What is the sulfur dioxide (SO2) level in Allentown, Pennsylvania at the moment?

Currently, Allentown, Pennsylvania has a sulfur dioxide (SO2) concentration of 0.593 ppb.

What is the ozone (O3) level in Allentown, Pennsylvania at the moment?

The current ozone (O3) level in Allentown, Pennsylvania at the moment is 34.036 ppm.

What is the nitrogen dioxide (NO2) level in Allentown, Pennsylvania at the moment?

Nitrogen dioxide (NO2) level in Allentown, Pennsylvania at the moment is 3.503 ppb.

Live air quality index in Allentown, Pennsylvania today

Q: What is the PM2.5 level in Allentown, Pennsylvania at the moment?

PM2.5 levels in Allentown, Pennsylvania are currently 3.39 μg/m3.

Q: What is the PM10 level in Allentown, Pennsylvania at the moment?

The PM10 concentration in Allentown, Pennsylvania is 14.951 μg/m3 at the moment.

Stay updated with real-time air quality in Allentown, 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

Allentown, Pennsylvania

Last updated: ... (Local time)

Major air pollutants in Allentown, Pennsylvania

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.39 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

14.95 μg/m³

155

255

425

605+

Ozone (O₃)

34.04 ppb

201

201+

Sulfur Dioxide (SO₂)

0.59 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

3.50 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.20 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Allentown, Pennsylvania

