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

The current PM10 concentration at Worcester, Pennsylvania is 39.674 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Worcester, Pennsylvania is 0.697 ppb.

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

The current ozone (O3) concentration at Worcester, Pennsylvania is 61.268 ppm.

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

The current nitrogen dioxide (NO2) concentration at Worcester, Pennsylvania is 9.45 ppb.

Worcester, Pennsylvania live air quality index now

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

The current PM2.5 concentration at Worcester, Pennsylvania is 8.956 μg/m3.

Stay updated with real-time air quality in Worcester, 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)

Moderate

Worcester, Pennsylvania

Last updated: ... (Local time)

Major air pollutants in Worcester, Pennsylvania

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

8.24 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

36.81 μg/m³

155

255

425

605+

Ozone (O₃)

60.00 ppb

201

201+

Sulfur Dioxide (SO₂)

0.72 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.00 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.24 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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Worcester, Pennsylvania

Scroll To Air Quality Map

Track live Worcester, Pennsylvania air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-04-22T02:00:00.000Z	44 \| good	8.062 \| good	35.869 \| good	46.744 \| good	0.493 \| good	7.993 \| good	0.218 \| good
2026-04-22T03:00:00.000Z	39 \| good	6.448 \| good	27.895 \| good	42.487 \| good	0.355 \| good	13.926 \| good	0.245 \| good
2026-04-22T04:00:00.000Z	38 \| good	5.886 \| good	25.784 \| good	41.239 \| good	0.344 \| good	14.898 \| good	0.245 \| good
2026-04-22T05:00:00.000Z	37 \| good	5.158 \| good	22.827 \| good	39.953 \| good	0.435 \| good	10.046 \| good	0.248 \| good
2026-04-22T06:00:00.000Z	36 \| good	4.977 \| good	22.003 \| good	39.213 \| good	0.373 \| good	8.496 \| good	0.218 \| good
2026-04-22T07:00:00.000Z	37 \| good	4.782 \| good	21.134 \| good	39.836 \| good	0.397 \| good	9.906 \| good	0.18 \| good
2026-04-22T08:00:00.000Z	35 \| good	4.646 \| good	20.835 \| good	38.056 \| good	0.238 \| good	8.016 \| good	0.18 \| good
2026-04-22T09:00:00.000Z	35 \| good	4.72 \| good	20.833 \| good	37.738 \| good	0.249 \| good	11.509 \| good	0.206 \| good
2026-04-22T10:00:00.000Z	35 \| good	4.913 \| good	21.767 \| good	37.877 \| good	0.264 \| good	10.655 \| good	0.206 \| good
2026-04-22T11:00:00.000Z	36 \| good	5.157 \| good	23 \| good	39.25 \| good	0.109 \| good	12.72 \| good	0.218 \| good
2026-04-22T12:00:00.000Z	37 \| good	5.603 \| good	24.43 \| good	40.281 \| good	0.519 \| good	11.672 \| good	0.26 \| good
2026-04-22T13:00:00.000Z	38 \| good	5.859 \| good	25.466 \| good	41.089 \| good	0.712 \| good	12.233 \| good	0.299 \| good
2026-04-22T14:00:00.000Z	37 \| good	6.32 \| good	27.321 \| good	39.795 \| good	0.438 \| good	9.972 \| good	0.321 \| good
