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

The current PM10 concentration at Pennsylvania, USA is 84.026 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Pennsylvania, USA is 1.087 ppb.

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

The current ozone (O3) concentration at Pennsylvania, USA is 11.591 ppm.

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

The current nitrogen dioxide (NO2) concentration at Pennsylvania, USA is 15.985 ppb.

Pennsylvania, USA live air quality index now

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

The current PM2.5 concentration at Pennsylvania, USA is 21.326 μg/m3.

Stay updated with real-time air quality in Pennsylvania, USA 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

Pennsylvania, USA

Last updated: ... (Local time)

Major air pollutants in Pennsylvania, USA

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

20.45 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

83.21 μg/m³

155

255

425

605+

Ozone (O₃)

13.49 ppb

201

201+

Sulfur Dioxide (SO₂)

1.09 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

16.58 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.52 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Pennsylvania, USA

Get Live Pollen Counts

Pennsylvania, USA

Scroll To Air Quality Map

Track live Pennsylvania, USA air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T10:00:00.000Z	22 \| good	4.107 \| good	17.892 \| good	19.841 \| good	0.104 \| good	8.329 \| good	0.14 \| good
2025-12-05T11:00:00.000Z	22 \| good	3.814 \| good	16.605 \| good	22.439 \| good	0.122 \| good	4.163 \| good	0.18 \| good
2025-12-05T12:00:00.000Z	27 \| good	4.723 \| good	20.25 \| good	27.513 \| good	0.228 \| good	5.398 \| good	0.185 \| good
2025-12-05T13:00:00.000Z	38 \| good	6.777 \| good	29.292 \| good	23.814 \| good	0.19 \| good	10.851 \| good	0.22 \| good
2025-12-05T14:00:00.000Z	44 \| good	7.645 \| good	34.167 \| good	21.72 \| good	0.232 \| good	14.188 \| good	0.223 \| good
2025-12-05T15:00:00.000Z	38 \| good	6.676 \| good	29.862 \| good	26.09 \| good	0.232 \| good	17.556 \| good	0.206 \| good
2025-12-05T16:00:00.000Z	27 \| good	5.374 \| good	23.489 \| good	28.626 \| good	0.173 \| good	8.215 \| good	0.223 \| good
2025-12-05T17:00:00.000Z	29 \| good	4.625 \| good	22.293 \| good	30.895 \| good	0.213 \| good	5.445 \| good	0.205 \| good
2025-12-05T18:00:00.000Z	27 \| good	4.349 \| good	18.969 \| good	28.509 \| good	0.463 \| good	6.312 \| good	0.207 \| good
2025-12-05T19:00:00.000Z	25 \| good	4.496 \| good	20.153 \| good	27.002 \| good	0.373 \| good	3.895 \| good	0.223 \| good
2025-12-05T20:00:00.000Z	29 \| good	4.799 \| good	21.209 \| good	30.595 \| good	0.299 \| good	4.536 \| good	0.247 \| good
2025-12-05T21:00:00.000Z	29 \| good	5.079 \| good	22.441 \| good	30.738 \| good	0.287 \| good	5.436 \| good	0.23 \| good
2025-12-05T22:00:00.000Z	33 \| good	5.722 \| good	24.734 \| good	31.979 \| good	0.268 \| good	4.923 \| good	0.232 \| good
2025-12-05T23:00:00.000Z	38 \| good	6.794 \| good	30.574 \| good	29.656 \| good	0.269 \| good	7.807 \| good	0.266 \| good
2025-12-06T00:00:00.000Z	38 \| good	6.826 \| good	31.082 \| good	24.962 \| good	0.267 \| good	8.349 \| good	0.264 \| good
2025-12-06T01:00:00.000Z	38 \| good	7.036 \| good	31.589 \| good	25.055 \| good	0.162 \| good	7.389 \| good	0.245 \| good
2025-12-06T02:00:00.000Z	44 \| good	7.728 \| good	33.772 \| good	24.31 \| good	0.25 \| good	6.322 \| good	0.246 \| good
2025-12-06T03:00:00.000Z	44 \| good	8.113 \| good	36.38 \| good	25.229 \| good	0.248 \| good	8.168 \| good	0.247 \| good
2025-12-06T04:00:00.000Z	49 \| good	8.663 \| good	37.516 \| good	26.18 \| good	0.229 \| good	8.996 \| good	0.227 \| good
2025-12-06T05:00:00.000Z	49 \| good	8.892 \| good	38.958 \| good	26.514 \| good	0.201 \| good	8.254 \| good	0.229 \| good
2025-12-06T06:00:00.000Z	49 \| good	9.436 \| good	41.903 \| good	22.214 \| good	0.216 \| good	7.925 \| good	0.209 \| good
2025-12-06T07:00:00.000Z	52 \| moderate	10.038 \| good	45.202 \| good	20.097 \| good	0.128 \| good	7.97 \| good	0.209 \| good
2025-12-06T08:00:00.000Z	52 \| moderate	10.24 \| good	45.033 \| good	18.212 \| good	0.248 \| good	6.054 \| good	0.247 \| good
2025-12-06T09:00:00.000Z	54 \| moderate	10.917 \| good	46.975 \| good	19.129 \| good	0.265 \| good	6.02 \| good	0.227 \| good
2025-12-06T10:00:00.000Z	58 \| moderate	12.728 \| fine	57.389 \| fine	14.484 \| good	0.252 \| good	5.566 \| good	0.228 \| good