Get Live Pollen Counts

Allentown, Pennsylvania

Scroll To Air Quality Map

Track live Allentown, Pennsylvania air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-18T18:00:00.000Z	47 \| good	6.73 \| good	30.181 \| good	50.804 \| good	0.901 \| good	5.739 \| good	0.254 \| good
2026-06-18T19:00:00.000Z	49 \| good	5.763 \| good	25.39 \| good	52.804 \| good	0.884 \| good	4.45 \| good	0.254 \| good
2026-06-18T20:00:00.000Z	54 \| moderate	5.171 \| good	22.352 \| good	55.527 \| fine	0.902 \| good	4.368 \| good	0.277 \| good
2026-06-18T21:00:00.000Z	51 \| moderate	4.75 \| good	21.21 \| good	54.737 \| good	1.015 \| good	3.996 \| good	0.285 \| good
2026-06-18T22:00:00.000Z	51 \| moderate	4.344 \| good	19.213 \| good	54.805 \| good	0.993 \| good	4.273 \| good	0.262 \| good
2026-06-18T23:00:00.000Z	51 \| moderate	4.319 \| good	19.091 \| good	54.651 \| good	0.935 \| good	4.808 \| good	0.241 \| good
2026-06-19T00:00:00.000Z	49 \| good	4.308 \| good	18.976 \| good	52.643 \| good	0.899 \| good	3.456 \| good	0.241 \| good
2026-06-19T01:00:00.000Z	45 \| good	4.198 \| good	19.001 \| good	48.839 \| good	0.752 \| good	4.223 \| good	0.241 \| good
2026-06-19T02:00:00.000Z	43 \| good	4.117 \| good	18.122 \| good	45.892 \| good	0.874 \| good	3.484 \| good	0.218 \| good
2026-06-19T03:00:00.000Z	34 \| good	0.247 \| good	1 \| good	36.729 \| good	0.528 \| good	1.892 \| good	0.132 \| good
2026-06-19T04:00:00.000Z	38 \| good	4.413 \| good	19.071 \| good	40.996 \| good	0.875 \| good	4.651 \| good	0.218 \| good
2026-06-19T05:00:00.000Z	37 \| good	4.518 \| good	20.091 \| good	39.766 \| good	0.897 \| good	8.427 \| good	0.205 \| good
2026-06-19T06:00:00.000Z	38 \| good	4.603 \| good	20.015 \| good	40.825 \| good	0.911 \| good	9.108 \| good	0.205 \| good
2026-06-19T07:00:00.000Z	38 \| good	4.492 \| good	19.926 \| good	40.84 \| good	0.995 \| good	5.26 \| good	0.217 \| good
2026-06-19T08:00:00.000Z	38 \| good	4.074 \| good	17.923 \| good	41.165 \| good	0.887 \| good	6.623 \| good	0.191 \| good
2026-06-19T09:00:00.000Z	39 \| good	3.114 \| good	13.999 \| good	42.009 \| good	0.856 \| good	4.513 \| good	0.191 \| good
2026-06-19T10:00:00.000Z	41 \| good	2.717 \| good	11.089 \| good	43.913 \| good	0.75 \| good	5.736 \| good	0.217 \| good
2026-06-19T11:00:00.000Z	41 \| good	2.528 \| good	10.152 \| good	43.903 \| good	0.834 \| good	5.936 \| good	0.195 \| good
2026-06-19T12:00:00.000Z	44 \| good	2.515 \| good	10.079 \| good	47.585 \| good	0.83 \| good	6.367 \| good	0.182 \| good
2026-06-19T13:00:00.000Z	42 \| good	2.606 \| good	10.988 \| good	45.108 \| good	0.829 \| good	7.985 \| good	0.182 \| good
2026-06-19T14:00:00.000Z	43 \| good	2.801 \| good	11.969 \| good	45.892 \| good	0.927 \| good	9.467 \| good	0.182 \| good
2026-06-19T15:00:00.000Z	42 \| good	3.299 \| good	14.975 \| good	44.93 \| good	0.943 \| good	6.714 \| good	0.182 \| good
2026-06-19T16:00:00.000Z	44 \| good	3.5 \| good	15.994 \| good	47.959 \| good	0.839 \| good	6.422 \| good	0.159 \| good
2026-06-19T17:00:00.000Z	45 \| good	3.501 \| good	15.957 \| good	48.89 \| good	0.923 \| good	8.04 \| good	0.216 \| good
2026-06-19T18:00:00.000Z	46 \| good	3.609 \| good	16.029 \| good	50.027 \| good	0.929 \| good	5.466 \| good	0.182 \| good
2026-06-19T19:00:00.000Z	44 \| good	3.998 \| good	17.938 \| good	48.296 \| good	0.844 \| good	5.876 \| good	0.205 \| good
2026-06-19T20:00:00.000Z	45 \| good	4.212 \| good	19.004 \| good	49.09 \| good	0.789 \| good	5.917 \| good	0.182 \| good
2026-06-19T21:00:00.000Z	44 \| good	4.214 \| good	19.015 \| good	46.811 \| good	0.812 \| good	4.663 \| good	0.182 \| good
2026-06-19T22:00:00.000Z	42 \| good	4.113 \| good	18.07 \| good	44.828 \| good	0.858 \| good	5.034 \| good	0.182 \| good
2026-06-19T23:00:00.000Z	40 \| good	4.118 \| good	18.123 \| good	42.673 \| good	0.79 \| good	4.084 \| good	0.182 \| good
2026-06-20T00:00:00.000Z	34 \| good	4.107 \| good	18.037 \| good	37.05 \| good	0.862 \| good	4.336 \| good	0.182 \| good
