What is the PM10 level in Smyrna, Delaware at the moment?

The PM10 concentration in Smyrna, Delaware is 16.566 μg/m3 at the moment.

What is the sulfur dioxide (SO2) level in Smyrna, Delaware at the moment?

Currently, Smyrna, Delaware has a sulfur dioxide (SO2) concentration of 0.357 ppb.

What is the ozone (O3) level in Smyrna, Delaware at the moment?

The current ozone (O3) level in Smyrna, Delaware at the moment is 13.543 ppm.

What is the nitrogen dioxide (NO2) level in Smyrna, Delaware at the moment?

Nitrogen dioxide (NO2) level in Smyrna, Delaware at the moment is 7.554 ppb.

Live air quality index in Smyrna, Delaware today

Q: What is the PM2.5 level in Smyrna, Delaware at the moment?

PM2.5 levels in Smyrna, Delaware are currently 3.433 μg/m3.

Stay updated with real-time air quality in Smyrna, Delaware 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

Smyrna, Delaware

Last updated: ... (Local time)

Major air pollutants in Smyrna, Delaware

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.43 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

16.57 μg/m³

155

255

425

605+

Ozone (O₃)

13.54 ppb

201

201+

Sulfur Dioxide (SO₂)

0.36 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.55 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.39 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Smyrna, Delaware