2025-12-06T11:00:00.000Z	60 \| moderate	14.042 \| fine	62.933 \| fine	16.527 \| good	0.258 \| good	5.886 \| good	0.244 \| good
2025-12-06T12:00:00.000Z	60 \| moderate	14.362 \| fine	64.202 \| fine	16.876 \| good	0.223 \| good	6.298 \| good	0.247 \| good
2025-12-06T13:00:00.000Z	60 \| moderate	14.317 \| fine	63.645 \| fine	14.876 \| good	0.368 \| good	4.218 \| good	0.265 \| good
2025-12-06T14:00:00.000Z	60 \| moderate	14.41 \| fine	63.152 \| fine	12.31 \| good	0.46 \| good	4.733 \| good	0.328 \| good
2025-12-06T15:00:00.000Z	64 \| moderate	15.954 \| fine	69.113 \| fine	22.166 \| good	0.694 \| good	4.909 \| good	0.331 \| good
2025-12-06T16:00:00.000Z	66 \| moderate	16.928 \| fine	75.866 \| fine	22.864 \| good	0.756 \| good	5.171 \| good	0.293 \| good
2025-12-06T17:00:00.000Z	66 \| moderate	16.766 \| fine	75.969 \| fine	26.17 \| good	0.634 \| good	6.026 \| good	0.289 \| good
2025-12-06T18:00:00.000Z	60 \| moderate	14.242 \| fine	64.04 \| fine	23.565 \| good	0.991 \| good	5.687 \| good	0.251 \| good
2025-12-06T19:00:00.000Z	60 \| moderate	13.532 \| fine	61.457 \| fine	21.824 \| good	1.014 \| good	6.356 \| good	0.206 \| good
2025-12-06T20:00:00.000Z	56 \| moderate	11.912 \| good	54.28 \| good	20.822 \| good	0.835 \| good	9.688 \| good	0.186 \| good
2025-12-06T21:00:00.000Z	54 \| moderate	10.807 \| good	47.544 \| good	22.626 \| good	0.465 \| good	5.358 \| good	0.167 \| good
2025-12-06T22:00:00.000Z	52 \| moderate	9.53 \| good	42.489 \| good	18.699 \| good	0.414 \| good	7.776 \| good	0.185 \| good
2025-12-06T23:00:00.000Z	52 \| moderate	9.504 \| good	43.202 \| good	19.512 \| good	0.399 \| good	8.675 \| good	0.165 \| good
2025-12-07T00:00:00.000Z	52 \| moderate	10.347 \| good	45.534 \| good	19.237 \| good	0.382 \| good	9.07 \| good	0.243 \| good
2025-12-07T01:00:00.000Z	52 \| moderate	10.171 \| good	45.771 \| good	22.262 \| good	0.446 \| good	7.899 \| good	0.302 \| good
2025-12-07T02:00:00.000Z	49 \| good	9.455 \| good	41.024 \| good	11.667 \| good	0.235 \| good	7.82 \| good	0.342 \| good
2025-12-07T03:00:00.000Z	44 \| good	8.047 \| good	35.268 \| good	17.65 \| good	0.316 \| good	9.251 \| good	0.371 \| good
2025-12-07T04:00:00.000Z	44 \| good	7.803 \| good	34.103 \| good	20.864 \| good	0.663 \| good	7.555 \| good	0.393 \| good
2025-12-07T05:00:00.000Z	38 \| good	7.44 \| good	33.87 \| good	15.344 \| good	0.683 \| good	6.329 \| good	0.412 \| good
2025-12-07T06:00:00.000Z	38 \| good	7.397 \| good	34.785 \| good	23.965 \| good	0.994 \| good	8.217 \| good	0.41 \| good
2025-12-07T07:00:00.000Z	44 \| good	7.806 \| good	35.033 \| good	20.857 \| good	1.285 \| good	8.841 \| good	0.377 \| good
2025-12-07T08:00:00.000Z	44 \| good	7.72 \| good	34.504 \| good	25.034 \| good	1.38 \| good	8.976 \| good	0.445 \| good
2025-12-07T09:00:00.000Z	71 \| moderate	20.453 \| fine	83.214 \| fine	13.491 \| good	1.09 \| good	16.578 \| good	0.521 \| good
2025-12-07T09:00:00.000Z	54 \| moderate	10.978 \| good	48.25 \| good	20.801 \| good	0.977 \| good	3.922 \| good	0.207 \| good
2025-12-07T10:00:00.000Z	56 \| moderate	12.263 \| fine	55.077 \| fine	22.583 \| good	0.933 \| good	4.234 \| good	0.209 \| good
2025-12-07T11:00:00.000Z	58 \| moderate	12.53 \| fine	56.618 \| fine	19.568 \| good	0.889 \| good	4.546 \| good	0.212 \| good
2025-12-07T12:00:00.000Z	58 \| moderate	13.353 \| fine	60.408 \| fine	18.231 \| good	0.846 \| good	4.859 \| good	0.214 \| good
2025-12-07T13:00:00.000Z	60 \| moderate	13.582 \| fine	60.782 \| fine	19.764 \| good	1.111 \| good	4.144 \| good	0.204 \| good
2025-12-07T14:00:00.000Z	54 \| moderate	11.374 \| good	50.654 \| good	23.37 \| good	1.377 \| good	3.43 \| good	0.195 \| good
2025-12-07T15:00:00.000Z	56 \| moderate	12.21 \| fine	54.953 \| good	24.497 \| good	1.643 \| good	2.716 \| good	0.185 \| good
2025-12-07T16:00:00.000Z	58 \| moderate	13.044 \| fine	58.806 \| fine	25.781 \| good	2.616 \| good	2.708 \| good	0.178 \| good
2025-12-07T17:00:00.000Z	58 \| moderate	12.526 \| fine	56.859 \| fine	26.394 \| good	3.588 \| good	2.699 \| good	0.171 \| good
2025-12-07T18:00:00.000Z	54 \| moderate	11.006 \| good	48.494 \| good	24.842 \| good	4.561 \| good	2.691 \| good	0.165 \| good
2025-12-07T19:00:00.000Z	52 \| moderate	10.044 \| good	44.463 \| good	25.656 \| good	4.574 \| good	3.259 \| good	0.168 \| good
2025-12-07T20:00:00.000Z	52 \| moderate	9.959 \| good	44.461 \| good	23.919 \| good	4.586 \| good	3.828 \| good	0.171 \| good