2026-06-20T01:00:00.000Z	32 \| good	4.078 \| good	17.875 \| good	35.022 \| good	0.584 \| good	4.747 \| good	0.182 \| good
2026-06-20T02:00:00.000Z	32 \| good	4.086 \| good	17.926 \| good	34.801 \| good	0.803 \| good	8.463 \| good	0.182 \| good
2026-06-20T03:00:00.000Z	31 \| good	4.365 \| good	18.984 \| good	34.38 \| good	0.962 \| good	10.509 \| good	0.226 \| good
2026-06-20T04:00:00.000Z	33 \| good	4.327 \| good	19.099 \| good	36.11 \| good	0.749 \| good	7.689 \| good	0.226 \| good
2026-06-20T05:00:00.000Z	32 \| good	4.403 \| good	19.41 \| good	34.951 \| good	0.97 \| good	7.344 \| good	0.271 \| good
2026-06-20T06:00:00.000Z	32 \| good	4.321 \| good	19.446 \| good	35.017 \| good	1.086 \| good	11.776 \| good	0.226 \| good
2026-06-20T07:00:00.000Z	32 \| good	4.158 \| good	18.238 \| good	34.983 \| good	1.086 \| good	10.462 \| good	0.205 \| good
2026-06-20T08:00:00.000Z	29 \| good	3.93 \| good	17.178 \| good	30.679 \| good	1.073 \| good	9.606 \| good	0.216 \| good
2026-06-20T09:00:00.000Z	29 \| good	3.608 \| good	16.002 \| good	30.703 \| good	1.069 \| good	3.408 \| good	0.216 \| good
2026-06-20T10:00:00.000Z	32 \| good	3.41 \| good	15.041 \| good	34.629 \| good	0.802 \| good	3.524 \| good	0.191 \| good
2026-06-20T11:00:00.000Z	31 \| good	3.401 \| good	15.032 \| good	33.892 \| good	0.623 \| good	4.151 \| good	0.182 \| good
2026-06-20T12:00:00.000Z	33 \| good	3.4 \| good	15.063 \| good	35.859 \| good	1.197 \| good	5.724 \| good	0.182 \| good
2026-06-20T13:00:00.000Z	32 \| good	3.396 \| good	15.031 \| good	34.984 \| good	1.175 \| good	6.452 \| good	0.182 \| good
2026-06-20T14:00:00.000Z	32 \| good	3.393 \| good	15.002 \| good	34.881 \| good	0.813 \| good	4.392 \| good	0.178 \| good
2026-06-20T15:00:00.000Z	31 \| good	3.39 \| good	14.96 \| good	33.032 \| good	0.778 \| good	3.976 \| good	0.178 \| good
2026-06-20T16:00:00.000Z	31 \| good	3.395 \| good	14.957 \| good	33.029 \| good	0.688 \| good	3.878 \| good	0.203 \| good
2026-06-20T17:00:00.000Z	31 \| good	3.39 \| good	14.951 \| good	34.036 \| good	0.593 \| good	3.503 \| good	0.203 \| good
2026-06-20T17:00:00.000Z	31 \| good	3.39 \| good	14.951 \| good	34.036 \| good	0.593 \| good	3.503 \| good	0.203 \| good
2026-06-20T18:00:00.000Z	36 \| good	2.349 \| good	9.765 \| good	38.955 \| good	0.247 \| good	0.356 \| good	0.104 \| good
2026-06-20T19:00:00.000Z	34 \| good	2.781 \| good	11.486 \| good	37.464 \| good	0.228 \| good	0.375 \| good	0.103 \| good
2026-06-20T20:00:00.000Z	37 \| good	3.009 \| good	12.138 \| good	40.175 \| good	0.214 \| good	0.387 \| good	0.103 \| good
2026-06-20T21:00:00.000Z	40 \| good	3.712 \| good	16.339 \| good	42.526 \| good	0.207 \| good	0.427 \| good	0.103 \| good
2026-06-20T22:00:00.000Z	39 \| good	4.203 \| good	18.464 \| good	41.561 \| good	0.205 \| good	0.523 \| good	0.103 \| good
2026-06-20T23:00:00.000Z	43 \| good	3.813 \| good	16.402 \| good	45.881 \| good	0.21 \| good	0.689 \| good	0.103 \| good
2026-06-21T00:00:00.000Z	39 \| good	2.954 \| good	12.075 \| good	41.594 \| good	0.258 \| good	1.144 \| good	0.106 \| good
2026-06-21T01:00:00.000Z	33 \| good	2.359 \| good	9.61 \| good	36.27 \| good	0.357 \| good	1.819 \| good	0.111 \| good
2026-06-21T02:00:00.000Z	27 \| good	2.458 \| good	10.22 \| good	29.015 \| good	0.492 \| good	2.653 \| good	0.118 \| good
2026-06-21T03:00:00.000Z	22 \| good	2.194 \| good	9.036 \| good	23.991 \| good	0.632 \| good	3.615 \| good	0.127 \| good
2026-06-21T04:00:00.000Z	22 \| good	2.212 \| good	9.166 \| good	23.554 \| good	0.748 \| good	4.086 \| good	0.133 \| good
2026-06-21T05:00:00.000Z	20 \| good	2.561 \| good	10.402 \| good	22.354 \| good	0.84 \| good	4.143 \| good	0.136 \| good
2026-06-21T06:00:00.000Z	18 \| good	2.598 \| good	10.45 \| good	19.485 \| good	0.926 \| good	4.397 \| good	0.14 \| good
2026-06-21T07:00:00.000Z	22 \| good	3.663 \| good	15.831 \| good	19.373 \| good	1.006 \| good	4.588 \| good	0.143 \| good
2026-06-21T08:00:00.000Z	22 \| good	4.097 \| good	18.019 \| good	16.173 \| good	1.095 \| good	4.734 \| good	0.147 \| good
