What is the current concentration of PM10 in Tredyffrin, Pennsylvania?

The current PM10 concentration at Tredyffrin, Pennsylvania is 28.931 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Tredyffrin, Pennsylvania is 0.486 ppb.

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

The current ozone (O3) concentration at Tredyffrin, Pennsylvania is 47.449 ppm.

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

The current nitrogen dioxide (NO2) concentration at Tredyffrin, Pennsylvania is 5.413 ppb.

Tredyffrin, Pennsylvania live air quality index now

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

The current PM2.5 concentration at Tredyffrin, Pennsylvania is 6.393 μg/m3.

Stay updated with real-time air quality in Tredyffrin, 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

Tredyffrin, Pennsylvania

Last updated: ... (Local time)

Major air pollutants in Tredyffrin, Pennsylvania

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

6.39 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

28.93 μg/m³

155

255

425

605+

Ozone (O₃)

47.45 ppb

201

201+

Sulfur Dioxide (SO₂)

0.49 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.41 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.30 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Tredyffrin, Pennsylvania

Get Live Pollen Counts

Tredyffrin, Pennsylvania

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Track live Tredyffrin, Pennsylvania air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-08-10T22:00:00.000Z	44 \| good	8.428 \| good	37.016 \| good	38.636 \| good	0.615 \| good	1.947 \| good	0.191 \| good
2026-08-10T23:00:00.000Z	49 \| good	8.556 \| good	37.41 \| good	37.782 \| good	0.616 \| good	4.243 \| good	0.212 \| good
2026-08-11T00:00:00.000Z	37 \| good	6.491 \| good	28.655 \| good	39.686 \| good	0.439 \| good	5.451 \| good	0.211 \| good
2026-08-11T01:00:00.000Z	35 \| good	4.354 \| good	19.048 \| good	38.462 \| good	0.457 \| good	6.455 \| good	0.217 \| good
2026-08-11T02:00:00.000Z	33 \| good	3.304 \| good	14.298 \| good	36.017 \| good	0.484 \| good	6.628 \| good	0.218 \| good
2026-08-11T03:00:00.000Z	30 \| good	4.102 \| good	17.715 \| good	32.088 \| good	0.519 \| good	6.554 \| good	0.218 \| good
2026-08-11T04:00:00.000Z	27 \| good	4.906 \| good	21.181 \| good	29.304 \| good	0.553 \| good	6.019 \| good	0.215 \| good
2026-08-11T05:00:00.000Z	27 \| good	4.69 \| good	20.289 \| good	27.684 \| good	0.577 \| good	5.227 \| good	0.21 \| good
2026-08-11T06:00:00.000Z	27 \| good	4.801 \| good	20.832 \| good	26.331 \| good	0.62 \| good	4.483 \| good	0.205 \| good
2026-08-11T07:00:00.000Z	36 \| good	5.429 \| good	38.801 \| good	30.999 \| good	0.615 \| good	6.067 \| good	0.256 \| good
2026-08-11T08:00:00.000Z	32 \| good	4.874 \| good	35.156 \| good	29.417 \| good	0.608 \| good	7.748 \| good	0.256 \| good
2026-08-11T09:00:00.000Z	49 \| good	8.614 \| good	36.415 \| good	22.156 \| good	0.37 \| good	4.831 \| good	0.244 \| good
2026-08-11T10:00:00.000Z	49 \| good	9.308 \| good	34.054 \| good	22.134 \| good	0.376 \| good	5.044 \| good	0.285 \| good
2026-08-11T11:00:00.000Z	44 \| good	8.316 \| good	40.975 \| good	28.042 \| good	0.48 \| good	8.231 \| good	0.297 \| good
2026-08-11T12:00:00.000Z	52 \| moderate	9.662 \| good	37.892 \| good	26.703 \| good	0.241 \| good	9.792 \| good	0.329 \| good