2025-12-07T21:00:00.000Z	56 \| moderate	11.813 \| good	52.423 \| good	23.294 \| good	4.599 \| good	4.396 \| good	0.174 \| good
2025-12-07T22:00:00.000Z	56 \| moderate	12.039 \| good	53.843 \| good	23.086 \| good	4.33 \| good	5.425 \| good	0.183 \| good
2025-12-07T23:00:00.000Z	52 \| moderate	9.768 \| good	43.722 \| good	25.387 \| good	4.062 \| good	6.453 \| good	0.192 \| good
2025-12-08T00:00:00.000Z	38 \| good	7.207 \| good	31.962 \| good	20.701 \| good	3.794 \| good	7.482 \| good	0.201 \| good
2025-12-08T01:00:00.000Z	49 \| good	9.339 \| good	41.716 \| good	19.116 \| good	3.695 \| good	6.663 \| good	0.197 \| good
2025-12-08T02:00:00.000Z	52 \| moderate	10.368 \| good	45.676 \| good	21.242 \| good	3.596 \| good	5.843 \| good	0.194 \| good
2025-12-08T03:00:00.000Z	33 \| good	5.668 \| good	24.393 \| good	29.05 \| good	3.497 \| good	5.023 \| good	0.19 \| good
2025-12-08T04:00:00.000Z	33 \| good	1.631 \| good	6.967 \| good	36.016 \| good	2.441 \| good	3.803 \| good	0.177 \| good
2025-12-08T05:00:00.000Z	33 \| good	2.4 \| good	9.83 \| good	36.474 \| good	1.386 \| good	2.583 \| good	0.163 \| good
2025-12-08T06:00:00.000Z	32 \| good	0.485 \| good	1.903 \| good	35.267 \| good	0.331 \| good	1.362 \| good	0.149 \| good
2025-12-08T07:00:00.000Z	30 \| good	0.72 \| good	2.78 \| good	32.426 \| good	0.349 \| good	1.347 \| good	0.148 \| good
2025-12-08T08:00:00.000Z	28 \| good	1.528 \| good	5.856 \| good	29.849 \| good	0.367 \| good	1.332 \| good	0.147 \| good
2025-12-08T09:00:00.000Z	28 \| good	2.921 \| good	11.953 \| good	29.736 \| good	0.385 \| good	1.317 \| good	0.146 \| good
2025-12-08T10:00:00.000Z	28 \| good	1.423 \| good	5.371 \| good	29.692 \| good	0.32 \| good	1.252 \| good	0.145 \| good
2025-12-08T11:00:00.000Z	29 \| good	1.118 \| good	4.326 \| good	30.566 \| good	0.256 \| good	1.187 \| good	0.145 \| good
2025-12-08T12:00:00.000Z	30 \| good	1.498 \| good	6.124 \| good	31.542 \| good	0.191 \| good	1.122 \| good	0.144 \| good
2025-12-08T13:00:00.000Z	31 \| good	1.129 \| good	4.979 \| good	33.999 \| good	0.178 \| good	0.958 \| good	0.14 \| good
2025-12-08T14:00:00.000Z	33 \| good	0.925 \| good	3.967 \| good	35.763 \| good	0.165 \| good	0.793 \| good	0.137 \| good
2025-12-08T15:00:00.000Z	31 \| good	1.441 \| good	5.953 \| good	33.473 \| good	0.152 \| good	0.629 \| good	0.133 \| good
2025-12-08T16:00:00.000Z	31 \| good	1.438 \| good	5.953 \| good	32.89 \| good	0.153 \| good	0.611 \| good	0.132 \| good
2025-12-08T17:00:00.000Z	31 \| good	1.401 \| good	5.819 \| good	33.599 \| good	0.154 \| good	0.592 \| good	0.13 \| good
2025-12-08T18:00:00.000Z	31 \| good	1.38 \| good	5 \| good	32.839 \| good	0.155 \| good	0.574 \| good	0.128 \| good
2025-12-08T19:00:00.000Z	31 \| good	1.108 \| good	5 \| good	33.008 \| good	0.155 \| good	0.761 \| good	0.128 \| good
2025-12-08T20:00:00.000Z	30 \| good	0.79 \| good	3 \| good	32.022 \| good	0.156 \| good	0.949 \| good	0.129 \| good
2025-12-08T21:00:00.000Z	30 \| good	1.074 \| good	4.133 \| good	31.551 \| good	0.157 \| good	1.136 \| good	0.129 \| good
2025-12-08T22:00:00.000Z	28 \| good	1.77 \| good	7.107 \| good	30.033 \| good	0.203 \| good	2.948 \| good	0.147 \| good
2025-12-08T23:00:00.000Z	27 \| good	0.973 \| good	4.096 \| good	28.533 \| good	0.248 \| good	4.76 \| good	0.165 \| good
2025-12-09T00:00:00.000Z	23 \| good	1.906 \| good	8.048 \| good	25.12 \| good	0.293 \| good	6.571 \| good	0.184 \| good
2025-12-09T01:00:00.000Z	22 \| good	4.02 \| good	17.738 \| good	23.602 \| good	0.382 \| good	7.512 \| good	0.195 \| good
2025-12-09T02:00:00.000Z	22 \| good	3.92 \| good	17.048 \| good	21.161 \| good	0.471 \| good	8.453 \| good	0.206 \| good
2025-12-09T03:00:00.000Z	22 \| good	4.032 \| good	17.755 \| good	19.759 \| good	0.56 \| good	9.393 \| good	0.217 \| good
2025-12-09T04:00:00.000Z	27 \| good	5.287 \| good	22.761 \| good	21.669 \| good	0.549 \| good	9.306 \| good	0.218 \| good
2025-12-09T05:00:00.000Z	49 \| good	8.924 \| good	39.915 \| good	18.004 \| good	0.538 \| good	9.219 \| good	0.218 \| good
2025-12-09T06:00:00.000Z	44 \| good	7.501 \| good	8.547 \| good	23.557 \| good	0.525 \| good	9.307 \| good	0.22 \| good
2025-12-09T07:00:00.000Z	22 \| good	4.032 \| good	17.747 \| good	17.215 \| good	0.525 \| good	8.612 \| good	0.214 \| good
2025-12-09T08:00:00.000Z	22 \| good	3.537 \| good	15.675 \| good	15.213 \| good	0.523 \| good	8.091 \| good	0.21 \| good

