What is the current concentration of PM10 in Upper Darby, Pennsylvania?

The current PM10 concentration at Upper Darby, Pennsylvania is 22.19 μg/m3.

What is the current concentration of sulfur dioxide (SO2) in Upper Darby, Pennsylvania?

The current sulfur dioxide (SO2) concentration at Upper Darby, Pennsylvania is 0.144 ppb.

What is the current concentration of ozone (O3) in Upper Darby, Pennsylvania?

The current ozone (O3) concentration at Upper Darby, Pennsylvania is 50.853 ppm.

What is the current concentration of nitrogen dioxide (NO2) in Upper Darby, Pennsylvania?

The current nitrogen dioxide (NO2) concentration at Upper Darby, Pennsylvania is 4.095 ppb.

Upper Darby, Pennsylvania live air quality index now

Q: What is the current concentration of PM2.5 in Upper Darby, Pennsylvania?

The current PM2.5 concentration at Upper Darby, Pennsylvania is 5.018 μg/m3.

Stay updated with real-time air quality in Upper Darby, Pennsylvania 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

Upper Darby, Pennsylvania

Last updated: ... (Local time)

Major air pollutants in Upper Darby, Pennsylvania

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

5.02 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

22.19 μg/m³

155

255

425

605+

Ozone (O₃)

50.85 ppb

201

201+

Sulfur Dioxide (SO₂)

0.14 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

4.09 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.29 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Upper Darby, Pennsylvania

