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

The current PM10 concentration at Tredyffrin, Pennsylvania is 15.398 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Tredyffrin, Pennsylvania is 0.572 ppb.

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

The current ozone (O3) concentration at Tredyffrin, Pennsylvania is 12.711 ppm.

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

The current nitrogen dioxide (NO2) concentration at Tredyffrin, Pennsylvania is 10.172 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 4.532 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)

4.53 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

15.40 μg/m³

155

255

425

605+

Ozone (O₃)

12.71 ppb

201

201+

Sulfur Dioxide (SO₂)

0.57 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

10.17 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.37 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Tredyffrin, Pennsylvania

Get Live Pollen Counts

Tredyffrin, Pennsylvania

Scroll To Air Quality Map

Track live Tredyffrin, Pennsylvania air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T14:00:00.000Z	33 \| good	5.766 \| good	23.331 \| good	25.87 \| good	0.89 \| good	5.703 \| good	0.268 \| good
2026-09-05T15:00:00.000Z	28 \| good	5.359 \| good	22.187 \| good	30.052 \| good	0.903 \| good	4.329 \| good	0.268 \| good
2026-09-05T16:00:00.000Z	29 \| good	4.807 \| good	21.151 \| good	30.642 \| good	0.824 \| good	3.806 \| good	0.268 \| good
2026-09-05T17:00:00.000Z	30 \| good	4.509 \| good	22.058 \| good	32.022 \| good	0.716 \| good	3.202 \| good	0.251 \| good
2026-09-05T18:00:00.000Z	29 \| good	4.183 \| good	21.057 \| good	31.322 \| good	0.743 \| good	2.86 \| good	0.257 \| good
2026-09-05T19:00:00.000Z	31 \| good	3.737 \| good	17.312 \| good	34.184 \| good	0.821 \| good	2.707 \| good	0.241 \| good
2026-09-05T20:00:00.000Z	35 \| good	3.105 \| good	12.115 \| good	37.711 \| good	0.576 \| good	2.586 \| good	0.241 \| good
2026-09-05T21:00:00.000Z	32 \| good	2.674 \| good	14.479 \| good	35.38 \| good	0.592 \| good	2.806 \| good	0.241 \| good
2026-09-05T22:00:00.000Z	33 \| good	2.751 \| good	12.271 \| good	36.342 \| good	0.511 \| good	3.082 \| good	0.241 \| good
2026-09-05T23:00:00.000Z	31 \| good	2.777 \| good	10.119 \| good	34.136 \| good	0.565 \| good	4.108 \| good	0.291 \| good
2026-09-06T00:00:00.000Z	28 \| good	2.974 \| good	12.363 \| good	30.366 \| good	0.602 \| good	6.73 \| good	0.312 \| good
2026-09-06T01:00:00.000Z	26 \| good	3.333 \| good	15.121 \| good	28.128 \| good	0.559 \| good	8.792 \| good	0.318 \| good
2026-09-06T02:00:00.000Z	23 \| good	3.545 \| good	18.591 \| good	24.592 \| good	0.558 \| good	9.277 \| good	0.352 \| good
2026-09-06T03:00:00.000Z	16 \| good	3.396 \| good	14.806 \| good	16.155 \| good	0.544 \| good	8.515 \| good	0.209 \| good
2026-09-06T04:00:00.000Z	22 \| good	4.286 \| good	17.415 \| good	20.693 \| good	0.417 \| good	9.529 \| good	0.374 \| good
2026-09-06T05:00:00.000Z	27 \| good	4.7 \| good	22.839 \| good	18.512 \| good	0.528 \| good	8.9 \| good	0.335 \| good
2026-09-06T06:00:00.000Z	27 \| good	5.37 \| good	24.225 \| good	17.27 \| good	0.495 \| good	4.977 \| good	0.358 \| good
