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

The current PM10 concentration at Worcester, Pennsylvania is 72.185 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Worcester, Pennsylvania is 0.717 ppb.

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

The current ozone (O3) concentration at Worcester, Pennsylvania is 4.139 ppm.

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

The current nitrogen dioxide (NO2) concentration at Worcester, Pennsylvania is 26.969 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 16.019 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)

12.19 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

54.45 μg/m³

155

255

425

605+

Ozone (O₃)

15.66 ppb

201

201+

Sulfur Dioxide (SO₂)

0.54 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

11.49 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.33 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
2025-12-11T19:00:00.000Z	31 \| good	2.625 \| good	11.107 \| good	34.05 \| good	0.385 \| good	4.627 \| good	0.194 \| good
2025-12-11T20:00:00.000Z	31 \| good	2.397 \| good	9.933 \| good	33.035 \| good	0.599 \| good	5.619 \| good	0.181 \| good
2025-12-11T21:00:00.000Z	31 \| good	2.187 \| good	9.606 \| good	32.881 \| good	0.658 \| good	5.926 \| good	0.194 \| good
2025-12-11T22:00:00.000Z	31 \| good	2.332 \| good	9.45 \| good	33.282 \| good	0.655 \| good	6.649 \| good	0.194 \| good
2025-12-11T23:00:00.000Z	31 \| good	2.817 \| good	12.014 \| good	32.521 \| good	0.523 \| good	8.021 \| good	0.181 \| good
2025-12-12T00:00:00.000Z	30 \| good	2.803 \| good	12.079 \| good	32.087 \| good	0.446 \| good	9.488 \| good	0.194 \| good
2025-12-12T01:00:00.000Z	30 \| good	2.79 \| good	11.948 \| good	31.727 \| good	0.343 \| good	8.452 \| good	0.194 \| good
2025-12-12T02:00:00.000Z	30 \| good	2.969 \| good	12.846 \| good	31.506 \| good	0.359 \| good	8.45 \| good	0.198 \| good
2025-12-12T03:00:00.000Z	24 \| good	3.178 \| good	13.427 \| good	25.712 \| good	1.715 \| good	4.965 \| good	0.149 \| good
2025-12-12T04:00:00.000Z	27 \| good	4.058 \| good	17.957 \| good	28.723 \| good	0.597 \| good	10.08 \| good	0.251 \| good
2025-12-12T05:00:00.000Z	24 \| good	4.102 \| good	17.849 \| good	26.144 \| good	0.598 \| good	9.886 \| good	0.233 \| good
2025-12-12T06:00:00.000Z	26 \| good	3.774 \| good	16.978 \| good	28.416 \| good	0.541 \| good	7.993 \| good	0.181 \| good
2025-12-12T07:00:00.000Z	27 \| good	3.231 \| good	13.672 \| good	28.708 \| good	0.334 \| good	5.818 \| good	0.178 \| good
2025-12-12T08:00:00.000Z	27 \| good	2.857 \| good	11.837 \| good	28.744 \| good	0.305 \| good	6.058 \| good	0.181 \| good
2025-12-12T09:00:00.000Z	27 \| good	2.494 \| good	10.437 \| good	28.5 \| good	0.368 \| good	6.023 \| good	0.181 \| good
2025-12-12T10:00:00.000Z	27 \| good	2.296 \| good	9.501 \| good	29.02 \| good	0.455 \| good	8.27 \| good	0.181 \| good
2025-12-12T11:00:00.000Z	26 \| good	2.375 \| good	10.228 \| good	27.949 \| good	0.415 \| good	11.385 \| good	0.194 \| good
2025-12-12T12:00:00.000Z	23 \| good	2.849 \| good	11.828 \| good	25.293 \| good	0.464 \| good	14.787 \| good	0.271 \| good
2025-12-12T13:00:00.000Z	20 \| good	3.13 \| good	12.83 \| good	22.184 \| good	0.493 \| good	15.779 \| good	0.311 \| good
2025-12-12T14:00:00.000Z	23 \| good	3.37 \| good	15.085 \| good	24.77 \| good	0.663 \| good	19.833 \| good	0.368 \| good
2025-12-12T15:00:00.000Z	22 \| good	3.682 \| good	16.65 \| good	24.048 \| good	0.659 \| good	18.604 \| good	0.342 \| good
