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

The current PM10 concentration at Westtown, Pennsylvania is 16.803 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Westtown, Pennsylvania is 0.461 ppb.

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

The current ozone (O3) concentration at Westtown, Pennsylvania is 46.086 ppm.

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

The current nitrogen dioxide (NO2) concentration at Westtown, Pennsylvania is 3.129 ppb.

Westtown, Pennsylvania live air quality index now

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

The current PM2.5 concentration at Westtown, Pennsylvania is 4.097 μg/m3.

Stay updated with real-time air quality in Westtown, 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

Westtown, Pennsylvania

Last updated: ... (Local time)

Major air pollutants in Westtown, Pennsylvania

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.10 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

16.80 μg/m³

155

255

425

605+

Ozone (O₃)

46.09 ppb

201

201+

Sulfur Dioxide (SO₂)

0.46 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.13 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.30 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Westtown, Pennsylvania

Scroll To Air Quality Map

Track live Westtown, Pennsylvania air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-08T00:00:00.000Z	56 \| moderate	11.829 \| good	44.165 \| good	23.81 \| good	0.345 \| good	7.63 \| good	0.386 \| good
2026-03-08T01:00:00.000Z	54 \| moderate	10.876 \| good	50.316 \| good	15.636 \| good	0.233 \| good	13.752 \| good	0.393 \| good
2026-03-08T02:00:00.000Z	58 \| moderate	13.452 \| fine	62.151 \| fine	13.352 \| good	0.283 \| good	12.813 \| good	0.399 \| good
2026-03-08T03:00:00.000Z	49 \| good	8.953 \| good	39.547 \| good	19.81 \| good	1.084 \| good	6.097 \| good	0.174 \| good
2026-03-08T04:00:00.000Z	58 \| moderate	12.857 \| fine	48.875 \| good	16.542 \| good	0.462 \| good	11.69 \| good	0.372 \| good
2026-03-08T05:00:00.000Z	66 \| moderate	16.99 \| fine	70.83 \| fine	15.723 \| good	0.372 \| good	14.12 \| good	0.384 \| good
2026-03-08T06:00:00.000Z	56 \| moderate	12.205 \| fine	58.205 \| fine	12.948 \| good	0.354 \| good	13.473 \| good	0.434 \| good
2026-03-08T07:00:00.000Z	64 \| moderate	15.695 \| fine	70.328 \| fine	7.899 \| good	0.348 \| good	13.679 \| good	0.486 \| good
2026-03-08T08:00:00.000Z	66 \| moderate	17.408 \| fine	47.519 \| good	9.675 \| good	0.26 \| good	15.038 \| good	0.397 \| good
2026-03-08T09:00:00.000Z	66 \| moderate	17.109 \| fine	64.262 \| fine	17.539 \| good	0.316 \| good	18.656 \| good	0.447 \| good
2026-03-08T10:00:00.000Z	58 \| moderate	13.392 \| fine	48.772 \| good	8.765 \| good	0.277 \| good	16.317 \| good	0.417 \| good
2026-03-08T11:00:00.000Z	60 \| moderate	13.584 \| fine	48.078 \| good	10.862 \| good	0.296 \| good	10.947 \| good	0.377 \| good
2026-03-08T12:00:00.000Z	52 \| moderate	10.432 \| good	52.481 \| good	12.8 \| good	0.232 \| good	9.758 \| good	0.431 \| good