2026-04-22T15:00:00.000Z	38 \| good	7.139 \| good	31.735 \| good	36.468 \| good	0.471 \| good	11.721 \| good	0.321 \| good
2026-04-22T16:00:00.000Z	44 \| good	7.89 \| good	34.953 \| good	36.103 \| good	0.426 \| good	12.495 \| good	0.34 \| good
2026-04-22T17:00:00.000Z	49 \| good	8.931 \| good	39.852 \| good	38.202 \| good	0.44 \| good	17.779 \| good	0.353 \| good
2026-04-22T18:00:00.000Z	49 \| good	9.073 \| good	40.101 \| good	37.802 \| good	0.47 \| good	17.509 \| good	0.353 \| good
2026-04-22T19:00:00.000Z	49 \| good	9.346 \| good	41.23 \| good	37.453 \| good	0.581 \| good	13.644 \| good	0.34 \| good
2026-04-22T20:00:00.000Z	52 \| moderate	10.029 \| good	44.259 \| good	38.603 \| good	0.752 \| good	12.066 \| good	0.344 \| good
2026-04-22T21:00:00.000Z	54 \| moderate	10.674 \| good	47.888 \| good	39.967 \| good	0.811 \| good	6.939 \| good	0.318 \| good
2026-04-22T22:00:00.000Z	54 \| moderate	10.825 \| good	47.875 \| good	41.36 \| good	0.829 \| good	6.392 \| good	0.325 \| good
2026-04-22T23:00:00.000Z	54 \| moderate	10.915 \| good	48.226 \| good	41.372 \| good	0.804 \| good	6.878 \| good	0.395 \| good
2026-04-23T00:00:00.000Z	54 \| moderate	11.17 \| good	50.408 \| good	38.234 \| good	0.686 \| good	11.287 \| good	0.421 \| good
2026-04-23T01:00:00.000Z	56 \| moderate	11.629 \| good	52.203 \| good	33.445 \| good	0.559 \| good	18.772 \| good	0.347 \| good
2026-04-23T02:00:00.000Z	56 \| moderate	11.581 \| good	51.291 \| good	34.625 \| good	0.529 \| good	12.694 \| good	0.346 \| good
2026-04-23T03:00:00.000Z	54 \| moderate	10.892 \| good	48.557 \| good	34.261 \| good	0.527 \| good	12.507 \| good	0.386 \| good
2026-04-23T04:00:00.000Z	54 \| moderate	10.892 \| good	48.557 \| good	32.269 \| good	0.497 \| good	13.305 \| good	0.387 \| good
2026-04-23T05:00:00.000Z	54 \| moderate	10.858 \| good	48.289 \| good	30.058 \| good	0.457 \| good	11.666 \| good	0.322 \| good
2026-04-23T06:00:00.000Z	54 \| moderate	10.746 \| good	48.552 \| good	30.717 \| good	0.342 \| good	11.327 \| good	0.322 \| good
2026-04-23T07:00:00.000Z	54 \| moderate	11.004 \| good	49.458 \| good	31.621 \| good	0.371 \| good	12.289 \| good	0.28 \| good
2026-04-23T08:00:00.000Z	56 \| moderate	11.537 \| good	51.721 \| good	27.121 \| good	0.431 \| good	14.551 \| good	0.287 \| good
2026-04-23T09:00:00.000Z	56 \| moderate	12.308 \| fine	54.941 \| good	24.577 \| good	0.468 \| good	13.7 \| good	0.287 \| good
2026-04-23T10:00:00.000Z	60 \| moderate	13.558 \| fine	61.552 \| fine	22.474 \| good	0.474 \| good	15.429 \| good	0.327 \| good
2026-04-23T11:00:00.000Z	62 \| moderate	14.968 \| fine	67.218 \| fine	19.722 \| good	0.587 \| good	19.001 \| good	0.366 \| good
2026-04-23T12:00:00.000Z	64 \| moderate	16.333 \| fine	72.812 \| fine	15.065 \| good	0.55 \| good	20.406 \| good	0.418 \| good
2026-04-23T13:00:00.000Z	69 \| moderate	19.107 \| fine	85.2 \| fine	17.248 \| good	0.687 \| good	22.282 \| good	0.559 \| good
2026-04-23T14:00:00.000Z	71 \| moderate	20.271 \| fine	89.854 \| fine	20.682 \| good	0.78 \| good	23.958 \| good	0.533 \| good
