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

The current PM10 concentration at Tredyffrin, Pennsylvania is 70.479 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Tredyffrin, Pennsylvania is 0.749 ppb.

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

The current ozone (O3) concentration at Tredyffrin, Pennsylvania is 52.675 ppm.

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

The current nitrogen dioxide (NO2) concentration at Tredyffrin, Pennsylvania is 8.557 ppb.

Tredyffrin, Pennsylvania live air quality index now

Name: Live air pollution levels in Tredyffrin, Pennsylvania today
Creator: Ambee

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)

3.19 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

17.87 μg/m³

155

255

425

605+

Ozone (O₃)

18.93 ppb

201

201+

Sulfur Dioxide (SO₂)

0.23 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.24 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.32 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
2025-07-30T12:00:00.000Z	56 \| moderate	12.454 \| fine	59.827 \| fine	24.699 \| good	1.089 \| good	18.209 \| good	0.56 \| good
2025-07-30T13:00:00.000Z	56 \| moderate	12.371 \| fine	55.73 \| fine	23.946 \| good	0.801 \| good	19.911 \| good	0.563 \| good
2025-07-30T14:00:00.000Z	56 \| moderate	12.421 \| fine	55.307 \| fine	36.016 \| good	0.91 \| good	14.902 \| good	0.495 \| good
2025-07-30T15:00:00.000Z	56 \| moderate	12.137 \| fine	49.087 \| good	35.276 \| good	0.63 \| good	13.433 \| good	0.391 \| good
2025-07-30T16:00:00.000Z	56 \| moderate	11.567 \| good	48.847 \| good	43.135 \| good	0.776 \| good	6.876 \| good	0.368 \| good
2025-07-30T17:00:00.000Z	58 \| moderate	12.92 \| fine	47.768 \| good	46.506 \| good	0.819 \| good	6.842 \| good	0.362 \| good
2025-07-30T18:00:00.000Z	93 \| moderate	14.101 \| fine	50.903 \| good	68.376 \| fine	0.843 \| good	8.281 \| good	0.312 \| good
2025-07-30T19:00:00.000Z	100 \| moderate	14.839 \| fine	58.822 \| fine	69.902 \| fine	0.574 \| good	8.804 \| good	0.329 \| good
2025-07-30T20:00:00.000Z	74 \| moderate	14.267 \| fine	55.87 \| fine	61.624 \| fine	0.549 \| good	6.309 \| good	0.362 \| good
2025-07-30T21:00:00.000Z	74 \| moderate	12.314 \| fine	47.139 \| good	62.128 \| fine	0.526 \| good	6.755 \| good	0.385 \| good
2025-07-30T22:00:00.000Z	67 \| moderate	11.613 \| good	51.315 \| good	59.554 \| fine	0.504 \| good	6.967 \| good	0.385 \| good
2025-07-30T23:00:00.000Z	90 \| moderate	13.459 \| fine	64.09 \| fine	66.693 \| fine	0.509 \| good	7.374 \| good	0.352 \| good
2025-07-31T00:00:00.000Z	56 \| moderate	12.5 \| fine	56.016 \| fine	55.007 \| fine	0.323 \| good	6.604 \| good	0.329 \| good
2025-07-31T01:00:00.000Z	60 \| moderate	13.555 \| fine	54.678 \| good	48.85 \| good	0.329 \| good	6.052 \| good	0.329 \| good
2025-07-31T02:00:00.000Z	54 \| moderate	11.049 \| good	49.383 \| good	45.719 \| good	0.506 \| good	5.493 \| good	0.374 \| good
2025-07-31T03:00:00.000Z	60 \| moderate	13.911 \| fine	62.061 \| fine	43.433 \| good	0.601 \| good	8.127 \| good	0.357 \| good
2025-07-31T04:00:00.000Z	60 \| moderate	13.866 \| fine	70.07 \| fine	32.122 \| good	0.745 \| good	6.3 \| good	0.363 \| good
2025-07-31T05:00:00.000Z	56 \| moderate	12.429 \| fine	64.077 \| fine	32.303 \| good	0.984 \| good	10.162 \| good	0.357 \| good