Get Live Pollen Counts

Smyrna, Delaware

Scroll To Air Quality Map

Track live Smyrna, Delaware air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T12:00:00.000Z	27 \| good	5.401 \| good	21.409 \| good	21.295 \| good	0.409 \| good	6.051 \| good	0.259 \| good
2026-09-05T13:00:00.000Z	38 \| good	6.887 \| good	32.274 \| good	18.841 \| good	0.399 \| good	5.929 \| good	0.259 \| good
2026-09-05T14:00:00.000Z	33 \| good	6.192 \| good	33.061 \| good	22.093 \| good	0.68 \| good	4.776 \| good	0.272 \| good
2026-09-05T15:00:00.000Z	27 \| good	5.182 \| good	24.919 \| good	20.944 \| good	0.676 \| good	3.806 \| good	0.259 \| good
2026-09-05T16:00:00.000Z	27 \| good	5.12 \| good	24.797 \| good	25.699 \| good	0.639 \| good	2.726 \| good	0.259 \| good
2026-09-05T17:00:00.000Z	33 \| good	5.547 \| good	26.857 \| good	29.092 \| good	0.585 \| good	2.866 \| good	0.24 \| good
2026-09-05T18:00:00.000Z	31 \| good	5.336 \| good	24.344 \| good	34.039 \| good	0.609 \| good	2.666 \| good	0.24 \| good
2026-09-05T19:00:00.000Z	33 \| good	4.728 \| good	16.099 \| good	36.119 \| good	0.607 \| good	2.033 \| good	0.235 \| good
2026-09-05T20:00:00.000Z	35 \| good	4.554 \| good	18.056 \| good	37.595 \| good	0.427 \| good	2.686 \| good	0.222 \| good
2026-09-05T21:00:00.000Z	32 \| good	3.788 \| good	13.808 \| good	34.576 \| good	0.461 \| good	2.436 \| good	0.235 \| good
2026-09-05T22:00:00.000Z	29 \| good	4.311 \| good	14.928 \| good	30.795 \| good	0.403 \| good	3.174 \| good	0.235 \| good
2026-09-05T23:00:00.000Z	30 \| good	3.965 \| good	23.242 \| good	31.819 \| good	0.406 \| good	5.19 \| good	0.278 \| good
2026-09-06T00:00:00.000Z	31 \| good	3.895 \| good	16.595 \| good	33.974 \| good	0.422 \| good	7.646 \| good	0.287 \| good
2026-09-06T01:00:00.000Z	22 \| good	4.198 \| good	17.734 \| good	24.103 \| good	0.379 \| good	8.915 \| good	0.287 \| good
2026-09-06T02:00:00.000Z	29 \| good	5.483 \| good	30.604 \| good	22.933 \| good	0.379 \| good	9.803 \| good	0.341 \| good
2026-09-06T03:00:00.000Z	38 \| good	6.735 \| good	29.771 \| good	5.882 \| good	0.402 \| good	5.734 \| good	0.186 \| good
2026-09-06T04:00:00.000Z	33 \| good	6.216 \| good	21.59 \| good	13.8 \| good	0.322 \| good	11.386 \| good	0.377 \| good
2026-09-06T05:00:00.000Z	33 \| good	5.839 \| good	26.419 \| good	10.194 \| good	0.394 \| good	8.742 \| good	0.322 \| good
2026-09-06T06:00:00.000Z	33 \| good	5.563 \| good	18.246 \| good	8.034 \| good	0.376 \| good	7.13 \| good	0.343 \| good
2026-09-06T07:00:00.000Z	33 \| good	6.118 \| good	27.591 \| good	15.537 \| good	0.34 \| good	6.549 \| good	0.303 \| good
2026-09-06T08:00:00.000Z	27 \| good	5.474 \| good	21.634 \| good	15.368 \| good	0.309 \| good	5.152 \| good	0.322 \| good
2026-09-06T09:00:00.000Z	27 \| good	4.655 \| good	21.404 \| good	12.536 \| good	0.336 \| good	4.078 \| good	0.303 \| good
2026-09-06T10:00:00.000Z	27 \| good	5.324 \| good	24.893 \| good	11.25 \| good	0.514 \| good	4.229 \| good	0.284 \| good
2026-09-06T11:00:00.000Z	33 \| good	5.987 \| good	21.946 \| good	9.598 \| good	0.312 \| good	4.282 \| good	0.284 \| good
2026-09-06T12:00:00.000Z	33 \| good	5.621 \| good	22.483 \| good	9.046 \| good	0.475 \| good	8.393 \| good	0.28 \| good
2026-09-06T13:00:00.000Z	27 \| good	4.847 \| good	12.721 \| good	14.148 \| good	0.504 \| good	4.265 \| good	0.28 \| good
2026-09-06T14:00:00.000Z	22 \| good	4.385 \| good	16.209 \| good	19.276 \| good	0.186 \| good	3.463 \| good	0.28 \| good
2026-09-06T15:00:00.000Z	27 \| good	4.537 \| good	16.908 \| good	20.359 \| good	0.36 \| good	2.915 \| good	0.261 \| good
2026-09-06T16:00:00.000Z	26 \| good	4.314 \| good	14.476 \| good	28.41 \| good	0.362 \| good	2.444 \| good	0.303 \| good
2026-09-06T17:00:00.000Z	31 \| good	3.734 \| good	10.912 \| good	32.554 \| good	0.345 \| good	1.662 \| good	0.28 \| good
2026-09-06T18:00:00.000Z	31 \| good	4.032 \| good	11.641 \| good	33.323 \| good	0.344 \| good	2.192 \| good	0.261 \| good
2026-09-06T19:00:00.000Z	32 \| good	3.958 \| good	10.335 \| good	35.423 \| good	0.355 \| good	2.25 \| good	0.28 \| good
