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

The current PM10 concentration at Pennsylvania, USA is 16.364 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Pennsylvania, USA is 0.584 ppb.

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

The current ozone (O3) concentration at Pennsylvania, USA is 33.181 ppm.

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

The current nitrogen dioxide (NO2) concentration at Pennsylvania, USA is 7.06 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 3.757 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)

Good

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)

3.76 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

16.36 μg/m³

155

255

425

605+

Ozone (O₃)

33.18 ppb

201

201+

Sulfur Dioxide (SO₂)

0.58 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

7.06 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.22 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

High

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
2026-10-20T20:00:00.000Z	35 \| good	3.033 \| good	12.29 \| good	37.724 \| good	0.128 \| good	6.115 \| good	0.18 \| good
2026-10-20T21:00:00.000Z	31 \| good	2.533 \| good	10.389 \| good	34.178 \| good	0.204 \| good	5.894 \| good	0.198 \| good
2026-10-20T22:00:00.000Z	33 \| good	2.341 \| good	10.186 \| good	36.452 \| good	0.2 \| good	7.819 \| good	0.181 \| good
2026-10-20T23:00:00.000Z	33 \| good	2.717 \| good	11.073 \| good	35.932 \| good	0.284 \| good	10.819 \| good	0.184 \| good
2026-10-21T00:00:00.000Z	29 \| good	2.93 \| good	12.252 \| good	31.433 \| good	0.26 \| good	12.354 \| good	0.206 \| good
2026-10-21T01:00:00.000Z	32 \| good	3.685 \| good	16.185 \| good	34.91 \| good	0.271 \| good	13.977 \| good	0.26 \| good
2026-10-21T02:00:00.000Z	22 \| good	3.717 \| good	16.136 \| good	24.27 \| good	0.293 \| good	17.712 \| good	0.296 \| good
2026-10-21T03:00:00.000Z	22 \| good	4.191 \| good	18.236 \| good	14.157 \| good	0.281 \| good	2.076 \| good	0.151 \| good
2026-10-21T04:00:00.000Z	22 \| good	4.069 \| good	17.936 \| good	21.34 \| good	0.179 \| good	16.702 \| good	0.342 \| good
2026-10-21T05:00:00.000Z	22 \| good	3.941 \| good	17.654 \| good	11.702 \| good	0.179 \| good	14.247 \| good	0.322 \| good
2026-10-21T06:00:00.000Z	22 \| good	4.4 \| good	19.594 \| good	16.051 \| good	0.217 \| good	10.188 \| good	0.286 \| good
2026-10-21T07:00:00.000Z	27 \| good	5.146 \| good	22.382 \| good	16.266 \| good	0.346 \| good	12.091 \| good	0.251 \| good
2026-10-21T08:00:00.000Z	27 \| good	4.58 \| good	20.522 \| good	19.178 \| good	0.199 \| good	11.997 \| good	0.196 \| good
