.159 \| good	2.498 \| good	0.221 \| good
2026-04-23T23:00:00.000Z	58 \| moderate	13.346 \| fine	45.657 \| good	55.853 \| fine	1.104 \| good	2.446 \| good	0.256 \| good
2026-04-24T00:00:00.000Z	60 \| moderate	14.051 \| fine	38.791 \| good	56.542 \| fine	1.329 \| good	3.038 \| good	0.256 \| good
2026-04-24T01:00:00.000Z	60 \| moderate	13.604 \| fine	46.104 \| good	57.344 \| fine	1.023 \| good	3.959 \| good	0.256 \| good
2026-04-24T02:00:00.000Z	60 \| moderate	13.604 \| fine	46.104 \| good	57.344 \| fine	1.023 \| good	3.959 \| good	0.256 \| good
2026-04-24T03:00:00.000Z	41 \| good	6.683 \| good	29.914 \| good	44.011 \| good	0.731 \| good	5.687 \| good	0.205 \| good
2026-04-24T04:00:00.000Z	39 \| good	6.387 \| good	28.351 \| good	41.558 \| good	0.736 \| good	5.401 \| good	0.204 \| good
2026-04-24T05:00:00.000Z	38 \| good	7.344 \| good	32.098 \| good	36.661 \| good	0.741 \| good	5.114 \| good	0.202 \| good
2026-04-24T06:00:00.000Z	38 \| good	7.279 \| good	32.143 \| good	37.306 \| good	0.746 \| good	4.828 \| good	0.201 \| good
2026-04-24T07:00:00.000Z	38 \| good	6.605 \| good	29.548 \| good	38.893 \| good	0.756 \| good	4.493 \| good	0.199 \| good
2026-04-24T08:00:00.000Z	38 \| good	6.788 \| good	30.045 \| good	36.801 \| good	0.766 \| good	4.159 \| good	0.196 \| good
2026-04-24T09:00:00.000Z	44 \| good	7.512 \| good	33.052 \| good	34.183 \| good	0.776 \| good	3.824 \| good	0.194 \| good
2026-04-24T10:00:00.000Z	28 \| good	4.378 \| good	19.016 \| good	30.234 \| good	0.766 \| good	3.527 \| good	0.19 \| good
2026-04-24T11:00:00.000Z	33 \| good	6.381 \| good	28.245 \| good	31.835 \| good	0.755 \| good	3.23 \| good	0.185 \| good
2026-04-24T12:00:00.000Z	30 \| good	5.469 \| good	23.551 \| good	32.048 \| good	0.744 \| good	2.933 \| good	0.181 \| good
2026-04-24T13:00:00.000Z	34 \| good	6.157 \| good	27.499 \| good	37.137 \| good	0.782 \| good	2.308 \| good	0.175 \| good
2026-04-24T14:00:00.000Z	38 \| good	6.679 \| good	29.948 \| good	39.869 \| good	0.819 \| good	1.683 \| good	0.17 \| good
2026-04-24T15:00:00.000Z	43 \| good	6.17 \| good	27.369 \| good	46.236 \| good	0.857 \| good	1.058 \| good	0.164 \| good
2026-04-24T16:00:00.000Z	45 \| good	6.762 \| good	30.036 \| good	49.11 \| good	0.752 \| good	0.866 \| good	0.16 \| good
2026-04-24T17:00:00.000Z	46 \| good	6.427 \| good	28.531 \| good	49.793 \| good	0.647 \| good	0.674 \| good	0.155 \| good
2026-04-24T18:00:00.000Z	43 \| good	5.746 \| good	24.798 \| good	46.138 \| good	0.542 \| good	0.482 \| good	0.15 \| good
2026-04-24T19:00:00.000Z	41 \| good	4.488 \| good	19.4 \| good	44.256 \| good	0.537 \| good	0.575 \| good	0.148 \| good
2026-04-24T20:00:00.000Z	44 \| good	3.875 \| good	16.844 \| good	47.696 \| good	0.532 \| good	0.668 \| good	0.146 \| good
2026-04-24T21:00:00.000Z	46 \| good	4.503 \| good	19.455 \| good	49.706 \| good	0.527 \| good	0.761 \| good	0.145 \| good
2026-04-24T22:00:00.000Z	45 \| good	5.461 \| good	23.566 \| good	49.466 \| good	0.633 \| good	1.461 \| good	0.151 \| good
2026-04-24T23:00:00.000Z	46 \| good	5.677 \| good	24.425 \| good	49.865 \| good	0.74 \| good	2.162 \| good	0.157 \| good
2026-04-25T00:00:00.000Z	49 \| good	9.309 \| good	41.175 \| good	52.605 \| good	0.846 \| good	2.862 \| good	0.163 \| good