2026-06-21T09:00:00.000Z	33 \| good	5.846 \| good	25.913 \| good	15.409 \| good	1.177 \| good	4.787 \| good	0.15 \| good
2026-06-21T10:00:00.000Z	33 \| good	5.913 \| good	26.454 \| good	15.381 \| good	1.257 \| good	4.631 \| good	0.153 \| good
2026-06-21T11:00:00.000Z	38 \| good	6.985 \| good	30.91 \| good	18.752 \| good	1.218 \| good	3.657 \| good	0.153 \| good
2026-06-21T12:00:00.000Z	38 \| good	6.693 \| good	29.652 \| good	19.296 \| good	0.937 \| good	1.89 \| good	0.134 \| good
2026-06-21T13:00:00.000Z	38 \| good	6.872 \| good	30.652 \| good	29.29 \| good	0.639 \| good	0.995 \| good	0.119 \| good
2026-06-21T14:00:00.000Z	39 \| good	6.256 \| good	27.818 \| good	41.673 \| good	0.516 \| good	0.68 \| good	0.111 \| good
2026-06-21T15:00:00.000Z	44 \| good	4.783 \| good	20.818 \| good	46.864 \| good	0.434 \| good	0.515 \| good	0.107 \| good
2026-06-21T16:00:00.000Z	46 \| good	4.376 \| good	19.063 \| good	49.581 \| good	0.36 \| good	0.427 \| good	0.104 \| good
2026-06-21T17:00:00.000Z	47 \| good	4.568 \| good	19.818 \| good	51.403 \| good	0.309 \| good	0.381 \| good	0.102 \| good
2026-06-21T18:00:00.000Z	46 \| good	4.387 \| good	19 \| good	49.565 \| good	0.285 \| good	0.366 \| good	0.102 \| good
2026-06-21T19:00:00.000Z	44 \| good	4.076 \| good	17.952 \| good	46.85 \| good	0.272 \| good	0.37 \| good	0.102 \| good
2026-06-21T20:00:00.000Z	42 \| good	4.878 \| good	21.098 \| good	45.118 \| good	0.269 \| good	0.391 \| good	0.103 \| good
2026-06-21T21:00:00.000Z	42 \| good	4.933 \| good	21.092 \| good	44.821 \| good	0.269 \| good	0.434 \| good	0.103 \| good
2026-06-21T22:00:00.000Z	42 \| good	5.877 \| good	25.972 \| good	45.466 \| good	0.27 \| good	0.529 \| good	0.104 \| good
2026-06-21T23:00:00.000Z	42 \| good	6.585 \| good	29.547 \| good	45.172 \| good	0.298 \| good	0.722 \| good	0.106 \| good
2026-06-22T00:00:00.000Z	44 \| good	5.082 \| good	21.853 \| good	47.506 \| good	0.398 \| good	2.246 \| good	0.119 \| good
2026-06-22T01:00:00.000Z	36 \| good	4.692 \| good	20.528 \| good	38.81 \| good	0.478 \| good	5.634 \| good	0.145 \| good
2026-06-22T02:00:00.000Z	31 \| good	4.583 \| good	20.181 \| good	33.511 \| good	0.521 \| good	8.252 \| good	0.164 \| good
2026-06-22T03:00:00.000Z	25 \| good	4.352 \| good	18.994 \| good	26.93 \| good	0.644 \| good	11.454 \| good	0.189 \| good
2026-06-22T04:00:00.000Z	22 \| good	4.19 \| good	18.214 \| good	22.316 \| good	0.94 \| good	14.608 \| good	0.22 \| good
2026-06-22T05:00:00.000Z	22 \| good	4.451 \| good	19.297 \| good	18.354 \| good	1.318 \| good	15.865 \| good	0.239 \| good
2026-06-22T06:00:00.000Z	56 \| moderate	11.69 \| good	11.788 \| good	13.494 \| good	1.655 \| good	16.069 \| good	0.248 \| good
2026-06-22T07:00:00.000Z	20 \| good	3.267 \| good	14.249 \| good	21.618 \| good	1.529 \| good	14.841 \| good	0.24 \| good
2026-06-22T08:00:00.000Z	18 \| good	3.387 \| good	15.009 \| good	19.153 \| good	1.078 \| good	12.827 \| good	0.218 \| good
2026-06-22T09:00:00.000Z	16 \| good	3.098 \| good	13.262 \| good	10.969 \| good	0.712 \| good	11.229 \| good	0.196 \| good
2026-06-22T10:00:00.000Z	16 \| good	3.352 \| good	14.777 \| good	11.394 \| good	0.561 \| good	10.255 \| good	0.182 \| good
2026-06-22T11:00:00.000Z	38 \| good	7.478 \| good	32.962 \| good	9.878 \| good	0.495 \| good	9.28 \| good	0.174 \| good
2026-06-22T12:00:00.000Z	52 \| moderate	9.785 \| good	9.975 \| good	20.455 \| good	0.542 \| good	9.383 \| good	0.175 \| good
2026-06-22T13:00:00.000Z	54 \| moderate	10.571 \| good	10.88 \| good	23.876 \| good	0.648 \| good	9.887 \| good	0.177 \| good
2026-06-22T14:00:00.000Z	56 \| moderate	12.217 \| fine	12.806 \| good	28.726 \| good	0.766 \| good	9.752 \| good	0.178 \| good
2026-06-22T15:00:00.000Z	60 \| moderate	13.551 \| fine	14.344 \| good	33.712 \| good	0.818 \| good	9.168 \| good	0.181 \| good
2026-06-22T16:00:00.000Z	60 \| moderate	13.857 \| fine	14.556 \| good	40.558 \| good	0.757 \| good	7.598 \| good	0.184 \| good
2026-06-22T17:00:00.000Z	62 \| moderate	15.047 \| fine	15.575 \| good	50.408 \| good	0.688 \| good	5.554 \| good	0.188 \| good