2026-09-06T07:00:00.000Z	27 \| good	4.696 \| good	23.152 \| good	15.058 \| good	0.44 \| good	5.921 \| good	0.318 \| good
2026-09-06T08:00:00.000Z	27 \| good	4.643 \| good	21.855 \| good	14.186 \| good	0.425 \| good	5.3 \| good	0.329 \| good
2026-09-06T09:00:00.000Z	22 \| good	4.014 \| good	17.853 \| good	14.027 \| good	0.415 \| good	3.606 \| good	0.312 \| good
2026-09-06T10:00:00.000Z	27 \| good	5.109 \| good	21.153 \| good	14.906 \| good	0.561 \| good	3.132 \| good	0.295 \| good
2026-09-06T11:00:00.000Z	22 \| good	4.439 \| good	18.476 \| good	14.707 \| good	0.352 \| good	7.313 \| good	0.295 \| good
2026-09-06T12:00:00.000Z	27 \| good	4.75 \| good	20.607 \| good	14.224 \| good	0.513 \| good	8.381 \| good	0.29 \| good
2026-09-06T13:00:00.000Z	22 \| good	4.425 \| good	20.328 \| good	14.796 \| good	0.558 \| good	6.7 \| good	0.29 \| good
2026-09-06T14:00:00.000Z	22 \| good	4.332 \| good	18.921 \| good	19.63 \| good	0.334 \| good	3.267 \| good	0.29 \| good
2026-09-06T15:00:00.000Z	22 \| good	4.188 \| good	16.385 \| good	20.465 \| good	0.474 \| good	3.087 \| good	0.279 \| good
2026-09-06T16:00:00.000Z	22 \| good	4.084 \| good	17.287 \| good	22.749 \| good	0.489 \| good	2.83 \| good	0.329 \| good
2026-09-06T17:00:00.000Z	25 \| good	3.654 \| good	16.14 \| good	27.091 \| good	0.482 \| good	2.222 \| good	0.296 \| good
2026-09-06T18:00:00.000Z	24 \| good	4.149 \| good	18.39 \| good	25.945 \| good	0.482 \| good	2.522 \| good	0.285 \| good
2026-09-06T19:00:00.000Z	24 \| good	3.996 \| good	15.893 \| good	25.608 \| good	0.487 \| good	2.13 \| good	0.302 \| good
2026-09-06T20:00:00.000Z	24 \| good	4.32 \| good	18.049 \| good	25.722 \| good	0.482 \| good	1.85 \| good	0.296 \| good
2026-09-06T21:00:00.000Z	26 \| good	3.63 \| good	16.885 \| good	28.174 \| good	0.437 \| good	2.211 \| good	0.29 \| good
2026-09-06T22:00:00.000Z	24 \| good	3.228 \| good	15.054 \| good	26.072 \| good	0.511 \| good	2.912 \| good	0.258 \| good
2026-09-06T23:00:00.000Z	27 \| good	3.671 \| good	13.858 \| good	28.876 \| good	0.512 \| good	3.42 \| good	0.258 \| good
2026-09-07T00:00:00.000Z	24 \| good	3.052 \| good	13.366 \| good	25.751 \| good	0.491 \| good	5.202 \| good	0.264 \| good
2026-09-07T01:00:00.000Z	22 \| good	4.185 \| good	18.276 \| good	22.84 \| good	0.522 \| good	7.503 \| good	0.296 \| good
2026-09-07T02:00:00.000Z	27 \| good	4.95 \| good	20.966 \| good	21.916 \| good	0.553 \| good	4.786 \| good	0.312 \| good
2026-09-07T03:00:00.000Z	33 \| good	6.005 \| good	26.145 \| good	16.429 \| good	0.541 \| good	12.789 \| good	0.226 \| good
2026-09-07T04:00:00.000Z	27 \| good	4.701 \| good	20.209 \| good	14.375 \| good	0.624 \| good	3.072 \| good	0.389 \| good
2026-09-07T05:00:00.000Z	27 \| good	4.553 \| good	18.587 \| good	14.997 \| good	0.553 \| good	8.547 \| good	0.362 \| good
2026-09-07T06:00:00.000Z	27 \| good	5.086 \| good	20.308 \| good	12.654 \| good	0.547 \| good	9.252 \| good	0.413 \| good
2026-09-07T07:00:00.000Z	27 \| good	5.37 \| good	21.622 \| good	13.245 \| good	0.529 \| good	11.151 \| good	0.398 \| good
2026-09-07T08:00:00.000Z	27 \| good	5.473 \| good	22.436 \| good	12.822 \| good	0.484 \| good	9.718 \| good	0.384 \| good
2026-09-07T09:00:00.000Z	33 \| good	5.502 \| good	27.013 \| good	13.345 \| good	0.589 \| good	8.319 \| good	0.396 \| good