2026-08-11T13:00:00.000Z	52 \| moderate	10.396 \| good	39.303 \| good	27.954 \| good	0.237 \| good	11.93 \| good	0.329 \| good
2026-08-11T14:00:00.000Z	60 \| moderate	13.642 \| fine	48.826 \| good	27.896 \| good	0.432 \| good	8.26 \| good	0.341 \| good
2026-08-11T15:00:00.000Z	60 \| moderate	14.219 \| fine	50.921 \| good	34.939 \| good	0.551 \| good	7.578 \| good	0.348 \| good
2026-08-11T16:00:00.000Z	62 \| moderate	14.538 \| fine	59.72 \| fine	39.069 \| good	0.422 \| good	6.298 \| good	0.363 \| good
2026-08-11T17:00:00.000Z	64 \| moderate	16.194 \| fine	75.115 \| fine	41.078 \| good	0.396 \| good	5.959 \| good	0.363 \| good
2026-08-11T18:00:00.000Z	66 \| moderate	17.387 \| fine	68.922 \| fine	47.805 \| good	0.465 \| good	5.361 \| good	0.363 \| good
2026-08-11T19:00:00.000Z	64 \| moderate	16.289 \| fine	59.87 \| fine	52.374 \| good	0.716 \| good	7.994 \| good	0.411 \| good
2026-08-11T20:00:00.000Z	66 \| moderate	17.416 \| fine	70.25 \| fine	53.064 \| good	0.262 \| good	6.521 \| good	0.411 \| good
2026-08-11T21:00:00.000Z	67 \| moderate	18.261 \| fine	82.758 \| fine	52.021 \| good	0.262 \| good	8.924 \| good	0.363 \| good
2026-08-11T22:00:00.000Z	60 \| moderate	14.076 \| fine	59.383 \| fine	53.982 \| good	0.255 \| good	6.915 \| good	0.38 \| good
2026-08-11T23:00:00.000Z	62 \| moderate	15.128 \| fine	64.55 \| fine	58.357 \| fine	0.247 \| good	4.352 \| good	0.405 \| good
2026-08-12T00:00:00.000Z	67 \| moderate	14.581 \| fine	66.836 \| fine	60.236 \| fine	0.319 \| good	2.772 \| good	0.405 \| good
2026-08-12T01:00:00.000Z	62 \| moderate	14.966 \| fine	60.065 \| fine	57.93 \| fine	0.225 \| good	6.21 \| good	0.405 \| good
2026-08-12T02:00:00.000Z	67 \| moderate	18.111 \| fine	70.221 \| fine	48.796 \| good	0.394 \| good	7.82 \| good	0.428 \| good
2026-08-12T03:00:00.000Z	44 \| good	7.795 \| good	33.812 \| good	29.719 \| good	0.77 \| good	9.135 \| good	0.29 \| good
2026-08-12T04:00:00.000Z	73 \| moderate	20.767 \| fine	76.368 \| fine	49.047 \| good	0.388 \| good	6.57 \| good	0.443 \| good
2026-08-12T05:00:00.000Z	69 \| moderate	19.22 \| fine	73.189 \| fine	40.786 \| good	0.362 \| good	9.523 \| good	0.38 \| good
2026-08-12T06:00:00.000Z	73 \| moderate	20.647 \| fine	83.189 \| fine	32.128 \| good	0.359 \| good	9.232 \| good	0.363 \| good
2026-08-12T07:00:00.000Z	69 \| moderate	18.907 \| fine	66.139 \| fine	34.497 \| good	0.382 \| good	7.68 \| good	0.345 \| good
2026-08-12T08:00:00.000Z	64 \| moderate	16.121 \| fine	64.264 \| fine	34.87 \| good	0.412 \| good	8.107 \| good	0.292 \| good
2026-08-12T09:00:00.000Z	67 \| moderate	18.07 \| fine	72.723 \| fine	31.5 \| good	0.294 \| good	8.642 \| good	0.308 \| good
2026-08-12T10:00:00.000Z	67 \| moderate	17.89 \| fine	54.947 \| good	33.095 \| good	0.345 \| good	8.893 \| good	0.325 \| good
2026-08-12T11:00:00.000Z	66 \| moderate	16.803 \| fine	46.731 \| good	25.293 \| good	0.16 \| good	14.679 \| good	0.391 \| good
2026-08-12T12:00:00.000Z	69 \| moderate	18.874 \| fine	57.03 \| fine	27.86 \| good	0.644 \| good	10.076 \| good	0.391 \| good
2026-08-12T13:00:00.000Z	60 \| moderate	13.97 \| fine	51.059 \| good	26.117 \| good	0.685 \| good	13.598 \| good	0.409 \| good
2026-08-12T14:00:00.000Z	62 \| moderate	14.75 \| fine	56.76 \| fine	28.402 \| good	0.404 \| good	8.498 \| good	0.373 \| good
2026-08-12T15:00:00.000Z	60 \| moderate	13.569 \| fine	50.775 \| good	34.311 \| good	0.42 \| good	7.397 \| good	0.325 \| good