2026-04-25T01:00:00.000Z	58 \| moderate	13.437 \| fine	60.766 \| fine	45.747 \| good	0.821 \| good	3.038 \| good	0.164 \| good
2026-04-25T02:00:00.000Z	41 \| good	7.418 \| good	32.856 \| good	43.605 \| good	0.795 \| good	3.213 \| good	0.164 \| good
2026-04-25T03:00:00.000Z	39 \| good	3.577 \| good	15.74 \| good	41.916 \| good	0.77 \| good	3.388 \| good	0.165 \| good
2026-04-25T04:00:00.000Z	37 \| good	3.122 \| good	12.84 \| good	39.935 \| good	0.677 \| good	3.467 \| good	0.165 \| good
2026-04-25T05:00:00.000Z	33 \| good	3.671 \| good	16.016 \| good	36.268 \| good	0.584 \| good	3.545 \| good	0.165 \| good
2026-04-25T06:00:00.000Z	31 \| good	3.319 \| good	14.407 \| good	34.235 \| good	0.491 \| good	3.623 \| good	0.165 \| good
2026-04-25T07:00:00.000Z	29 \| good	3.574 \| good	15.664 \| good	30.706 \| good	0.504 \| good	3.514 \| good	0.165 \| good
2026-04-25T08:00:00.000Z	27 \| good	4.972 \| good	21.199 \| good	29.467 \| good	0.516 \| good	3.404 \| good	0.164 \| good
2026-04-25T09:00:00.000Z	27 \| good	5.461 \| good	23.199 \| good	28.065 \| good	0.528 \| good	3.295 \| good	0.164 \| good
2026-04-25T10:00:00.000Z	33 \| good	6.452 \| good	28.849 \| good	27.031 \| good	0.419 \| good	2.96 \| good	0.165 \| good
2026-04-25T11:00:00.000Z	38 \| good	7.201 \| good	31.913 \| good	27.966 \| good	0.309 \| good	2.624 \| good	0.165 \| good
2026-04-25T12:00:00.000Z	30 \| good	3.752 \| good	16.499 \| good	32.488 \| good	0.2 \| good	2.289 \| good	0.166 \| good
2026-04-25T13:00:00.000Z	35 \| good	4.391 \| good	19.099 \| good	37.505 \| good	0.154 \| good	1.896 \| good	0.164 \| good
2026-04-25T14:00:00.000Z	37 \| good	5.699 \| good	24.504 \| good	40.165 \| good	0.108 \| good	1.504 \| good	0.161 \| good
2026-04-25T15:00:00.000Z	40 \| good	6.518 \| good	28.929 \| good	43.444 \| good	0.061 \| good	1.112 \| good	0.158 \| good
2026-04-25T16:00:00.000Z	44 \| good	6.271 \| good	28.119 \| good	47.352 \| good	0.059 \| good	0.925 \| good	0.154 \| good
2026-04-25T17:00:00.000Z	47 \| good	5.092 \| good	21.871 \| good	51.341 \| good	0.057 \| good	0.738 \| good	0.15 \| good
2026-04-25T18:00:00.000Z	49 \| good	5.376 \| good	23.102 \| good	52.525 \| good	0.055 \| good	0.551 \| good	0.145 \| good
2026-04-25T19:00:00.000Z	50 \| good	5.291 \| good	22.789 \| good	53.638 \| good	0.054 \| good	0.546 \| good	0.144 \| good
2026-04-25T20:00:00.000Z	50 \| good	3.913 \| good	17.192 \| good	53.742 \| good	0.053 \| good	0.541 \| good	0.143 \| good
2026-04-25T21:00:00.000Z	49 \| good	3.666 \| good	16.174 \| good	52.877 \| good	0.053 \| good	0.535 \| good	0.142 \| good
2026-04-25T22:00:00.000Z	48 \| good	2.788 \| good	11.32 \| good	51.816 \| good	0.063 \| good	0.935 \| good	0.149 \| good
2026-04-25T23:00:00.000Z	47 \| good	3.89 \| good	16.883 \| good	51.382 \| good	0.073 \| good	1.334 \| good	0.155 \| good
2026-04-26T00:00:00.000Z	41 \| good	3.087 \| good	3.265 \| good	44.096 \| good	0.083 \| good	1.738 \| good	0.162 \| good
2026-04-26T01:00:00.000Z	49 \| good	9.467 \| good	42.357 \| good	48.396 \| good	0.175 \| good	2.172 \| good	0.168 \| good
2026-04-26T02:00:00.000Z	40 \| good	7.466 \| good	32.963 \| good	42.616 \| good	0.268 \| good	2.61 \| good	0.173 \| good