2026-10-21T09:00:00.000Z	22 \| good	4.21 \| good	18.508 \| good	11.201 \| good	0.177 \| good	11.926 \| good	0.197 \| good
2026-10-21T10:00:00.000Z	22 \| good	4.325 \| good	18.482 \| good	17.696 \| good	0.275 \| good	13.56 \| good	0.215 \| good
2026-10-21T11:00:00.000Z	22 \| good	4.416 \| good	19.51 \| good	15.152 \| good	0.381 \| good	13.975 \| good	0.251 \| good
2026-10-21T12:00:00.000Z	22 \| good	4.223 \| good	18.668 \| good	14.508 \| good	0.207 \| good	10.178 \| good	0.235 \| good
2026-10-21T13:00:00.000Z	22 \| good	4.371 \| good	19.384 \| good	10.206 \| good	0.246 \| good	11.502 \| good	0.237 \| good
2026-10-21T14:00:00.000Z	22 \| good	3.641 \| good	15.924 \| good	12.141 \| good	0.189 \| good	7.782 \| good	0.219 \| good
2026-10-21T15:00:00.000Z	17 \| good	3.387 \| good	15.139 \| good	17.593 \| good	0.169 \| good	7.069 \| good	0.218 \| good
2026-10-21T16:00:00.000Z	20 \| good	3.348 \| good	14.722 \| good	22.078 \| good	0.259 \| good	5.782 \| good	0.177 \| good
2026-10-21T17:00:00.000Z	25 \| good	2.998 \| good	12.829 \| good	27.134 \| good	0.278 \| good	5.178 \| good	0.159 \| good
2026-10-21T18:00:00.000Z	29 \| good	2.9 \| good	12.222 \| good	31.441 \| good	0.278 \| good	5.175 \| good	0.141 \| good
2026-10-21T19:00:00.000Z	30 \| good	2.947 \| good	12.307 \| good	32.397 \| good	0.251 \| good	5.019 \| good	0.141 \| good
2026-10-21T20:00:00.000Z	31 \| good	2.933 \| good	12.23 \| good	34.01 \| good	0.18 \| good	5.23 \| good	0.141 \| good
2026-10-21T21:00:00.000Z	31 \| good	2.732 \| good	11.045 \| good	34.23 \| good	0.189 \| good	4.956 \| good	0.12 \| good
2026-10-21T22:00:00.000Z	31 \| good	2.724 \| good	11.176 \| good	33.392 \| good	0.29 \| good	6.489 \| good	0.159 \| good
2026-10-21T23:00:00.000Z	29 \| good	2.824 \| good	12.051 \| good	30.949 \| good	0.256 \| good	7.867 \| good	0.179 \| good
2026-10-22T00:00:00.000Z	26 \| good	3.103 \| good	13.936 \| good	27.9 \| good	0.385 \| good	11.423 \| good	0.162 \| good
2026-10-22T01:00:00.000Z	25 \| good	4.377 \| good	18.832 \| good	27.079 \| good	0.501 \| good	12.956 \| good	0.18 \| good
2026-10-22T02:00:00.000Z	22 \| good	4.207 \| good	18.938 \| good	21.845 \| good	0.365 \| good	15.311 \| good	0.258 \| good
2026-10-22T03:00:00.000Z	33 \| good	5.895 \| good	26.393 \| good	13.685 \| good	0.305 \| good	3.398 \| good	0.162 \| good
2026-10-22T04:00:00.000Z	22 \| good	3.983 \| good	17.33 \| good	17.278 \| good	0.325 \| good	13.681 \| good	0.237 \| good
2026-10-22T05:00:00.000Z	22 \| good	3.894 \| good	17.527 \| good	22.16 \| good	0.325 \| good	11.768 \| good	0.314 \| good
2026-10-22T06:00:00.000Z	22 \| good	3.986 \| good	17.217 \| good	16.482 \| good	0.325 \| good	13.821 \| good	0.315 \| good