2026-08-12T16:00:00.000Z	58 \| moderate	12.994 \| fine	46.171 \| good	38.084 \| good	0.363 \| good	6.641 \| good	0.285 \| good
2026-08-12T17:00:00.000Z	54 \| moderate	10.505 \| good	37.668 \| good	36.663 \| good	0.351 \| good	4.609 \| good	0.267 \| good
2026-08-12T18:00:00.000Z	54 \| moderate	10.583 \| good	30.281 \| good	42.405 \| good	0.373 \| good	5.509 \| good	0.255 \| good
2026-08-12T19:00:00.000Z	49 \| good	9.394 \| good	48.466 \| good	41.057 \| good	0.417 \| good	5.18 \| good	0.285 \| good
2026-08-12T20:00:00.000Z	52 \| moderate	9.725 \| good	40.276 \| good	49.062 \| good	0.447 \| good	5.189 \| good	0.303 \| good
2026-08-12T21:00:00.000Z	44 \| good	6.393 \| good	28.931 \| good	47.449 \| good	0.486 \| good	5.413 \| good	0.305 \| good
2026-08-12T22:00:00.000Z	60 \| moderate	13.952 \| fine	62.733 \| fine	55.36 \| fine	0.63 \| good	1.71 \| good	0.188 \| good
2026-08-12T23:00:00.000Z	62 \| moderate	15.049 \| fine	67.285 \| fine	54.104 \| good	0.651 \| good	4.644 \| good	0.214 \| good
2026-08-13T00:00:00.000Z	56 \| moderate	11.571 \| good	51.561 \| good	48.144 \| good	0.761 \| good	13.91 \| good	0.289 \| good
2026-08-13T01:00:00.000Z	54 \| moderate	10.88 \| good	48.329 \| good	40.789 \| good	0.89 \| good	22.788 \| good	0.356 \| good
2026-08-13T02:00:00.000Z	52 \| moderate	10.017 \| good	44.624 \| good	37.184 \| good	0.925 \| good	24.764 \| good	0.371 \| good
2026-08-13T03:00:00.000Z	52 \| moderate	10.024 \| good	44.576 \| good	36.444 \| good	0.887 \| good	22.319 \| good	0.353 \| good
2026-08-13T04:00:00.000Z	54 \| moderate	10.828 \| good	47.794 \| good	29.865 \| good	0.739 \| good	13.997 \| good	0.295 \| good
2026-08-13T05:00:00.000Z	54 \| moderate	10.628 \| good	46.966 \| good	21.575 \| good	0.575 \| good	8.163 \| good	0.249 \| good
2026-08-13T06:00:00.000Z	49 \| good	9.171 \| good	41.271 \| good	20.414 \| good	0.5 \| good	6.752 \| good	0.236 \| good
2026-08-13T07:00:00.000Z	38 \| good	6.593 \| good	29.688 \| good	21.519 \| good	0.444 \| good	5.389 \| good	0.222 \| good
2026-08-13T08:00:00.000Z	33 \| good	5.529 \| good	23.707 \| good	22.184 \| good	0.422 \| good	4.339 \| good	0.209 \| good
2026-08-13T09:00:00.000Z	33 \| good	5.711 \| good	24.758 \| good	22.398 \| good	0.488 \| good	3.83 \| good	0.2 \| good
2026-08-13T10:00:00.000Z	27 \| good	5.459 \| good	23.483 \| good	22.006 \| good	0.592 \| good	3.874 \| good	0.198 \| good
2026-08-13T11:00:00.000Z	33 \| good	6.129 \| good	27.197 \| good	21.783 \| good	0.667 \| good	4.22 \| good	0.201 \| good
2026-08-13T12:00:00.000Z	33 \| good	5.905 \| good	25.956 \| good	27.383 \| good	0.775 \| good	3.292 \| good	0.202 \| good
2026-08-13T13:00:00.000Z	38 \| good	7.457 \| good	32.6 \| good	33.142 \| good	0.747 \| good	2.636 \| good	0.204 \| good
2026-08-13T14:00:00.000Z	49 \| good	8.916 \| good	39.535 \| good	38.958 \| good	0.705 \| good	2.304 \| good	0.209 \| good
2026-08-13T15:00:00.000Z	49 \| good	9.192 \| good	41.179 \| good	43.015 \| good	0.659 \| good	1.817 \| good	0.21 \| good
2026-08-13T16:00:00.000Z	49 \| good	9.466 \| good	42.082 \| good	45.196 \| good	0.651 \| good	1.654 \| good	0.213 \| good
2026-08-13T17:00:00.000Z	52 \| moderate	10.038 \| good	44.684 \| good	46.133 \| good	0.635 \| good	1.423 \| good	0.215 \| good
2026-08-13T18:00:00.000Z	54 \| moderate	10.905 \| good	48.427 \| good	47.65 \| good	0.598 \| good	1.183 \| good	0.216 \| good