2025-07-31T06:00:00.000Z	60 \| moderate	13.804 \| fine	66.852 \| fine	27.494 \| good	1.373 \| good	7.724 \| good	0.351 \| good
2025-07-31T07:00:00.000Z	56 \| moderate	12.249 \| fine	58.411 \| fine	27.032 \| good	1.162 \| good	5.146 \| good	0.312 \| good
2025-07-31T08:00:00.000Z	54 \| moderate	10.993 \| good	48.855 \| good	20.863 \| good	0.518 \| good	7.541 \| good	0.312 \| good
2025-07-31T09:00:00.000Z	54 \| moderate	10.618 \| good	44.991 \| good	18.831 \| good	0.483 \| good	6.915 \| good	0.312 \| good
2025-07-31T10:00:00.000Z	56 \| moderate	11.698 \| good	51.025 \| good	14.947 \| good	0.741 \| good	10.382 \| good	0.312 \| good
2025-07-31T11:00:00.000Z	56 \| moderate	11.601 \| good	53.446 \| good	21.555 \| good	0.434 \| good	8.805 \| good	0.312 \| good
2025-07-31T12:00:00.000Z	60 \| moderate	14.019 \| fine	55.146 \| fine	23.143 \| good	0.313 \| good	13.967 \| good	0.346 \| good
2025-07-31T13:00:00.000Z	60 \| moderate	14.005 \| fine	51.459 \| good	25.423 \| good	0.345 \| good	15.138 \| good	0.434 \| good
2025-07-31T14:00:00.000Z	54 \| moderate	10.557 \| good	32.049 \| good	26.43 \| good	0.342 \| good	16.515 \| good	0.483 \| good
2025-07-31T15:00:00.000Z	60 \| moderate	14.301 \| fine	54.546 \| good	31.793 \| good	0.318 \| good	12.143 \| good	0.451 \| good
2025-07-31T16:00:00.000Z	59 \| moderate	13.448 \| fine	71.68 \| fine	35.827 \| good	0.48 \| good	10.221 \| good	0.411 \| good
2025-07-31T17:00:00.000Z	60 \| moderate	14.017 \| fine	66.913 \| fine	38.893 \| good	0.721 \| good	8.631 \| good	0.372 \| good
2025-07-31T18:00:00.000Z	52 \| moderate	9.992 \| good	42.051 \| good	35.332 \| good	0.285 \| good	9.006 \| good	0.355 \| good
2025-07-31T19:00:00.000Z	49 \| good	9.375 \| good	47.292 \| good	38.079 \| good	0.631 \| good	6.521 \| good	0.355 \| good
2025-07-31T20:00:00.000Z	52 \| moderate	9.983 \| good	36.879 \| good	37.832 \| good	0.453 \| good	6.825 \| good	0.34 \| good
2025-07-31T21:00:00.000Z	38 \| good	7.262 \| good	39.308 \| good	40.092 \| good	0.36 \| good	11.887 \| good	0.38 \| good
2025-07-31T22:00:00.000Z	30 \| good	4.959 \| good	21.653 \| good	32.257 \| good	0.308 \| good	12.75 \| good	0.397 \| good
2025-07-31T23:00:00.000Z	33 \| good	5.582 \| good	24.187 \| good	34.991 \| good	1.11 \| good	6.792 \| good	0.248 \| good
2025-08-01T00:00:00.000Z	44 \| good	7.651 \| good	38.284 \| good	29.152 \| good	0.338 \| good	9.198 \| good	0.451 \| good
2025-08-01T01:00:00.000Z	52 \| moderate	9.91 \| good	46.73 \| good	23 \| good	0.317 \| good	6.167 \| good	0.445 \| good
2025-08-01T02:00:00.000Z	52 \| moderate	9.508 \| good	32.399 \| good	19.817 \| good	0.239 \| good	5.9 \| good	0.451 \| good
2025-08-01T03:00:00.000Z	58 \| moderate	13.075 \| fine	55.579 \| fine	18.075 \| good	0.29 \| good	6.759 \| good	0.445 \| good
2025-08-01T04:00:00.000Z	62 \| moderate	15.088 \| fine	65.128 \| fine	18.966 \| good	0.235 \| good	4.945 \| good	0.445 \| good
2025-08-01T05:00:00.000Z	54 \| moderate	11.465 \| good	30.823 \| good	17.781 \| good	0.224 \| good	5.026 \| good	0.395 \| good
2025-08-01T06:00:00.000Z	64 \| moderate	15.014 \| fine	81.509 \| fine	17.391 \| good	0.244 \| good	5.174 \| good	0.395 \| good
2025-08-01T07:00:00.000Z	44 \| good	7.997 \| good	31.302 \| good	14.65 \| good	0.218 \| good	3.342 \| good	0.39 \| good