2026-09-06T20:00:00.000Z	32 \| good	4.118 \| good	17.46 \| good	34.872 \| good	0.338 \| good	1.352 \| good	0.28 \| good
2026-09-06T21:00:00.000Z	30 \| good	4.712 \| good	18.079 \| good	31.876 \| good	0.299 \| good	1.72 \| good	0.28 \| good
2026-09-06T22:00:00.000Z	27 \| good	3.692 \| good	17.172 \| good	28.605 \| good	0.35 \| good	1.994 \| good	0.256 \| good
2026-09-06T23:00:00.000Z	28 \| good	3.554 \| good	15.749 \| good	30.054 \| good	0.398 \| good	3.148 \| good	0.256 \| good
2026-09-07T00:00:00.000Z	25 \| good	3.778 \| good	12.094 \| good	27.164 \| good	0.355 \| good	2.209 \| good	0.256 \| good
2026-09-07T01:00:00.000Z	24 \| good	2.834 \| good	14.75 \| good	25.924 \| good	0.361 \| good	1.567 \| good	0.28 \| good
2026-09-07T02:00:00.000Z	24 \| good	2.908 \| good	18.561 \| good	25.785 \| good	0.431 \| good	3.868 \| good	0.284 \| good
2026-09-07T03:00:00.000Z	18 \| good	2.576 \| good	10.838 \| good	18.908 \| good	0.199 \| good	3.72 \| good	0.154 \| good
2026-09-07T04:00:00.000Z	27 \| good	4.569 \| good	23.107 \| good	24.73 \| good	0.535 \| good	8.302 \| good	0.352 \| good
2026-09-07T05:00:00.000Z	27 \| good	4.014 \| good	28.642 \| good	15.809 \| good	0.351 \| good	11.281 \| good	0.328 \| good
2026-09-07T06:00:00.000Z	22 \| good	4.088 \| good	17.986 \| good	10.187 \| good	0.399 \| good	8.616 \| good	0.385 \| good
2026-09-07T07:00:00.000Z	22 \| good	4.013 \| good	16.634 \| good	15.177 \| good	0.374 \| good	9.826 \| good	0.38 \| good
2026-09-07T08:00:00.000Z	22 \| good	3.982 \| good	17.155 \| good	15.334 \| good	0.343 \| good	5.733 \| good	0.366 \| good
2026-09-07T09:00:00.000Z	22 \| good	4.093 \| good	16.736 \| good	10.101 \| good	0.636 \| good	5.501 \| good	0.368 \| good
2026-09-07T10:00:00.000Z	16 \| good	3.433 \| good	16.566 \| good	13.543 \| good	0.357 \| good	7.554 \| good	0.386 \| good
2026-09-07T11:00:00.000Z	22 \| good	3.504 \| good	16.081 \| good	16.104 \| good	0.342 \| good	7.294 \| good	0.337 \| good
2026-09-07T11:00:00.000Z	16 \| good	3.433 \| good	16.566 \| good	13.543 \| good	0.357 \| good	7.554 \| good	0.386 \| good
2026-09-07T12:00:00.000Z	24 \| good	3.103 \| good	13.433 \| good	26.48 \| good	0.457 \| good	7.393 \| good	0.199 \| good
2026-09-07T13:00:00.000Z	26 \| good	3.9 \| good	17.112 \| good	28.466 \| good	0.759 \| good	6.295 \| good	0.199 \| good
2026-09-07T14:00:00.000Z	29 \| good	3.862 \| good	17.002 \| good	31.187 \| good	0.99 \| good	3.322 \| good	0.169 \| good
2026-09-07T15:00:00.000Z	34 \| good	3.176 \| good	13.292 \| good	36.575 \| good	0.596 \| good	1.367 \| good	0.148 \| good
2026-09-07T16:00:00.000Z	36 \| good	2.808 \| good	11.696 \| good	39.022 \| good	0.463 \| good	0.861 \| good	0.144 \| good
2026-09-07T17:00:00.000Z	36 \| good	1.698 \| good	7.032 \| good	38.954 \| good	0.425 \| good	0.683 \| good	0.144 \| good
2026-09-07T18:00:00.000Z	39 \| good	1.676 \| good	7.006 \| good	42.486 \| good	0.409 \| good	0.623 \| good	0.144 \| good
2026-09-07T19:00:00.000Z	44 \| good	2.01 \| good	8.368 \| good	46.762 \| good	0.403 \| good	0.614 \| good	0.145 \| good
2026-09-07T20:00:00.000Z	45 \| good	2.2 \| good	8.847 \| good	48.669 \| good	0.398 \| good	0.651 \| good	0.146 \| good
2026-09-07T21:00:00.000Z	41 \| good	2.198 \| good	9.034 \| good	43.648 \| good	0.398 \| good	0.745 \| good	0.147 \| good
2026-09-07T22:00:00.000Z	32 \| good	2.037 \| good	8.115 \| good	35.149 \| good	0.395 \| good	1.061 \| good	0.151 \| good
2026-09-07T23:00:00.000Z	24 \| good	1.969 \| good	8.056 \| good	26.313 \| good	0.389 \| good	2.444 \| good	0.163 \| good
2026-09-08T00:00:00.000Z	21 \| good	2.566 \| good	10.745 \| good	23.231 \| good	0.388 \| good	5.767 \| good	0.189 \| good
2026-09-08T01:00:00.000Z	18 \| good	3.278 \| good	14.448 \| good	19.243 \| good	0.396 \| good	7.981 \| good	0.207 \| good
2026-09-08T02:00:00.000Z	16 \| good	3.496 \| good	15.4 \| good	15.472 \| good	0.408 \| good	9.584 \| good	0.219 \| good