2026-08-13T19:00:00.000Z	54 \| moderate	11.438 \| good	50.451 \| good	47.139 \| good	0.588 \| good	1.186 \| good	0.218 \| good
2026-08-13T20:00:00.000Z	56 \| moderate	12.29 \| fine	55.54 \| fine	43.617 \| good	0.565 \| good	1.202 \| good	0.22 \| good
2026-08-13T21:00:00.000Z	58 \| moderate	12.531 \| fine	56.534 \| fine	42.195 \| good	0.537 \| good	1.273 \| good	0.222 \| good
2026-08-13T22:00:00.000Z	58 \| moderate	12.736 \| fine	57.567 \| fine	39.963 \| good	0.518 \| good	1.568 \| good	0.225 \| good
2026-08-13T23:00:00.000Z	56 \| moderate	12.421 \| fine	55.857 \| fine	35.582 \| good	0.537 \| good	3.044 \| good	0.237 \| good
2026-08-14T00:00:00.000Z	52 \| moderate	9.666 \| good	42.816 \| good	28.693 \| good	0.585 \| good	7.909 \| good	0.275 \| good
2026-08-14T01:00:00.000Z	49 \| good	9.456 \| good	42.063 \| good	24.949 \| good	0.662 \| good	11.995 \| good	0.307 \| good
2026-08-14T02:00:00.000Z	49 \| good	8.57 \| good	37.65 \| good	22.419 \| good	0.725 \| good	12.89 \| good	0.315 \| good
2026-08-14T03:00:00.000Z	44 \| good	7.953 \| good	34.8 \| good	19.483 \| good	0.809 \| good	14.289 \| good	0.327 \| good
2026-08-14T04:00:00.000Z	49 \| good	9.253 \| good	40.692 \| good	14.838 \| good	0.885 \| good	14.918 \| good	0.336 \| good
2026-08-14T05:00:00.000Z	49 \| good	8.785 \| good	38.754 \| good	9.849 \| good	0.95 \| good	13.836 \| good	0.335 \| good
2026-08-14T06:00:00.000Z	38 \| good	7.473 \| good	32.799 \| good	9.846 \| good	1.034 \| good	13.291 \| good	0.334 \| good
2026-08-14T07:00:00.000Z	33 \| good	6.389 \| good	28.687 \| good	10.595 \| good	1.164 \| good	13.547 \| good	0.338 \| good
2026-08-14T08:00:00.000Z	33 \| good	5.756 \| good	24.933 \| good	9.969 \| good	1.256 \| good	13.617 \| good	0.343 \| good
2026-08-14T09:00:00.000Z	38 \| good	6.548 \| good	29.128 \| good	5.859 \| good	1.24 \| good	12.751 \| good	0.339 \| good
2026-08-14T10:00:00.000Z	33 \| good	6.232 \| good	27.824 \| good	6.787 \| good	1.26 \| good	10.64 \| good	0.324 \| good
2026-08-14T11:00:00.000Z	33 \| good	5.964 \| good	26.657 \| good	8.129 \| good	1.215 \| good	8.389 \| good	0.305 \| good
2026-08-14T12:00:00.000Z	27 \| good	4.971 \| good	21.368 \| good	13.801 \| good	1.032 \| good	6.793 \| good	0.285 \| good
2026-08-14T13:00:00.000Z	27 \| good	4.887 \| good	21.185 \| good	21.436 \| good	0.848 \| good	4.485 \| good	0.235 \| good
2026-08-14T14:00:00.000Z	27 \| good	5.275 \| good	22.647 \| good	29.14 \| good	0.776 \| good	2.796 \| good	0.202 \| good
2026-08-14T15:00:00.000Z	32 \| good	5.304 \| good	22.756 \| good	35.082 \| good	0.725 \| good	1.784 \| good	0.187 \| good
2026-08-14T16:00:00.000Z	37 \| good	6.113 \| good	27.399 \| good	39.556 \| good	0.682 \| good	1.256 \| good	0.181 \| good
2026-08-14T17:00:00.000Z	40 \| good	6.613 \| good	29.572 \| good	42.962 \| good	0.624 \| good	1.041 \| good	0.179 \| good
2026-08-14T18:00:00.000Z	42 \| good	7.009 \| good	30.925 \| good	44.658 \| good	0.578 \| good	0.956 \| good	0.177 \| good
2026-08-14T19:00:00.000Z	41 \| good	6.794 \| good	30.122 \| good	44.207 \| good	0.557 \| good	0.954 \| good	0.176 \| good
2026-08-14T20:00:00.000Z	44 \| good	7.623 \| good	33.264 \| good	44.095 \| good	0.556 \| good	0.985 \| good	0.174 \| good
2026-08-14T21:00:00.000Z	44 \| good	8.359 \| good	36.747 \| good	44.294 \| good	0.583 \| good	1.106 \| good	0.175 \| good