Pennsylvania

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Pennsylvania, USA air quality map: Track AQI near you

Air quality in cities of Pennsylvania, USA

City	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
Bensalem, Pennsylvania	86 Moderate	27.77μg/m³ Fine	99.02μg/m³ Fine	2.10ppb Good	1.39ppb Good	23.67ppb Good	0.84ppm Good
Bethel Park, Pennsylvania	64 Moderate	16.49μg/m³ Fine	62.34μg/m³ Fine	19.07ppb Good	1.49ppb Good	13.31ppb Good	0.23ppm Good
Berwick borough, Pennsylvania	60 Moderate	14.31μg/m³ Fine	63.62μg/m³ Fine	12.75ppb Good	2.17ppb Good	5.10ppb Good	0.23ppm Good
Adams township, Pennsylvania	64 Moderate	15.75μg/m³ Fine	62.44μg/m³ Fine	20.31ppb Good	1.60ppb Good	10.63ppb Good	0.23ppm Good
Aston, Pennsylvania	88 Moderate	29.04μg/m³ Fine	121.84μg/m³ Fine	7.44ppb Good	0.79ppb Good	16.84ppb Good	0.69ppm Good
Bethlehem, Pennsylvania	88 Moderate	29.30μg/m³ Fine	126.59μg/m³ Fine	2.15ppb Good	0.83ppb Good	21.38ppb Good	0.72ppm Good
Baldwin borough, Pennsylvania	62 Moderate	14.76μg/m³ Fine	66.55μg/m³ Fine	19.80ppb Good	1.41ppb Good	14.74ppb Good	0.24ppm Good
Altoona, Pennsylvania	52 Moderate	10.30μg/m³ Good	46.04μg/m³ Good	22.02ppb Good	0.66ppb Good	5.08ppb Good	0.32ppm Good
Abington, Pennsylvania	82 Moderate	25.62μg/m³ Fine	100.55μg/m³ Fine	1.94ppb Good	1.43ppb Good	23.41ppb Good	0.72ppm Good
Allentown, Pennsylvania	75 Moderate	21.54μg/m³ Fine	93.99μg/m³ Fine	6.61ppb Good	0.83ppb Good	22.66ppb Good	0.72ppm Good
Amity township, Pennsylvania	82 Moderate	25.90μg/m³ Fine	55.63μg/m³ Fine	5.90ppb Good	1.00ppb Good	17.23ppb Good	0.71ppm Good
Antrim, Pennsylvania	56 Moderate	8.66μg/m³ Good	64.87μg/m³ Fine	26.77ppb Good	1.36ppb Good	5.83ppb Good	0.42ppm Good
Carlisle, Pennsylvania	58 Moderate	12.66μg/m³ Fine	57.05μg/m³ Fine	17.74ppb Good	0.64ppb Good	9.93ppb Good	0.42ppm Good
Center township, Pennsylvania	66 Moderate	17.36μg/m³ Fine	76.75μg/m³ Fine	21.55ppb Good	1.64ppb Good	8.71ppb Good	0.19ppm Good
Chestnuthill, Pennsylvania	71 Moderate	19.96μg/m³ Fine	81.51μg/m³ Fine	5.05ppb Good	0.81ppb Good	22.61ppb Good	0.73ppm Good
Buckingham township, Pennsylvania	73 Moderate	20.76μg/m³ Fine	64.59μg/m³ Fine	10.12ppb Good	0.84ppb Good	17.28ppb Good	0.74ppm Good
Chester city, Pennsylvania	96 Moderate	32.90μg/m³ Fine	142.19μg/m³ Fine	3.54ppb Good	0.99ppb Good	17.09ppb Good	0.69ppm Good
Butler, Pennsylvania	64 Moderate	15.60μg/m³ Fine	73.60μg/m³ Fine	19.64ppb Good	1.57ppb Good	10.48ppb Good	0.25ppm Good
Forks township, Pennsylvania	71 Moderate	19.96μg/m³ Fine	81.51μg/m³ Fine	5.05ppb Good	0.81ppb Good	22.61ppb Good	0.73ppm Good
Bloomsburg, Pennsylvania	64 Moderate	16.02μg/m³ Fine	61.24μg/m³ Fine	11.05ppb Good	0.96ppb Good	11.26ppb Good	0.60ppm Good
Cecil, Pennsylvania	60 Moderate	14.39μg/m³ Fine	64.58μg/m³ Fine	24.66ppb Good	1.59ppb Good	10.21ppb Good	0.23ppm Good
Chambersburg, Pennsylvania	60 Moderate	14.17μg/m³ Fine	63.41μg/m³ Fine	28.54ppb Good	0.60ppb Good	9.77ppb Good	0.42ppm Good
Cheltenham, Pennsylvania	94 Moderate	32.26μg/m³ Fine	121.11μg/m³ Fine	2.34ppb Good	1.72ppb Good	22.35ppb Good	0.70ppm Good
Bristol township, Pennsylvania	84 Moderate	27.42μg/m³ Fine	97.23μg/m³ Fine	2.17ppb Good	1.29ppb Good	23.17ppb Good	0.80ppm Good