Get Live Pollen Counts

Upper Darby, Pennsylvania

Scroll To Air Quality Map

Track live Upper Darby, Pennsylvania air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T23:00:00.000Z	40 \| good	6.308 \| good	27.586 \| good	42.714 \| good	0.368 \| good	10.73 \| good	0.4 \| good
2026-07-22T00:00:00.000Z	38 \| good	5.311 \| good	23.201 \| good	41.389 \| good	0.384 \| good	7.95 \| good	0.384 \| good
2026-07-22T01:00:00.000Z	40 \| good	4.606 \| good	21.306 \| good	43.444 \| good	0.387 \| good	7.332 \| good	0.431 \| good
2026-07-22T02:00:00.000Z	37 \| good	4.579 \| good	20.942 \| good	40.477 \| good	0.379 \| good	6.256 \| good	0.348 \| good
2026-07-22T03:00:00.000Z	36 \| good	4.643 \| good	20.03 \| good	39.463 \| good	0.407 \| good	9.91 \| good	0.348 \| good
2026-07-22T04:00:00.000Z	35 \| good	4.699 \| good	20.58 \| good	38.338 \| good	0.377 \| good	9.977 \| good	0.348 \| good
2026-07-22T05:00:00.000Z	33 \| good	4.191 \| good	18.69 \| good	36.163 \| good	0.392 \| good	8.831 \| good	0.332 \| good
2026-07-22T06:00:00.000Z	31 \| good	4.107 \| good	17.956 \| good	32.77 \| good	0.465 \| good	5.274 \| good	0.316 \| good
2026-07-22T07:00:00.000Z	30 \| good	4.031 \| good	18.184 \| good	31.738 \| good	0.465 \| good	4.408 \| good	0.316 \| good
2026-07-22T08:00:00.000Z	26 \| good	3.99 \| good	17.913 \| good	28.385 \| good	0.361 \| good	5.614 \| good	0.263 \| good
2026-07-22T09:00:00.000Z	26 \| good	3.953 \| good	17.839 \| good	27.927 \| good	0.369 \| good	7.341 \| good	0.285 \| good
2026-07-22T10:00:00.000Z	27 \| good	3.928 \| good	17.647 \| good	28.649 \| good	0.476 \| good	10.834 \| good	0.285 \| good
2026-07-22T11:00:00.000Z	24 \| good	4.163 \| good	18.665 \| good	26.27 \| good	0.476 \| good	7.929 \| good	0.332 \| good
2026-07-22T12:00:00.000Z	23 \| good	4.304 \| good	19.079 \| good	25.212 \| good	0.566 \| good	8.036 \| good	0.411 \| good
2026-07-22T13:00:00.000Z	22 \| good	4.225 \| good	18.385 \| good	24.144 \| good	0.535 \| good	14.095 \| good	0.411 \| good
2026-07-22T14:00:00.000Z	27 \| good	4.695 \| good	20.835 \| good	25.791 \| good	0.525 \| good	9.396 \| good	0.374 \| good
2026-07-22T15:00:00.000Z	33 \| good	6.272 \| good	27.241 \| good	30.091 \| good	0.497 \| good	8.94 \| good	0.379 \| good
2026-07-22T16:00:00.000Z	44 \| good	7.545 \| good	34.013 \| good	36.68 \| good	0.301 \| good	7.961 \| good	0.379 \| good
2026-07-22T17:00:00.000Z	49 \| good	8.976 \| good	40.08 \| good	41.53 \| good	0.288 \| good	7.239 \| good	0.379 \| good
2026-07-22T18:00:00.000Z	52 \| moderate	9.997 \| good	44.17 \| good	45.527 \| good	0.42 \| good	6.574 \| good	0.354 \| good
2026-07-22T19:00:00.000Z	52 \| moderate	10.037 \| good	44.461 \| good	46.448 \| good	0.42 \| good	6.755 \| good	0.354 \| good
2026-07-22T20:00:00.000Z	52 \| moderate	9.948 \| good	44.543 \| good	50.629 \| good	0.396 \| good	6.642 \| good	0.353 \| good
2026-07-22T21:00:00.000Z	49 \| good	9.46 \| good	42.629 \| good	50.413 \| good	0.388 \| good	8.351 \| good	0.354 \| good
2026-07-22T22:00:00.000Z	49 \| good	9.129 \| good	40.245 \| good	49.059 \| good	0.363 \| good	7.092 \| good	0.317 \| good
2026-07-22T23:00:00.000Z	49 \| good	8.791 \| good	39.109 \| good	48.354 \| good	0.566 \| good	6.194 \| good	0.338 \| good
2026-07-23T00:00:00.000Z	49 \| good	8.519 \| good	37.551 \| good	46.106 \| good	0.454 \| good	9.453 \| good	0.322 \| good
2026-07-23T01:00:00.000Z	49 \| good	8.522 \| good	37.996 \| good	43.481 \| good	0.366 \| good	8.898 \| good	0.322 \| good
2026-07-23T02:00:00.000Z	49 \| good	8.517 \| good	37.713 \| good	43.398 \| good	0.359 \| good	8.148 \| good	0.301 \| good
2026-07-23T03:00:00.000Z	23 \| good	0.603 \| good	1.996 \| good	24.734 \| good	0.633 \| good	6.76 \| good	0.204 \| good
2026-07-23T04:00:00.000Z	38 \| good	6.594 \| good	29.154 \| good	37.782 \| good	0.398 \| good	6.646 \| good	0.248 \| good
2026-07-23T05:00:00.000Z	31 \| good	5.498 \| good	24.184 \| good	33.599 \| good	0.396 \| good	6.441 \| good	0.248 \| good