Decatur

Empower business decisions with accurate air quality data

Real-time air quality map: Monitor AQI near Decatur, Indiana

0.28ppm

How accurate is Indiana, USA air quality data?

The air quality data for Indiana, USA is gathered from reliable sources such as satellites and monitoring stations, adhering to US EPA guidelines. With the help of advanced algorithms and machine learning, factors like traffic and population density are analyzed to deliver accurate and dependable results.

Source: Ambee Data Sources

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Frequently asked questions

How frequently does the air quality data for Decatur, Indiana get updated?

Air quality updates for Decatur, Indiana are available every hour.

What time in the past 24 hours saw the poorest air quality in Decatur, Indiana?

Decatur, Indiana experienced its worst air quality at 10:00:00, 2026-04-23.

When was air quality in Decatur, Indiana the best over the past 24 hours?

The best air quality in Decatur, Indiana was observed at 06:00:00 on 2026-04-23.

What is the air quality in Decatur, Indiana right now?

The air quality in Decatur, Indiana right now is Moderate, with an AQI of 60.

What pollutant is most frequently found in Decatur, Indiana?

In Decatur, Indiana, PM2.5 is the most frequently found pollutant.

What can I do if the air quality in Decatur, Indiana is poor?

When air quality in Decatur, Indiana is compromised, staying indoors and wearing a mask can reduce health risks.

What is the PM_2.5 concentration in Decatur, Indiana right now?

Decatur, Indiana currently has a PM_2.5 concentration of 13.604 μg/m³.

What is the current level of PM₁₀ in Decatur, Indiana?

Decatur, Indiana currently has a PM₁₀ concentration of 46.104 μg/m³.

What is the current level of carbon monoxide (CO) in Decatur, Indiana?

The current carbon monoxide (CO) level in Decatur, Indiana is 0.256 ppm.

What is the current level of sulfur dioxide (SO₂) in Decatur, Indiana?

The current sulfur dioxide (SO₂) concentration in Decatur, Indiana is 1.023 ppb.

What is the current level of ozone (O₃) in Decatur, Indiana?

Decatur, Indiana currently has an ozone (O₃) concentration of 57.344 ppm.

What is the current level of nitrogen dioxide (NO₂) in Decatur, Indiana?

The current level of nitrogen dioxide (NO₂) in Decatur, Indiana is 3.959 ppb.

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