2026-10-22T07:00:00.000Z	22 \| good	3.949 \| good	17.756 \| good	16.585 \| good	0.325 \| good	12.971 \| good	0.274 \| good
2026-10-22T08:00:00.000Z	22 \| good	3.746 \| good	16.111 \| good	14.104 \| good	0.45 \| good	12.11 \| good	0.233 \| good
2026-10-22T09:00:00.000Z	22 \| good	3.648 \| good	16.01 \| good	10.411 \| good	0.277 \| good	14.2 \| good	0.218 \| good
2026-10-22T10:00:00.000Z	22 \| good	3.637 \| good	16.18 \| good	15.001 \| good	0.661 \| good	15.23 \| good	0.258 \| good
2026-10-22T11:00:00.000Z	22 \| good	3.64 \| good	16.036 \| good	10.506 \| good	0.687 \| good	17.311 \| good	0.258 \| good
2026-10-22T12:00:00.000Z	22 \| good	3.624 \| good	16.174 \| good	7.226 \| good	0.679 \| good	17.994 \| good	0.253 \| good
2026-10-22T13:00:00.000Z	22 \| good	4.086 \| good	19.735 \| good	11.235 \| good	0.693 \| good	16.111 \| good	0.216 \| good
2026-10-22T14:00:00.000Z	22 \| good	3.829 \| good	17.667 \| good	11.944 \| good	0.389 \| good	13.457 \| good	0.197 \| good
2026-10-22T15:00:00.000Z	22 \| good	3.997 \| good	18.036 \| good	20.91 \| good	0.211 \| good	8.82 \| good	0.137 \| good
2026-10-22T16:00:00.000Z	22 \| good	3.785 \| good	17.005 \| good	24.272 \| good	0.203 \| good	6.81 \| good	0.143 \| good
2026-10-22T17:00:00.000Z	25 \| good	3.317 \| good	15.174 \| good	26.644 \| good	0.238 \| good	6.433 \| good	0.144 \| good
2026-10-22T18:00:00.000Z	30 \| good	3.02 \| good	12.221 \| good	32.152 \| good	0.439 \| good	5.512 \| good	0.144 \| good
2026-10-22T19:00:00.000Z	32 \| good	2.945 \| good	12.192 \| good	34.988 \| good	0.382 \| good	5.26 \| good	0.144 \| good
2026-10-22T19:00:00.000Z	31 \| good	3.757 \| good	16.364 \| good	33.181 \| good	0.584 \| good	7.06 \| good	0.219 \| good
2026-10-22T20:00:00.000Z	37 \| good	6.113 \| good	27.076 \| good	40.055 \| good	0.664 \| good	0.659 \| good	0.158 \| good
2026-10-22T21:00:00.000Z	36 \| good	6.296 \| good	27.938 \| good	38.798 \| good	0.751 \| good	1.003 \| good	0.162 \| good
2026-10-22T22:00:00.000Z	44 \| good	7.63 \| good	33.704 \| good	33.244 \| good	0.814 \| good	1.647 \| good	0.17 \| good
2026-10-22T23:00:00.000Z	44 \| good	8.454 \| good	36.952 \| good	29.216 \| good	0.85 \| good	2.371 \| good	0.179 \| good
2026-10-23T00:00:00.000Z	52 \| moderate	9.54 \| good	42.776 \| good	30.853 \| good	0.872 \| good	2.676 \| good	0.185 \| good
2026-10-23T01:00:00.000Z	49 \| good	8.924 \| good	39.182 \| good	26.56 \| good	0.869 \| good	2.546 \| good	0.186 \| good
2026-10-23T02:00:00.000Z	52 \| moderate	9.715 \| good	43.01 \| good	23.896 \| good	0.816 \| good	2.275 \| good	0.186 \| good
2026-10-23T03:00:00.000Z	49 \| good	9.484 \| good	42.726 \| good	19.354 \| good	0.726 \| good	2.012 \| good	0.185 \| good