2026-07-23T06:00:00.000Z	29 \| good	4.597 \| good	20.168 \| good	31.314 \| good	0.402 \| good	4.934 \| good	0.232 \| good
2026-07-23T07:00:00.000Z	29 \| good	4.058 \| good	17.706 \| good	30.625 \| good	0.424 \| good	4.145 \| good	0.232 \| good
2026-07-23T08:00:00.000Z	27 \| good	3.612 \| good	15.723 \| good	29.066 \| good	0.285 \| good	4.089 \| good	0.232 \| good
2026-07-23T09:00:00.000Z	27 \| good	3.278 \| good	14.524 \| good	28.546 \| good	0.455 \| good	6.17 \| good	0.232 \| good
2026-07-23T10:00:00.000Z	26 \| good	3.149 \| good	13.835 \| good	28.12 \| good	0.456 \| good	7.912 \| good	0.237 \| good
2026-07-23T11:00:00.000Z	24 \| good	3.208 \| good	14.641 \| good	26.445 \| good	0.527 \| good	9.285 \| good	0.285 \| good
2026-07-23T12:00:00.000Z	24 \| good	3.455 \| good	15.319 \| good	25.698 \| good	0.419 \| good	12.012 \| good	0.327 \| good
2026-07-23T13:00:00.000Z	26 \| good	3.366 \| good	14.922 \| good	28.205 \| good	0.537 \| good	11.579 \| good	0.295 \| good
2026-07-23T14:00:00.000Z	28 \| good	3.169 \| good	13.872 \| good	30.467 \| good	0.519 \| good	9.309 \| good	0.258 \| good
2026-07-23T15:00:00.000Z	31 \| good	3.282 \| good	14.31 \| good	33.141 \| good	0.428 \| good	7.329 \| good	0.253 \| good
2026-07-23T16:00:00.000Z	33 \| good	3.47 \| good	15.445 \| good	36.344 \| good	0.182 \| good	7.044 \| good	0.253 \| good
2026-07-23T17:00:00.000Z	38 \| good	3.528 \| good	15.508 \| good	40.602 \| good	0.195 \| good	5.788 \| good	0.215 \| good
2026-07-23T18:00:00.000Z	43 \| good	3.686 \| good	16.387 \| good	45.551 \| good	0.347 \| good	4.724 \| good	0.237 \| good
2026-07-23T19:00:00.000Z	44 \| good	3.76 \| good	16.85 \| good	47.699 \| good	0.358 \| good	3.91 \| good	0.242 \| good
2026-07-23T20:00:00.000Z	48 \| good	3.986 \| good	17.788 \| good	51.523 \| good	0.192 \| good	2.72 \| good	0.242 \| good
2026-07-23T21:00:00.000Z	49 \| good	4.025 \| good	18.075 \| good	52.812 \| good	0.2 \| good	3.962 \| good	0.242 \| good
2026-07-23T22:00:00.000Z	47 \| good	5.018 \| good	22.19 \| good	50.853 \| good	0.144 \| good	4.095 \| good	0.291 \| good
2026-07-23T23:00:00.000Z	46 \| good	7.186 \| good	31.664 \| good	50.256 \| good	0.556 \| good	1.866 \| good	0.142 \| good
2026-07-24T00:00:00.000Z	34 \| good	4.853 \| good	21.13 \| good	37.108 \| good	0.527 \| good	4.398 \| good	0.159 \| good
2026-07-24T01:00:00.000Z	38 \| good	7.184 \| good	31.604 \| good	28.701 \| good	0.48 \| good	6.604 \| good	0.173 \| good
2026-07-24T02:00:00.000Z	49 \| good	8.939 \| good	39.474 \| good	29.287 \| good	0.45 \| good	7.406 \| good	0.177 \| good
2026-07-24T03:00:00.000Z	49 \| good	8.558 \| good	37.715 \| good	31.518 \| good	0.438 \| good	8.931 \| good	0.183 \| good
2026-07-24T04:00:00.000Z	54 \| moderate	10.619 \| good	47.35 \| good	29.188 \| good	0.43 \| good	10.734 \| good	0.194 \| good
2026-07-24T05:00:00.000Z	49 \| good	9.407 \| good	42.093 \| good	24.573 \| good	0.412 \| good	11.716 \| good	0.201 \| good
2026-07-24T06:00:00.000Z	49 \| good	9.477 \| good	42.057 \| good	22.708 \| good	0.395 \| good	12.304 \| good	0.202 \| good
2026-07-24T07:00:00.000Z	49 \| good	9.17 \| good	40.365 \| good	19.297 \| good	0.384 \| good	12.684 \| good	0.201 \| good
2026-07-24T08:00:00.000Z	49 \| good	8.851 \| good	38.862 \| good	16.745 \| good	0.38 \| good	13.131 \| good	0.2 \| good
2026-07-24T09:00:00.000Z	52 \| moderate	9.686 \| good	42.804 \| good	16.113 \| good	0.379 \| good	13.854 \| good	0.202 \| good
2026-07-24T10:00:00.000Z	49 \| good	8.957 \| good	39.821 \| good	15.364 \| good	0.378 \| good	14.873 \| good	0.209 \| good
2026-07-24T11:00:00.000Z	38 \| good	6.676 \| good	29.429 \| good	21.253 \| good	0.365 \| good	13.495 \| good	0.217 \| good
2026-07-24T12:00:00.000Z	24 \| good	3.351 \| good	14.365 \| good	26.492 \| good	0.451 \| good	10.508 \| good	0.208 \| good
2026-07-24T13:00:00.000Z	33 \| good	6.447 \| good	28.625 \| good	29.691 \| good	0.665 \| good	5.57 \| good	0.168 \| good