2026-09-07T10:00:00.000Z	22 \| good	4.391 \| good	22.84 \| good	13.249 \| good	0.503 \| good	12.363 \| good	0.437 \| good
2026-09-07T11:00:00.000Z	23 \| good	3.997 \| good	25.071 \| good	13.371 \| good	0.529 \| good	11.348 \| good	0.37 \| good
2026-09-07T12:00:00.000Z	27 \| good	4.532 \| good	15.398 \| good	12.711 \| good	0.572 \| good	10.172 \| good	0.369 \| good
2026-09-07T13:00:00.000Z	27 \| good	4.532 \| good	15.398 \| good	12.711 \| good	0.572 \| good	10.172 \| good	0.369 \| good
2026-09-07T14:00:00.000Z	25 \| good	2.284 \| good	9.417 \| good	26.972 \| good	0.563 \| good	3.407 \| good	0.178 \| good
2026-09-07T15:00:00.000Z	31 \| good	1.867 \| good	7.664 \| good	32.646 \| good	0.421 \| good	1.433 \| good	0.154 \| good
2026-09-07T16:00:00.000Z	33 \| good	1.439 \| good	5.742 \| good	36.413 \| good	0.351 \| good	0.919 \| good	0.148 \| good
2026-09-07T17:00:00.000Z	35 \| good	0.601 \| good	2.283 \| good	37.537 \| good	0.329 \| good	0.755 \| good	0.147 \| good
2026-09-07T18:00:00.000Z	34 \| good	0.605 \| good	2.531 \| good	37.162 \| good	0.323 \| good	0.718 \| good	0.147 \| good
2026-09-07T19:00:00.000Z	34 \| good	0.911 \| good	3.5 \| good	36.889 \| good	0.329 \| good	0.755 \| good	0.148 \| good
2026-09-07T20:00:00.000Z	33 \| good	0.555 \| good	2.267 \| good	36.077 \| good	0.346 \| good	0.841 \| good	0.149 \| good
2026-09-07T21:00:00.000Z	31 \| good	0.616 \| good	2.48 \| good	34.342 \| good	0.366 \| good	1.01 \| good	0.151 \| good
2026-09-07T22:00:00.000Z	31 \| good	0.768 \| good	2.875 \| good	33.426 \| good	0.392 \| good	1.52 \| good	0.155 \| good
2026-09-07T23:00:00.000Z	27 \| good	1.968 \| good	7.952 \| good	28.715 \| good	0.504 \| good	5.653 \| good	0.191 \| good
2026-09-08T00:00:00.000Z	25 \| good	3.688 \| good	15.961 \| good	26.651 \| good	0.714 \| good	11.473 \| good	0.235 \| good
2026-09-08T01:00:00.000Z	27 \| good	4.983 \| good	21.495 \| good	23.984 \| good	0.987 \| good	15.01 \| good	0.264 \| good
2026-09-08T02:00:00.000Z	27 \| good	5.358 \| good	23.324 \| good	19.729 \| good	1.297 \| good	17.872 \| good	0.289 \| good
2026-09-08T03:00:00.000Z	27 \| good	5.317 \| good	22.845 \| good	21.176 \| good	1.649 \| good	21.346 \| good	0.32 \| good
2026-09-08T04:00:00.000Z	27 \| good	5.031 \| good	21.672 \| good	18.525 \| good	2.015 \| good	23.992 \| good	0.354 \| good
2026-09-08T05:00:00.000Z	24 \| good	4.435 \| good	19.428 \| good	17.844 \| good	2.337 \| good	25.207 \| good	0.384 \| good
2026-09-08T06:00:00.000Z	24 \| good	4.04 \| good	17.533 \| good	13.345 \| good	2.612 \| good	25.264 \| good	0.405 \| good
2026-09-08T07:00:00.000Z	24 \| good	4.308 \| good	18.808 \| good	10.398 \| good	2.826 \| good	24.969 \| good	0.417 \| good
2026-09-08T08:00:00.000Z	24 \| good	4.011 \| good	17.559 \| good	12.035 \| good	3.076 \| good	24.77 \| good	0.433 \| good
2026-09-08T09:00:00.000Z	23 \| good	3.789 \| good	16.539 \| good	13.218 \| good	3.315 \| good	24.356 \| good	0.449 \| good
2026-09-08T10:00:00.000Z	23 \| good	3.532 \| good	15.496 \| good	12.583 \| good	3.515 \| good	23.941 \| good	0.463 \| good
2026-09-08T11:00:00.000Z	27 \| good	4.972 \| good	21.672 \| good	13.218 \| good	3.75 \| good	21.94 \| good	0.488 \| good