Caln, Pennsylvania	84 Moderate	27.18μg/m³ Fine	108.44μg/m³ Fine	5.98ppb Good	0.92ppb Good	17.26ppb Good	0.67ppm Good
East Bradford, Pennsylvania	84 Moderate	26.91μg/m³ Fine	54.33μg/m³ Fine	5.95ppb Good	1.13ppb Good	17.11ppb Good	0.68ppm Good
West Whiteland, Pennsylvania	84 Moderate	26.91μg/m³ Fine	54.33μg/m³ Fine	5.95ppb Good	1.13ppb Good	17.11ppb Good	0.68ppm Good
East Hempfield, Pennsylvania	86 Moderate	28.21μg/m³ Fine	108.32μg/m³ Fine	4.71ppb Good	1.06ppb Good	17.57ppb Good	0.51ppm Good
East Pennsboro, Pennsylvania	64 Moderate	15.78μg/m³ Fine	70.98μg/m³ Fine	16.67ppb Good	0.63ppb Good	12.51ppb Good	0.41ppm Good
Derry township, Pennsylvania	64 Moderate	16.28μg/m³ Fine	72.20μg/m³ Fine	10.99ppb Good	1.08ppb Good	16.24ppb Good	0.42ppm Good
East Brandywine, Pennsylvania	84 Moderate	27.45μg/m³ Fine	60.84μg/m³ Fine	6.98ppb Good	1.00ppb Good	17.18ppb Good	0.67ppm Good
West Hempfield, Pennsylvania	99 Moderate	35.22μg/m³ Fine	149.14μg/m³ Fine	3.98ppb Good	0.80ppb Good	17.55ppb Good	0.47ppm Good
Cranberry township, Pennsylvania	64 Moderate	16.45μg/m³ Fine	68.56μg/m³ Fine	19.89ppb Good	1.61ppb Good	10.53ppb Good	0.18ppm Good
East Cocalico, Pennsylvania	85 Moderate	26.13μg/m³ Fine	123.84μg/m³ Fine	4.98ppb Good	1.13ppb Good	17.63ppb Good	0.65ppm Good
Columbia borough, Pennsylvania	99 Moderate	35.22μg/m³ Fine	149.14μg/m³ Fine	3.98ppb Good	0.80ppb Good	17.55ppb Good	0.47ppm Good
Cumru, Pennsylvania	82 Moderate	25.69μg/m³ Fine	99.48μg/m³ Fine	5.54ppb Good	1.16ppb Good	19.66ppb Good	0.66ppm Good
Darby borough, Pennsylvania	88 Moderate	28.83μg/m³ Fine	125.58μg/m³ Fine	2.46ppb Good	1.58ppb Good	20.54ppb Good	0.68ppm Good
Douglass township, Pennsylvania	81 Moderate	25.48μg/m³ Fine	78.15μg/m³ Fine	6.29ppb Good	0.91ppb Good	17.34ppb Good	0.72ppm Good
Dunmore, Pennsylvania	56 Moderate	12.01μg/m³ Hazardous	53.13μg/m³ Good	18.25ppb Good	0.61ppb Good	20.90ppb Good	0.72ppm Good
East Norriton, Pennsylvania	92 Moderate	30.77μg/m³ Fine	133.79μg/m³ Fine	1.13ppb Good	1.21ppb Good	20.61ppb Good	0.71ppm Good
College, Pennsylvania	52 Moderate	10.36μg/m³ Good	46.62μg/m³ Good	30.86ppb Good	0.94ppb Good	4.72ppb Good	0.34ppm Good
State College, Pennsylvania	52 Moderate	10.36μg/m³ Good	46.62μg/m³ Good	30.86ppb Good	0.94ppb Good	4.72ppb Good	0.34ppm Good
Concord township, Pennsylvania	84 Moderate	27.45μg/m³ Fine	81.21μg/m³ Fine	8.68ppb Good	0.52ppb Good	16.57ppb Good	0.68ppm Good
Coolbaugh, Pennsylvania	62 Moderate	15.45μg/m³ Fine	66.25μg/m³ Fine	20.13ppb Good	0.62ppb Good	20.95ppb Good	0.72ppm Good
Dingman, Pennsylvania	60 Moderate	14.09μg/m³ Fine	51.94μg/m³ Good	20.48ppb Good	0.60ppb Good	20.99ppb Good	0.69ppm Good
East Whiteland, Pennsylvania	82 Moderate	25.96μg/m³ Fine	54.15μg/m³ Fine	6.39ppb Good	1.10ppb Good	17.05ppb Good	0.71ppm Good
Doylestown township, Pennsylvania	81 Moderate	25.06μg/m³ Fine	90.74μg/m³ Fine	7.45ppb Good	0.96ppb Good	16.38ppb Good	0.73ppm Good
Dover township, Pennsylvania	67 Moderate	18.19μg/m³ Fine	85.63μg/m³ Fine	7.47ppb Good	0.58ppb Good	15.02ppb Good	0.41ppm Good
East Goshen, Pennsylvania	84 Moderate	26.91μg/m³ Fine	54.33μg/m³ Fine	5.95ppb Good	1.13ppb Good	17.11ppb Good	0.68ppm Good
East Lampeter, Pennsylvania	103 Unhealthy for sensitive groups	36.21μg/m³ Moderate	159.41μg/m³ Moderate	5.92ppb Good	1.01ppb Good	17.55ppb Good	0.56ppm Good