2026-04-23T15:00:00.000Z	66 \| moderate	17.317 \| fine	77.365 \| fine	29.662 \| good	0.836 \| good	23.416 \| good	0.468 \| good
2026-04-23T16:00:00.000Z	60 \| moderate	13.559 \| fine	60.273 \| fine	37.897 \| good	0.803 \| good	17.797 \| good	0.361 \| good
2026-04-23T17:00:00.000Z	56 \| moderate	11.567 \| good	51.394 \| good	44.374 \| good	0.77 \| good	11.989 \| good	0.283 \| good
2026-04-23T18:00:00.000Z	54 \| moderate	10.569 \| good	46.798 \| good	50.301 \| good	0.752 \| good	10.098 \| good	0.238 \| good
2026-04-23T19:00:00.000Z	61 \| moderate	9.88 \| good	43.574 \| good	58.037 \| fine	0.645 \| good	9.44 \| good	0.238 \| good
2026-04-23T20:00:00.000Z	77 \| moderate	10.178 \| good	45.344 \| good	62.731 \| fine	0.756 \| good	8.502 \| good	0.233 \| good
2026-04-23T21:00:00.000Z	77 \| moderate	10.419 \| good	46.95 \| good	62.893 \| fine	0.73 \| good	8.311 \| good	0.251 \| good
2026-04-23T22:00:00.000Z	74 \| moderate	9.916 \| good	44.088 \| good	61.967 \| fine	0.704 \| good	9.162 \| good	0.246 \| good
2026-04-23T23:00:00.000Z	71 \| moderate	8.956 \| good	39.674 \| good	61.268 \| fine	0.697 \| good	9.45 \| good	0.233 \| good
2026-04-24T00:00:00.000Z	67 \| moderate	8.238 \| good	36.81 \| good	59.999 \| fine	0.719 \| good	6.004 \| good	0.245 \| good
2026-04-24T01:00:00.000Z	67 \| moderate	8.238 \| good	36.81 \| good	59.999 \| fine	0.719 \| good	6.004 \| good	0.245 \| good
2026-04-24T00:00:00.000Z	31 \| good	1.551 \| good	6.439 \| good	34.403 \| good	1.583 \| good	9.433 \| good	0.24 \| good
2026-04-24T01:00:00.000Z	31 \| good	0.657 \| good	2.535 \| good	33.928 \| good	1.431 \| good	9.092 \| good	0.23 \| good
2026-04-24T02:00:00.000Z	29 \| good	0.39 \| good	1.468 \| good	30.772 \| good	1.279 \| good	8.751 \| good	0.22 \| good
2026-04-24T03:00:00.000Z	29 \| good	0.911 \| good	3.454 \| good	31.467 \| good	1.127 \| good	8.411 \| good	0.21 \| good
2026-04-24T04:00:00.000Z	27 \| good	2.266 \| good	9.348 \| good	29.317 \| good	0.975 \| good	7.457 \| good	0.195 \| good
2026-04-24T05:00:00.000Z	25 \| good	2.516 \| good	10.106 \| good	26.537 \| good	0.823 \| good	6.504 \| good	0.18 \| good
2026-04-24T06:00:00.000Z	22 \| good	2.452 \| good	10.021 \| good	24.114 \| good	0.67 \| good	5.55 \| good	0.165 \| good
2026-04-24T07:00:00.000Z	20 \| good	2.087 \| good	8.428 \| good	22.047 \| good	0.736 \| good	6.062 \| good	0.166 \| good
2026-04-24T08:00:00.000Z	17 \| good	2.107 \| good	8.51 \| good	17.909 \| good	0.801 \| good	6.574 \| good	0.167 \| good
2026-04-24T09:00:00.000Z	13 \| good	1.956 \| good	7.996 \| good	14.321 \| good	0.866 \| good	7.086 \| good	0.168 \| good
2026-04-24T10:00:00.000Z	16 \| good	3.253 \| good	14.299 \| good	13.624 \| good	0.903 \| good	7.026 \| good	0.181 \| good
2026-04-24T11:00:00.000Z	22 \| good	3.638 \| good	15.996 \| good	13.07 \| good	0.94 \| good	6.967 \| good	0.193 \| good
2026-04-24T12:00:00.000Z	27 \| good	4.633 \| good	20.363 \| good	20.746 \| good	0.977 \| good	6.908 \| good	0.205 \| good