Allentown

Get reliable air quality data to drive your business

Allentown, Pennsylvania air quality map: Stay updated on AQI near you

0.20ppm

How accurate is Pennsylvania, USA air quality data?

Air quality and pollutant data for Pennsylvania, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

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Frequently asked questions

How often is air quality information updated for Allentown, Pennsylvania?

The air quality information for Allentown, Pennsylvania is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Allentown, Pennsylvania at its worst?

In the past 24 hours, the air quality in Allentown, Pennsylvania was at its worst at 06:00:00 on 2026-06-19.

When did Allentown, Pennsylvania experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Allentown, Pennsylvania was observed at 09:00:00 on 2026-06-20.

What is the AQI in Allentown, Pennsylvania right now?

As of now, the AQI in Allentown, Pennsylvania is 31, indicating Good conditions.

What is the most common type of pollution in Allentown, Pennsylvania?

Allentown, Pennsylvania air has the highest levels of O3.

What should I do in case of poor air quality in Allentown, Pennsylvania?

Poor air quality in Allentown, Pennsylvania means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Allentown, Pennsylvania at the moment?

PM_2.5 levels in Allentown, Pennsylvania are currently 3.39 μg/m³.

What is the PM₁₀ level in Allentown, Pennsylvania at the moment?

The PM₁₀ concentration in Allentown, Pennsylvania is 14.951 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Allentown, Pennsylvania at the moment?

The current carbon monoxide (CO) concentration in Allentown, Pennsylvania is 0.203 ppm.

What is the sulfur dioxide (SO₂) level in Allentown, Pennsylvania at the moment?

Currently, Allentown, Pennsylvania has a sulfur dioxide (SO₂) concentration of 0.593 ppb.

What is the ozone (O₃) level in Allentown, Pennsylvania at the moment?

The current ozone (O₃) level in Allentown, Pennsylvania at the moment is 34.036 ppm.

What is the nitrogen dioxide (NO₂) level in Allentown, Pennsylvania at the moment?