City	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
No results found

0.25ppm

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

Air quality levels in US

Check live rankings of places in the USA affected by air pollution.

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Frequently asked questions

How often is the air quality data for Pennsylvania, USA updated?

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

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

The worst air quality in Pennsylvania, USA in the last 24 hours was observed at 05:00:00 on 2025-12-06.

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

In the last 24 hrs, the best air quality in Pennsylvania, USA was observed at 06:00:00 on 2025-12-07.

What is the current air quality in Pennsylvania, USA?

The current air quality in Pennsylvania, USA is 73, categorized as Moderate based on real-time data.

What pollutant is the most common in Pennsylvania, USA?

The most common pollutant in Pennsylvania, USA is PM2.5.

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

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

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

The current PM_2.5 concentration at Pennsylvania, USA is 21.326 μg/m³.

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

The current PM₁₀ concentration at Pennsylvania, USA is 84.026 μg/m³.

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

The current carbon monoxide (CO) concentration at Pennsylvania, USA is 0.529 ppm.

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

The current sulfur dioxide (SO₂) concentration at Pennsylvania, USA is 1.087 ppb.

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

The current ozone (O₃) concentration at Pennsylvania, USA is 11.591 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Pennsylvania, USA is 15.985 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-05T10:00:00.000Z	22 \| good	4.107 \| good	17.892 \| good	19.841 \| good	0.104 \| good	8.329 \| good	0.14 \| good
2025-12-05T11:00:00.000Z	22 \| good	3.814 \| good	16.605 \| good	22.439 \| good	0.122 \| good	4.163 \| good	0.18 \| good
2025-12-05T12:00:00.000Z	27 \| good	4.723 \| good	20.25 \| good	27.513 \| good	0.228 \| good	5.398 \| good	0.185 \| good
2025-12-05T13:00:00.000Z	38 \| good	6.777 \| good	29.292 \| good	23.814 \| good	0.19 \| good	10.851 \| good	0.22 \| good
2025-12-05T14:00:00.000Z	44 \| good	7.645 \| good	34.167 \| good	21.72 \| good	0.232 \| good	14.188 \| good	0.223 \| good
2025-12-05T15:00:00.000Z	38 \| good	6.676 \| good	29.862 \| good	26.09 \| good	0.232 \| good	17.556 \| good	0.206 \| good
2025-12-05T16:00:00.000Z	27 \| good	5.374 \| good	23.489 \| good	28.626 \| good	0.173 \| good	8.215 \| good	0.223 \| good
2025-12-05T17:00:00.000Z	29 \| good	4.625 \| good	22.293 \| good	30.895 \| good	0.213 \| good	5.445 \| good	0.205 \| good
2025-12-05T18:00:00.000Z	27 \| good	4.349 \| good	18.969 \| good	28.509 \| good	0.463 \| good	6.312 \| good	0.207 \| good
2025-12-05T19:00:00.000Z	25 \| good	4.496 \| good	20.153 \| good	27.002 \| good	0.373 \| good	3.895 \| good	0.223 \| good
2025-12-05T20:00:00.000Z	29 \| good	4.799 \| good	21.209 \| good	30.595 \| good	0.299 \| good	4.536 \| good	0.247 \| good
2025-12-05T21:00:00.000Z	29 \| good	5.079 \| good	22.441 \| good	30.738 \| good	0.287 \| good	5.436 \| good	0.23 \| good
2025-12-05T22:00:00.000Z	33 \| good	5.722 \| good	24.734 \| good	31.979 \| good	0.268 \| good	4.923 \| good	0.232 \| good
2025-12-05T23:00:00.000Z	38 \| good	6.794 \| good	30.574 \| good	29.656 \| good	0.269 \| good	7.807 \| good	0.266 \| good
2025-12-06T00:00:00.000Z	38 \| good	6.826 \| good	31.082 \| good	24.962 \| good	0.267 \| good	8.349 \| good	0.264 \| good
2025-12-06T01:00:00.000Z	38 \| good	7.036 \| good	31.589 \| good	25.055 \| good	0.162 \| good	7.389 \| good	0.245 \| good
2025-12-06T02:00:00.000Z	44 \| good	7.728 \| good	33.772 \| good	24.31 \| good	0.25 \| good	6.322 \| good	0.246 \| good
2025-12-06T03:00:00.000Z	44 \| good	8.113 \| good	36.38 \| good	25.229 \| good	0.248 \| good	8.168 \| good	0.247 \| good
2025-12-06T04:00:00.000Z	49 \| good	8.663 \| good	37.516 \| good	26.18 \| good	0.229 \| good	8.996 \| good	0.227 \| good
2025-12-06T05:00:00.000Z	49 \| good	8.892 \| good	38.958 \| good	26.514 \| good	0.201 \| good	8.254 \| good	0.229 \| good
2025-12-06T06:00:00.000Z	49 \| good	9.436 \| good	41.903 \| good	22.214 \| good	0.216 \| good	7.925 \| good	0.209 \| good
2025-12-06T07:00:00.000Z	52 \| moderate	10.038 \| good	45.202 \| good	20.097 \| good	0.128 \| good	7.97 \| good	0.209 \| good
2025-12-06T08:00:00.000Z	52 \| moderate	10.24 \| good	45.033 \| good	18.212 \| good	0.248 \| good	6.054 \| good	0.247 \| good
2025-12-06T09:00:00.000Z	54 \| moderate	10.917 \| good	46.975 \| good	19.129 \| good	0.265 \| good	6.02 \| good	0.227 \| good
2025-12-06T10:00:00.000Z	58 \| moderate	12.728 \| fine	57.389 \| fine	14.484 \| good	0.252 \| good	5.566 \| good	0.228 \| good