Tredyffrin

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Tredyffrin, Pennsylvania air quality map: Track AQI near you

0.28ppm

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 Tredyffrin, Pennsylvania updated?

The air quality for Tredyffrin, Pennsylvania is updated every hour.

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

The worst air quality in Tredyffrin, Pennsylvania in the last 24 hours was observed at 06:00:00 on 2026-08-12.

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

In the last 24 hrs, the best air quality in Tredyffrin, Pennsylvania was observed at 03:00:00 on 2026-08-12.

What is the current air quality in Tredyffrin, Pennsylvania?

The current air quality in Tredyffrin, Pennsylvania is 44, categorized as Good based on real-time data.

What pollutant is the most common in Tredyffrin, Pennsylvania?

The most common pollutant in Tredyffrin, Pennsylvania is O3.

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

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

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

The current PM_2.5 concentration at Tredyffrin, Pennsylvania is 6.393 μg/m³.

What is the current concentration of PM₁₀ in Tredyffrin, Pennsylvania?

The current PM₁₀ concentration at Tredyffrin, Pennsylvania is 28.931 μg/m³.

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

The current carbon monoxide (CO) concentration at Tredyffrin, Pennsylvania is 0.305 ppm.

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

The current sulfur dioxide (SO₂) concentration at Tredyffrin, Pennsylvania is 0.486 ppb.