2026-07-24T14:00:00.000Z	33 \| good	5.71 \| good	25.07 \| good	33.591 \| good	0.715 \| good	2.902 \| good	0.151 \| good
2026-07-24T15:00:00.000Z	44 \| good	7.881 \| good	34.347 \| good	39.758 \| good	0.668 \| good	1.583 \| good	0.146 \| good
2026-07-24T16:00:00.000Z	43 \| good	4.887 \| good	21.335 \| good	46.408 \| good	0.617 \| good	1.135 \| good	0.146 \| good
2026-07-24T17:00:00.000Z	44 \| good	3.906 \| good	17.187 \| good	47.558 \| good	0.592 \| good	1.002 \| good	0.147 \| good
2026-07-24T18:00:00.000Z	44 \| good	5.063 \| good	21.979 \| good	48.251 \| good	0.574 \| good	0.991 \| good	0.148 \| good
2026-07-24T19:00:00.000Z	46 \| good	3.229 \| good	13.822 \| good	49.599 \| good	0.557 \| good	1.029 \| good	0.149 \| good
2026-07-24T20:00:00.000Z	45 \| good	4.557 \| good	19.884 \| good	48.705 \| good	0.535 \| good	1.077 \| good	0.149 \| good
2026-07-24T21:00:00.000Z	42 \| good	4.829 \| good	21.13 \| good	44.791 \| good	0.508 \| good	1.18 \| good	0.149 \| good
2026-07-24T22:00:00.000Z	36 \| good	4.914 \| good	21.184 \| good	39.481 \| good	0.476 \| good	1.453 \| good	0.15 \| good
2026-07-24T23:00:00.000Z	33 \| good	5.963 \| good	26.663 \| good	34.549 \| good	0.435 \| good	2.017 \| good	0.15 \| good
2026-07-25T00:00:00.000Z	44 \| good	8.357 \| good	36.455 \| good	32.024 \| good	0.392 \| good	2.893 \| good	0.151 \| good
2026-07-25T01:00:00.000Z	49 \| good	9.407 \| good	42.211 \| good	24.964 \| good	0.345 \| good	3.219 \| good	0.146 \| good
2026-07-25T02:00:00.000Z	49 \| good	8.651 \| good	37.918 \| good	22.329 \| good	0.307 \| good	3.87 \| good	0.143 \| good
2026-07-25T03:00:00.000Z	33 \| good	6.186 \| good	27.369 \| good	22.153 \| good	0.297 \| good	4.791 \| good	0.142 \| good
2026-07-25T04:00:00.000Z	33 \| good	5.868 \| good	25.982 \| good	18.594 \| good	0.301 \| good	6.646 \| good	0.148 \| good
2026-07-25T05:00:00.000Z	22 \| good	3.991 \| good	17.221 \| good	16.903 \| good	0.316 \| good	8.214 \| good	0.157 \| good
2026-07-25T06:00:00.000Z	16 \| good	3.186 \| good	13.877 \| good	15.002 \| good	0.337 \| good	10.306 \| good	0.165 \| good
2026-07-25T07:00:00.000Z	16 \| good	2.583 \| good	10.128 \| good	14.034 \| good	0.371 \| good	12.367 \| good	0.174 \| good
2026-07-25T08:00:00.000Z	15 \| good	1.776 \| good	7.293 \| good	15.789 \| good	0.414 \| good	12.412 \| good	0.174 \| good
2026-07-25T09:00:00.000Z	12 \| good	0.993 \| good	3.892 \| good	11.85 \| good	0.46 \| good	12.784 \| good	0.177 \| good
2026-07-25T10:00:00.000Z	12 \| good	1.329 \| good	5.45 \| good	12.994 \| good	0.502 \| good	13.125 \| good	0.18 \| good
2026-07-25T11:00:00.000Z	14 \| good	1.799 \| good	7.597 \| good	15.432 \| good	0.547 \| good	12.197 \| good	0.183 \| good
2026-07-25T12:00:00.000Z	19 \| good	1.284 \| good	5 \| good	19.629 \| good	0.639 \| good	8.804 \| good	0.172 \| good
2026-07-25T13:00:00.000Z	21 \| good	0.953 \| good	3.828 \| good	23.295 \| good	0.782 \| good	4.476 \| good	0.146 \| good
2026-07-25T14:00:00.000Z	27 \| good	1.672 \| good	6.968 \| good	29.316 \| good	0.707 \| good	2.441 \| good	0.138 \| good
2026-07-25T15:00:00.000Z	33 \| good	3.128 \| good	13.223 \| good	36.499 \| good	0.57 \| good	1.432 \| good	0.139 \| good
2026-07-25T16:00:00.000Z	41 \| good	3.449 \| good	14.612 \| good	44.193 \| good	0.434 \| good	0.956 \| good	0.141 \| good
2026-07-25T17:00:00.000Z	45 \| good	3.988 \| good	17.55 \| good	48.631 \| good	0.371 \| good	0.792 \| good	0.14 \| good
2026-07-25T18:00:00.000Z	46 \| good	5.569 \| good	24.13 \| good	50.257 \| good	0.334 \| good	0.726 \| good	0.14 \| good
2026-07-25T19:00:00.000Z	49 \| good	5.593 \| good	24.738 \| good	52.86 \| good	0.315 \| good	0.72 \| good	0.139 \| good
2026-07-25T20:00:00.000Z	54 \| moderate	5.017 \| good	21.718 \| good	55.907 \| fine	0.304 \| good	0.733 \| good	0.138 \| good
2026-07-25T21:00:00.000Z	51 \| moderate	3.493 \| good	15.073 \| good	54.692 \| good	0.299 \| good	0.8 \| good	0.138 \| good
2026-07-25T22:00:00.000Z	46 \| good	3.415 \| good	14.779 \| good	49.587 \| good	0.3 \| good	0.991 \| good	0.138 \| good