2026-03-08T13:00:00.000Z	52 \| moderate	9.937 \| good	42.663 \| good	17.112 \| good	0.306 \| good	9.801 \| good	0.473 \| good
2026-03-08T14:00:00.000Z	56 \| moderate	12.323 \| fine	51.633 \| good	12.641 \| good	0.404 \| good	8.813 \| good	0.473 \| good
2026-03-08T15:00:00.000Z	60 \| moderate	14.335 \| fine	54.325 \| good	10.986 \| good	0.519 \| good	7.684 \| good	0.438 \| good
2026-03-08T16:00:00.000Z	60 \| moderate	14.184 \| fine	48.24 \| good	14.274 \| good	0.52 \| good	8.201 \| good	0.424 \| good
2026-03-08T17:00:00.000Z	56 \| moderate	11.933 \| good	60.064 \| fine	17.44 \| good	0.48 \| good	4.578 \| good	0.4 \| good
2026-03-08T18:00:00.000Z	44 \| good	8.181 \| good	33.682 \| good	15.186 \| good	0.444 \| good	7.52 \| good	0.377 \| good
2026-03-08T19:00:00.000Z	44 \| good	8.354 \| good	35.399 \| good	27.535 \| good	0.432 \| good	9.676 \| good	0.354 \| good
2026-03-08T20:00:00.000Z	38 \| good	6.604 \| good	28.877 \| good	28.258 \| good	0.425 \| good	7.044 \| good	0.317 \| good
2026-03-08T21:00:00.000Z	38 \| good	7.217 \| good	33 \| good	31.69 \| good	0.373 \| good	7.029 \| good	0.356 \| good
2026-03-08T22:00:00.000Z	33 \| good	5.558 \| good	23.229 \| good	34.429 \| good	0.356 \| good	3.957 \| good	0.424 \| good
2026-03-08T23:00:00.000Z	33 \| good	5.511 \| good	24.331 \| good	32.143 \| good	0.275 \| good	7.225 \| good	0.482 \| good
2026-03-09T00:00:00.000Z	38 \| good	6.569 \| good	24.277 \| good	30.876 \| good	0.295 \| good	8.302 \| good	0.505 \| good
2026-03-09T01:00:00.000Z	44 \| good	8.195 \| good	31.449 \| good	26.528 \| good	0.361 \| good	9.936 \| good	0.587 \| good
2026-03-09T02:00:00.000Z	27 \| good	5.328 \| good	22.405 \| good	19.44 \| good	0.419 \| good	14.105 \| good	0.698 \| good
2026-03-09T03:00:00.000Z	23 \| good	3.789 \| good	16.774 \| good	25.255 \| good	2.096 \| good	18.16 \| good	0.294 \| good
2026-03-09T04:00:00.000Z	38 \| good	6.809 \| good	22.769 \| good	8.034 \| good	0.654 \| good	11.625 \| good	0.874 \| good
2026-03-09T05:00:00.000Z	52 \| moderate	9.808 \| good	27.77 \| good	12.925 \| good	0.63 \| good	8.044 \| good	0.759 \| good
2026-03-09T06:00:00.000Z	44 \| good	7.675 \| good	38.465 \| good	9.103 \| good	0.599 \| good	9.017 \| good	0.719 \| good
2026-03-09T07:00:00.000Z	56 \| moderate	11.765 \| good	47.142 \| good	18.251 \| good	0.616 \| good	9.681 \| good	0.745 \| good
2026-03-09T08:00:00.000Z	56 \| moderate	12.041 \| good	63.981 \| fine	11.802 \| good	0.59 \| good	18.513 \| good	0.69 \| good
2026-03-09T09:00:00.000Z	38 \| good	7.204 \| good	27.678 \| good	16.581 \| good	0.678 \| good	18.847 \| good	0.66 \| good
2026-03-09T10:00:00.000Z	52 \| moderate	10.267 \| good	33.375 \| good	9.323 \| good	0.82 \| good	17.785 \| good	0.656 \| good
2026-03-09T11:00:00.000Z	58 \| moderate	12.946 \| fine	47.44 \| good	3.834 \| good	1.351 \| good	17.762 \| good	0.738 \| good
2026-03-09T12:00:00.000Z	54 \| moderate	11.01 \| good	31.187 \| good	5.712 \| good	2.015 \| good	16.701 \| good	0.964 \| good