2025-08-01T08:00:00.000Z	33 \| good	6.176 \| good	16.514 \| good	17.018 \| good	0.209 \| good	5.046 \| good	0.368 \| good
2025-08-01T09:00:00.000Z	19 \| good	2.229 \| good	21.049 \| good	18.916 \| good	0.249 \| good	5.574 \| good	0.318 \| good
2025-08-01T10:00:00.000Z	18 \| good	3.195 \| good	17.867 \| good	18.935 \| good	0.23 \| good	6.238 \| good	0.318 \| good
2025-08-01T11:00:00.000Z	18 \| good	3.195 \| good	17.867 \| good	18.935 \| good	0.23 \| good	6.238 \| good	0.318 \| good
2025-07-30T00:00:00.000Z	67 \| moderate	17.807 \| fine	78.93 \| fine	50.305 \| good	2.175 \| good	14.032 \| good	0.337 \| good
2025-07-30T01:00:00.000Z	67 \| moderate	18.241 \| fine	79.889 \| fine	51.071 \| good	2.191 \| good	12.795 \| good	0.327 \| good
2025-07-30T02:00:00.000Z	69 \| moderate	19.309 \| fine	84.958 \| fine	47.739 \| good	2.207 \| good	11.558 \| good	0.317 \| good
2025-07-30T03:00:00.000Z	71 \| moderate	20.136 \| fine	88.249 \| fine	45.358 \| good	2.223 \| good	10.322 \| good	0.307 \| good
2025-07-30T04:00:00.000Z	73 \| moderate	21.035 \| fine	92.54 \| fine	39.498 \| good	2.229 \| good	9.6 \| good	0.302 \| good
2025-07-30T05:00:00.000Z	71 \| moderate	20.412 \| fine	90.145 \| fine	34.447 \| good	2.234 \| good	8.879 \| good	0.296 \| good
2025-07-30T06:00:00.000Z	71 \| moderate	20.423 \| fine	90.09 \| fine	29.026 \| good	2.24 \| good	8.158 \| good	0.29 \| good
2025-07-30T07:00:00.000Z	73 \| moderate	21.35 \| fine	93.65 \| fine	26.162 \| good	2.238 \| good	8.166 \| good	0.292 \| good
2025-07-30T08:00:00.000Z	73 \| moderate	21.021 \| fine	92.079 \| fine	22.793 \| good	2.236 \| good	8.174 \| good	0.293 \| good
2025-07-30T09:00:00.000Z	73 \| moderate	20.75 \| fine	91.135 \| fine	23.869 \| good	2.234 \| good	8.182 \| good	0.295 \| good
2025-07-30T10:00:00.000Z	69 \| moderate	19.472 \| fine	85.986 \| fine	17.292 \| good	2.212 \| good	8.189 \| good	0.312 \| good
2025-07-30T11:00:00.000Z	71 \| moderate	20.232 \| fine	89 \| fine	18.995 \| good	2.191 \| good	8.197 \| good	0.33 \| good
2025-07-30T12:00:00.000Z	73 \| moderate	21.217 \| fine	93.151 \| fine	32.145 \| good	2.17 \| good	8.204 \| good	0.347 \| good
2025-07-30T13:00:00.000Z	69 \| moderate	19.14 \| fine	84.177 \| fine	44.204 \| good	2.297 \| good	6.585 \| good	0.324 \| good
2025-07-30T14:00:00.000Z	67 \| moderate	17.762 \| fine	78.177 \| fine	52.171 \| good	2.423 \| good	4.965 \| good	0.301 \| good
2025-07-30T15:00:00.000Z	64 \| moderate	16.464 \| fine	73.07 \| fine	55.495 \| fine	2.55 \| good	3.346 \| good	0.277 \| good
2025-07-30T16:00:00.000Z	64 \| moderate	15.694 \| fine	70.047 \| fine	58.19 \| fine	2.496 \| good	2.809 \| good	0.262 \| good
2025-07-30T17:00:00.000Z	62 \| moderate	15.312 \| fine	68.513 \| fine	58.311 \| fine	2.442 \| good	2.272 \| good	0.246 \| good
2025-07-30T18:00:00.000Z	64 \| moderate	15.746 \| fine	70.513 \| fine	58.464 \| fine	2.389 \| good	1.736 \| good	0.231 \| good
2025-07-30T19:00:00.000Z	67 \| moderate	15.706 \| fine	70.021 \| fine	59.747 \| fine	2.269 \| good	1.802 \| good	0.225 \| good
2025-07-30T20:00:00.000Z	77 \| moderate	17.171 \| fine	76.367 \| fine	63.135 \| fine	2.15 \| good	1.867 \| good	0.22 \| good
2025-07-30T21:00:00.000Z	84 \| moderate	19.323 \| fine	85.317 \| fine	64.536 \| fine	2.031 \| good	1.933 \| good	0.215 \| good