2026-10-23T04:00:00.000Z	49 \| good	8.84 \| good	38.896 \| good	15.395 \| good	0.606 \| good	1.763 \| good	0.183 \| good
2026-10-23T05:00:00.000Z	44 \| good	7.552 \| good	33.055 \| good	16.264 \| good	0.469 \| good	1.466 \| good	0.179 \| good
2026-10-23T06:00:00.000Z	38 \| good	6.634 \| good	29.451 \| good	18.748 \| good	0.329 \| good	1.151 \| good	0.172 \| good
2026-10-23T07:00:00.000Z	33 \| good	5.628 \| good	24.398 \| good	17.6 \| good	0.226 \| good	0.946 \| good	0.164 \| good
2026-10-23T08:00:00.000Z	33 \| good	6.052 \| good	26.378 \| good	15.292 \| good	0.184 \| good	0.845 \| good	0.158 \| good
2026-10-23T09:00:00.000Z	38 \| good	7.08 \| good	31.445 \| good	12.933 \| good	0.185 \| good	0.761 \| good	0.153 \| good
2026-10-23T10:00:00.000Z	44 \| good	7.669 \| good	33.905 \| good	10.376 \| good	0.2 \| good	0.782 \| good	0.151 \| good
2026-10-23T11:00:00.000Z	38 \| good	7.043 \| good	31.173 \| good	8.84 \| good	0.219 \| good	0.873 \| good	0.151 \| good
2026-10-23T12:00:00.000Z	38 \| good	6.733 \| good	30.046 \| good	11.092 \| good	0.235 \| good	1.2 \| good	0.154 \| good
2026-10-23T13:00:00.000Z	16 \| good	3.23 \| good	14.189 \| good	15.471 \| good	0.258 \| good	0.987 \| good	0.155 \| good
2026-10-23T14:00:00.000Z	19 \| good	3.439 \| good	15.194 \| good	20.228 \| good	0.291 \| good	0.8 \| good	0.153 \| good
2026-10-23T15:00:00.000Z	22 \| good	2.678 \| good	11.235 \| good	24.468 \| good	0.318 \| good	0.681 \| good	0.149 \| good
2026-10-23T16:00:00.000Z	26 \| good	2.156 \| good	9.111 \| good	27.851 \| good	0.331 \| good	0.566 \| good	0.145 \| good
2026-10-23T17:00:00.000Z	30 \| good	2.061 \| good	8.319 \| good	32.28 \| good	0.33 \| good	0.465 \| good	0.139 \| good
2026-10-23T18:00:00.000Z	32 \| good	2.125 \| good	8.871 \| good	34.504 \| good	0.322 \| good	0.409 \| good	0.135 \| good
2026-10-23T19:00:00.000Z	34 \| good	1.886 \| good	8 \| good	36.941 \| good	0.313 \| good	0.4 \| good	0.133 \| good
2026-10-23T20:00:00.000Z	35 \| good	1.672 \| good	6.941 \| good	38.471 \| good	0.308 \| good	0.458 \| good	0.132 \| good
2026-10-23T21:00:00.000Z	34 \| good	1.954 \| good	7.915 \| good	37.051 \| good	0.306 \| good	0.618 \| good	0.134 \| good
2026-10-23T22:00:00.000Z	28 \| good	2.915 \| good	12.034 \| good	30.198 \| good	0.3 \| good	2.575 \| good	0.153 \| good
2026-10-23T23:00:00.000Z	19 \| good	3.441 \| good	14.984 \| good	20.377 \| good	0.328 \| good	5.278 \| good	0.18 \| good
2026-10-24T00:00:00.000Z	27 \| good	4.792 \| good	20.945 \| good	13.646 \| good	0.349 \| good	6.253 \| good	0.192 \| good
2026-10-24T01:00:00.000Z	27 \| good	5.111 \| good	22.16 \| good	14.084 \| good	0.362 \| good	6.015 \| good	0.19 \| good