2025-12-06T11:00:00.000Z	60 \| moderate	14.042 \| fine	62.933 \| fine	16.527 \| good	0.258 \| good	5.886 \| good	0.244 \| good
2025-12-06T12:00:00.000Z	60 \| moderate	14.362 \| fine	64.202 \| fine	16.876 \| good	0.223 \| good	6.298 \| good	0.247 \| good
2025-12-06T13:00:00.000Z	60 \| moderate	14.317 \| fine	63.645 \| fine	14.876 \| good	0.368 \| good	4.218 \| good	0.265 \| good
2025-12-06T14:00:00.000Z	60 \| moderate	14.41 \| fine	63.152 \| fine	12.31 \| good	0.46 \| good	4.733 \| good	0.328 \| good
2025-12-06T15:00:00.000Z	64 \| moderate	15.954 \| fine	69.113 \| fine	22.166 \| good	0.694 \| good	4.909 \| good	0.331 \| good
2025-12-06T16:00:00.000Z	66 \| moderate	16.928 \| fine	75.866 \| fine	22.864 \| good	0.756 \| good	5.171 \| good	0.293 \| good
2025-12-06T17:00:00.000Z	66 \| moderate	16.766 \| fine	75.969 \| fine	26.17 \| good	0.634 \| good	6.026 \| good	0.289 \| good
2025-12-06T18:00:00.000Z	60 \| moderate	14.242 \| fine	64.04 \| fine	23.565 \| good	0.991 \| good	5.687 \| good	0.251 \| good
2025-12-06T19:00:00.000Z	60 \| moderate	13.532 \| fine	61.457 \| fine	21.824 \| good	1.014 \| good	6.356 \| good	0.206 \| good
2025-12-06T20:00:00.000Z	56 \| moderate	11.912 \| good	54.28 \| good	20.822 \| good	0.835 \| good	9.688 \| good	0.186 \| good
2025-12-06T21:00:00.000Z	54 \| moderate	10.807 \| good	47.544 \| good	22.626 \| good	0.465 \| good	5.358 \| good	0.167 \| good
2025-12-06T22:00:00.000Z	52 \| moderate	9.53 \| good	42.489 \| good	18.699 \| good	0.414 \| good	7.776 \| good	0.185 \| good
2025-12-06T23:00:00.000Z	52 \| moderate	9.504 \| good	43.202 \| good	19.512 \| good	0.399 \| good	8.675 \| good	0.165 \| good
2025-12-07T00:00:00.000Z	52 \| moderate	10.347 \| good	45.534 \| good	19.237 \| good	0.382 \| good	9.07 \| good	0.243 \| good
2025-12-07T01:00:00.000Z	52 \| moderate	10.171 \| good	45.771 \| good	22.262 \| good	0.446 \| good	7.899 \| good	0.302 \| good
2025-12-07T02:00:00.000Z	49 \| good	9.455 \| good	41.024 \| good	11.667 \| good	0.235 \| good	7.82 \| good	0.342 \| good
2025-12-07T03:00:00.000Z	44 \| good	8.047 \| good	35.268 \| good	17.65 \| good	0.316 \| good	9.251 \| good	0.371 \| good
2025-12-07T04:00:00.000Z	44 \| good	7.803 \| good	34.103 \| good	20.864 \| good	0.663 \| good	7.555 \| good	0.393 \| good
2025-12-07T05:00:00.000Z	38 \| good	7.44 \| good	33.87 \| good	15.344 \| good	0.683 \| good	6.329 \| good	0.412 \| good
2025-12-07T06:00:00.000Z	38 \| good	7.397 \| good	34.785 \| good	23.965 \| good	0.994 \| good	8.217 \| good	0.41 \| good
2025-12-07T07:00:00.000Z	44 \| good	7.806 \| good	35.033 \| good	20.857 \| good	1.285 \| good	8.841 \| good	0.377 \| good
2025-12-07T08:00:00.000Z	44 \| good	7.72 \| good	34.504 \| good	25.034 \| good	1.38 \| good	8.976 \| good	0.445 \| good
2025-12-07T09:00:00.000Z	71 \| moderate	20.453 \| fine	83.214 \| fine	13.491 \| good	1.09 \| good	16.578 \| good	0.521 \| good
2025-12-07T09:00:00.000Z	54 \| moderate	10.978 \| good	48.25 \| good	20.801 \| good	0.977 \| good	3.922 \| good	0.207 \| good
2025-12-07T10:00:00.000Z	56 \| moderate	12.263 \| fine	55.077 \| fine	22.583 \| good	0.933 \| good	4.234 \| good	0.209 \| good
2025-12-07T11:00:00.000Z	58 \| moderate	12.53 \| fine	56.618 \| fine	19.568 \| good	0.889 \| good	4.546 \| good	0.212 \| good
2025-12-07T12:00:00.000Z	58 \| moderate	13.353 \| fine	60.408 \| fine	18.231 \| good	0.846 \| good	4.859 \| good	0.214 \| good
2025-12-07T13:00:00.000Z	60 \| moderate	13.582 \| fine	60.782 \| fine	19.764 \| good	1.111 \| good	4.144 \| good	0.204 \| good
2025-12-07T14:00:00.000Z	54 \| moderate	11.374 \| good	50.654 \| good	23.37 \| good	1.377 \| good	3.43 \| good	0.195 \| good
2025-12-07T15:00:00.000Z	56 \| moderate	12.21 \| fine	54.953 \| good	24.497 \| good	1.643 \| good	2.716 \| good	0.185 \| good
2025-12-07T16:00:00.000Z	58 \| moderate	13.044 \| fine	58.806 \| fine	25.781 \| good	2.616 \| good	2.708 \| good	0.178 \| good
2025-12-07T17:00:00.000Z	58 \| moderate	12.526 \| fine	56.859 \| fine	26.394 \| good	3.588 \| good	2.699 \| good	0.171 \| good
2025-12-07T18:00:00.000Z	54 \| moderate	11.006 \| good	48.494 \| good	24.842 \| good	4.561 \| good	2.691 \| good	0.165 \| good
2025-12-07T19:00:00.000Z	52 \| moderate	10.044 \| good	44.463 \| good	25.656 \| good	4.574 \| good	3.259 \| good	0.168 \| good
2025-12-07T20:00:00.000Z	52 \| moderate	9.959 \| good	44.461 \| good	23.919 \| good	4.586 \| good	3.828 \| good	0.171 \| good
2025-12-07T21:00:00.000Z	56 \| moderate	11.813 \| good	52.423 \| good	23.294 \| good	4.599 \| good	4.396 \| good	0.174 \| good
2025-12-07T22:00:00.000Z	56 \| moderate	12.039 \| good	53.843 \| good	23.086 \| good	4.33 \| good	5.425 \| good	0.183 \| good
2025-12-07T23:00:00.000Z	52 \| moderate	9.768 \| good	43.722 \| good	25.387 \| good	4.062 \| good	6.453 \| good	0.192 \| good
2025-12-08T00:00:00.000Z	38 \| good	7.207 \| good	31.962 \| good	20.701 \| good	3.794 \| good	7.482 \| good	0.201 \| good
2025-12-08T01:00:00.000Z	49 \| good	9.339 \| good	41.716 \| good	19.116 \| good	3.695 \| good	6.663 \| good	0.197 \| good
2025-12-08T02:00:00.000Z	52 \| moderate	10.368 \| good	45.676 \| good	21.242 \| good	3.596 \| good	5.843 \| good	0.194 \| good