2025-07-30T22:00:00.000Z	73 \| moderate	20.632 \| fine	90.696 \| fine	59.504 \| fine	1.949 \| good	4.168 \| good	0.234 \| good
2025-07-30T23:00:00.000Z	75 \| moderate	22.117 \| fine	96.485 \| fine	46.287 \| good	1.867 \| good	6.402 \| good	0.253 \| good
2025-07-31T00:00:00.000Z	77 \| moderate	23.034 \| fine	101.329 \| fine	37.334 \| good	1.784 \| good	8.637 \| good	0.272 \| good
2025-07-31T01:00:00.000Z	75 \| moderate	22.32 \| fine	97.797 \| fine	35.721 \| good	1.698 \| good	9.462 \| good	0.28 \| good
2025-07-31T02:00:00.000Z	75 \| moderate	21.989 \| fine	96.305 \| fine	32.069 \| good	1.612 \| good	10.288 \| good	0.288 \| good
2025-07-31T03:00:00.000Z	75 \| moderate	21.751 \| fine	95.495 \| fine	31.519 \| good	1.525 \| good	11.113 \| good	0.296 \| good
2025-07-31T04:00:00.000Z	73 \| moderate	20.674 \| fine	91.1 \| fine	31.13 \| good	1.427 \| good	9.716 \| good	0.276 \| good
2025-07-31T05:00:00.000Z	67 \| moderate	18.366 \| fine	81.148 \| fine	27.675 \| good	1.33 \| good	8.318 \| good	0.255 \| good
2025-07-31T06:00:00.000Z	69 \| moderate	18.846 \| fine	83.335 \| fine	22.314 \| good	1.232 \| good	6.92 \| good	0.234 \| good
2025-07-31T07:00:00.000Z	71 \| moderate	19.785 \| fine	87.097 \| fine	18.108 \| good	1.23 \| good	6.293 \| good	0.223 \| good
2025-07-31T08:00:00.000Z	75 \| moderate	21.578 \| fine	95 \| fine	15.19 \| good	1.228 \| good	5.666 \| good	0.211 \| good
2025-07-31T09:00:00.000Z	71 \| moderate	19.767 \| fine	87.134 \| fine	13.475 \| good	1.227 \| good	5.039 \| good	0.2 \| good
2025-07-31T10:00:00.000Z	67 \| moderate	18.317 \| fine	80.811 \| fine	9.315 \| good	1.24 \| good	5.082 \| good	0.202 \| good
2025-07-31T11:00:00.000Z	66 \| moderate	17.482 \| fine	77.498 \| fine	13.888 \| good	1.252 \| good	5.125 \| good	0.205 \| good
2025-07-31T12:00:00.000Z	64 \| moderate	16.135 \| fine	71.56 \| fine	18.45 \| good	1.265 \| good	5.168 \| good	0.207 \| good
2025-07-31T13:00:00.000Z	62 \| moderate	14.909 \| fine	66.623 \| fine	21.626 \| good	1.38 \| good	4.37 \| good	0.205 \| good
2025-07-31T14:00:00.000Z	66 \| moderate	16.867 \| fine	74.909 \| fine	29.49 \| good	1.495 \| good	3.572 \| good	0.203 \| good
2025-07-31T15:00:00.000Z	67 \| moderate	18.269 \| fine	80.83 \| fine	38.612 \| good	1.61 \| good	2.775 \| good	0.201 \| good
2025-07-31T16:00:00.000Z	67 \| moderate	18.029 \| fine	79.672 \| fine	50.558 \| good	1.546 \| good	2.367 \| good	0.196 \| good
2025-07-31T17:00:00.000Z	64 \| moderate	16.009 \| fine	71.441 \| fine	54.164 \| good	1.481 \| good	1.96 \| good	0.191 \| good
2025-07-31T18:00:00.000Z	62 \| moderate	14.754 \| fine	65.581 \| fine	50.293 \| good	1.416 \| good	1.553 \| good	0.186 \| good
2025-07-31T19:00:00.000Z	64 \| moderate	16.131 \| fine	72.218 \| fine	45.755 \| good	1.342 \| good	1.888 \| good	0.187 \| good
2025-07-31T20:00:00.000Z	64 \| moderate	15.973 \| fine	70.594 \| fine	51.354 \| good	1.269 \| good	2.223 \| good	0.189 \| good
2025-07-31T21:00:00.000Z	64 \| moderate	16.122 \| fine	71.641 \| fine	50.372 \| good	1.195 \| good	2.558 \| good	0.19 \| good
2025-07-31T22:00:00.000Z	60 \| moderate	14.429 \| fine	64.655 \| fine	36.923 \| good	1.286 \| good	4.137 \| good	0.208 \| good
2025-07-31T23:00:00.000Z	56 \| moderate	12.283 \| fine	54.86 \| good	31.173 \| good	1.377 \| good	5.716 \| good	0.227 \| good