2026-09-08T12:00:00.000Z	22 \| good	4.25 \| good	18.647 \| good	17.884 \| good	3.453 \| good	18.596 \| good	0.537 \| good
2026-09-08T13:00:00.000Z	22 \| good	3.822 \| good	16.728 \| good	21.58 \| good	1.445 \| good	10.781 \| good	0.32 \| good
2026-09-08T14:00:00.000Z	25 \| good	3.904 \| good	17.27 \| good	26.643 \| good	1.063 \| good	4.778 \| good	0.206 \| good
2026-09-08T15:00:00.000Z	28 \| good	2.621 \| good	10.545 \| good	29.798 \| good	0.967 \| good	2.103 \| good	0.172 \| good
2026-09-08T16:00:00.000Z	32 \| good	1.928 \| good	7.815 \| good	35.209 \| good	0.803 \| good	1.256 \| good	0.164 \| good
2026-09-08T17:00:00.000Z	33 \| good	1.654 \| good	6.872 \| good	36.163 \| good	0.742 \| good	1.015 \| good	0.163 \| good
2026-09-08T18:00:00.000Z	35 \| good	1.429 \| good	5.755 \| good	38.105 \| good	0.73 \| good	0.94 \| good	0.164 \| good
2026-09-08T19:00:00.000Z	38 \| good	1.117 \| good	4.383 \| good	41.001 \| good	0.738 \| good	0.96 \| good	0.166 \| good
2026-09-08T20:00:00.000Z	41 \| good	1.671 \| good	6.7 \| good	44.437 \| good	0.754 \| good	1.043 \| good	0.169 \| good
2026-09-08T21:00:00.000Z	43 \| good	2.575 \| good	10.528 \| good	46.02 \| good	0.776 \| good	1.249 \| good	0.172 \| good
2026-09-08T22:00:00.000Z	39 \| good	4.526 \| good	19.789 \| good	42.261 \| good	0.81 \| good	1.813 \| good	0.178 \| good
2026-09-08T23:00:00.000Z	32 \| good	4.584 \| good	19.822 \| good	35.187 \| good	0.905 \| good	6.314 \| good	0.22 \| good
2026-09-09T00:00:00.000Z	30 \| good	3.95 \| good	17.153 \| good	32.244 \| good	1 \| good	12.198 \| good	0.264 \| good
2026-09-09T01:00:00.000Z	33 \| good	5.73 \| good	24.918 \| good	33.811 \| good	0.983 \| good	14.608 \| good	0.278 \| good
2026-09-09T02:00:00.000Z	38 \| good	6.887 \| good	30.448 \| good	26.758 \| good	0.935 \| good	16.656 \| good	0.286 \| good
2026-09-09T03:00:00.000Z	44 \| good	8.238 \| good	36.413 \| good	28.572 \| good	0.911 \| good	19.531 \| good	0.301 \| good
2026-09-09T04:00:00.000Z	52 \| moderate	10.384 \| good	45.971 \| good	31.363 \| good	0.912 \| good	21.378 \| good	0.313 \| good
2026-09-09T05:00:00.000Z	54 \| moderate	10.601 \| good	46.674 \| good	28.085 \| good	0.89 \| good	19.842 \| good	0.306 \| good
2026-09-09T06:00:00.000Z	52 \| moderate	10.149 \| good	44.789 \| good	25.556 \| good	0.866 \| good	16.577 \| good	0.282 \| good
2026-09-09T07:00:00.000Z	49 \| good	9.273 \| good	41.446 \| good	22.211 \| good	0.856 \| good	13.829 \| good	0.26 \| good
2026-09-09T08:00:00.000Z	49 \| good	8.872 \| good	39.163 \| good	23.277 \| good	0.85 \| good	11.684 \| good	0.243 \| good
2026-09-09T09:00:00.000Z	44 \| good	7.841 \| good	34.55 \| good	19.825 \| good	0.856 \| good	10.094 \| good	0.23 \| good
2026-09-09T10:00:00.000Z	33 \| good	6.329 \| good	28.15 \| good	16.426 \| good	0.888 \| good	9.077 \| good	0.222 \| good
2026-09-09T11:00:00.000Z	27 \| good	5.38 \| good	23.024 \| good	18.196 \| good	0.945 \| good	8.514 \| good	0.219 \| good
2026-09-09T12:00:00.000Z	54 \| moderate	10.715 \| good	11.376 \| good	27.945 \| good	0.949 \| good	7.831 \| good	0.224 \| good
2026-09-09T13:00:00.000Z	54 \| moderate	10.802 \| good	11.846 \| good	38.73 \| good	0.872 \| good	5.628 \| good	0.214 \| good