Nitrogen dioxide (NO₂) level in Allentown, Pennsylvania at the moment is 3.503 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-06-18T18:00:00.000Z	47 \| good	6.73 \| good	30.181 \| good	50.804 \| good	0.901 \| good	5.739 \| good	0.254 \| good
2026-06-18T19:00:00.000Z	49 \| good	5.763 \| good	25.39 \| good	52.804 \| good	0.884 \| good	4.45 \| good	0.254 \| good
2026-06-18T20:00:00.000Z	54 \| moderate	5.171 \| good	22.352 \| good	55.527 \| fine	0.902 \| good	4.368 \| good	0.277 \| good
2026-06-18T21:00:00.000Z	51 \| moderate	4.75 \| good	21.21 \| good	54.737 \| good	1.015 \| good	3.996 \| good	0.285 \| good
2026-06-18T22:00:00.000Z	51 \| moderate	4.344 \| good	19.213 \| good	54.805 \| good	0.993 \| good	4.273 \| good	0.262 \| good
2026-06-18T23:00:00.000Z	51 \| moderate	4.319 \| good	19.091 \| good	54.651 \| good	0.935 \| good	4.808 \| good	0.241 \| good
2026-06-19T00:00:00.000Z	49 \| good	4.308 \| good	18.976 \| good	52.643 \| good	0.899 \| good	3.456 \| good	0.241 \| good
2026-06-19T01:00:00.000Z	45 \| good	4.198 \| good	19.001 \| good	48.839 \| good	0.752 \| good	4.223 \| good	0.241 \| good
2026-06-19T02:00:00.000Z	43 \| good	4.117 \| good	18.122 \| good	45.892 \| good	0.874 \| good	3.484 \| good	0.218 \| good
2026-06-19T03:00:00.000Z	34 \| good	0.247 \| good	1 \| good	36.729 \| good	0.528 \| good	1.892 \| good	0.132 \| good
2026-06-19T04:00:00.000Z	38 \| good	4.413 \| good	19.071 \| good	40.996 \| good	0.875 \| good	4.651 \| good	0.218 \| good
2026-06-19T05:00:00.000Z	37 \| good	4.518 \| good	20.091 \| good	39.766 \| good	0.897 \| good	8.427 \| good	0.205 \| good
2026-06-19T06:00:00.000Z	38 \| good	4.603 \| good	20.015 \| good	40.825 \| good	0.911 \| good	9.108 \| good	0.205 \| good
2026-06-19T07:00:00.000Z	38 \| good	4.492 \| good	19.926 \| good	40.84 \| good	0.995 \| good	5.26 \| good	0.217 \| good
2026-06-19T08:00:00.000Z	38 \| good	4.074 \| good	17.923 \| good	41.165 \| good	0.887 \| good	6.623 \| good	0.191 \| good
2026-06-19T09:00:00.000Z	39 \| good	3.114 \| good	13.999 \| good	42.009 \| good	0.856 \| good	4.513 \| good	0.191 \| good
2026-06-19T10:00:00.000Z	41 \| good	2.717 \| good	11.089 \| good	43.913 \| good	0.75 \| good	5.736 \| good	0.217 \| good
2026-06-19T11:00:00.000Z	41 \| good	2.528 \| good	10.152 \| good	43.903 \| good	0.834 \| good	5.936 \| good	0.195 \| good
2026-06-19T12:00:00.000Z	44 \| good	2.515 \| good	10.079 \| good	47.585 \| good	0.83 \| good	6.367 \| good	0.182 \| good
2026-06-19T13:00:00.000Z	42 \| good	2.606 \| good	10.988 \| good	45.108 \| good	0.829 \| good	7.985 \| good	0.182 \| good
2026-06-19T14:00:00.000Z	43 \| good	2.801 \| good	11.969 \| good	45.892 \| good	0.927 \| good	9.467 \| good	0.182 \| good
2026-06-19T15:00:00.000Z	42 \| good	3.299 \| good	14.975 \| good	44.93 \| good	0.943 \| good	6.714 \| good	0.182 \| good
2026-06-19T16:00:00.000Z	44 \| good	3.5 \| good	15.994 \| good	47.959 \| good	0.839 \| good	6.422 \| good	0.159 \| good
2026-06-19T17:00:00.000Z	45 \| good	3.501 \| good	15.957 \| good	48.89 \| good	0.923 \| good	8.04 \| good	0.216 \| good
2026-06-19T18:00:00.000Z	46 \| good	3.609 \| good	16.029 \| good	50.027 \| good	0.929 \| good	5.466 \| good	0.182 \| good
2026-06-19T19:00:00.000Z	44 \| good	3.998 \| good	17.938 \| good	48.296 \| good	0.844 \| good	5.876 \| good	0.205 \| good
2026-06-19T20:00:00.000Z	45 \| good	4.212 \| good	19.004 \| good	49.09 \| good	0.789 \| good	5.917 \| good	0.182 \| good
2026-06-19T21:00:00.000Z	44 \| good	4.214 \| good	19.015 \| good	46.811 \| good	0.812 \| good	4.663 \| good	0.182 \| good
2026-06-19T22:00:00.000Z	42 \| good	4.113 \| good	18.07 \| good	44.828 \| good	0.858 \| good	5.034 \| good	0.182 \| good
2026-06-19T23:00:00.000Z	40 \| good	4.118 \| good	18.123 \| good	42.673 \| good	0.79 \| good	4.084 \| good	0.182 \| good
2026-06-20T00:00:00.000Z	34 \| good	4.107 \| good	18.037 \| good	37.05 \| good	0.862 \| good	4.336 \| good	0.182 \| good
2026-06-20T01:00:00.000Z	32 \| good	4.078 \| good	17.875 \| good	35.022 \| good	0.584 \| good	4.747 \| good	0.182 \| good
2026-06-20T02:00:00.000Z	32 \| good	4.086 \| good	17.926 \| good	34.801 \| good	0.803 \| good	8.463 \| good	0.182 \| good
2026-06-20T03:00:00.000Z	31 \| good	4.365 \| good	18.984 \| good	34.38 \| good	0.962 \| good	10.509 \| good	0.226 \| good
2026-06-20T04:00:00.000Z	33 \| good	4.327 \| good	19.099 \| good	36.11 \| good	0.749 \| good	7.689 \| good	0.226 \| good