2026-10-24T02:00:00.000Z	33 \| good	5.76 \| good	25.314 \| good	12.449 \| good	0.37 \| good	5.811 \| good	0.189 \| good
2026-10-24T03:00:00.000Z	33 \| good	6.077 \| good	27.2 \| good	10.669 \| good	0.378 \| good	5.872 \| good	0.19 \| good
2026-10-24T04:00:00.000Z	33 \| good	6.254 \| good	27.477 \| good	8.598 \| good	0.377 \| good	6.047 \| good	0.193 \| good
2026-10-24T05:00:00.000Z	38 \| good	6.813 \| good	30.225 \| good	9.352 \| good	0.365 \| good	6.099 \| good	0.195 \| good
2026-10-24T06:00:00.000Z	38 \| good	7.211 \| good	32.18 \| good	8.331 \| good	0.357 \| good	6.087 \| good	0.196 \| good
2026-10-24T07:00:00.000Z	33 \| good	5.848 \| good	25.53 \| good	9.407 \| good	0.353 \| good	6.037 \| good	0.196 \| good
2026-10-24T08:00:00.000Z	27 \| good	5.221 \| good	22.505 \| good	9.767 \| good	0.351 \| good	6.065 \| good	0.197 \| good
2026-10-24T09:00:00.000Z	33 \| good	5.802 \| good	24.835 \| good	10.656 \| good	0.346 \| good	6.191 \| good	0.198 \| good
2026-10-24T10:00:00.000Z	38 \| good	6.563 \| good	29.336 \| good	9.183 \| good	0.342 \| good	6.463 \| good	0.201 \| good
2026-10-24T11:00:00.000Z	38 \| good	6.535 \| good	29.285 \| good	7.624 \| good	0.345 \| good	7.067 \| good	0.207 \| good
2026-10-24T12:00:00.000Z	33 \| good	6.476 \| good	28.714 \| good	9.28 \| good	0.371 \| good	7.528 \| good	0.221 \| good
2026-10-24T13:00:00.000Z	38 \| good	6.555 \| good	28.879 \| good	14.037 \| good	0.338 \| good	5.737 \| good	0.237 \| good
2026-10-24T14:00:00.000Z	52 \| moderate	9.667 \| good	43.351 \| good	19.161 \| good	0.376 \| good	2.823 \| good	0.181 \| good
2026-10-24T15:00:00.000Z	52 \| moderate	9.618 \| good	43.055 \| good	26.723 \| good	0.537 \| good	1.63 \| good	0.161 \| good
2026-10-24T16:00:00.000Z	38 \| good	7.409 \| good	32.64 \| good	30.903 \| good	0.599 \| good	0.981 \| good	0.151 \| good
2026-10-24T17:00:00.000Z	38 \| good	7.311 \| good	32.415 \| good	35.689 \| good	0.585 \| good	0.793 \| good	0.15 \| good
2026-10-24T18:00:00.000Z	38 \| good	6.918 \| good	30.482 \| good	36.629 \| good	0.575 \| good	0.717 \| good	0.15 \| good
2026-10-24T19:00:00.000Z	34 \| good	5.72 \| good	24.672 \| good	36.697 \| good	0.574 \| good	0.69 \| good	0.15 \| 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
Meadville, Pennsylvania	52 Moderate	10.40μg/m³ Good	46.74μg/m³ Good	35.50ppb Good	2.73ppb Good	6.36ppb Good	0.22ppm Good
Jefferson Hills, Pennsylvania	49 Good	9.43μg/m³ Good	42.01μg/m³ Good	31.09ppb Good	0.85ppb Good	6.50ppb Good	0.14ppm Good
Millcreek township, Pennsylvania	49 Good	9.40μg/m³ Good	41.33μg/m³ Good	36.24ppb Good	3.13ppb Good	6.17ppb Good	0.21ppm Good
Elizabeth township, Pennsylvania	49 Good	8.74μg/m³ Good	38.95μg/m³ Good	30.88ppb Good	0.85ppb Good	6.50ppb Good	0.14ppm Good