Tredyffrin

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Tredyffrin, Pennsylvania air quality map: Track AQI near you

0.29ppm

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 10:00:00 on 2025-07-29.

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 11:00:00 on 2025-07-28.

What is the current air quality in Tredyffrin, Pennsylvania?

The current air quality in Tredyffrin, Pennsylvania is 66, categorized as Moderate 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 16.504 μg/m³.

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

The current PM₁₀ concentration at Tredyffrin, Pennsylvania is 70.479 μg/m³.

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

The current carbon monoxide (CO) concentration at Tredyffrin, Pennsylvania is 0.289 ppm.

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

The current sulfur dioxide (SO₂) concentration at Tredyffrin, Pennsylvania is 0.749 ppb.

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

The current ozone (O₃) concentration at Tredyffrin, Pennsylvania is 52.675 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Tredyffrin, Pennsylvania is 8.557 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-30T12:00:00.000Z	56 \| moderate	12.454 \| fine	59.827 \| fine	24.699 \| good	1.089 \| good	18.209 \| good	0.56 \| good
2025-07-30T13:00:00.000Z	56 \| moderate	12.371 \| fine	55.73 \| fine	23.946 \| good	0.801 \| good	19.911 \| good	0.563 \| good
2025-07-30T14:00:00.000Z	56 \| moderate	12.421 \| fine	55.307 \| fine	36.016 \| good	0.91 \| good	14.902 \| good	0.495 \| good
2025-07-30T15:00:00.000Z	56 \| moderate	12.137 \| fine	49.087 \| good	35.276 \| good	0.63 \| good	13.433 \| good	0.391 \| good
2025-07-30T16:00:00.000Z	56 \| moderate	11.567 \| good	48.847 \| good	43.135 \| good	0.776 \| good	6.876 \| good	0.368 \| good
2025-07-30T17:00:00.000Z	58 \| moderate	12.92 \| fine	47.768 \| good	46.506 \| good	0.819 \| good	6.842 \| good	0.362 \| good
2025-07-30T18:00:00.000Z	93 \| moderate	14.101 \| fine	50.903 \| good	68.376 \| fine	0.843 \| good	8.281 \| good	0.312 \| good
2025-07-30T19:00:00.000Z	100 \| moderate	14.839 \| fine	58.822 \| fine	69.902 \| fine	0.574 \| good	8.804 \| good	0.329 \| good
2025-07-30T20:00:00.000Z	74 \| moderate	14.267 \| fine	55.87 \| fine	61.624 \| fine	0.549 \| good	6.309 \| good	0.362 \| good
2025-07-30T21:00:00.000Z	74 \| moderate	12.314 \| fine	47.139 \| good	62.128 \| fine	0.526 \| good	6.755 \| good	0.385 \| good
2025-07-30T22:00:00.000Z	67 \| moderate	11.613 \| good	51.315 \| good	59.554 \| fine	0.504 \| good	6.967 \| good	0.385 \| good
2025-07-30T23:00:00.000Z	90 \| moderate	13.459 \| fine	64.09 \| fine	66.693 \| fine	0.509 \| good	7.374 \| good	0.352 \| good
2025-07-31T00:00:00.000Z	56 \| moderate	12.5 \| fine	56.016 \| fine	55.007 \| fine	0.323 \| good	6.604 \| good	0.329 \| good
2025-07-31T01:00:00.000Z	60 \| moderate	13.555 \| fine	54.678 \| good	48.85 \| good	0.329 \| good	6.052 \| good	0.329 \| good
2025-07-31T02:00:00.000Z	54 \| moderate	11.049 \| good	49.383 \| good	45.719 \| good	0.506 \| good	5.493 \| good	0.374 \| good
2025-07-31T03:00:00.000Z	60 \| moderate	13.911 \| fine	62.061 \| fine	43.433 \| good	0.601 \| good	8.127 \| good	0.357 \| good
2025-07-31T04:00:00.000Z	60 \| moderate	13.866 \| fine	70.07 \| fine	32.122 \| good	0.745 \| good	6.3 \| good	0.363 \| good