2026-03-09T13:00:00.000Z	54 \| moderate	10.618 \| good	43.063 \| good	3.711 \| good	0.778 \| good	16.071 \| good	1.006 \| good
2026-03-09T14:00:00.000Z	56 \| moderate	11.903 \| good	52.399 \| good	8.296 \| good	0.835 \| good	14.408 \| good	1.072 \| good
2026-03-09T15:00:00.000Z	58 \| moderate	13.434 \| fine	46.676 \| good	14.24 \| good	1.003 \| good	10.588 \| good	0.707 \| good
2026-03-09T16:00:00.000Z	54 \| moderate	11.487 \| good	56.757 \| fine	28.471 \| good	1.017 \| good	4.04 \| good	0.454 \| good
2026-03-09T17:00:00.000Z	54 \| moderate	10.815 \| good	42.163 \| good	31.374 \| good	0.782 \| good	4.269 \| good	0.36 \| good
2026-03-09T18:00:00.000Z	32 \| good	3.666 \| good	18.227 \| good	34.641 \| good	0.559 \| good	5.504 \| good	0.307 \| good
2026-03-09T19:00:00.000Z	37 \| good	3.899 \| good	16.734 \| good	39.809 \| good	0.295 \| good	4.229 \| good	0.322 \| good
2026-03-09T20:00:00.000Z	40 \| good	3.952 \| good	15.046 \| good	43.156 \| good	0.318 \| good	3.456 \| good	0.313 \| good
2026-03-09T21:00:00.000Z	39 \| good	3.689 \| good	13.341 \| good	42.231 \| good	0.372 \| good	4.046 \| good	0.286 \| good
2026-03-09T22:00:00.000Z	43 \| good	4.097 \| good	16.803 \| good	46.086 \| good	0.461 \| good	3.129 \| good	0.299 \| good
2026-03-09T23:00:00.000Z	43 \| good	4.097 \| good	16.803 \| good	46.086 \| good	0.461 \| good	3.129 \| good	0.299 \| good
2026-03-10T00:00:00.000Z	38 \| good	7.019 \| good	30.928 \| good	29.755 \| good	3.29 \| good	12.77 \| good	0.244 \| good
2026-03-10T01:00:00.000Z	38 \| good	7.303 \| good	32.263 \| good	29.893 \| good	3.146 \| good	12.551 \| good	0.246 \| good
2026-03-10T02:00:00.000Z	38 \| good	7.058 \| good	31.312 \| good	21.774 \| good	3.003 \| good	12.333 \| good	0.249 \| good
2026-03-10T03:00:00.000Z	44 \| good	8.101 \| good	35.603 \| good	20.922 \| good	2.859 \| good	12.114 \| good	0.251 \| good
2026-03-10T04:00:00.000Z	44 \| good	8.382 \| good	36.767 \| good	20.666 \| good	2.498 \| good	10.507 \| good	0.244 \| good
2026-03-10T05:00:00.000Z	52 \| moderate	9.5 \| good	42.711 \| good	19.781 \| good	2.138 \| good	8.899 \| good	0.237 \| good
2026-03-10T06:00:00.000Z	54 \| moderate	10.779 \| good	47.726 \| good	19.446 \| good	1.777 \| good	7.292 \| good	0.229 \| good
2026-03-10T07:00:00.000Z	58 \| moderate	12.714 \| fine	57.21 \| fine	19.316 \| good	1.685 \| good	7.324 \| good	0.234 \| good
2026-03-10T08:00:00.000Z	58 \| moderate	13.1 \| fine	59.031 \| fine	15.64 \| good	1.593 \| good	7.356 \| good	0.238 \| good
2026-03-10T09:00:00.000Z	58 \| moderate	13.102 \| fine	59.272 \| fine	11.664 \| good	1.5 \| good	7.388 \| good	0.242 \| good
2026-03-10T10:00:00.000Z	56 \| moderate	11.583 \| good	51.329 \| good	12.505 \| good	1.62 \| good	9.555 \| good	0.272 \| good
2026-03-10T11:00:00.000Z	56 \| moderate	12.162 \| fine	54.583 \| good	10.351 \| good	1.739 \| good	11.721 \| good	0.302 \| good
2026-03-10T12:00:00.000Z	56 \| moderate	12.09 \| good	54.181 \| good	12.049 \| good	1.858 \| good	13.887 \| good	0.331 \| good
2026-03-10T13:00:00.000Z	56 \| moderate	11.791 \| good	52.358 \| good	16.682 \| good	1.9 \| good	11.969 \| good	0.319 \| good