Rostraver, Pennsylvania	44 Good	8.40μg/m³ Good	37.34μg/m³ Good	29.95ppb Good	0.84ppb Good	6.37ppb Good	0.14ppm Good
Baldwin borough, Pennsylvania	44 Good	7.75μg/m³ Good	34.42μg/m³ Good	29.87ppb Good	0.86ppb Good	6.53ppb Good	0.15ppm Good
North Huntingdon, Pennsylvania	44 Good	7.86μg/m³ Good	38.28μg/m³ Good	31.86ppb Good	0.84ppb Good	6.62ppb Good	0.14ppm Good
Center township, Pennsylvania	38 Good	7.26μg/m³ Good	31.97μg/m³ Good	31.82ppb Good	0.95ppb Good	7.10ppb Good	0.22ppm Good
McKeesport, Pennsylvania	38 Good	7.34μg/m³ Good	32.87μg/m³ Good	31.19ppb Good	0.85ppb Good	6.48ppb Good	0.15ppm Good
Penn township, Pennsylvania	38 Good	7.20μg/m³ Good	32.98μg/m³ Good	32.01ppb Good	0.83ppb Good	6.53ppb Good	0.14ppm Good
Plum borough, Pennsylvania	38 Good	7.28μg/m³ Good	32.98μg/m³ Good	31.01ppb Good	0.84ppb Good	6.61ppb Good	0.15ppm Good
Whitehall borough, Pennsylvania	38 Good	7.36μg/m³ Good	32.66μg/m³ Good	29.00ppb Good	0.89ppb Good	6.55ppb Good	0.18ppm Good
Franklin Park, Pennsylvania	38 Good	7.08μg/m³ Good	31.27μg/m³ Good	29.56ppb Good	0.93ppb Good	6.72ppb Good	0.20ppm Good
Harborcreek, Pennsylvania	38 Good	6.89μg/m³ Good	31.09μg/m³ Good	33.09ppb Good	3.12ppb Good	5.83ppb Good	0.21ppm Good
Erie, Pennsylvania	38 Good	6.76μg/m³ Good	30.34μg/m³ Good	33.02ppb Good	3.14ppb Good	5.81ppb Good	0.21ppm Good
Murrysville, Pennsylvania	38 Good	6.77μg/m³ Good	32.94μg/m³ Good	30.68ppb Good	0.83ppb Good	6.54ppb Good	0.14ppm Good
Norristown, Pennsylvania	36 Good	1.93μg/m³ Good	8.11μg/m³ Good	38.66ppb Good	0.53ppb Good	9.45ppb Good	0.27ppm Good
Plymouth township, Pennsylvania	36 Good	1.92μg/m³ Good	8.06μg/m³ Good	38.80ppb Good	0.52ppb Good	9.53ppb Good	0.27ppm Good
South Park, Pennsylvania	38 Good	6.63μg/m³ Good	24.10μg/m³ Good	30.91ppb Good	0.87ppb Good	6.52ppb Good	0.18ppm Good
Sandy, Pennsylvania	36 Good	3.12μg/m³ Good	14.98μg/m³ Good	38.95ppb Good	2.39ppb Good	3.32ppb Good	0.14ppm Good
West Mifflin, Pennsylvania	38 Good	6.59μg/m³ Good	29.27μg/m³ Good	30.59ppb Good	0.86ppb Good	6.51ppb Good	0.15ppm Good
Antrim, Pennsylvania	34 Good	3.38μg/m³ Good	14.40μg/m³ Good	37.49ppb Good	0.39ppb Good	5.45ppb Good	0.14ppm Good
East Norriton, Pennsylvania	35 Good	1.97μg/m³ Good	8.26μg/m³ Good	38.18ppb Good	0.54ppb Good	9.18ppb Good	0.27ppm Good
Indiana borough, Pennsylvania	35 Good	4.45μg/m³ Good	23.83μg/m³ Good	38.00ppb Good	0.78ppb Good	3.17ppb Good	0.14ppm Good
McCandless, Pennsylvania	33 Good	6.29μg/m³ Good	27.68μg/m³ Good	28.42ppb Good	0.89ppb Good	6.62ppb Good	0.18ppm Good
Scott township, Pennsylvania	33 Good	6.40μg/m³ Good	30.48μg/m³ Good	30.75ppb Good	0.94ppb Good	6.59ppb Good	0.20ppm Good