Tredyffrin

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Tredyffrin, Pennsylvania air quality map: Track AQI near you

0.37ppm

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 09:00:00 on 2026-09-07.

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 10:00:00 on 2026-09-07.

What is the current air quality in Tredyffrin, Pennsylvania?

The current air quality in Tredyffrin, Pennsylvania is 27, 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 PM2.5.

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 4.532 μg/m³.

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

The current PM₁₀ concentration at Tredyffrin, Pennsylvania is 15.398 μg/m³.

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

The current carbon monoxide (CO) concentration at Tredyffrin, Pennsylvania is 0.369 ppm.

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

The current sulfur dioxide (SO₂) concentration at Tredyffrin, Pennsylvania is 0.572 ppb.

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

The current ozone (O₃) concentration at Tredyffrin, Pennsylvania is 12.711 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Tredyffrin, Pennsylvania is 10.172 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T14:00:00.000Z	33 \| good	5.766 \| good	23.331 \| good	25.87 \| good	0.89 \| good	5.703 \| good	0.268 \| good
2026-09-05T15:00:00.000Z	28 \| good	5.359 \| good	22.187 \| good	30.052 \| good	0.903 \| good	4.329 \| good	0.268 \| good
2026-09-05T16:00:00.000Z	29 \| good	4.807 \| good	21.151 \| good	30.642 \| good	0.824 \| good	3.806 \| good	0.268 \| good
2026-09-05T17:00:00.000Z	30 \| good	4.509 \| good	22.058 \| good	32.022 \| good	0.716 \| good	3.202 \| good	0.251 \| good
2026-09-05T18:00:00.000Z	29 \| good	4.183 \| good	21.057 \| good	31.322 \| good	0.743 \| good	2.86 \| good	0.257 \| good
2026-09-05T19:00:00.000Z	31 \| good	3.737 \| good	17.312 \| good	34.184 \| good	0.821 \| good	2.707 \| good	0.241 \| good
2026-09-05T20:00:00.000Z	35 \| good	3.105 \| good	12.115 \| good	37.711 \| good	0.576 \| good	2.586 \| good	0.241 \| good
2026-09-05T21:00:00.000Z	32 \| good	2.674 \| good	14.479 \| good	35.38 \| good	0.592 \| good	2.806 \| good	0.241 \| good
2026-09-05T22:00:00.000Z	33 \| good	2.751 \| good	12.271 \| good	36.342 \| good	0.511 \| good	3.082 \| good	0.241 \| good
2026-09-05T23:00:00.000Z	31 \| good	2.777 \| good	10.119 \| good	34.136 \| good	0.565 \| good	4.108 \| good	0.291 \| good
2026-09-06T00:00:00.000Z	28 \| good	2.974 \| good	12.363 \| good	30.366 \| good	0.602 \| good	6.73 \| good	0.312 \| good
2026-09-06T01:00:00.000Z	26 \| good	3.333 \| good	15.121 \| good	28.128 \| good	0.559 \| good	8.792 \| good	0.318 \| good
2026-09-06T02:00:00.000Z	23 \| good	3.545 \| good	18.591 \| good	24.592 \| good	0.558 \| good	9.277 \| good	0.352 \| good
2026-09-06T03:00:00.000Z	16 \| good	3.396 \| good	14.806 \| good	16.155 \| good	0.544 \| good	8.515 \| good	0.209 \| good
2026-09-06T04:00:00.000Z	22 \| good	4.286 \| good	17.415 \| good	20.693 \| good	0.417 \| good	9.529 \| good	0.374 \| good
2026-09-06T05:00:00.000Z	27 \| good	4.7 \| good	22.839 \| good	18.512 \| good	0.528 \| good	8.9 \| good	0.335 \| good
2026-09-06T06:00:00.000Z	27 \| good	5.37 \| good	24.225 \| good	17.27 \| good	0.495 \| good	4.977 \| good	0.358 \| good