2025-07-31T05:00:00.000Z	56 \| moderate	12.429 \| fine	64.077 \| fine	32.303 \| good	0.984 \| good	10.162 \| good	0.357 \| good
2025-07-31T06:00:00.000Z	60 \| moderate	13.804 \| fine	66.852 \| fine	27.494 \| good	1.373 \| good	7.724 \| good	0.351 \| good
2025-07-31T07:00:00.000Z	56 \| moderate	12.249 \| fine	58.411 \| fine	27.032 \| good	1.162 \| good	5.146 \| good	0.312 \| good
2025-07-31T08:00:00.000Z	54 \| moderate	10.993 \| good	48.855 \| good	20.863 \| good	0.518 \| good	7.541 \| good	0.312 \| good
2025-07-31T09:00:00.000Z	54 \| moderate	10.618 \| good	44.991 \| good	18.831 \| good	0.483 \| good	6.915 \| good	0.312 \| good
2025-07-31T10:00:00.000Z	56 \| moderate	11.698 \| good	51.025 \| good	14.947 \| good	0.741 \| good	10.382 \| good	0.312 \| good
2025-07-31T11:00:00.000Z	56 \| moderate	11.601 \| good	53.446 \| good	21.555 \| good	0.434 \| good	8.805 \| good	0.312 \| good
2025-07-31T12:00:00.000Z	60 \| moderate	14.019 \| fine	55.146 \| fine	23.143 \| good	0.313 \| good	13.967 \| good	0.346 \| good
2025-07-31T13:00:00.000Z	60 \| moderate	14.005 \| fine	51.459 \| good	25.423 \| good	0.345 \| good	15.138 \| good	0.434 \| good
2025-07-31T14:00:00.000Z	54 \| moderate	10.557 \| good	32.049 \| good	26.43 \| good	0.342 \| good	16.515 \| good	0.483 \| good
2025-07-31T15:00:00.000Z	60 \| moderate	14.301 \| fine	54.546 \| good	31.793 \| good	0.318 \| good	12.143 \| good	0.451 \| good
2025-07-31T16:00:00.000Z	59 \| moderate	13.448 \| fine	71.68 \| fine	35.827 \| good	0.48 \| good	10.221 \| good	0.411 \| good
2025-07-31T17:00:00.000Z	60 \| moderate	14.017 \| fine	66.913 \| fine	38.893 \| good	0.721 \| good	8.631 \| good	0.372 \| good
2025-07-31T18:00:00.000Z	52 \| moderate	9.992 \| good	42.051 \| good	35.332 \| good	0.285 \| good	9.006 \| good	0.355 \| good
2025-07-31T19:00:00.000Z	49 \| good	9.375 \| good	47.292 \| good	38.079 \| good	0.631 \| good	6.521 \| good	0.355 \| good
2025-07-31T20:00:00.000Z	52 \| moderate	9.983 \| good	36.879 \| good	37.832 \| good	0.453 \| good	6.825 \| good	0.34 \| good
2025-07-31T21:00:00.000Z	38 \| good	7.262 \| good	39.308 \| good	40.092 \| good	0.36 \| good	11.887 \| good	0.38 \| good
2025-07-31T22:00:00.000Z	30 \| good	4.959 \| good	21.653 \| good	32.257 \| good	0.308 \| good	12.75 \| good	0.397 \| good
2025-07-31T23:00:00.000Z	33 \| good	5.582 \| good	24.187 \| good	34.991 \| good	1.11 \| good	6.792 \| good	0.248 \| good
2025-08-01T00:00:00.000Z	44 \| good	7.651 \| good	38.284 \| good	29.152 \| good	0.338 \| good	9.198 \| good	0.451 \| good
2025-08-01T01:00:00.000Z	52 \| moderate	9.91 \| good	46.73 \| good	23 \| good	0.317 \| good	6.167 \| good	0.445 \| good
2025-08-01T02:00:00.000Z	52 \| moderate	9.508 \| good	32.399 \| good	19.817 \| good	0.239 \| good	5.9 \| good	0.451 \| good
2025-08-01T03:00:00.000Z	58 \| moderate	13.075 \| fine	55.579 \| fine	18.075 \| good	0.29 \| good	6.759 \| good	0.445 \| good
2025-08-01T04:00:00.000Z	62 \| moderate	15.088 \| fine	65.128 \| fine	18.966 \| good	0.235 \| good	4.945 \| good	0.445 \| good
2025-08-01T05:00:00.000Z	54 \| moderate	11.465 \| good	30.823 \| good	17.781 \| good	0.224 \| good	5.026 \| good	0.395 \| good
2025-08-01T06:00:00.000Z	64 \| moderate	15.014 \| fine	81.509 \| fine	17.391 \| good	0.244 \| good	5.174 \| good	0.395 \| good