2025-12-12T16:00:00.000Z	24 \| good	3.748 \| good	16.847 \| good	25.857 \| good	0.768 \| good	8.802 \| good	0.259 \| good
2025-12-12T17:00:00.000Z	24 \| good	3.657 \| good	16.397 \| good	26.496 \| good	0.529 \| good	6.208 \| good	0.233 \| good
2025-12-12T18:00:00.000Z	27 \| good	3.626 \| good	16.336 \| good	29.133 \| good	0.457 \| good	5.624 \| good	0.233 \| good
2025-12-12T19:00:00.000Z	27 \| good	3.71 \| good	16.404 \| good	29.358 \| good	0.493 \| good	5.757 \| good	0.194 \| good
2025-12-12T20:00:00.000Z	31 \| good	3.717 \| good	16.406 \| good	33.519 \| good	0.452 \| good	6.082 \| good	0.198 \| good
2025-12-12T21:00:00.000Z	31 \| good	3.729 \| good	16.404 \| good	32.93 \| good	0.332 \| good	7.397 \| good	0.207 \| good
2025-12-12T22:00:00.000Z	29 \| good	3.888 \| good	17.533 \| good	30.96 \| good	0.334 \| good	9.122 \| good	0.246 \| good
2025-12-12T23:00:00.000Z	27 \| good	5.361 \| good	23.053 \| good	24.946 \| good	0.299 \| good	14.254 \| good	0.271 \| good
2025-12-13T00:00:00.000Z	38 \| good	6.675 \| good	29.741 \| good	22.599 \| good	0.359 \| good	22.392 \| good	0.324 \| good
2025-12-13T01:00:00.000Z	44 \| good	8.169 \| good	36.057 \| good	17.418 \| good	0.372 \| good	28.337 \| good	0.343 \| good
2025-12-13T02:00:00.000Z	52 \| moderate	9.875 \| good	43.835 \| good	13.823 \| good	0.371 \| good	26.625 \| good	0.403 \| good
2025-12-13T03:00:00.000Z	56 \| moderate	11.777 \| good	52.535 \| good	10.035 \| good	2.832 \| good	19.293 \| good	0.289 \| good
2025-12-13T04:00:00.000Z	58 \| moderate	13.159 \| fine	59.414 \| fine	4.843 \| good	0.585 \| good	30.049 \| good	0.538 \| good
2025-12-13T05:00:00.000Z	60 \| moderate	13.815 \| fine	62.064 \| fine	2.99 \| good	0.566 \| good	30.123 \| good	0.538 \| good
2025-12-13T06:00:00.000Z	62 \| moderate	14.536 \| fine	64.975 \| fine	2.016 \| good	0.633 \| good	28.118 \| good	0.513 \| good
2025-12-13T07:00:00.000Z	64 \| moderate	15.538 \| fine	69.846 \| fine	1.815 \| good	0.781 \| good	29.16 \| good	0.539 \| good
2025-12-13T08:00:00.000Z	64 \| moderate	16.201 \| fine	71.904 \| fine	3.75 \| good	0.872 \| good	29.379 \| good	0.602 \| good
2025-12-13T09:00:00.000Z	66 \| moderate	16.904 \| fine	74.744 \| fine	6.413 \| good	0.931 \| good	29.029 \| good	0.618 \| good
2025-12-13T10:00:00.000Z	66 \| moderate	17.006 \| fine	76.013 \| fine	2.709 \| good	0.772 \| good	29.007 \| good	0.539 \| good
2025-12-13T11:00:00.000Z	66 \| moderate	16.764 \| fine	74.077 \| fine	1.928 \| good	0.748 \| good	29.987 \| good	0.654 \| good
2025-12-13T12:00:00.000Z	66 \| moderate	17.088 \| fine	76.027 \| fine	3.284 \| good	0.875 \| good	27.346 \| good	0.696 \| good
2025-12-13T13:00:00.000Z	66 \| moderate	16.718 \| fine	75.114 \| fine	4.496 \| good	0.909 \| good	26.118 \| good	0.606 \| good
2025-12-13T14:00:00.000Z	64 \| moderate	16.019 \| fine	72.185 \| fine	4.139 \| good	0.717 \| good	26.969 \| good	0.577 \| good
2025-12-13T15:00:00.000Z	62 \| moderate	15.479 \| fine	69.664 \| fine	8.703 \| good	0.689 \| good	24.604 \| good	0.536 \| good
2025-12-13T16:00:00.000Z	60 \| moderate	14.136 \| fine	63.786 \| fine	13.614 \| good	0.639 \| good	17.998 \| good	0.446 \| good
2025-12-13T17:00:00.000Z	56 \| moderate	12.189 \| fine	54.446 \| good	15.66 \| good	0.535 \| good	11.491 \| good	0.329 \| good
2025-12-13T18:00:00.000Z	56 \| moderate	12.189 \| fine	54.446 \| good	15.66 \| good	0.535 \| good	11.491 \| good	0.329 \| good
2025-12-13T16:00:00.000Z	56 \| moderate	11.791 \| good	52.092 \| good	26.337 \| good	3.352 \| good	9.148 \| good	0.224 \| good