2026-06-20T05:00:00.000Z	32 \| good	4.403 \| good	19.41 \| good	34.951 \| good	0.97 \| good	7.344 \| good	0.271 \| good
2026-06-20T06:00:00.000Z	32 \| good	4.321 \| good	19.446 \| good	35.017 \| good	1.086 \| good	11.776 \| good	0.226 \| good
2026-06-20T07:00:00.000Z	32 \| good	4.158 \| good	18.238 \| good	34.983 \| good	1.086 \| good	10.462 \| good	0.205 \| good
2026-06-20T08:00:00.000Z	29 \| good	3.93 \| good	17.178 \| good	30.679 \| good	1.073 \| good	9.606 \| good	0.216 \| good
2026-06-20T09:00:00.000Z	29 \| good	3.608 \| good	16.002 \| good	30.703 \| good	1.069 \| good	3.408 \| good	0.216 \| good
2026-06-20T10:00:00.000Z	32 \| good	3.41 \| good	15.041 \| good	34.629 \| good	0.802 \| good	3.524 \| good	0.191 \| good
2026-06-20T11:00:00.000Z	31 \| good	3.401 \| good	15.032 \| good	33.892 \| good	0.623 \| good	4.151 \| good	0.182 \| good
2026-06-20T12:00:00.000Z	33 \| good	3.4 \| good	15.063 \| good	35.859 \| good	1.197 \| good	5.724 \| good	0.182 \| good
2026-06-20T13:00:00.000Z	32 \| good	3.396 \| good	15.031 \| good	34.984 \| good	1.175 \| good	6.452 \| good	0.182 \| good
2026-06-20T14:00:00.000Z	32 \| good	3.393 \| good	15.002 \| good	34.881 \| good	0.813 \| good	4.392 \| good	0.178 \| good
2026-06-20T15:00:00.000Z	31 \| good	3.39 \| good	14.96 \| good	33.032 \| good	0.778 \| good	3.976 \| good	0.178 \| good
2026-06-20T16:00:00.000Z	31 \| good	3.395 \| good	14.957 \| good	33.029 \| good	0.688 \| good	3.878 \| good	0.203 \| good
2026-06-20T17:00:00.000Z	31 \| good	3.39 \| good	14.951 \| good	34.036 \| good	0.593 \| good	3.503 \| good	0.203 \| good
2026-06-20T17:00:00.000Z	31 \| good	3.39 \| good	14.951 \| good	34.036 \| good	0.593 \| good	3.503 \| good	0.203 \| good
2026-06-20T18:00:00.000Z	36 \| good	2.349 \| good	9.765 \| good	38.955 \| good	0.247 \| good	0.356 \| good	0.104 \| good
2026-06-20T19:00:00.000Z	34 \| good	2.781 \| good	11.486 \| good	37.464 \| good	0.228 \| good	0.375 \| good	0.103 \| good
2026-06-20T20:00:00.000Z	37 \| good	3.009 \| good	12.138 \| good	40.175 \| good	0.214 \| good	0.387 \| good	0.103 \| good
2026-06-20T21:00:00.000Z	40 \| good	3.712 \| good	16.339 \| good	42.526 \| good	0.207 \| good	0.427 \| good	0.103 \| good
2026-06-20T22:00:00.000Z	39 \| good	4.203 \| good	18.464 \| good	41.561 \| good	0.205 \| good	0.523 \| good	0.103 \| good
2026-06-20T23:00:00.000Z	43 \| good	3.813 \| good	16.402 \| good	45.881 \| good	0.21 \| good	0.689 \| good	0.103 \| good
2026-06-21T00:00:00.000Z	39 \| good	2.954 \| good	12.075 \| good	41.594 \| good	0.258 \| good	1.144 \| good	0.106 \| good
2026-06-21T01:00:00.000Z	33 \| good	2.359 \| good	9.61 \| good	36.27 \| good	0.357 \| good	1.819 \| good	0.111 \| good
2026-06-21T02:00:00.000Z	27 \| good	2.458 \| good	10.22 \| good	29.015 \| good	0.492 \| good	2.653 \| good	0.118 \| good
2026-06-21T03:00:00.000Z	22 \| good	2.194 \| good	9.036 \| good	23.991 \| good	0.632 \| good	3.615 \| good	0.127 \| good
2026-06-21T04:00:00.000Z	22 \| good	2.212 \| good	9.166 \| good	23.554 \| good	0.748 \| good	4.086 \| good	0.133 \| good
2026-06-21T05:00:00.000Z	20 \| good	2.561 \| good	10.402 \| good	22.354 \| good	0.84 \| good	4.143 \| good	0.136 \| good
2026-06-21T06:00:00.000Z	18 \| good	2.598 \| good	10.45 \| good	19.485 \| good	0.926 \| good	4.397 \| good	0.14 \| good
2026-06-21T07:00:00.000Z	22 \| good	3.663 \| good	15.831 \| good	19.373 \| good	1.006 \| good	4.588 \| good	0.143 \| good
2026-06-21T08:00:00.000Z	22 \| good	4.097 \| good	18.019 \| good	16.173 \| good	1.095 \| good	4.734 \| good	0.147 \| good
2026-06-21T09:00:00.000Z	33 \| good	5.846 \| good	25.913 \| good	15.409 \| good	1.177 \| good	4.787 \| good	0.15 \| good
2026-06-21T10:00:00.000Z	33 \| good	5.913 \| good	26.454 \| good	15.381 \| good	1.257 \| good	4.631 \| good	0.153 \| good
2026-06-21T11:00:00.000Z	38 \| good	6.985 \| good	30.91 \| good	18.752 \| good	1.218 \| good	3.657 \| good	0.153 \| good
2026-06-21T12:00:00.000Z	38 \| good	6.693 \| good	29.652 \| good	19.296 \| good	0.937 \| good	1.89 \| good	0.134 \| good
2026-06-21T13:00:00.000Z	38 \| good	6.872 \| good	30.652 \| good	29.29 \| good	0.639 \| good	0.995 \| good	0.119 \| good
2026-06-21T14:00:00.000Z	39 \| good	6.256 \| good	27.818 \| good	41.673 \| good	0.516 \| good	0.68 \| good	0.111 \| good
2026-06-21T15:00:00.000Z	44 \| good	4.783 \| good	20.818 \| good	46.864 \| good	0.434 \| good	0.515 \| good	0.107 \| good
2026-06-21T16:00:00.000Z	46 \| good	4.376 \| good	19.063 \| good	49.581 \| good	0.36 \| good	0.427 \| good	0.104 \| good