2026-09-08T03:00:00.000Z	22 \| good	4.318 \| good	18.564 \| good	16.506 \| good	0.415 \| good	11.309 \| good	0.231 \| good
2026-09-08T04:00:00.000Z	27 \| good	5.21 \| good	22.507 \| good	20.393 \| good	0.424 \| good	12.763 \| good	0.241 \| good
2026-09-08T05:00:00.000Z	22 \| good	4.257 \| good	18.666 \| good	18.07 \| good	0.425 \| good	13.791 \| good	0.248 \| good
2026-09-08T06:00:00.000Z	16 \| good	3.149 \| good	13.71 \| good	14.737 \| good	0.424 \| good	14.317 \| good	0.249 \| good
2026-09-08T07:00:00.000Z	16 \| good	2.571 \| good	10.673 \| good	14.025 \| good	0.285 \| good	14.265 \| good	0.248 \| good
2026-09-08T08:00:00.000Z	16 \| good	3.205 \| good	13.945 \| good	11.593 \| good	0.276 \| good	13.48 \| good	0.244 \| good
2026-09-08T09:00:00.000Z	27 \| good	4.761 \| good	20.552 \| good	10.79 \| good	0.271 \| good	12.485 \| good	0.239 \| good
2026-09-08T10:00:00.000Z	27 \| good	5.121 \| good	22.03 \| good	11.149 \| good	0.272 \| good	11.971 \| good	0.237 \| good
2026-09-08T11:00:00.000Z	27 \| good	4.513 \| good	19.565 \| good	10.789 \| good	0.283 \| good	11.258 \| good	0.242 \| good
2026-09-08T12:00:00.000Z	27 \| good	5.033 \| good	21.917 \| good	15.727 \| good	0.287 \| good	9.118 \| good	0.257 \| good
2026-09-08T13:00:00.000Z	33 \| good	5.918 \| good	26.216 \| good	23.38 \| good	0.38 \| good	6.926 \| good	0.232 \| good
2026-09-08T14:00:00.000Z	33 \| good	5.676 \| good	24.537 \| good	31.698 \| good	0.834 \| good	4.982 \| good	0.208 \| good
2026-09-08T15:00:00.000Z	32 \| good	4.588 \| good	20.193 \| good	34.627 \| good	0.881 \| good	2.474 \| good	0.181 \| good
2026-09-08T16:00:00.000Z	33 \| good	3.975 \| good	17.575 \| good	35.879 \| good	0.768 \| good	1.391 \| good	0.171 \| good
2026-09-08T17:00:00.000Z	34 \| good	3.668 \| good	16.174 \| good	36.793 \| good	0.698 \| good	0.988 \| good	0.168 \| good
2026-09-08T18:00:00.000Z	36 \| good	3.631 \| good	15.775 \| good	39.442 \| good	0.652 \| good	0.81 \| good	0.167 \| good
2026-09-08T19:00:00.000Z	38 \| good	2.853 \| good	11.836 \| good	41.269 \| good	0.615 \| good	0.771 \| good	0.168 \| good
2026-09-08T20:00:00.000Z	38 \| good	2.027 \| good	8.338 \| good	40.882 \| good	0.582 \| good	0.801 \| good	0.168 \| good
2026-09-08T21:00:00.000Z	37 \| good	1.46 \| good	5.926 \| good	40.436 \| good	0.559 \| good	0.915 \| good	0.169 \| good
2026-09-08T22:00:00.000Z	32 \| good	2.207 \| good	9.022 \| good	35.089 \| good	0.53 \| good	1.359 \| good	0.173 \| good
2026-09-08T23:00:00.000Z	24 \| good	3.722 \| good	16.301 \| good	26.34 \| good	0.498 \| good	2.394 \| good	0.181 \| good
2026-09-09T00:00:00.000Z	19 \| good	3.048 \| good	13.025 \| good	20.598 \| good	0.441 \| good	4.773 \| good	0.198 \| good
2026-09-09T01:00:00.000Z	22 \| good	4.38 \| good	18.983 \| good	21.522 \| good	0.397 \| good	5.239 \| good	0.198 \| good
2026-09-09T02:00:00.000Z	33 \| good	6.299 \| good	28.094 \| good	23.965 \| good	0.36 \| good	5.13 \| good	0.193 \| good
2026-09-09T03:00:00.000Z	44 \| good	7.745 \| good	34.327 \| good	24.99 \| good	0.329 \| good	4.961 \| good	0.187 \| good
2026-09-09T04:00:00.000Z	52 \| moderate	10.225 \| good	45.005 \| good	24.946 \| good	0.306 \| good	4.636 \| good	0.181 \| good
2026-09-09T05:00:00.000Z	52 \| moderate	9.566 \| good	42.503 \| good	20.411 \| good	0.295 \| good	4.065 \| good	0.174 \| good
2026-09-09T06:00:00.000Z	44 \| good	7.599 \| good	33.348 \| good	14.354 \| good	0.3 \| good	3.559 \| good	0.168 \| good
2026-09-09T07:00:00.000Z	33 \| good	5.753 \| good	24.857 \| good	15.503 \| good	0.314 \| good	3.377 \| good	0.165 \| good
2026-09-09T08:00:00.000Z	27 \| good	5.304 \| good	22.901 \| good	16.34 \| good	0.335 \| good	3.471 \| good	0.164 \| good
2026-09-09T09:00:00.000Z	22 \| good	4.112 \| good	18 \| good	15.075 \| good	0.359 \| good	3.648 \| good	0.165 \| good
2026-09-09T10:00:00.000Z	27 \| good	4.824 \| good	20.744 \| good	18.716 \| good	0.382 \| good	3.797 \| good	0.165 \| good
2026-09-09T11:00:00.000Z	27 \| good	4.573 \| good	19.744 \| good	19.126 \| good	0.399 \| good	4.026 \| good	0.167 \| good