2025-08-01T07:00:00.000Z	44 \| good	7.997 \| good	31.302 \| good	14.65 \| good	0.218 \| good	3.342 \| good	0.39 \| good
2025-08-01T08:00:00.000Z	33 \| good	6.176 \| good	16.514 \| good	17.018 \| good	0.209 \| good	5.046 \| good	0.368 \| good
2025-08-01T09:00:00.000Z	19 \| good	2.229 \| good	21.049 \| good	18.916 \| good	0.249 \| good	5.574 \| good	0.318 \| good
2025-08-01T10:00:00.000Z	18 \| good	3.195 \| good	17.867 \| good	18.935 \| good	0.23 \| good	6.238 \| good	0.318 \| good
2025-08-01T11:00:00.000Z	18 \| good	3.195 \| good	17.867 \| good	18.935 \| good	0.23 \| good	6.238 \| good	0.318 \| good
2025-07-30T00:00:00.000Z	67 \| moderate	17.807 \| fine	78.93 \| fine	50.305 \| good	2.175 \| good	14.032 \| good	0.337 \| good
2025-07-30T01:00:00.000Z	67 \| moderate	18.241 \| fine	79.889 \| fine	51.071 \| good	2.191 \| good	12.795 \| good	0.327 \| good
2025-07-30T02:00:00.000Z	69 \| moderate	19.309 \| fine	84.958 \| fine	47.739 \| good	2.207 \| good	11.558 \| good	0.317 \| good
2025-07-30T03:00:00.000Z	71 \| moderate	20.136 \| fine	88.249 \| fine	45.358 \| good	2.223 \| good	10.322 \| good	0.307 \| good
2025-07-30T04:00:00.000Z	73 \| moderate	21.035 \| fine	92.54 \| fine	39.498 \| good	2.229 \| good	9.6 \| good	0.302 \| good
2025-07-30T05:00:00.000Z	71 \| moderate	20.412 \| fine	90.145 \| fine	34.447 \| good	2.234 \| good	8.879 \| good	0.296 \| good
2025-07-30T06:00:00.000Z	71 \| moderate	20.423 \| fine	90.09 \| fine	29.026 \| good	2.24 \| good	8.158 \| good	0.29 \| good
2025-07-30T07:00:00.000Z	73 \| moderate	21.35 \| fine	93.65 \| fine	26.162 \| good	2.238 \| good	8.166 \| good	0.292 \| good
2025-07-30T08:00:00.000Z	73 \| moderate	21.021 \| fine	92.079 \| fine	22.793 \| good	2.236 \| good	8.174 \| good	0.293 \| good
2025-07-30T09:00:00.000Z	73 \| moderate	20.75 \| fine	91.135 \| fine	23.869 \| good	2.234 \| good	8.182 \| good	0.295 \| good
2025-07-30T10:00:00.000Z	69 \| moderate	19.472 \| fine	85.986 \| fine	17.292 \| good	2.212 \| good	8.189 \| good	0.312 \| good
2025-07-30T11:00:00.000Z	71 \| moderate	20.232 \| fine	89 \| fine	18.995 \| good	2.191 \| good	8.197 \| good	0.33 \| good
2025-07-30T12:00:00.000Z	73 \| moderate	21.217 \| fine	93.151 \| fine	32.145 \| good	2.17 \| good	8.204 \| good	0.347 \| good
2025-07-30T13:00:00.000Z	69 \| moderate	19.14 \| fine	84.177 \| fine	44.204 \| good	2.297 \| good	6.585 \| good	0.324 \| good
2025-07-30T14:00:00.000Z	67 \| moderate	17.762 \| fine	78.177 \| fine	52.171 \| good	2.423 \| good	4.965 \| good	0.301 \| good
2025-07-30T15:00:00.000Z	64 \| moderate	16.464 \| fine	73.07 \| fine	55.495 \| fine	2.55 \| good	3.346 \| good	0.277 \| good
2025-07-30T16:00:00.000Z	64 \| moderate	15.694 \| fine	70.047 \| fine	58.19 \| fine	2.496 \| good	2.809 \| good	0.262 \| good
2025-07-30T17:00:00.000Z	62 \| moderate	15.312 \| fine	68.513 \| fine	58.311 \| fine	2.442 \| good	2.272 \| good	0.246 \| good
2025-07-30T18:00:00.000Z	64 \| moderate	15.746 \| fine	70.513 \| fine	58.464 \| fine	2.389 \| good	1.736 \| good	0.231 \| good
2025-07-30T19:00:00.000Z	67 \| moderate	15.706 \| fine	70.021 \| fine	59.747 \| fine	2.269 \| good	1.802 \| good	0.225 \| good
2025-07-30T20:00:00.000Z	77 \| moderate	17.171 \| fine	76.367 \| fine	63.135 \| fine	2.15 \| good	1.867 \| good	0.22 \| good
2025-07-30T21:00:00.000Z	84 \| moderate	19.323 \| fine	85.317 \| fine	64.536 \| fine	2.031 \| good	1.933 \| good	0.215 \| good