Upper Darby

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Upper Darby, Pennsylvania air quality map: Track AQI near you

0.32ppm

How accurate is Pennsylvania, USA air quality data?

Air quality data and pollutant measurements for Pennsylvania, 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 Upper Darby, Pennsylvania updated?

The air quality for Upper Darby, Pennsylvania is updated every hour.

When was the worst air quality at Upper Darby, Pennsylvania in the last 24 hrs?

The worst air quality in Upper Darby, Pennsylvania in the last 24 hours was observed at 09:00:00 on 2026-07-23.

When was the best air quality at Upper Darby, Pennsylvania in the last 24 hrs?

In the last 24 hrs, the best air quality in Upper Darby, Pennsylvania was observed at 03:00:00 on 2026-07-23.

What is the current air quality in Upper Darby, Pennsylvania?

The current air quality in Upper Darby, Pennsylvania is 47, categorized as Good based on real-time data.

What pollutant is the most common in Upper Darby, Pennsylvania?

The most common pollutant in Upper Darby, Pennsylvania is O3.

What should I do if the air quality in Upper Darby, Pennsylvania is poor?

If the air quality in Upper Darby, Pennsylvania is poor, consider staying indoors and wearing a mask to protect yourself.

What is the current concentration of PM_2.5 in Upper Darby, Pennsylvania?

The current PM_2.5 concentration at Upper Darby, Pennsylvania is 5.018 μg/m³.

What is the current concentration of PM₁₀ in Upper Darby, Pennsylvania?

The current PM₁₀ concentration at Upper Darby, Pennsylvania is 22.19 μg/m³.

What is the current concentration of carbon monoxide (CO) in Upper Darby, Pennsylvania?

The current carbon monoxide (CO) concentration at Upper Darby, Pennsylvania is 0.291 ppm.

What is the current concentration of sulfur dioxide (SO₂) in Upper Darby, Pennsylvania?

The current sulfur dioxide (SO₂) concentration at Upper Darby, Pennsylvania is 0.144 ppb.

What is the current concentration of ozone (O₃) in Upper Darby, Pennsylvania?

The current ozone (O₃) concentration at Upper Darby, Pennsylvania is 50.853 ppm.

What is the current concentration of nitrogen dioxide (NO₂) in Upper Darby, Pennsylvania?