2026-09-06T07:00:00.000Z	27 \| good	4.696 \| good	23.152 \| good	15.058 \| good	0.44 \| good	5.921 \| good	0.318 \| good
2026-09-06T08:00:00.000Z	27 \| good	4.643 \| good	21.855 \| good	14.186 \| good	0.425 \| good	5.3 \| good	0.329 \| good
2026-09-06T09:00:00.000Z	22 \| good	4.014 \| good	17.853 \| good	14.027 \| good	0.415 \| good	3.606 \| good	0.312 \| good
2026-09-06T10:00:00.000Z	27 \| good	5.109 \| good	21.153 \| good	14.906 \| good	0.561 \| good	3.132 \| good	0.295 \| good
2026-09-06T11:00:00.000Z	22 \| good	4.439 \| good	18.476 \| good	14.707 \| good	0.352 \| good	7.313 \| good	0.295 \| good
2026-09-06T12:00:00.000Z	27 \| good	4.75 \| good	20.607 \| good	14.224 \| good	0.513 \| good	8.381 \| good	0.29 \| good
2026-09-06T13:00:00.000Z	22 \| good	4.425 \| good	20.328 \| good	14.796 \| good	0.558 \| good	6.7 \| good	0.29 \| good
2026-09-06T14:00:00.000Z	22 \| good	4.332 \| good	18.921 \| good	19.63 \| good	0.334 \| good	3.267 \| good	0.29 \| good
2026-09-06T15:00:00.000Z	22 \| good	4.188 \| good	16.385 \| good	20.465 \| good	0.474 \| good	3.087 \| good	0.279 \| good
2026-09-06T16:00:00.000Z	22 \| good	4.084 \| good	17.287 \| good	22.749 \| good	0.489 \| good	2.83 \| good	0.329 \| good
2026-09-06T17:00:00.000Z	25 \| good	3.654 \| good	16.14 \| good	27.091 \| good	0.482 \| good	2.222 \| good	0.296 \| good
2026-09-06T18:00:00.000Z	24 \| good	4.149 \| good	18.39 \| good	25.945 \| good	0.482 \| good	2.522 \| good	0.285 \| good
2026-09-06T19:00:00.000Z	24 \| good	3.996 \| good	15.893 \| good	25.608 \| good	0.487 \| good	2.13 \| good	0.302 \| good
2026-09-06T20:00:00.000Z	24 \| good	4.32 \| good	18.049 \| good	25.722 \| good	0.482 \| good	1.85 \| good	0.296 \| good
2026-09-06T21:00:00.000Z	26 \| good	3.63 \| good	16.885 \| good	28.174 \| good	0.437 \| good	2.211 \| good	0.29 \| good
2026-09-06T22:00:00.000Z	24 \| good	3.228 \| good	15.054 \| good	26.072 \| good	0.511 \| good	2.912 \| good	0.258 \| good
2026-09-06T23:00:00.000Z	27 \| good	3.671 \| good	13.858 \| good	28.876 \| good	0.512 \| good	3.42 \| good	0.258 \| good
2026-09-07T00:00:00.000Z	24 \| good	3.052 \| good	13.366 \| good	25.751 \| good	0.491 \| good	5.202 \| good	0.264 \| good
2026-09-07T01:00:00.000Z	22 \| good	4.185 \| good	18.276 \| good	22.84 \| good	0.522 \| good	7.503 \| good	0.296 \| good
2026-09-07T02:00:00.000Z	27 \| good	4.95 \| good	20.966 \| good	21.916 \| good	0.553 \| good	4.786 \| good	0.312 \| good
2026-09-07T03:00:00.000Z	33 \| good	6.005 \| good	26.145 \| good	16.429 \| good	0.541 \| good	12.789 \| good	0.226 \| good
2026-09-07T04:00:00.000Z	27 \| good	4.701 \| good	20.209 \| good	14.375 \| good	0.624 \| good	3.072 \| good	0.389 \| good
2026-09-07T05:00:00.000Z	27 \| good	4.553 \| good	18.587 \| good	14.997 \| good	0.553 \| good	8.547 \| good	0.362 \| good
2026-09-07T06:00:00.000Z	27 \| good	5.086 \| good	20.308 \| good	12.654 \| good	0.547 \| good	9.252 \| good	0.413 \| good
2026-09-07T07:00:00.000Z	27 \| good	5.37 \| good	21.622 \| good	13.245 \| good	0.529 \| good	11.151 \| good	0.398 \| good
2026-09-07T08:00:00.000Z	27 \| good	5.473 \| good	22.436 \| good	12.822 \| good	0.484 \| good	9.718 \| good	0.384 \| good