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

The current ozone (O₃) concentration at Tredyffrin, Pennsylvania is 47.449 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Tredyffrin, Pennsylvania is 5.413 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-08-10T22:00:00.000Z	44 \| good	8.428 \| good	37.016 \| good	38.636 \| good	0.615 \| good	1.947 \| good	0.191 \| good
2026-08-10T23:00:00.000Z	49 \| good	8.556 \| good	37.41 \| good	37.782 \| good	0.616 \| good	4.243 \| good	0.212 \| good
2026-08-11T00:00:00.000Z	37 \| good	6.491 \| good	28.655 \| good	39.686 \| good	0.439 \| good	5.451 \| good	0.211 \| good
2026-08-11T01:00:00.000Z	35 \| good	4.354 \| good	19.048 \| good	38.462 \| good	0.457 \| good	6.455 \| good	0.217 \| good
2026-08-11T02:00:00.000Z	33 \| good	3.304 \| good	14.298 \| good	36.017 \| good	0.484 \| good	6.628 \| good	0.218 \| good
2026-08-11T03:00:00.000Z	30 \| good	4.102 \| good	17.715 \| good	32.088 \| good	0.519 \| good	6.554 \| good	0.218 \| good
2026-08-11T04:00:00.000Z	27 \| good	4.906 \| good	21.181 \| good	29.304 \| good	0.553 \| good	6.019 \| good	0.215 \| good
2026-08-11T05:00:00.000Z	27 \| good	4.69 \| good	20.289 \| good	27.684 \| good	0.577 \| good	5.227 \| good	0.21 \| good
2026-08-11T06:00:00.000Z	27 \| good	4.801 \| good	20.832 \| good	26.331 \| good	0.62 \| good	4.483 \| good	0.205 \| good
2026-08-11T07:00:00.000Z	36 \| good	5.429 \| good	38.801 \| good	30.999 \| good	0.615 \| good	6.067 \| good	0.256 \| good
2026-08-11T08:00:00.000Z	32 \| good	4.874 \| good	35.156 \| good	29.417 \| good	0.608 \| good	7.748 \| good	0.256 \| good
2026-08-11T09:00:00.000Z	49 \| good	8.614 \| good	36.415 \| good	22.156 \| good	0.37 \| good	4.831 \| good	0.244 \| good
2026-08-11T10:00:00.000Z	49 \| good	9.308 \| good	34.054 \| good	22.134 \| good	0.376 \| good	5.044 \| good	0.285 \| good
2026-08-11T11:00:00.000Z	44 \| good	8.316 \| good	40.975 \| good	28.042 \| good	0.48 \| good	8.231 \| good	0.297 \| good
2026-08-11T12:00:00.000Z	52 \| moderate	9.662 \| good	37.892 \| good	26.703 \| good	0.241 \| good	9.792 \| good	0.329 \| good
2026-08-11T13:00:00.000Z	52 \| moderate	10.396 \| good	39.303 \| good	27.954 \| good	0.237 \| good	11.93 \| good	0.329 \| good
2026-08-11T14:00:00.000Z	60 \| moderate	13.642 \| fine	48.826 \| good	27.896 \| good	0.432 \| good	8.26 \| good	0.341 \| good
2026-08-11T15:00:00.000Z	60 \| moderate	14.219 \| fine	50.921 \| good	34.939 \| good	0.551 \| good	7.578 \| good	0.348 \| good
2026-08-11T16:00:00.000Z	62 \| moderate	14.538 \| fine	59.72 \| fine	39.069 \| good	0.422 \| good	6.298 \| good	0.363 \| good
2026-08-11T17:00:00.000Z	64 \| moderate	16.194 \| fine	75.115 \| fine	41.078 \| good	0.396 \| good	5.959 \| good	0.363 \| good
2026-08-11T18:00:00.000Z	66 \| moderate	17.387 \| fine	68.922 \| fine	47.805 \| good	0.465 \| good	5.361 \| good	0.363 \| good
2026-08-11T19:00:00.000Z	64 \| moderate	16.289 \| fine	59.87 \| fine	52.374 \| good	0.716 \| good	7.994 \| good	0.411 \| good
2026-08-11T20:00:00.000Z	66 \| moderate	17.416 \| fine	70.25 \| fine	53.064 \| good	0.262 \| good	6.521 \| good	0.411 \| good
2026-08-11T21:00:00.000Z	67 \| moderate	18.261 \| fine	82.758 \| fine	52.021 \| good	0.262 \| good	8.924 \| good	0.363 \| good
2026-08-11T22:00:00.000Z	60 \| moderate	14.076 \| fine	59.383 \| fine	53.982 \| good	0.255 \| good	6.915 \| good	0.38 \| good
2026-08-11T23:00:00.000Z	62 \| moderate	15.128 \| fine	64.55 \| fine	58.357 \| fine	0.247 \| good	4.352 \| good	0.405 \| good
2026-08-12T00:00:00.000Z	67 \| moderate	14.581 \| fine	66.836 \| fine	60.236 \| fine	0.319 \| good	2.772 \| good	0.405 \| good
2026-08-12T01:00:00.000Z	62 \| moderate	14.966 \| fine	60.065 \| fine	57.93 \| fine	0.225 \| good	6.21 \| good	0.405 \| good
2026-08-12T02:00:00.000Z	67 \| moderate	18.111 \| fine	70.221 \| fine	48.796 \| good	0.394 \| good	7.82 \| good	0.428 \| good
2026-08-12T03:00:00.000Z	44 \| good	7.795 \| good	33.812 \| good	29.719 \| good	0.77 \| good	9.135 \| good	0.29 \| good
2026-08-12T04:00:00.000Z	73 \| moderate	20.767 \| fine	76.368 \| fine	49.047 \| good	0.388 \| good	6.57 \| good	0.443 \| good
2026-08-12T05:00:00.000Z	69 \| moderate	19.22 \| fine	73.189 \| fine	40.786 \| good	0.362 \| good	9.523 \| good	0.38 \| good
2026-08-12T06:00:00.000Z	73 \| moderate	20.647 \| fine	83.189 \| fine	32.128 \| good	0.359 \| good	9.232 \| good	0.363 \| good