Smyrna

Get reliable air quality data to drive your business

Smyrna, Delaware air quality map: Stay updated on AQI near you

0.39ppm

How accurate is Delaware, USA air quality data?

Air quality and pollutant data for Delaware, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

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Frequently asked questions

How often is air quality information updated for Smyrna, Delaware?

The air quality information for Smyrna, Delaware is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Smyrna, Delaware at its worst?

In the past 24 hours, the air quality in Smyrna, Delaware was at its worst at 12:00:00 on 2026-09-06.

When did Smyrna, Delaware experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Smyrna, Delaware was observed at 10:00:00 on 2026-09-07.

What is the AQI in Smyrna, Delaware right now?

As of now, the AQI in Smyrna, Delaware is 16, indicating Good conditions.

What is the most common type of pollution in Smyrna, Delaware?

Smyrna, Delaware air has the highest levels of PM10.

What should I do in case of poor air quality in Smyrna, Delaware?

Poor air quality in Smyrna, Delaware means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Smyrna, Delaware at the moment?

PM_2.5 levels in Smyrna, Delaware are currently 3.433 μg/m³.

What is the PM₁₀ level in Smyrna, Delaware at the moment?

The PM₁₀ concentration in Smyrna, Delaware is 16.566 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Smyrna, Delaware at the moment?

The current carbon monoxide (CO) concentration in Smyrna, Delaware is 0.386 ppm.

What is the sulfur dioxide (SO₂) level in Smyrna, Delaware at the moment?

Currently, Smyrna, Delaware has a sulfur dioxide (SO₂) concentration of 0.357 ppb.

What is the ozone (O₃) level in Smyrna, Delaware at the moment?

The current ozone (O₃) level in Smyrna, Delaware at the moment is 13.543 ppm.

What is the nitrogen dioxide (NO₂) level in Smyrna, Delaware at the moment?