2026-09-07T09:00:00.000Z	33 \| good	5.502 \| good	27.013 \| good	13.345 \| good	0.589 \| good	8.319 \| good	0.396 \| good
2026-09-07T10:00:00.000Z	22 \| good	4.391 \| good	22.84 \| good	13.249 \| good	0.503 \| good	12.363 \| good	0.437 \| good
2026-09-07T11:00:00.000Z	23 \| good	3.997 \| good	25.071 \| good	13.371 \| good	0.529 \| good	11.348 \| good	0.37 \| good
2026-09-07T12:00:00.000Z	27 \| good	4.532 \| good	15.398 \| good	12.711 \| good	0.572 \| good	10.172 \| good	0.369 \| good
2026-09-07T13:00:00.000Z	27 \| good	4.532 \| good	15.398 \| good	12.711 \| good	0.572 \| good	10.172 \| good	0.369 \| good
2026-09-07T14:00:00.000Z	25 \| good	2.284 \| good	9.417 \| good	26.972 \| good	0.563 \| good	3.407 \| good	0.178 \| good
2026-09-07T15:00:00.000Z	31 \| good	1.867 \| good	7.664 \| good	32.646 \| good	0.421 \| good	1.433 \| good	0.154 \| good
2026-09-07T16:00:00.000Z	33 \| good	1.439 \| good	5.742 \| good	36.413 \| good	0.351 \| good	0.919 \| good	0.148 \| good
2026-09-07T17:00:00.000Z	35 \| good	0.601 \| good	2.283 \| good	37.537 \| good	0.329 \| good	0.755 \| good	0.147 \| good
2026-09-07T18:00:00.000Z	34 \| good	0.605 \| good	2.531 \| good	37.162 \| good	0.323 \| good	0.718 \| good	0.147 \| good
2026-09-07T19:00:00.000Z	34 \| good	0.911 \| good	3.5 \| good	36.889 \| good	0.329 \| good	0.755 \| good	0.148 \| good
2026-09-07T20:00:00.000Z	33 \| good	0.555 \| good	2.267 \| good	36.077 \| good	0.346 \| good	0.841 \| good	0.149 \| good
2026-09-07T21:00:00.000Z	31 \| good	0.616 \| good	2.48 \| good	34.342 \| good	0.366 \| good	1.01 \| good	0.151 \| good
2026-09-07T22:00:00.000Z	31 \| good	0.768 \| good	2.875 \| good	33.426 \| good	0.392 \| good	1.52 \| good	0.155 \| good
2026-09-07T23:00:00.000Z	27 \| good	1.968 \| good	7.952 \| good	28.715 \| good	0.504 \| good	5.653 \| good	0.191 \| good
2026-09-08T00:00:00.000Z	25 \| good	3.688 \| good	15.961 \| good	26.651 \| good	0.714 \| good	11.473 \| good	0.235 \| good
2026-09-08T01:00:00.000Z	27 \| good	4.983 \| good	21.495 \| good	23.984 \| good	0.987 \| good	15.01 \| good	0.264 \| good
2026-09-08T02:00:00.000Z	27 \| good	5.358 \| good	23.324 \| good	19.729 \| good	1.297 \| good	17.872 \| good	0.289 \| good
2026-09-08T03:00:00.000Z	27 \| good	5.317 \| good	22.845 \| good	21.176 \| good	1.649 \| good	21.346 \| good	0.32 \| good
2026-09-08T04:00:00.000Z	27 \| good	5.031 \| good	21.672 \| good	18.525 \| good	2.015 \| good	23.992 \| good	0.354 \| good
2026-09-08T05:00:00.000Z	24 \| good	4.435 \| good	19.428 \| good	17.844 \| good	2.337 \| good	25.207 \| good	0.384 \| good
2026-09-08T06:00:00.000Z	24 \| good	4.04 \| good	17.533 \| good	13.345 \| good	2.612 \| good	25.264 \| good	0.405 \| good
2026-09-08T07:00:00.000Z	24 \| good	4.308 \| good	18.808 \| good	10.398 \| good	2.826 \| good	24.969 \| good	0.417 \| good
2026-09-08T08:00:00.000Z	24 \| good	4.011 \| good	17.559 \| good	12.035 \| good	3.076 \| good	24.77 \| good	0.433 \| good
2026-09-08T09:00:00.000Z	23 \| good	3.789 \| good	16.539 \| good	13.218 \| good	3.315 \| good	24.356 \| good	0.449 \| good
2026-09-08T10:00:00.000Z	23 \| good	3.532 \| good	15.496 \| good	12.583 \| good	3.515 \| good	23.941 \| good	0.463 \| good
2026-09-08T11:00:00.000Z	27 \| good	4.972 \| good	21.672 \| good	13.218 \| good	3.75 \| good	21.94 \| good	0.488 \| good