2026-06-21T17:00:00.000Z	47 \| good	4.568 \| good	19.818 \| good	51.403 \| good	0.309 \| good	0.381 \| good	0.102 \| good
2026-06-21T18:00:00.000Z	46 \| good	4.387 \| good	19 \| good	49.565 \| good	0.285 \| good	0.366 \| good	0.102 \| good
2026-06-21T19:00:00.000Z	44 \| good	4.076 \| good	17.952 \| good	46.85 \| good	0.272 \| good	0.37 \| good	0.102 \| good
2026-06-21T20:00:00.000Z	42 \| good	4.878 \| good	21.098 \| good	45.118 \| good	0.269 \| good	0.391 \| good	0.103 \| good
2026-06-21T21:00:00.000Z	42 \| good	4.933 \| good	21.092 \| good	44.821 \| good	0.269 \| good	0.434 \| good	0.103 \| good
2026-06-21T22:00:00.000Z	42 \| good	5.877 \| good	25.972 \| good	45.466 \| good	0.27 \| good	0.529 \| good	0.104 \| good
2026-06-21T23:00:00.000Z	42 \| good	6.585 \| good	29.547 \| good	45.172 \| good	0.298 \| good	0.722 \| good	0.106 \| good
2026-06-22T00:00:00.000Z	44 \| good	5.082 \| good	21.853 \| good	47.506 \| good	0.398 \| good	2.246 \| good	0.119 \| good
2026-06-22T01:00:00.000Z	36 \| good	4.692 \| good	20.528 \| good	38.81 \| good	0.478 \| good	5.634 \| good	0.145 \| good
2026-06-22T02:00:00.000Z	31 \| good	4.583 \| good	20.181 \| good	33.511 \| good	0.521 \| good	8.252 \| good	0.164 \| good
2026-06-22T03:00:00.000Z	25 \| good	4.352 \| good	18.994 \| good	26.93 \| good	0.644 \| good	11.454 \| good	0.189 \| good
2026-06-22T04:00:00.000Z	22 \| good	4.19 \| good	18.214 \| good	22.316 \| good	0.94 \| good	14.608 \| good	0.22 \| good
2026-06-22T05:00:00.000Z	22 \| good	4.451 \| good	19.297 \| good	18.354 \| good	1.318 \| good	15.865 \| good	0.239 \| good
2026-06-22T06:00:00.000Z	56 \| moderate	11.69 \| good	11.788 \| good	13.494 \| good	1.655 \| good	16.069 \| good	0.248 \| good
2026-06-22T07:00:00.000Z	20 \| good	3.267 \| good	14.249 \| good	21.618 \| good	1.529 \| good	14.841 \| good	0.24 \| good
2026-06-22T08:00:00.000Z	18 \| good	3.387 \| good	15.009 \| good	19.153 \| good	1.078 \| good	12.827 \| good	0.218 \| good
2026-06-22T09:00:00.000Z	16 \| good	3.098 \| good	13.262 \| good	10.969 \| good	0.712 \| good	11.229 \| good	0.196 \| good
2026-06-22T10:00:00.000Z	16 \| good	3.352 \| good	14.777 \| good	11.394 \| good	0.561 \| good	10.255 \| good	0.182 \| good
2026-06-22T11:00:00.000Z	38 \| good	7.478 \| good	32.962 \| good	9.878 \| good	0.495 \| good	9.28 \| good	0.174 \| good
2026-06-22T12:00:00.000Z	52 \| moderate	9.785 \| good	9.975 \| good	20.455 \| good	0.542 \| good	9.383 \| good	0.175 \| good
2026-06-22T13:00:00.000Z	54 \| moderate	10.571 \| good	10.88 \| good	23.876 \| good	0.648 \| good	9.887 \| good	0.177 \| good
2026-06-22T14:00:00.000Z	56 \| moderate	12.217 \| fine	12.806 \| good	28.726 \| good	0.766 \| good	9.752 \| good	0.178 \| good
2026-06-22T15:00:00.000Z	60 \| moderate	13.551 \| fine	14.344 \| good	33.712 \| good	0.818 \| good	9.168 \| good	0.181 \| good
2026-06-22T16:00:00.000Z	60 \| moderate	13.857 \| fine	14.556 \| good	40.558 \| good	0.757 \| good	7.598 \| good	0.184 \| good
2026-06-22T17:00:00.000Z	62 \| moderate	15.047 \| fine	15.575 \| good	50.408 \| good	0.688 \| good	5.554 \| good	0.188 \| good

Live air quality index in Allentown, Pennsylvania today

Major air pollutants in Allentown, Pennsylvania

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Allentown, Pennsylvania air quality map: Stay updated on AQI near you

Air quality in nearby cities

Salisbury Township, Pennsylvania

South Whitehall, Pennsylvania

Whitehall Township, Pennsylvania

Emmaus, Pennsylvania

Bethlehem, Pennsylvania

Upper Saucon, Pennsylvania

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Frequently asked questions

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What is the PM2.5 level in Allentown, Pennsylvania at the moment?

What is the PM10 level in Allentown, Pennsylvania at the moment?

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What is the sulfur dioxide (SO2) level in Allentown, Pennsylvania at the moment?

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What is the nitrogen dioxide (NO2) level in Allentown, Pennsylvania at the moment?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 level in Allentown, Pennsylvania at the moment?

What is the PM₁₀ level in Allentown, Pennsylvania at the moment?

What is the sulfur dioxide (SO₂) level in Allentown, Pennsylvania at the moment?

What is the ozone (O₃) level in Allentown, Pennsylvania at the moment?

What is the nitrogen dioxide (NO₂) level in Allentown, Pennsylvania at the moment?