2026-04-24T13:00:00.000Z	28 \| good	3.847 \| good	17 \| good	29.785 \| good	0.987 \| good	5.535 \| good	0.19 \| good
2026-04-24T14:00:00.000Z	28 \| good	3.671 \| good	16 \| good	30.498 \| good	0.997 \| good	4.162 \| good	0.175 \| good
2026-04-24T15:00:00.000Z	25 \| good	4.025 \| good	17.877 \| good	26.741 \| good	1.007 \| good	2.789 \| good	0.16 \| good
2026-04-24T16:00:00.000Z	26 \| good	3.46 \| good	15.108 \| good	28.467 \| good	1.069 \| good	2.456 \| good	0.158 \| good
2026-04-24T17:00:00.000Z	29 \| good	2.97 \| good	12.079 \| good	30.982 \| good	1.131 \| good	2.123 \| good	0.157 \| good
2026-04-24T18:00:00.000Z	31 \| good	3.671 \| good	16.002 \| good	34.462 \| good	1.193 \| good	1.79 \| good	0.156 \| good
2026-04-24T19:00:00.000Z	37 \| good	4.099 \| good	18.027 \| good	40.051 \| good	1.271 \| good	1.882 \| good	0.158 \| good
2026-04-24T20:00:00.000Z	39 \| good	4.847 \| good	21.027 \| good	42.433 \| good	1.35 \| good	1.974 \| good	0.16 \| good
2026-04-24T21:00:00.000Z	41 \| good	5.851 \| good	25.913 \| good	44.127 \| good	1.428 \| good	2.066 \| good	0.162 \| good
2026-04-24T22:00:00.000Z	39 \| good	7.096 \| good	31.55 \| good	42.348 \| good	1.538 \| good	6.281 \| good	0.197 \| good
2026-04-24T23:00:00.000Z	38 \| good	7.276 \| good	32.007 \| good	40.661 \| good	1.649 \| good	10.497 \| good	0.232 \| good
2026-04-25T00:00:00.000Z	38 \| good	6.626 \| good	29.506 \| good	39.525 \| good	1.759 \| good	14.713 \| good	0.267 \| good
2026-04-25T01:00:00.000Z	44 \| good	7.602 \| good	33.797 \| good	36.674 \| good	1.648 \| good	14.226 \| good	0.259 \| good
2026-04-25T02:00:00.000Z	44 \| good	8.227 \| good	35.941 \| good	31.859 \| good	1.536 \| good	13.74 \| good	0.251 \| good
2026-04-25T03:00:00.000Z	33 \| good	6.118 \| good	26.78 \| good	29.135 \| good	1.425 \| good	13.254 \| good	0.243 \| good
2026-04-25T04:00:00.000Z	27 \| good	5.038 \| good	22.187 \| good	26.009 \| good	1.321 \| good	10.775 \| good	0.219 \| good
2026-04-25T05:00:00.000Z	22 \| good	4.313 \| good	18.702 \| good	24.278 \| good	1.217 \| good	8.295 \| good	0.195 \| good
2026-04-25T06:00:00.000Z	27 \| good	4.947 \| good	21.103 \| good	23.237 \| good	1.113 \| good	5.816 \| good	0.171 \| good
2026-04-25T07:00:00.000Z	27 \| good	4.839 \| good	20.961 \| good	20.035 \| good	1.079 \| good	4.979 \| good	0.164 \| good
2026-04-25T08:00:00.000Z	22 \| good	3.873 \| good	16.748 \| good	21.161 \| good	1.045 \| good	4.142 \| good	0.156 \| good
2026-04-25T09:00:00.000Z	22 \| good	2.694 \| good	10.652 \| good	24.306 \| good	1.01 \| good	3.306 \| good	0.149 \| good
2026-04-25T10:00:00.000Z	22 \| good	2.576 \| good	10.589 \| good	24.034 \| good	1.049 \| good	3.922 \| good	0.151 \| good
2026-04-25T11:00:00.000Z	22 \| good	4.184 \| good	18.373 \| good	21.654 \| good	1.087 \| good	4.539 \| good	0.153 \| good
2026-04-25T12:00:00.000Z	25 \| good	3.349 \| good	14.552 \| good	27.288 \| good	1.126 \| good	5.156 \| good	0.155 \| good
2026-04-25T13:00:00.000Z	29 \| good	1.937 \| good	8.084 \| good	30.926 \| good	1.113 \| good	5.3 \| good	0.157 \| good