Nitrogen dioxide (NO₂) level in Smyrna, Delaware at the moment is 7.554 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T12:00:00.000Z	27 \| good	5.401 \| good	21.409 \| good	21.295 \| good	0.409 \| good	6.051 \| good	0.259 \| good
2026-09-05T13:00:00.000Z	38 \| good	6.887 \| good	32.274 \| good	18.841 \| good	0.399 \| good	5.929 \| good	0.259 \| good
2026-09-05T14:00:00.000Z	33 \| good	6.192 \| good	33.061 \| good	22.093 \| good	0.68 \| good	4.776 \| good	0.272 \| good
2026-09-05T15:00:00.000Z	27 \| good	5.182 \| good	24.919 \| good	20.944 \| good	0.676 \| good	3.806 \| good	0.259 \| good
2026-09-05T16:00:00.000Z	27 \| good	5.12 \| good	24.797 \| good	25.699 \| good	0.639 \| good	2.726 \| good	0.259 \| good
2026-09-05T17:00:00.000Z	33 \| good	5.547 \| good	26.857 \| good	29.092 \| good	0.585 \| good	2.866 \| good	0.24 \| good
2026-09-05T18:00:00.000Z	31 \| good	5.336 \| good	24.344 \| good	34.039 \| good	0.609 \| good	2.666 \| good	0.24 \| good
2026-09-05T19:00:00.000Z	33 \| good	4.728 \| good	16.099 \| good	36.119 \| good	0.607 \| good	2.033 \| good	0.235 \| good
2026-09-05T20:00:00.000Z	35 \| good	4.554 \| good	18.056 \| good	37.595 \| good	0.427 \| good	2.686 \| good	0.222 \| good
2026-09-05T21:00:00.000Z	32 \| good	3.788 \| good	13.808 \| good	34.576 \| good	0.461 \| good	2.436 \| good	0.235 \| good
2026-09-05T22:00:00.000Z	29 \| good	4.311 \| good	14.928 \| good	30.795 \| good	0.403 \| good	3.174 \| good	0.235 \| good
2026-09-05T23:00:00.000Z	30 \| good	3.965 \| good	23.242 \| good	31.819 \| good	0.406 \| good	5.19 \| good	0.278 \| good
2026-09-06T00:00:00.000Z	31 \| good	3.895 \| good	16.595 \| good	33.974 \| good	0.422 \| good	7.646 \| good	0.287 \| good
2026-09-06T01:00:00.000Z	22 \| good	4.198 \| good	17.734 \| good	24.103 \| good	0.379 \| good	8.915 \| good	0.287 \| good
2026-09-06T02:00:00.000Z	29 \| good	5.483 \| good	30.604 \| good	22.933 \| good	0.379 \| good	9.803 \| good	0.341 \| good
2026-09-06T03:00:00.000Z	38 \| good	6.735 \| good	29.771 \| good	5.882 \| good	0.402 \| good	5.734 \| good	0.186 \| good
2026-09-06T04:00:00.000Z	33 \| good	6.216 \| good	21.59 \| good	13.8 \| good	0.322 \| good	11.386 \| good	0.377 \| good
2026-09-06T05:00:00.000Z	33 \| good	5.839 \| good	26.419 \| good	10.194 \| good	0.394 \| good	8.742 \| good	0.322 \| good
2026-09-06T06:00:00.000Z	33 \| good	5.563 \| good	18.246 \| good	8.034 \| good	0.376 \| good	7.13 \| good	0.343 \| good
2026-09-06T07:00:00.000Z	33 \| good	6.118 \| good	27.591 \| good	15.537 \| good	0.34 \| good	6.549 \| good	0.303 \| good
2026-09-06T08:00:00.000Z	27 \| good	5.474 \| good	21.634 \| good	15.368 \| good	0.309 \| good	5.152 \| good	0.322 \| good
2026-09-06T09:00:00.000Z	27 \| good	4.655 \| good	21.404 \| good	12.536 \| good	0.336 \| good	4.078 \| good	0.303 \| good
2026-09-06T10:00:00.000Z	27 \| good	5.324 \| good	24.893 \| good	11.25 \| good	0.514 \| good	4.229 \| good	0.284 \| good
2026-09-06T11:00:00.000Z	33 \| good	5.987 \| good	21.946 \| good	9.598 \| good	0.312 \| good	4.282 \| good	0.284 \| good
2026-09-06T12:00:00.000Z	33 \| good	5.621 \| good	22.483 \| good	9.046 \| good	0.475 \| good	8.393 \| good	0.28 \| good
2026-09-06T13:00:00.000Z	27 \| good	4.847 \| good	12.721 \| good	14.148 \| good	0.504 \| good	4.265 \| good	0.28 \| good
2026-09-06T14:00:00.000Z	22 \| good	4.385 \| good	16.209 \| good	19.276 \| good	0.186 \| good	3.463 \| good	0.28 \| good
2026-09-06T15:00:00.000Z	27 \| good	4.537 \| good	16.908 \| good	20.359 \| good	0.36 \| good	2.915 \| good	0.261 \| good
2026-09-06T16:00:00.000Z	26 \| good	4.314 \| good	14.476 \| good	28.41 \| good	0.362 \| good	2.444 \| good	0.303 \| good
2026-09-06T17:00:00.000Z	31 \| good	3.734 \| good	10.912 \| good	32.554 \| good	0.345 \| good	1.662 \| good	0.28 \| good
2026-09-06T18:00:00.000Z	31 \| good	4.032 \| good	11.641 \| good	33.323 \| good	0.344 \| good	2.192 \| good	0.261 \| good
2026-09-06T19:00:00.000Z	32 \| good	3.958 \| good	10.335 \| good	35.423 \| good	0.355 \| good	2.25 \| good	0.28 \| good
2026-09-06T20:00:00.000Z	32 \| good	4.118 \| good	17.46 \| good	34.872 \| good	0.338 \| good	1.352 \| good	0.28 \| good
2026-09-06T21:00:00.000Z	30 \| good	4.712 \| good	18.079 \| good	31.876 \| good	0.299 \| good	1.72 \| good	0.28 \| good
2026-09-06T22:00:00.000Z	27 \| good	3.692 \| good	17.172 \| good	28.605 \| good	0.35 \| good	1.994 \| good	0.256 \| good