2026-08-12T07:00:00.000Z	69 \| moderate	18.907 \| fine	66.139 \| fine	34.497 \| good	0.382 \| good	7.68 \| good	0.345 \| good
2026-08-12T08:00:00.000Z	64 \| moderate	16.121 \| fine	64.264 \| fine	34.87 \| good	0.412 \| good	8.107 \| good	0.292 \| good
2026-08-12T09:00:00.000Z	67 \| moderate	18.07 \| fine	72.723 \| fine	31.5 \| good	0.294 \| good	8.642 \| good	0.308 \| good
2026-08-12T10:00:00.000Z	67 \| moderate	17.89 \| fine	54.947 \| good	33.095 \| good	0.345 \| good	8.893 \| good	0.325 \| good
2026-08-12T11:00:00.000Z	66 \| moderate	16.803 \| fine	46.731 \| good	25.293 \| good	0.16 \| good	14.679 \| good	0.391 \| good
2026-08-12T12:00:00.000Z	69 \| moderate	18.874 \| fine	57.03 \| fine	27.86 \| good	0.644 \| good	10.076 \| good	0.391 \| good
2026-08-12T13:00:00.000Z	60 \| moderate	13.97 \| fine	51.059 \| good	26.117 \| good	0.685 \| good	13.598 \| good	0.409 \| good
2026-08-12T14:00:00.000Z	62 \| moderate	14.75 \| fine	56.76 \| fine	28.402 \| good	0.404 \| good	8.498 \| good	0.373 \| good
2026-08-12T15:00:00.000Z	60 \| moderate	13.569 \| fine	50.775 \| good	34.311 \| good	0.42 \| good	7.397 \| good	0.325 \| good
2026-08-12T16:00:00.000Z	58 \| moderate	12.994 \| fine	46.171 \| good	38.084 \| good	0.363 \| good	6.641 \| good	0.285 \| good
2026-08-12T17:00:00.000Z	54 \| moderate	10.505 \| good	37.668 \| good	36.663 \| good	0.351 \| good	4.609 \| good	0.267 \| good
2026-08-12T18:00:00.000Z	54 \| moderate	10.583 \| good	30.281 \| good	42.405 \| good	0.373 \| good	5.509 \| good	0.255 \| good
2026-08-12T19:00:00.000Z	49 \| good	9.394 \| good	48.466 \| good	41.057 \| good	0.417 \| good	5.18 \| good	0.285 \| good
2026-08-12T20:00:00.000Z	52 \| moderate	9.725 \| good	40.276 \| good	49.062 \| good	0.447 \| good	5.189 \| good	0.303 \| good
2026-08-12T21:00:00.000Z	44 \| good	6.393 \| good	28.931 \| good	47.449 \| good	0.486 \| good	5.413 \| good	0.305 \| good
2026-08-12T22:00:00.000Z	60 \| moderate	13.952 \| fine	62.733 \| fine	55.36 \| fine	0.63 \| good	1.71 \| good	0.188 \| good
2026-08-12T23:00:00.000Z	62 \| moderate	15.049 \| fine	67.285 \| fine	54.104 \| good	0.651 \| good	4.644 \| good	0.214 \| good
2026-08-13T00:00:00.000Z	56 \| moderate	11.571 \| good	51.561 \| good	48.144 \| good	0.761 \| good	13.91 \| good	0.289 \| good
2026-08-13T01:00:00.000Z	54 \| moderate	10.88 \| good	48.329 \| good	40.789 \| good	0.89 \| good	22.788 \| good	0.356 \| good
2026-08-13T02:00:00.000Z	52 \| moderate	10.017 \| good	44.624 \| good	37.184 \| good	0.925 \| good	24.764 \| good	0.371 \| good
2026-08-13T03:00:00.000Z	52 \| moderate	10.024 \| good	44.576 \| good	36.444 \| good	0.887 \| good	22.319 \| good	0.353 \| good
2026-08-13T04:00:00.000Z	54 \| moderate	10.828 \| good	47.794 \| good	29.865 \| good	0.739 \| good	13.997 \| good	0.295 \| good
2026-08-13T05:00:00.000Z	54 \| moderate	10.628 \| good	46.966 \| good	21.575 \| good	0.575 \| good	8.163 \| good	0.249 \| good
2026-08-13T06:00:00.000Z	49 \| good	9.171 \| good	41.271 \| good	20.414 \| good	0.5 \| good	6.752 \| good	0.236 \| good
2026-08-13T07:00:00.000Z	38 \| good	6.593 \| good	29.688 \| good	21.519 \| good	0.444 \| good	5.389 \| good	0.222 \| good
2026-08-13T08:00:00.000Z	33 \| good	5.529 \| good	23.707 \| good	22.184 \| good	0.422 \| good	4.339 \| good	0.209 \| good
2026-08-13T09:00:00.000Z	33 \| good	5.711 \| good	24.758 \| good	22.398 \| good	0.488 \| good	3.83 \| good	0.2 \| good
2026-08-13T10:00:00.000Z	27 \| good	5.459 \| good	23.483 \| good	22.006 \| good	0.592 \| good	3.874 \| good	0.198 \| good
2026-08-13T11:00:00.000Z	33 \| good	6.129 \| good	27.197 \| good	21.783 \| good	0.667 \| good	4.22 \| good	0.201 \| good
2026-08-13T12:00:00.000Z	33 \| good	5.905 \| good	25.956 \| good	27.383 \| good	0.775 \| good	3.292 \| good	0.202 \| good
2026-08-13T13:00:00.000Z	38 \| good	7.457 \| good	32.6 \| good	33.142 \| good	0.747 \| good	2.636 \| good	0.204 \| good
2026-08-13T14:00:00.000Z	49 \| good	8.916 \| good	39.535 \| good	38.958 \| good	0.705 \| good	2.304 \| good	0.209 \| good
2026-08-13T15:00:00.000Z	49 \| good	9.192 \| good	41.179 \| good	43.015 \| good	0.659 \| good	1.817 \| good	0.21 \| good
2026-08-13T16:00:00.000Z	49 \| good	9.466 \| good	42.082 \| good	45.196 \| good	0.651 \| good	1.654 \| good	0.213 \| good
2026-08-13T17:00:00.000Z	52 \| moderate	10.038 \| good	44.684 \| good	46.133 \| good	0.635 \| good	1.423 \| good	0.215 \| good