2026-03-10T14:00:00.000Z	56 \| moderate	11.617 \| good	51.957 \| good	23.443 \| good	1.941 \| good	10.051 \| good	0.306 \| good
2026-03-10T15:00:00.000Z	56 \| moderate	11.778 \| good	52.564 \| good	33.439 \| good	1.983 \| good	8.132 \| good	0.293 \| good
2026-03-10T16:00:00.000Z	52 \| moderate	9.528 \| good	42.419 \| good	41.158 \| good	2.369 \| good	6.695 \| good	0.257 \| good
2026-03-10T17:00:00.000Z	44 \| good	8.097 \| good	35.404 \| good	45.685 \| good	2.755 \| good	5.257 \| good	0.221 \| good
2026-03-10T18:00:00.000Z	44 \| good	8.473 \| good	37.306 \| good	37.836 \| good	3.142 \| good	3.82 \| good	0.185 \| good
2026-03-10T19:00:00.000Z	49 \| good	9.333 \| good	41.465 \| good	39.936 \| good	2.922 \| good	3.488 \| good	0.178 \| good
2026-03-10T20:00:00.000Z	49 \| good	9.055 \| good	40.347 \| good	41.615 \| good	2.702 \| good	3.156 \| good	0.171 \| good
2026-03-10T21:00:00.000Z	38 \| good	7.3 \| good	32.036 \| good	39.04 \| good	2.482 \| good	2.824 \| good	0.164 \| good
2026-03-10T22:00:00.000Z	38 \| good	6.675 \| good	29.918 \| good	34.775 \| good	2.345 \| good	5.908 \| good	0.19 \| good
2026-03-10T23:00:00.000Z	38 \| good	7.224 \| good	31.923 \| good	28.814 \| good	2.208 \| good	8.992 \| good	0.216 \| good
2026-03-11T00:00:00.000Z	27 \| good	5.402 \| good	23.124 \| good	28.497 \| good	2.071 \| good	12.077 \| good	0.242 \| good
2026-03-11T01:00:00.000Z	33 \| good	5.682 \| good	24.543 \| good	23.234 \| good	1.891 \| good	11.252 \| good	0.239 \| good
2026-03-11T02:00:00.000Z	52 \| moderate	10.083 \| good	44.823 \| good	21.862 \| good	1.711 \| good	10.428 \| good	0.235 \| good
2026-03-11T03:00:00.000Z	54 \| moderate	11.295 \| good	49.784 \| good	21.183 \| good	1.532 \| good	9.603 \| good	0.232 \| good
2026-03-11T04:00:00.000Z	54 \| moderate	11.387 \| good	50.298 \| good	18.682 \| good	1.477 \| good	8.398 \| good	0.225 \| good
2026-03-11T05:00:00.000Z	52 \| moderate	10.348 \| good	45.815 \| good	17.849 \| good	1.422 \| good	7.192 \| good	0.217 \| good
2026-03-11T06:00:00.000Z	75 \| moderate	21.968 \| fine	22.044 \| good	30.414 \| good	1.366 \| good	5.941 \| good	0.209 \| good
2026-03-11T07:00:00.000Z	44 \| good	7.7 \| good	33.835 \| good	21.769 \| good	1.376 \| good	5.621 \| good	0.206 \| good
2026-03-11T08:00:00.000Z	56 \| moderate	11.865 \| good	53.18 \| good	14.972 \| good	1.384 \| good	5.256 \| good	0.202 \| good
2026-03-11T09:00:00.000Z	56 \| moderate	11.722 \| good	52.288 \| good	9.98 \| good	1.393 \| good	4.89 \| good	0.199 \| good
2026-03-11T10:00:00.000Z	44 \| good	8.217 \| good	36.144 \| good	17.307 \| good	1.497 \| good	6.078 \| good	0.209 \| good
2026-03-11T11:00:00.000Z	38 \| good	6.695 \| good	29.728 \| good	17.594 \| good	1.601 \| good	7.267 \| good	0.219 \| good
2026-03-11T12:00:00.000Z	79 \| moderate	23.757 \| fine	23.85 \| good	19.001 \| good	1.706 \| good	8.425 \| good	0.229 \| good
2026-03-11T13:00:00.000Z	77 \| moderate	23.405 \| fine	23.476 \| good	21.006 \| good	1.87 \| good	7.658 \| good	0.226 \| good