2026-09-06T23:00:00.000Z	28 \| good	3.554 \| good	15.749 \| good	30.054 \| good	0.398 \| good	3.148 \| good	0.256 \| good
2026-09-07T00:00:00.000Z	25 \| good	3.778 \| good	12.094 \| good	27.164 \| good	0.355 \| good	2.209 \| good	0.256 \| good
2026-09-07T01:00:00.000Z	24 \| good	2.834 \| good	14.75 \| good	25.924 \| good	0.361 \| good	1.567 \| good	0.28 \| good
2026-09-07T02:00:00.000Z	24 \| good	2.908 \| good	18.561 \| good	25.785 \| good	0.431 \| good	3.868 \| good	0.284 \| good
2026-09-07T03:00:00.000Z	18 \| good	2.576 \| good	10.838 \| good	18.908 \| good	0.199 \| good	3.72 \| good	0.154 \| good
2026-09-07T04:00:00.000Z	27 \| good	4.569 \| good	23.107 \| good	24.73 \| good	0.535 \| good	8.302 \| good	0.352 \| good
2026-09-07T05:00:00.000Z	27 \| good	4.014 \| good	28.642 \| good	15.809 \| good	0.351 \| good	11.281 \| good	0.328 \| good
2026-09-07T06:00:00.000Z	22 \| good	4.088 \| good	17.986 \| good	10.187 \| good	0.399 \| good	8.616 \| good	0.385 \| good
2026-09-07T07:00:00.000Z	22 \| good	4.013 \| good	16.634 \| good	15.177 \| good	0.374 \| good	9.826 \| good	0.38 \| good
2026-09-07T08:00:00.000Z	22 \| good	3.982 \| good	17.155 \| good	15.334 \| good	0.343 \| good	5.733 \| good	0.366 \| good
2026-09-07T09:00:00.000Z	22 \| good	4.093 \| good	16.736 \| good	10.101 \| good	0.636 \| good	5.501 \| good	0.368 \| good
2026-09-07T10:00:00.000Z	16 \| good	3.433 \| good	16.566 \| good	13.543 \| good	0.357 \| good	7.554 \| good	0.386 \| good
2026-09-07T11:00:00.000Z	22 \| good	3.504 \| good	16.081 \| good	16.104 \| good	0.342 \| good	7.294 \| good	0.337 \| good
2026-09-07T11:00:00.000Z	16 \| good	3.433 \| good	16.566 \| good	13.543 \| good	0.357 \| good	7.554 \| good	0.386 \| good
2026-09-07T12:00:00.000Z	24 \| good	3.103 \| good	13.433 \| good	26.48 \| good	0.457 \| good	7.393 \| good	0.199 \| good
2026-09-07T13:00:00.000Z	26 \| good	3.9 \| good	17.112 \| good	28.466 \| good	0.759 \| good	6.295 \| good	0.199 \| good
2026-09-07T14:00:00.000Z	29 \| good	3.862 \| good	17.002 \| good	31.187 \| good	0.99 \| good	3.322 \| good	0.169 \| good
2026-09-07T15:00:00.000Z	34 \| good	3.176 \| good	13.292 \| good	36.575 \| good	0.596 \| good	1.367 \| good	0.148 \| good
2026-09-07T16:00:00.000Z	36 \| good	2.808 \| good	11.696 \| good	39.022 \| good	0.463 \| good	0.861 \| good	0.144 \| good
2026-09-07T17:00:00.000Z	36 \| good	1.698 \| good	7.032 \| good	38.954 \| good	0.425 \| good	0.683 \| good	0.144 \| good
2026-09-07T18:00:00.000Z	39 \| good	1.676 \| good	7.006 \| good	42.486 \| good	0.409 \| good	0.623 \| good	0.144 \| good
2026-09-07T19:00:00.000Z	44 \| good	2.01 \| good	8.368 \| good	46.762 \| good	0.403 \| good	0.614 \| good	0.145 \| good
2026-09-07T20:00:00.000Z	45 \| good	2.2 \| good	8.847 \| good	48.669 \| good	0.398 \| good	0.651 \| good	0.146 \| good
2026-09-07T21:00:00.000Z	41 \| good	2.198 \| good	9.034 \| good	43.648 \| good	0.398 \| good	0.745 \| good	0.147 \| good
2026-09-07T22:00:00.000Z	32 \| good	2.037 \| good	8.115 \| good	35.149 \| good	0.395 \| good	1.061 \| good	0.151 \| good
2026-09-07T23:00:00.000Z	24 \| good	1.969 \| good	8.056 \| good	26.313 \| good	0.389 \| good	2.444 \| good	0.163 \| good
2026-09-08T00:00:00.000Z	21 \| good	2.566 \| good	10.745 \| good	23.231 \| good	0.388 \| good	5.767 \| good	0.189 \| good
2026-09-08T01:00:00.000Z	18 \| good	3.278 \| good	14.448 \| good	19.243 \| good	0.396 \| good	7.981 \| good	0.207 \| good
2026-09-08T02:00:00.000Z	16 \| good	3.496 \| good	15.4 \| good	15.472 \| good	0.408 \| good	9.584 \| good	0.219 \| good
2026-09-08T03:00:00.000Z	22 \| good	4.318 \| good	18.564 \| good	16.506 \| good	0.415 \| good	11.309 \| good	0.231 \| good
2026-09-08T04:00:00.000Z	27 \| good	5.21 \| good	22.507 \| good	20.393 \| good	0.424 \| good	12.763 \| good	0.241 \| good
2026-09-08T05:00:00.000Z	22 \| good	4.257 \| good	18.666 \| good	18.07 \| good	0.425 \| good	13.791 \| good	0.248 \| good
2026-09-08T06:00:00.000Z	16 \| good	3.149 \| good	13.71 \| good	14.737 \| good	0.424 \| good	14.317 \| good	0.249 \| good
2026-09-08T07:00:00.000Z	16 \| good	2.571 \| good	10.673 \| good	14.025 \| good	0.285 \| good	14.265 \| good	0.248 \| good
2026-09-08T08:00:00.000Z	16 \| good	3.205 \| good	13.945 \| good	11.593 \| good	0.276 \| good	13.48 \| good	0.244 \| good