2025-12-13T17:00:00.000Z	58 \| moderate	13.309 \| fine	60.012 \| fine	29.814 \| good	3.529 \| good	7.82 \| good	0.208 \| good
2025-12-13T18:00:00.000Z	60 \| moderate	14.078 \| fine	63.055 \| fine	29.543 \| good	3.706 \| good	6.493 \| good	0.192 \| good
2025-12-13T19:00:00.000Z	56 \| moderate	12.482 \| fine	56.731 \| fine	28.045 \| good	3.637 \| good	7.731 \| good	0.197 \| good
2025-12-13T20:00:00.000Z	54 \| moderate	11.397 \| good	50.456 \| good	29.279 \| good	3.568 \| good	8.97 \| good	0.202 \| good
2025-12-13T21:00:00.000Z	54 \| moderate	10.558 \| good	46.606 \| good	28.914 \| good	3.498 \| good	10.209 \| good	0.207 \| good
2025-12-13T22:00:00.000Z	54 \| moderate	10.824 \| good	47.848 \| good	23.482 \| good	3.577 \| good	12.927 \| good	0.234 \| good
2025-12-13T23:00:00.000Z	54 \| moderate	11.236 \| good	49.571 \| good	18.226 \| good	3.655 \| good	15.646 \| good	0.26 \| good
2025-12-14T00:00:00.000Z	64 \| moderate	15.588 \| fine	69.665 \| fine	9.213 \| good	3.733 \| good	18.364 \| good	0.286 \| good
2025-12-14T01:00:00.000Z	73 \| moderate	21.154 \| fine	92.746 \| fine	8.154 \| good	3.807 \| good	18.638 \| good	0.293 \| good
2025-12-14T02:00:00.000Z	73 \| moderate	20.576 \| fine	90.602 \| fine	11.849 \| good	3.88 \| good	18.913 \| good	0.301 \| good
2025-12-14T03:00:00.000Z	67 \| moderate	18.144 \| fine	80.631 \| fine	14.553 \| good	3.954 \| good	19.187 \| good	0.308 \| good
2025-12-14T04:00:00.000Z	67 \| moderate	17.947 \| fine	79.651 \| fine	13.511 \| good	3.86 \| good	17.691 \| good	0.29 \| good
2025-12-14T05:00:00.000Z	66 \| moderate	17.247 \| fine	76.121 \| fine	12.35 \| good	3.766 \| good	16.196 \| good	0.273 \| good
2025-12-14T06:00:00.000Z	64 \| moderate	15.922 \| fine	70.994 \| fine	13.655 \| good	3.671 \| good	14.7 \| good	0.256 \| good
2025-12-14T07:00:00.000Z	58 \| moderate	13.329 \| fine	59.936 \| fine	17.436 \| good	3.447 \| good	12.412 \| good	0.24 \| good
2025-12-14T08:00:00.000Z	56 \| moderate	11.872 \| good	53.067 \| good	23.182 \| good	3.222 \| good	10.123 \| good	0.225 \| good
2025-12-14T09:00:00.000Z	54 \| moderate	10.878 \| good	47.998 \| good	25.175 \| good	2.998 \| good	7.834 \| good	0.209 \| good
2025-12-14T10:00:00.000Z	38 \| good	7.207 \| good	31.825 \| good	24.882 \| good	2.514 \| good	7.262 \| good	0.207 \| good
2025-12-14T11:00:00.000Z	22 \| good	4.288 \| good	18.862 \| good	24.463 \| good	2.03 \| good	6.689 \| good	0.206 \| good
2025-12-14T12:00:00.000Z	23 \| good	2.353 \| good	9.864 \| good	24.524 \| good	1.546 \| good	6.117 \| good	0.204 \| good
2025-12-14T13:00:00.000Z	25 \| good	3.268 \| good	14.54 \| good	26.525 \| good	1.474 \| good	5.369 \| good	0.2 \| good
2025-12-14T14:00:00.000Z	28 \| good	4.763 \| good	20.888 \| good	30.155 \| good	1.403 \| good	4.621 \| good	0.197 \| good
2025-12-14T15:00:00.000Z	31 \| good	3.846 \| good	16.574 \| good	32.965 \| good	1.331 \| good	3.873 \| good	0.193 \| good
2025-12-14T16:00:00.000Z	31 \| good	3.638 \| good	15.985 \| good	34.36 \| good	1.225 \| good	3.264 \| good	0.18 \| good
2025-12-14T17:00:00.000Z	31 \| good	2.906 \| good	11.929 \| good	33.303 \| good	1.119 \| good	2.654 \| good	0.166 \| good
2025-12-14T18:00:00.000Z	29 \| good	2.791 \| good	11.447 \| good	31.492 \| good	1.012 \| good	2.045 \| good	0.153 \| good
2025-12-14T19:00:00.000Z	29 \| good	2.191 \| good	8.996 \| good	31.164 \| good	0.971 \| good	2.495 \| good	0.153 \| good
2025-12-14T20:00:00.000Z	28 \| good	1.352 \| good	5.106 \| good	29.97 \| good	0.93 \| good	2.945 \| good	0.153 \| good