2026-08-13T18:00:00.000Z	54 \| moderate	10.905 \| good	48.427 \| good	47.65 \| good	0.598 \| good	1.183 \| good	0.216 \| good
2026-08-13T19:00:00.000Z	54 \| moderate	11.438 \| good	50.451 \| good	47.139 \| good	0.588 \| good	1.186 \| good	0.218 \| good
2026-08-13T20:00:00.000Z	56 \| moderate	12.29 \| fine	55.54 \| fine	43.617 \| good	0.565 \| good	1.202 \| good	0.22 \| good
2026-08-13T21:00:00.000Z	58 \| moderate	12.531 \| fine	56.534 \| fine	42.195 \| good	0.537 \| good	1.273 \| good	0.222 \| good
2026-08-13T22:00:00.000Z	58 \| moderate	12.736 \| fine	57.567 \| fine	39.963 \| good	0.518 \| good	1.568 \| good	0.225 \| good
2026-08-13T23:00:00.000Z	56 \| moderate	12.421 \| fine	55.857 \| fine	35.582 \| good	0.537 \| good	3.044 \| good	0.237 \| good
2026-08-14T00:00:00.000Z	52 \| moderate	9.666 \| good	42.816 \| good	28.693 \| good	0.585 \| good	7.909 \| good	0.275 \| good
2026-08-14T01:00:00.000Z	49 \| good	9.456 \| good	42.063 \| good	24.949 \| good	0.662 \| good	11.995 \| good	0.307 \| good
2026-08-14T02:00:00.000Z	49 \| good	8.57 \| good	37.65 \| good	22.419 \| good	0.725 \| good	12.89 \| good	0.315 \| good
2026-08-14T03:00:00.000Z	44 \| good	7.953 \| good	34.8 \| good	19.483 \| good	0.809 \| good	14.289 \| good	0.327 \| good
2026-08-14T04:00:00.000Z	49 \| good	9.253 \| good	40.692 \| good	14.838 \| good	0.885 \| good	14.918 \| good	0.336 \| good
2026-08-14T05:00:00.000Z	49 \| good	8.785 \| good	38.754 \| good	9.849 \| good	0.95 \| good	13.836 \| good	0.335 \| good
2026-08-14T06:00:00.000Z	38 \| good	7.473 \| good	32.799 \| good	9.846 \| good	1.034 \| good	13.291 \| good	0.334 \| good
2026-08-14T07:00:00.000Z	33 \| good	6.389 \| good	28.687 \| good	10.595 \| good	1.164 \| good	13.547 \| good	0.338 \| good
2026-08-14T08:00:00.000Z	33 \| good	5.756 \| good	24.933 \| good	9.969 \| good	1.256 \| good	13.617 \| good	0.343 \| good
2026-08-14T09:00:00.000Z	38 \| good	6.548 \| good	29.128 \| good	5.859 \| good	1.24 \| good	12.751 \| good	0.339 \| good
2026-08-14T10:00:00.000Z	33 \| good	6.232 \| good	27.824 \| good	6.787 \| good	1.26 \| good	10.64 \| good	0.324 \| good
2026-08-14T11:00:00.000Z	33 \| good	5.964 \| good	26.657 \| good	8.129 \| good	1.215 \| good	8.389 \| good	0.305 \| good
2026-08-14T12:00:00.000Z	27 \| good	4.971 \| good	21.368 \| good	13.801 \| good	1.032 \| good	6.793 \| good	0.285 \| good
2026-08-14T13:00:00.000Z	27 \| good	4.887 \| good	21.185 \| good	21.436 \| good	0.848 \| good	4.485 \| good	0.235 \| good
2026-08-14T14:00:00.000Z	27 \| good	5.275 \| good	22.647 \| good	29.14 \| good	0.776 \| good	2.796 \| good	0.202 \| good
2026-08-14T15:00:00.000Z	32 \| good	5.304 \| good	22.756 \| good	35.082 \| good	0.725 \| good	1.784 \| good	0.187 \| good
2026-08-14T16:00:00.000Z	37 \| good	6.113 \| good	27.399 \| good	39.556 \| good	0.682 \| good	1.256 \| good	0.181 \| good
2026-08-14T17:00:00.000Z	40 \| good	6.613 \| good	29.572 \| good	42.962 \| good	0.624 \| good	1.041 \| good	0.179 \| good
2026-08-14T18:00:00.000Z	42 \| good	7.009 \| good	30.925 \| good	44.658 \| good	0.578 \| good	0.956 \| good	0.177 \| good
2026-08-14T19:00:00.000Z	41 \| good	6.794 \| good	30.122 \| good	44.207 \| good	0.557 \| good	0.954 \| good	0.176 \| good
2026-08-14T20:00:00.000Z	44 \| good	7.623 \| good	33.264 \| good	44.095 \| good	0.556 \| good	0.985 \| good	0.174 \| good
2026-08-14T21:00:00.000Z	44 \| good	8.359 \| good	36.747 \| good	44.294 \| good	0.583 \| good	1.106 \| good	0.175 \| good

Tredyffrin, Pennsylvania live air quality index now

Major air pollutants in Tredyffrin, 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

Easttown, Pennsylvania

Upper Merion, Pennsylvania

Radnor, Pennsylvania

Lower Providence, Pennsylvania

West Norriton, Pennsylvania

Phoenixville, Pennsylvania

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Frequently asked questions

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

What is the current concentration of PM10 in Tredyffrin, Pennsylvania?

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

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

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

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

What is the current concentration of PM₁₀ in Tredyffrin, Pennsylvania?

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

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

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