2025-12-08T03:00:00.000Z	33 \| good	5.668 \| good	24.393 \| good	29.05 \| good	3.497 \| good	5.023 \| good	0.19 \| good
2025-12-08T04:00:00.000Z	33 \| good	1.631 \| good	6.967 \| good	36.016 \| good	2.441 \| good	3.803 \| good	0.177 \| good
2025-12-08T05:00:00.000Z	33 \| good	2.4 \| good	9.83 \| good	36.474 \| good	1.386 \| good	2.583 \| good	0.163 \| good
2025-12-08T06:00:00.000Z	32 \| good	0.485 \| good	1.903 \| good	35.267 \| good	0.331 \| good	1.362 \| good	0.149 \| good
2025-12-08T07:00:00.000Z	30 \| good	0.72 \| good	2.78 \| good	32.426 \| good	0.349 \| good	1.347 \| good	0.148 \| good
2025-12-08T08:00:00.000Z	28 \| good	1.528 \| good	5.856 \| good	29.849 \| good	0.367 \| good	1.332 \| good	0.147 \| good
2025-12-08T09:00:00.000Z	28 \| good	2.921 \| good	11.953 \| good	29.736 \| good	0.385 \| good	1.317 \| good	0.146 \| good
2025-12-08T10:00:00.000Z	28 \| good	1.423 \| good	5.371 \| good	29.692 \| good	0.32 \| good	1.252 \| good	0.145 \| good
2025-12-08T11:00:00.000Z	29 \| good	1.118 \| good	4.326 \| good	30.566 \| good	0.256 \| good	1.187 \| good	0.145 \| good
2025-12-08T12:00:00.000Z	30 \| good	1.498 \| good	6.124 \| good	31.542 \| good	0.191 \| good	1.122 \| good	0.144 \| good
2025-12-08T13:00:00.000Z	31 \| good	1.129 \| good	4.979 \| good	33.999 \| good	0.178 \| good	0.958 \| good	0.14 \| good
2025-12-08T14:00:00.000Z	33 \| good	0.925 \| good	3.967 \| good	35.763 \| good	0.165 \| good	0.793 \| good	0.137 \| good
2025-12-08T15:00:00.000Z	31 \| good	1.441 \| good	5.953 \| good	33.473 \| good	0.152 \| good	0.629 \| good	0.133 \| good
2025-12-08T16:00:00.000Z	31 \| good	1.438 \| good	5.953 \| good	32.89 \| good	0.153 \| good	0.611 \| good	0.132 \| good
2025-12-08T17:00:00.000Z	31 \| good	1.401 \| good	5.819 \| good	33.599 \| good	0.154 \| good	0.592 \| good	0.13 \| good
2025-12-08T18:00:00.000Z	31 \| good	1.38 \| good	5 \| good	32.839 \| good	0.155 \| good	0.574 \| good	0.128 \| good
2025-12-08T19:00:00.000Z	31 \| good	1.108 \| good	5 \| good	33.008 \| good	0.155 \| good	0.761 \| good	0.128 \| good
2025-12-08T20:00:00.000Z	30 \| good	0.79 \| good	3 \| good	32.022 \| good	0.156 \| good	0.949 \| good	0.129 \| good
2025-12-08T21:00:00.000Z	30 \| good	1.074 \| good	4.133 \| good	31.551 \| good	0.157 \| good	1.136 \| good	0.129 \| good
2025-12-08T22:00:00.000Z	28 \| good	1.77 \| good	7.107 \| good	30.033 \| good	0.203 \| good	2.948 \| good	0.147 \| good
2025-12-08T23:00:00.000Z	27 \| good	0.973 \| good	4.096 \| good	28.533 \| good	0.248 \| good	4.76 \| good	0.165 \| good
2025-12-09T00:00:00.000Z	23 \| good	1.906 \| good	8.048 \| good	25.12 \| good	0.293 \| good	6.571 \| good	0.184 \| good
2025-12-09T01:00:00.000Z	22 \| good	4.02 \| good	17.738 \| good	23.602 \| good	0.382 \| good	7.512 \| good	0.195 \| good
2025-12-09T02:00:00.000Z	22 \| good	3.92 \| good	17.048 \| good	21.161 \| good	0.471 \| good	8.453 \| good	0.206 \| good
2025-12-09T03:00:00.000Z	22 \| good	4.032 \| good	17.755 \| good	19.759 \| good	0.56 \| good	9.393 \| good	0.217 \| good
2025-12-09T04:00:00.000Z	27 \| good	5.287 \| good	22.761 \| good	21.669 \| good	0.549 \| good	9.306 \| good	0.218 \| good
2025-12-09T05:00:00.000Z	49 \| good	8.924 \| good	39.915 \| good	18.004 \| good	0.538 \| good	9.219 \| good	0.218 \| good
2025-12-09T06:00:00.000Z	44 \| good	7.501 \| good	8.547 \| good	23.557 \| good	0.525 \| good	9.307 \| good	0.22 \| good
2025-12-09T07:00:00.000Z	22 \| good	4.032 \| good	17.747 \| good	17.215 \| good	0.525 \| good	8.612 \| good	0.214 \| good
2025-12-09T08:00:00.000Z	22 \| good	3.537 \| good	15.675 \| good	15.213 \| good	0.523 \| good	8.091 \| good	0.21 \| good

Pennsylvania, USA live air quality index now

Major air pollutants in Pennsylvania, USA

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 cities of Pennsylvania, USA

Air quality in nearby states

Maryland, USA

New Jersey, USA

New York, USA

Delaware, USA

Connecticut, USA

West Virginia, USA

How accurate is Pennsylvania, USA air quality data?

Air quality levels in US

Frequently asked questions

How often is the air quality data for Pennsylvania, USA updated?

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

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

What is the current air quality in Pennsylvania, USA?

What pollutant is the most common in Pennsylvania, USA?

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

What is the current concentration of PM2.5 in Pennsylvania, USA?

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

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

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

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

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

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 Pennsylvania, USA?

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

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

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

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