2025-12-14T21:00:00.000Z	27 \| good	1.301 \| good	5.023 \| good	28.737 \| good	0.888 \| good	3.395 \| good	0.154 \| good
2025-12-14T22:00:00.000Z	26 \| good	1.462 \| good	5.935 \| good	27.638 \| good	0.887 \| good	3.912 \| good	0.158 \| good
2025-12-14T23:00:00.000Z	22 \| good	2.537 \| good	10.362 \| good	23.783 \| good	0.886 \| good	4.43 \| good	0.162 \| good
2025-12-15T00:00:00.000Z	20 \| good	2.283 \| good	9.428 \| good	22.149 \| good	0.885 \| good	4.947 \| good	0.167 \| good
2025-12-15T01:00:00.000Z	21 \| good	1.682 \| good	7.062 \| good	23.205 \| good	0.914 \| good	4.916 \| good	0.166 \| good
2025-12-15T02:00:00.000Z	22 \| good	1.401 \| good	5.517 \| good	23.779 \| good	0.943 \| good	4.884 \| good	0.164 \| good
2025-12-15T03:00:00.000Z	22 \| good	1.845 \| good	8 \| good	24.03 \| good	0.972 \| good	4.853 \| good	0.163 \| good
2025-12-15T04:00:00.000Z	21 \| good	2.783 \| good	11.427 \| good	22.9 \| good	0.956 \| good	4.362 \| good	0.16 \| good
2025-12-15T05:00:00.000Z	21 \| good	2.345 \| good	9.935 \| good	22.541 \| good	0.941 \| good	3.871 \| good	0.157 \| good
2025-12-15T06:00:00.000Z	21 \| good	1.723 \| good	7.065 \| good	23.074 \| good	0.925 \| good	3.38 \| good	0.154 \| good
2025-12-15T07:00:00.000Z	20 \| good	1.278 \| good	5.065 \| good	22.246 \| good	0.865 \| good	3.075 \| good	0.152 \| good
2025-12-15T08:00:00.000Z	21 \| good	2.056 \| good	8.105 \| good	22.777 \| good	0.806 \| good	2.77 \| good	0.15 \| good
2025-12-15T09:00:00.000Z	24 \| good	0.98 \| good	4 \| good	25.979 \| good	0.746 \| good	2.464 \| good	0.148 \| good
2025-12-15T10:00:00.000Z	21 \| good	0.736 \| good	3 \| good	22.708 \| good	0.766 \| good	2.942 \| good	0.149 \| good
2025-12-15T11:00:00.000Z	17 \| good	1.211 \| good	5 \| good	18.147 \| good	0.785 \| good	3.419 \| good	0.151 \| good
2025-12-15T12:00:00.000Z	14 \| good	0.658 \| good	2.555 \| good	15.213 \| good	0.805 \| good	3.896 \| good	0.152 \| good
2025-12-15T13:00:00.000Z	19 \| good	0.986 \| good	3.639 \| good	19.78 \| good	0.932 \| good	3.818 \| good	0.157 \| good
2025-12-15T14:00:00.000Z	23 \| good	1.709 \| good	6.993 \| good	25.344 \| good	1.059 \| good	3.739 \| good	0.161 \| good
2025-12-15T15:00:00.000Z	29 \| good	1.658 \| good	6.902 \| good	30.55 \| good	1.186 \| good	3.661 \| good	0.165 \| good

Worcester

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Worcester, Pennsylvania air quality map: Track AQI near you

0.56ppm

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 01:00:00 on 2025-12-13.

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 03:00:00 on 2025-12-12.

What is the current air quality in Worcester, Pennsylvania?

The current air quality in Worcester, Pennsylvania is 64, 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 PM2.5.

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 16.019 μg/m³.

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

The current PM₁₀ concentration at Worcester, Pennsylvania is 72.185 μg/m³.

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

The current carbon monoxide (CO) concentration at Worcester, Pennsylvania is 0.577 ppm.

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

The current sulfur dioxide (SO₂) concentration at Worcester, Pennsylvania is 0.717 ppb.

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

The current ozone (O₃) concentration at Worcester, Pennsylvania is 4.139 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Worcester, Pennsylvania is 26.969 ppb.

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