The current nitrogen dioxide (NO₂) concentration at Upper Darby, Pennsylvania is 4.095 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-07-21T23:00:00.000Z	40 \| good	6.308 \| good	27.586 \| good	42.714 \| good	0.368 \| good	10.73 \| good	0.4 \| good
2026-07-22T00:00:00.000Z	38 \| good	5.311 \| good	23.201 \| good	41.389 \| good	0.384 \| good	7.95 \| good	0.384 \| good
2026-07-22T01:00:00.000Z	40 \| good	4.606 \| good	21.306 \| good	43.444 \| good	0.387 \| good	7.332 \| good	0.431 \| good
2026-07-22T02:00:00.000Z	37 \| good	4.579 \| good	20.942 \| good	40.477 \| good	0.379 \| good	6.256 \| good	0.348 \| good
2026-07-22T03:00:00.000Z	36 \| good	4.643 \| good	20.03 \| good	39.463 \| good	0.407 \| good	9.91 \| good	0.348 \| good
2026-07-22T04:00:00.000Z	35 \| good	4.699 \| good	20.58 \| good	38.338 \| good	0.377 \| good	9.977 \| good	0.348 \| good
2026-07-22T05:00:00.000Z	33 \| good	4.191 \| good	18.69 \| good	36.163 \| good	0.392 \| good	8.831 \| good	0.332 \| good
2026-07-22T06:00:00.000Z	31 \| good	4.107 \| good	17.956 \| good	32.77 \| good	0.465 \| good	5.274 \| good	0.316 \| good
2026-07-22T07:00:00.000Z	30 \| good	4.031 \| good	18.184 \| good	31.738 \| good	0.465 \| good	4.408 \| good	0.316 \| good
2026-07-22T08:00:00.000Z	26 \| good	3.99 \| good	17.913 \| good	28.385 \| good	0.361 \| good	5.614 \| good	0.263 \| good
2026-07-22T09:00:00.000Z	26 \| good	3.953 \| good	17.839 \| good	27.927 \| good	0.369 \| good	7.341 \| good	0.285 \| good
2026-07-22T10:00:00.000Z	27 \| good	3.928 \| good	17.647 \| good	28.649 \| good	0.476 \| good	10.834 \| good	0.285 \| good
2026-07-22T11:00:00.000Z	24 \| good	4.163 \| good	18.665 \| good	26.27 \| good	0.476 \| good	7.929 \| good	0.332 \| good
2026-07-22T12:00:00.000Z	23 \| good	4.304 \| good	19.079 \| good	25.212 \| good	0.566 \| good	8.036 \| good	0.411 \| good
2026-07-22T13:00:00.000Z	22 \| good	4.225 \| good	18.385 \| good	24.144 \| good	0.535 \| good	14.095 \| good	0.411 \| good
2026-07-22T14:00:00.000Z	27 \| good	4.695 \| good	20.835 \| good	25.791 \| good	0.525 \| good	9.396 \| good	0.374 \| good
2026-07-22T15:00:00.000Z	33 \| good	6.272 \| good	27.241 \| good	30.091 \| good	0.497 \| good	8.94 \| good	0.379 \| good
2026-07-22T16:00:00.000Z	44 \| good	7.545 \| good	34.013 \| good	36.68 \| good	0.301 \| good	7.961 \| good	0.379 \| good
2026-07-22T17:00:00.000Z	49 \| good	8.976 \| good	40.08 \| good	41.53 \| good	0.288 \| good	7.239 \| good	0.379 \| good
2026-07-22T18:00:00.000Z	52 \| moderate	9.997 \| good	44.17 \| good	45.527 \| good	0.42 \| good	6.574 \| good	0.354 \| good
2026-07-22T19:00:00.000Z	52 \| moderate	10.037 \| good	44.461 \| good	46.448 \| good	0.42 \| good	6.755 \| good	0.354 \| good
2026-07-22T20:00:00.000Z	52 \| moderate	9.948 \| good	44.543 \| good	50.629 \| good	0.396 \| good	6.642 \| good	0.353 \| good
2026-07-22T21:00:00.000Z	49 \| good	9.46 \| good	42.629 \| good	50.413 \| good	0.388 \| good	8.351 \| good	0.354 \| good
2026-07-22T22:00:00.000Z	49 \| good	9.129 \| good	40.245 \| good	49.059 \| good	0.363 \| good	7.092 \| good	0.317 \| good
2026-07-22T23:00:00.000Z	49 \| good	8.791 \| good	39.109 \| good	48.354 \| good	0.566 \| good	6.194 \| good	0.338 \| good
2026-07-23T00:00:00.000Z	49 \| good	8.519 \| good	37.551 \| good	46.106 \| good	0.454 \| good	9.453 \| good	0.322 \| good
2026-07-23T01:00:00.000Z	49 \| good	8.522 \| good	37.996 \| good	43.481 \| good	0.366 \| good	8.898 \| good	0.322 \| good
2026-07-23T02:00:00.000Z	49 \| good	8.517 \| good	37.713 \| good	43.398 \| good	0.359 \| good	8.148 \| good	0.301 \| good
2026-07-23T03:00:00.000Z	23 \| good	0.603 \| good	1.996 \| good	24.734 \| good	0.633 \| good	6.76 \| good	0.204 \| good
2026-07-23T04:00:00.000Z	38 \| good	6.594 \| good	29.154 \| good	37.782 \| good	0.398 \| good	6.646 \| good	0.248 \| good
2026-07-23T05:00:00.000Z	31 \| good	5.498 \| good	24.184 \| good	33.599 \| good	0.396 \| good	6.441 \| good	0.248 \| good
2026-07-23T06:00:00.000Z	29 \| good	4.597 \| good	20.168 \| good	31.314 \| good	0.402 \| good	4.934 \| good	0.232 \| good
2026-07-23T07:00:00.000Z	29 \| good	4.058 \| good	17.706 \| good	30.625 \| good	0.424 \| good	4.145 \| good	0.232 \| good
2026-07-23T08:00:00.000Z	27 \| good	3.612 \| good	15.723 \| good	29.066 \| good	0.285 \| good	4.089 \| good	0.232 \| good
2026-07-23T09:00:00.000Z	27 \| good	3.278 \| good	14.524 \| good	28.546 \| good	0.455 \| good	6.17 \| good	0.232 \| good