2026-03-11T14:00:00.000Z	73 \| moderate	20.672 \| fine	20.756 \| good	23.011 \| good	2.034 \| good	6.891 \| good	0.224 \| good
2026-03-11T15:00:00.000Z	64 \| moderate	15.62 \| fine	15.714 \| good	25.016 \| good	2.198 \| good	6.124 \| good	0.221 \| good
2026-03-11T16:00:00.000Z	56 \| moderate	12.132 \| fine	12.221 \| good	30.082 \| good	2.134 \| good	5.043 \| good	0.202 \| good
2026-03-11T17:00:00.000Z	49 \| good	8.56 \| good	37.38 \| good	32.962 \| good	2.072 \| good	3.975 \| good	0.183 \| good
2026-03-11T18:00:00.000Z	52 \| moderate	10.355 \| good	10.436 \| good	40.212 \| good	2.007 \| good	2.882 \| good	0.163 \| good
2026-03-11T19:00:00.000Z	49 \| good	9.352 \| good	9.438 \| good	41.761 \| good	1.829 \| good	2.849 \| good	0.159 \| good
2026-03-11T20:00:00.000Z	49 \| good	8.949 \| good	9.028 \| good	43.31 \| good	1.651 \| good	2.816 \| good	0.154 \| good
2026-03-11T21:00:00.000Z	49 \| good	9.036 \| good	9.107 \| good	44.858 \| good	1.473 \| good	2.783 \| good	0.15 \| good
2026-03-11T22:00:00.000Z	49 \| good	9.305 \| good	9.363 \| good	42.005 \| good	1.451 \| good	3.631 \| good	0.154 \| good
2026-03-11T23:00:00.000Z	49 \| good	9.151 \| good	9.216 \| good	39.152 \| good	1.429 \| good	4.478 \| good	0.158 \| good

Westtown

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Westtown, Pennsylvania air quality map: Track AQI near you

0.30ppm

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 Westtown, Pennsylvania updated?

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

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

The worst air quality in Westtown, Pennsylvania in the last 24 hours was observed at 03:00:00 on 2026-03-09.

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

In the last 24 hrs, the best air quality in Westtown, Pennsylvania was observed at 03:00:00 on 2026-03-09.

What is the current air quality in Westtown, Pennsylvania?

The current air quality in Westtown, Pennsylvania is 43, categorized as Good based on real-time data.

What pollutant is the most common in Westtown, Pennsylvania?

The most common pollutant in Westtown, Pennsylvania is O3.

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

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

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

The current PM_2.5 concentration at Westtown, Pennsylvania is 4.097 μg/m³.

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

The current PM₁₀ concentration at Westtown, Pennsylvania is 16.803 μg/m³.

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

The current carbon monoxide (CO) concentration at Westtown, Pennsylvania is 0.299 ppm.

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

The current sulfur dioxide (SO₂) concentration at Westtown, Pennsylvania is 0.461 ppb.

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

The current ozone (O₃) concentration at Westtown, Pennsylvania is 46.086 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Westtown, Pennsylvania is 3.129 ppb.

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