2025-07-30T22:00:00.000Z	73 \| moderate	20.632 \| fine	90.696 \| fine	59.504 \| fine	1.949 \| good	4.168 \| good	0.234 \| good
2025-07-30T23:00:00.000Z	75 \| moderate	22.117 \| fine	96.485 \| fine	46.287 \| good	1.867 \| good	6.402 \| good	0.253 \| good
2025-07-31T00:00:00.000Z	77 \| moderate	23.034 \| fine	101.329 \| fine	37.334 \| good	1.784 \| good	8.637 \| good	0.272 \| good
2025-07-31T01:00:00.000Z	75 \| moderate	22.32 \| fine	97.797 \| fine	35.721 \| good	1.698 \| good	9.462 \| good	0.28 \| good
2025-07-31T02:00:00.000Z	75 \| moderate	21.989 \| fine	96.305 \| fine	32.069 \| good	1.612 \| good	10.288 \| good	0.288 \| good
2025-07-31T03:00:00.000Z	75 \| moderate	21.751 \| fine	95.495 \| fine	31.519 \| good	1.525 \| good	11.113 \| good	0.296 \| good
2025-07-31T04:00:00.000Z	73 \| moderate	20.674 \| fine	91.1 \| fine	31.13 \| good	1.427 \| good	9.716 \| good	0.276 \| good
2025-07-31T05:00:00.000Z	67 \| moderate	18.366 \| fine	81.148 \| fine	27.675 \| good	1.33 \| good	8.318 \| good	0.255 \| good
2025-07-31T06:00:00.000Z	69 \| moderate	18.846 \| fine	83.335 \| fine	22.314 \| good	1.232 \| good	6.92 \| good	0.234 \| good
2025-07-31T07:00:00.000Z	71 \| moderate	19.785 \| fine	87.097 \| fine	18.108 \| good	1.23 \| good	6.293 \| good	0.223 \| good
2025-07-31T08:00:00.000Z	75 \| moderate	21.578 \| fine	95 \| fine	15.19 \| good	1.228 \| good	5.666 \| good	0.211 \| good
2025-07-31T09:00:00.000Z	71 \| moderate	19.767 \| fine	87.134 \| fine	13.475 \| good	1.227 \| good	5.039 \| good	0.2 \| good
2025-07-31T10:00:00.000Z	67 \| moderate	18.317 \| fine	80.811 \| fine	9.315 \| good	1.24 \| good	5.082 \| good	0.202 \| good
2025-07-31T11:00:00.000Z	66 \| moderate	17.482 \| fine	77.498 \| fine	13.888 \| good	1.252 \| good	5.125 \| good	0.205 \| good
2025-07-31T12:00:00.000Z	64 \| moderate	16.135 \| fine	71.56 \| fine	18.45 \| good	1.265 \| good	5.168 \| good	0.207 \| good
2025-07-31T13:00:00.000Z	62 \| moderate	14.909 \| fine	66.623 \| fine	21.626 \| good	1.38 \| good	4.37 \| good	0.205 \| good
2025-07-31T14:00:00.000Z	66 \| moderate	16.867 \| fine	74.909 \| fine	29.49 \| good	1.495 \| good	3.572 \| good	0.203 \| good
2025-07-31T15:00:00.000Z	67 \| moderate	18.269 \| fine	80.83 \| fine	38.612 \| good	1.61 \| good	2.775 \| good	0.201 \| good
2025-07-31T16:00:00.000Z	67 \| moderate	18.029 \| fine	79.672 \| fine	50.558 \| good	1.546 \| good	2.367 \| good	0.196 \| good
2025-07-31T17:00:00.000Z	64 \| moderate	16.009 \| fine	71.441 \| fine	54.164 \| good	1.481 \| good	1.96 \| good	0.191 \| good
2025-07-31T18:00:00.000Z	62 \| moderate	14.754 \| fine	65.581 \| fine	50.293 \| good	1.416 \| good	1.553 \| good	0.186 \| good
2025-07-31T19:00:00.000Z	64 \| moderate	16.131 \| fine	72.218 \| fine	45.755 \| good	1.342 \| good	1.888 \| good	0.187 \| good
2025-07-31T20:00:00.000Z	64 \| moderate	15.973 \| fine	70.594 \| fine	51.354 \| good	1.269 \| good	2.223 \| good	0.189 \| good
2025-07-31T21:00:00.000Z	64 \| moderate	16.122 \| fine	71.641 \| fine	50.372 \| good	1.195 \| good	2.558 \| good	0.19 \| good
2025-07-31T22:00:00.000Z	60 \| moderate	14.429 \| fine	64.655 \| fine	36.923 \| good	1.286 \| good	4.137 \| good	0.208 \| good
2025-07-31T23:00:00.000Z	56 \| moderate	12.283 \| fine	54.86 \| good	31.173 \| good	1.377 \| good	5.716 \| good	0.227 \| 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?