2026-07-23T10:00:00.000Z	26 \| good	3.149 \| good	13.835 \| good	28.12 \| good	0.456 \| good	7.912 \| good	0.237 \| good
2026-07-23T11:00:00.000Z	24 \| good	3.208 \| good	14.641 \| good	26.445 \| good	0.527 \| good	9.285 \| good	0.285 \| good
2026-07-23T12:00:00.000Z	24 \| good	3.455 \| good	15.319 \| good	25.698 \| good	0.419 \| good	12.012 \| good	0.327 \| good
2026-07-23T13:00:00.000Z	26 \| good	3.366 \| good	14.922 \| good	28.205 \| good	0.537 \| good	11.579 \| good	0.295 \| good
2026-07-23T14:00:00.000Z	28 \| good	3.169 \| good	13.872 \| good	30.467 \| good	0.519 \| good	9.309 \| good	0.258 \| good
2026-07-23T15:00:00.000Z	31 \| good	3.282 \| good	14.31 \| good	33.141 \| good	0.428 \| good	7.329 \| good	0.253 \| good
2026-07-23T16:00:00.000Z	33 \| good	3.47 \| good	15.445 \| good	36.344 \| good	0.182 \| good	7.044 \| good	0.253 \| good
2026-07-23T17:00:00.000Z	38 \| good	3.528 \| good	15.508 \| good	40.602 \| good	0.195 \| good	5.788 \| good	0.215 \| good
2026-07-23T18:00:00.000Z	43 \| good	3.686 \| good	16.387 \| good	45.551 \| good	0.347 \| good	4.724 \| good	0.237 \| good
2026-07-23T19:00:00.000Z	44 \| good	3.76 \| good	16.85 \| good	47.699 \| good	0.358 \| good	3.91 \| good	0.242 \| good
2026-07-23T20:00:00.000Z	48 \| good	3.986 \| good	17.788 \| good	51.523 \| good	0.192 \| good	2.72 \| good	0.242 \| good
2026-07-23T21:00:00.000Z	49 \| good	4.025 \| good	18.075 \| good	52.812 \| good	0.2 \| good	3.962 \| good	0.242 \| good
2026-07-23T22:00:00.000Z	47 \| good	5.018 \| good	22.19 \| good	50.853 \| good	0.144 \| good	4.095 \| good	0.291 \| good
2026-07-23T23:00:00.000Z	46 \| good	7.186 \| good	31.664 \| good	50.256 \| good	0.556 \| good	1.866 \| good	0.142 \| good
2026-07-24T00:00:00.000Z	34 \| good	4.853 \| good	21.13 \| good	37.108 \| good	0.527 \| good	4.398 \| good	0.159 \| good
2026-07-24T01:00:00.000Z	38 \| good	7.184 \| good	31.604 \| good	28.701 \| good	0.48 \| good	6.604 \| good	0.173 \| good
2026-07-24T02:00:00.000Z	49 \| good	8.939 \| good	39.474 \| good	29.287 \| good	0.45 \| good	7.406 \| good	0.177 \| good
2026-07-24T03:00:00.000Z	49 \| good	8.558 \| good	37.715 \| good	31.518 \| good	0.438 \| good	8.931 \| good	0.183 \| good
2026-07-24T04:00:00.000Z	54 \| moderate	10.619 \| good	47.35 \| good	29.188 \| good	0.43 \| good	10.734 \| good	0.194 \| good
2026-07-24T05:00:00.000Z	49 \| good	9.407 \| good	42.093 \| good	24.573 \| good	0.412 \| good	11.716 \| good	0.201 \| good
2026-07-24T06:00:00.000Z	49 \| good	9.477 \| good	42.057 \| good	22.708 \| good	0.395 \| good	12.304 \| good	0.202 \| good
2026-07-24T07:00:00.000Z	49 \| good	9.17 \| good	40.365 \| good	19.297 \| good	0.384 \| good	12.684 \| good	0.201 \| good
2026-07-24T08:00:00.000Z	49 \| good	8.851 \| good	38.862 \| good	16.745 \| good	0.38 \| good	13.131 \| good	0.2 \| good
2026-07-24T09:00:00.000Z	52 \| moderate	9.686 \| good	42.804 \| good	16.113 \| good	0.379 \| good	13.854 \| good	0.202 \| good
2026-07-24T10:00:00.000Z	49 \| good	8.957 \| good	39.821 \| good	15.364 \| good	0.378 \| good	14.873 \| good	0.209 \| good
2026-07-24T11:00:00.000Z	38 \| good	6.676 \| good	29.429 \| good	21.253 \| good	0.365 \| good	13.495 \| good	0.217 \| good
2026-07-24T12:00:00.000Z	24 \| good	3.351 \| good	14.365 \| good	26.492 \| good	0.451 \| good	10.508 \| good	0.208 \| good
2026-07-24T13:00:00.000Z	33 \| good	6.447 \| good	28.625 \| good	29.691 \| good	0.665 \| good	5.57 \| good	0.168 \| good
2026-07-24T14:00:00.000Z	33 \| good	5.71 \| good	25.07 \| good	33.591 \| good	0.715 \| good	2.902 \| good	0.151 \| good
2026-07-24T15:00:00.000Z	44 \| good	7.881 \| good	34.347 \| good	39.758 \| good	0.668 \| good	1.583 \| good	0.146 \| good
2026-07-24T16:00:00.000Z	43 \| good	4.887 \| good	21.335 \| good	46.408 \| good	0.617 \| good	1.135 \| good	0.146 \| good
2026-07-24T17:00:00.000Z	44 \| good	3.906 \| good	17.187 \| good	47.558 \| good	0.592 \| good	1.002 \| good	0.147 \| good
2026-07-24T18:00:00.000Z	44 \| good	5.063 \| good	21.979 \| good	48.251 \| good	0.574 \| good	0.991 \| good	0.148 \| good
2026-07-24T19:00:00.000Z	46 \| good	3.229 \| good	13.822 \| good	49.599 \| good	0.557 \| good	1.029 \| good	0.149 \| good
2026-07-24T20:00:00.000Z	45 \| good	4.557 \| good	19.884 \| good	48.705 \| good	0.535 \| good	1.077 \| good	0.149 \| good
2026-07-24T21:00:00.000Z	42 \| good	4.829 \| good	21.13 \| good	44.791 \| good	0.508 \| good	1.18 \| good	0.149 \| good