2026-09-08T09:00:00.000Z	27 \| good	4.761 \| good	20.552 \| good	10.79 \| good	0.271 \| good	12.485 \| good	0.239 \| good
2026-09-08T10:00:00.000Z	27 \| good	5.121 \| good	22.03 \| good	11.149 \| good	0.272 \| good	11.971 \| good	0.237 \| good
2026-09-08T11:00:00.000Z	27 \| good	4.513 \| good	19.565 \| good	10.789 \| good	0.283 \| good	11.258 \| good	0.242 \| good
2026-09-08T12:00:00.000Z	27 \| good	5.033 \| good	21.917 \| good	15.727 \| good	0.287 \| good	9.118 \| good	0.257 \| good
2026-09-08T13:00:00.000Z	33 \| good	5.918 \| good	26.216 \| good	23.38 \| good	0.38 \| good	6.926 \| good	0.232 \| good
2026-09-08T14:00:00.000Z	33 \| good	5.676 \| good	24.537 \| good	31.698 \| good	0.834 \| good	4.982 \| good	0.208 \| good
2026-09-08T15:00:00.000Z	32 \| good	4.588 \| good	20.193 \| good	34.627 \| good	0.881 \| good	2.474 \| good	0.181 \| good
2026-09-08T16:00:00.000Z	33 \| good	3.975 \| good	17.575 \| good	35.879 \| good	0.768 \| good	1.391 \| good	0.171 \| good
2026-09-08T17:00:00.000Z	34 \| good	3.668 \| good	16.174 \| good	36.793 \| good	0.698 \| good	0.988 \| good	0.168 \| good
2026-09-08T18:00:00.000Z	36 \| good	3.631 \| good	15.775 \| good	39.442 \| good	0.652 \| good	0.81 \| good	0.167 \| good
2026-09-08T19:00:00.000Z	38 \| good	2.853 \| good	11.836 \| good	41.269 \| good	0.615 \| good	0.771 \| good	0.168 \| good
2026-09-08T20:00:00.000Z	38 \| good	2.027 \| good	8.338 \| good	40.882 \| good	0.582 \| good	0.801 \| good	0.168 \| good
2026-09-08T21:00:00.000Z	37 \| good	1.46 \| good	5.926 \| good	40.436 \| good	0.559 \| good	0.915 \| good	0.169 \| good
2026-09-08T22:00:00.000Z	32 \| good	2.207 \| good	9.022 \| good	35.089 \| good	0.53 \| good	1.359 \| good	0.173 \| good
2026-09-08T23:00:00.000Z	24 \| good	3.722 \| good	16.301 \| good	26.34 \| good	0.498 \| good	2.394 \| good	0.181 \| good
2026-09-09T00:00:00.000Z	19 \| good	3.048 \| good	13.025 \| good	20.598 \| good	0.441 \| good	4.773 \| good	0.198 \| good
2026-09-09T01:00:00.000Z	22 \| good	4.38 \| good	18.983 \| good	21.522 \| good	0.397 \| good	5.239 \| good	0.198 \| good
2026-09-09T02:00:00.000Z	33 \| good	6.299 \| good	28.094 \| good	23.965 \| good	0.36 \| good	5.13 \| good	0.193 \| good
2026-09-09T03:00:00.000Z	44 \| good	7.745 \| good	34.327 \| good	24.99 \| good	0.329 \| good	4.961 \| good	0.187 \| good
2026-09-09T04:00:00.000Z	52 \| moderate	10.225 \| good	45.005 \| good	24.946 \| good	0.306 \| good	4.636 \| good	0.181 \| good
2026-09-09T05:00:00.000Z	52 \| moderate	9.566 \| good	42.503 \| good	20.411 \| good	0.295 \| good	4.065 \| good	0.174 \| good
2026-09-09T06:00:00.000Z	44 \| good	7.599 \| good	33.348 \| good	14.354 \| good	0.3 \| good	3.559 \| good	0.168 \| good
2026-09-09T07:00:00.000Z	33 \| good	5.753 \| good	24.857 \| good	15.503 \| good	0.314 \| good	3.377 \| good	0.165 \| good
2026-09-09T08:00:00.000Z	27 \| good	5.304 \| good	22.901 \| good	16.34 \| good	0.335 \| good	3.471 \| good	0.164 \| good
2026-09-09T09:00:00.000Z	22 \| good	4.112 \| good	18 \| good	15.075 \| good	0.359 \| good	3.648 \| good	0.165 \| good
2026-09-09T10:00:00.000Z	27 \| good	4.824 \| good	20.744 \| good	18.716 \| good	0.382 \| good	3.797 \| good	0.165 \| good
2026-09-09T11:00:00.000Z	27 \| good	4.573 \| good	19.744 \| good	19.126 \| good	0.399 \| good	4.026 \| good	0.167 \| good

Live air quality index in Smyrna, Delaware today

Major air pollutants in Smyrna, Delaware

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Air quality in nearby cities

Dover, Delaware

Middletown, Delaware

Bridgeton, New Jersey

Glasgow, Delaware

Bear, Delaware

Elkton, Maryland

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Frequently asked questions

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What is the sulfur dioxide (SO2) level in Smyrna, Delaware at the moment?

What is the ozone (O3) level in Smyrna, Delaware at the moment?

What is the nitrogen dioxide (NO2) level in Smyrna, Delaware at the moment?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 level in Smyrna, Delaware at the moment?

What is the PM₁₀ level in Smyrna, Delaware at the moment?

What is the sulfur dioxide (SO₂) level in Smyrna, Delaware at the moment?

What is the ozone (O₃) level in Smyrna, Delaware at the moment?

What is the nitrogen dioxide (NO₂) level in Smyrna, Delaware at the moment?