2026-04-25T14:00:00.000Z	28 \| good	2.424 \| good	9.653 \| good	30.293 \| good	1.1 \| good	5.445 \| good	0.16 \| good
2026-04-25T15:00:00.000Z	29 \| good	3.426 \| good	14.936 \| good	31.334 \| good	1.087 \| good	5.589 \| good	0.163 \| good
2026-04-25T16:00:00.000Z	32 \| good	4.705 \| good	20.837 \| good	35.326 \| good	1.037 \| good	5.06 \| good	0.16 \| good
2026-04-25T17:00:00.000Z	31 \| good	4.18 \| good	18.389 \| good	34.278 \| good	0.986 \| good	4.531 \| good	0.157 \| good
2026-04-25T18:00:00.000Z	31 \| good	3.775 \| good	16.533 \| good	32.887 \| good	0.936 \| good	4.002 \| good	0.154 \| good
2026-04-25T19:00:00.000Z	30 \| good	4.394 \| good	19.035 \| good	31.72 \| good	0.884 \| good	4.054 \| good	0.156 \| good
2026-04-25T20:00:00.000Z	28 \| good	5.405 \| good	23.344 \| good	30.385 \| good	0.831 \| good	4.106 \| good	0.158 \| good
2026-04-25T21:00:00.000Z	33 \| good	5.996 \| good	25.982 \| good	27.519 \| good	0.779 \| good	4.158 \| good	0.16 \| good
2026-04-25T22:00:00.000Z	27 \| good	5.171 \| good	22.468 \| good	27.415 \| good	0.761 \| good	4.544 \| good	0.164 \| good
2026-04-25T23:00:00.000Z	28 \| good	5.423 \| good	23.488 \| good	29.664 \| good	0.742 \| good	4.93 \| good	0.168 \| good

Worcester

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Worcester, Pennsylvania air quality map: Track AQI near you

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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 Worcester, Pennsylvania updated?

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

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

The worst air quality in Worcester, Pennsylvania in the last 24 hours was observed at 09:00:00 on 2026-04-23.

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

In the last 24 hrs, the best air quality in Worcester, Pennsylvania was observed at 06:00:00 on 2026-04-23.

What is the current air quality in Worcester, Pennsylvania?

The current air quality in Worcester, Pennsylvania is 71, categorized as Moderate based on real-time data.

What pollutant is the most common in Worcester, Pennsylvania?

The most common pollutant in Worcester, Pennsylvania is O3.

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

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

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

The current PM_2.5 concentration at Worcester, Pennsylvania is 8.956 μg/m³.

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

The current PM₁₀ concentration at Worcester, Pennsylvania is 39.674 μg/m³.

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

The current carbon monoxide (CO) concentration at Worcester, Pennsylvania is 0.233 ppm.

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

The current sulfur dioxide (SO₂) concentration at Worcester, Pennsylvania is 0.697 ppb.

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

The current ozone (O₃) concentration at Worcester, Pennsylvania is 61.268 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Worcester, Pennsylvania is 9.45 ppb.

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