2026-07-24T22:00:00.000Z	36 \| good	4.914 \| good	21.184 \| good	39.481 \| good	0.476 \| good	1.453 \| good	0.15 \| good
2026-07-24T23:00:00.000Z	33 \| good	5.963 \| good	26.663 \| good	34.549 \| good	0.435 \| good	2.017 \| good	0.15 \| good
2026-07-25T00:00:00.000Z	44 \| good	8.357 \| good	36.455 \| good	32.024 \| good	0.392 \| good	2.893 \| good	0.151 \| good
2026-07-25T01:00:00.000Z	49 \| good	9.407 \| good	42.211 \| good	24.964 \| good	0.345 \| good	3.219 \| good	0.146 \| good
2026-07-25T02:00:00.000Z	49 \| good	8.651 \| good	37.918 \| good	22.329 \| good	0.307 \| good	3.87 \| good	0.143 \| good
2026-07-25T03:00:00.000Z	33 \| good	6.186 \| good	27.369 \| good	22.153 \| good	0.297 \| good	4.791 \| good	0.142 \| good
2026-07-25T04:00:00.000Z	33 \| good	5.868 \| good	25.982 \| good	18.594 \| good	0.301 \| good	6.646 \| good	0.148 \| good
2026-07-25T05:00:00.000Z	22 \| good	3.991 \| good	17.221 \| good	16.903 \| good	0.316 \| good	8.214 \| good	0.157 \| good
2026-07-25T06:00:00.000Z	16 \| good	3.186 \| good	13.877 \| good	15.002 \| good	0.337 \| good	10.306 \| good	0.165 \| good
2026-07-25T07:00:00.000Z	16 \| good	2.583 \| good	10.128 \| good	14.034 \| good	0.371 \| good	12.367 \| good	0.174 \| good
2026-07-25T08:00:00.000Z	15 \| good	1.776 \| good	7.293 \| good	15.789 \| good	0.414 \| good	12.412 \| good	0.174 \| good
2026-07-25T09:00:00.000Z	12 \| good	0.993 \| good	3.892 \| good	11.85 \| good	0.46 \| good	12.784 \| good	0.177 \| good
2026-07-25T10:00:00.000Z	12 \| good	1.329 \| good	5.45 \| good	12.994 \| good	0.502 \| good	13.125 \| good	0.18 \| good
2026-07-25T11:00:00.000Z	14 \| good	1.799 \| good	7.597 \| good	15.432 \| good	0.547 \| good	12.197 \| good	0.183 \| good
2026-07-25T12:00:00.000Z	19 \| good	1.284 \| good	5 \| good	19.629 \| good	0.639 \| good	8.804 \| good	0.172 \| good
2026-07-25T13:00:00.000Z	21 \| good	0.953 \| good	3.828 \| good	23.295 \| good	0.782 \| good	4.476 \| good	0.146 \| good
2026-07-25T14:00:00.000Z	27 \| good	1.672 \| good	6.968 \| good	29.316 \| good	0.707 \| good	2.441 \| good	0.138 \| good
2026-07-25T15:00:00.000Z	33 \| good	3.128 \| good	13.223 \| good	36.499 \| good	0.57 \| good	1.432 \| good	0.139 \| good
2026-07-25T16:00:00.000Z	41 \| good	3.449 \| good	14.612 \| good	44.193 \| good	0.434 \| good	0.956 \| good	0.141 \| good
2026-07-25T17:00:00.000Z	45 \| good	3.988 \| good	17.55 \| good	48.631 \| good	0.371 \| good	0.792 \| good	0.14 \| good
2026-07-25T18:00:00.000Z	46 \| good	5.569 \| good	24.13 \| good	50.257 \| good	0.334 \| good	0.726 \| good	0.14 \| good
2026-07-25T19:00:00.000Z	49 \| good	5.593 \| good	24.738 \| good	52.86 \| good	0.315 \| good	0.72 \| good	0.139 \| good
2026-07-25T20:00:00.000Z	54 \| moderate	5.017 \| good	21.718 \| good	55.907 \| fine	0.304 \| good	0.733 \| good	0.138 \| good
2026-07-25T21:00:00.000Z	51 \| moderate	3.493 \| good	15.073 \| good	54.692 \| good	0.299 \| good	0.8 \| good	0.138 \| good
2026-07-25T22:00:00.000Z	46 \| good	3.415 \| good	14.779 \| good	49.587 \| good	0.3 \| good	0.991 \| good	0.138 \| good

Upper Darby, Pennsylvania live air quality index now

Major air pollutants in Upper Darby, Pennsylvania

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

Lansdowne, Pennsylvania

Yeadon, Pennsylvania

Darby Borough, Pennsylvania

Haverford, Pennsylvania

Marple, Pennsylvania

Lower Merion, Pennsylvania

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Frequently asked questions

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What is the current concentration of PM2.5 in Upper Darby, Pennsylvania?

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What is the current concentration of carbon monoxide (CO) in Upper Darby, Pennsylvania?

What is the current concentration of sulfur dioxide (SO2) in Upper Darby, Pennsylvania?

What is the current concentration of ozone (O3) in Upper Darby, Pennsylvania?

What is the current concentration of nitrogen dioxide (NO2) in Upper Darby, Pennsylvania?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the current concentration of PM_2.5 in Upper Darby, Pennsylvania?

What is the current concentration of PM₁₀ in Upper Darby, Pennsylvania?

What is the current concentration of sulfur dioxide (SO₂) in Upper Darby, Pennsylvania?

What is the current concentration of ozone (O₃) in Upper Darby, Pennsylvania?

What is the current concentration of nitrogen dioxide (NO₂) in Upper Darby, Pennsylvania?