2026-09-08T12:00:00.000Z	22 \| good	4.25 \| good	18.647 \| good	17.884 \| good	3.453 \| good	18.596 \| good	0.537 \| good
2026-09-08T13:00:00.000Z	22 \| good	3.822 \| good	16.728 \| good	21.58 \| good	1.445 \| good	10.781 \| good	0.32 \| good
2026-09-08T14:00:00.000Z	25 \| good	3.904 \| good	17.27 \| good	26.643 \| good	1.063 \| good	4.778 \| good	0.206 \| good
2026-09-08T15:00:00.000Z	28 \| good	2.621 \| good	10.545 \| good	29.798 \| good	0.967 \| good	2.103 \| good	0.172 \| good
2026-09-08T16:00:00.000Z	32 \| good	1.928 \| good	7.815 \| good	35.209 \| good	0.803 \| good	1.256 \| good	0.164 \| good
2026-09-08T17:00:00.000Z	33 \| good	1.654 \| good	6.872 \| good	36.163 \| good	0.742 \| good	1.015 \| good	0.163 \| good
2026-09-08T18:00:00.000Z	35 \| good	1.429 \| good	5.755 \| good	38.105 \| good	0.73 \| good	0.94 \| good	0.164 \| good
2026-09-08T19:00:00.000Z	38 \| good	1.117 \| good	4.383 \| good	41.001 \| good	0.738 \| good	0.96 \| good	0.166 \| good
2026-09-08T20:00:00.000Z	41 \| good	1.671 \| good	6.7 \| good	44.437 \| good	0.754 \| good	1.043 \| good	0.169 \| good
2026-09-08T21:00:00.000Z	43 \| good	2.575 \| good	10.528 \| good	46.02 \| good	0.776 \| good	1.249 \| good	0.172 \| good
2026-09-08T22:00:00.000Z	39 \| good	4.526 \| good	19.789 \| good	42.261 \| good	0.81 \| good	1.813 \| good	0.178 \| good
2026-09-08T23:00:00.000Z	32 \| good	4.584 \| good	19.822 \| good	35.187 \| good	0.905 \| good	6.314 \| good	0.22 \| good
2026-09-09T00:00:00.000Z	30 \| good	3.95 \| good	17.153 \| good	32.244 \| good	1 \| good	12.198 \| good	0.264 \| good
2026-09-09T01:00:00.000Z	33 \| good	5.73 \| good	24.918 \| good	33.811 \| good	0.983 \| good	14.608 \| good	0.278 \| good
2026-09-09T02:00:00.000Z	38 \| good	6.887 \| good	30.448 \| good	26.758 \| good	0.935 \| good	16.656 \| good	0.286 \| good
2026-09-09T03:00:00.000Z	44 \| good	8.238 \| good	36.413 \| good	28.572 \| good	0.911 \| good	19.531 \| good	0.301 \| good
2026-09-09T04:00:00.000Z	52 \| moderate	10.384 \| good	45.971 \| good	31.363 \| good	0.912 \| good	21.378 \| good	0.313 \| good
2026-09-09T05:00:00.000Z	54 \| moderate	10.601 \| good	46.674 \| good	28.085 \| good	0.89 \| good	19.842 \| good	0.306 \| good
2026-09-09T06:00:00.000Z	52 \| moderate	10.149 \| good	44.789 \| good	25.556 \| good	0.866 \| good	16.577 \| good	0.282 \| good
2026-09-09T07:00:00.000Z	49 \| good	9.273 \| good	41.446 \| good	22.211 \| good	0.856 \| good	13.829 \| good	0.26 \| good
2026-09-09T08:00:00.000Z	49 \| good	8.872 \| good	39.163 \| good	23.277 \| good	0.85 \| good	11.684 \| good	0.243 \| good
2026-09-09T09:00:00.000Z	44 \| good	7.841 \| good	34.55 \| good	19.825 \| good	0.856 \| good	10.094 \| good	0.23 \| good
2026-09-09T10:00:00.000Z	33 \| good	6.329 \| good	28.15 \| good	16.426 \| good	0.888 \| good	9.077 \| good	0.222 \| good
2026-09-09T11:00:00.000Z	27 \| good	5.38 \| good	23.024 \| good	18.196 \| good	0.945 \| good	8.514 \| good	0.219 \| good
2026-09-09T12:00:00.000Z	54 \| moderate	10.715 \| good	11.376 \| good	27.945 \| good	0.949 \| good	7.831 \| good	0.224 \| good
2026-09-09T13:00:00.000Z	54 \| moderate	10.802 \| good	11.846 \| good	38.73 \| good	0.872 \| good	5.628 \| good	0.214 \| 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?