Skippack, Pennsylvania	35 Good	2.63μg/m³ Good	12.20μg/m³ Good	37.65ppb Good	0.45ppb Good	9.65ppb Good	0.28ppm Good
Tredyffrin, Pennsylvania	35 Good	2.38μg/m³ Good	11.80μg/m³ Good	37.63ppb Good	0.43ppb Good	9.15ppb Good	0.27ppm Good
White township, Pennsylvania	35 Good	4.47μg/m³ Good	23.83μg/m³ Good	38.05ppb Good	0.78ppb Good	3.17ppb Good	0.14ppm Good
Whitpain, Pennsylvania	35 Good	2.03μg/m³ Good	8.48μg/m³ Good	37.51ppb Good	0.56ppb Good	8.80ppb Good	0.27ppm Good
Amity township, Pennsylvania	33 Good	3.09μg/m³ Good	14.31μg/m³ Good	36.20ppb Good	0.36ppb Good	8.59ppb Good	0.25ppm Good
Altoona, Pennsylvania	34 Good	2.41μg/m³ Good	10.04μg/m³ Good	36.98ppb Good	0.49ppb Good	3.20ppb Good	0.11ppm Good
Coolbaugh, Pennsylvania	33 Good	2.44μg/m³ Good	10.57μg/m³ Good	36.19ppb Good	0.36ppb Good	8.54ppb Good	0.30ppm Good
Easttown, Pennsylvania	34 Good	2.38μg/m³ Good	11.83μg/m³ Good	36.92ppb Good	0.42ppb Good	9.11ppb Good	0.27ppm Good
Greene township, Pennsylvania	33 Good	2.77μg/m³ Good	11.01μg/m³ Good	36.32ppb Good	0.29ppb Good	3.41ppb Good	0.11ppm Good
Hermitage, Pennsylvania	34 Good	5.54μg/m³ Good	23.70μg/m³ Good	36.76ppb Good	1.21ppb Good	5.80ppb Good	0.22ppm Good
Harrisburg, Pennsylvania	33 Good	6.10μg/m³ Good	27.52μg/m³ Good	32.11ppb Good	0.34ppb Good	3.93ppb Good	0.13ppm Good
Lansdale, Pennsylvania	33 Good	2.30μg/m³ Good	8.91μg/m³ Good	36.29ppb Good	0.49ppb Good	10.11ppb Good	0.28ppm Good
Lower Providence, Pennsylvania	34 Good	2.50μg/m³ Good	12.80μg/m³ Good	36.94ppb Good	0.44ppb Good	9.87ppb Good	0.28ppm Good
Lower Salford, Pennsylvania	34 Good	2.95μg/m³ Good	12.21μg/m³ Good	36.62ppb Good	0.44ppb Good	9.53ppb Good	0.28ppm Good
Logan township, Pennsylvania	34 Good	2.46μg/m³ Good	10.34μg/m³ Good	36.89ppb Good	0.49ppb Good	3.20ppb Good	0.12ppm Good
North Whitehall, Pennsylvania	33 Good	3.21μg/m³ Good	13.82μg/m³ Good	36.30ppb Good	0.38ppb Good	8.85ppb Good	0.29ppm Good
North Union township, Pennsylvania	33 Good	6.13μg/m³ Good	20.04μg/m³ Good	30.73ppb Good	0.78ppb Good	4.65ppb Good	0.12ppm Good
Radnor, Pennsylvania	33 Good	2.16μg/m³ Good	9.03μg/m³ Good	36.22ppb Good	0.57ppb Good	8.13ppb Good	0.27ppm Good
Pocono, Pennsylvania	34 Good	2.54μg/m³ Good	11.46μg/m³ Good	37.05ppb Good	0.36ppb Good	9.16ppb Good	0.30ppm Good
Sharon city, Pennsylvania	34 Good	5.43μg/m³ Good	23.37μg/m³ Good	36.87ppb Good	1.20ppb Good	5.81ppb Good	0.22ppm Good
Ross township, Pennsylvania	33 Good	6.18μg/m³ Good	27.14μg/m³ Good	27.33ppb Good	0.89ppb Good	6.59ppb Good	0.19ppm Good
Upper Merion, Pennsylvania	34 Good	2.07μg/m³ Good	8.68μg/m³ Good	37.21ppb Good	0.55ppb Good	8.69ppb Good	0.27ppm Good
Towamencin, Pennsylvania	34 Good	2.48μg/m³ Good	11.73μg/m³ Good	37.18ppb Good	0.47ppb Good	9.91ppb Good	0.28ppm Good
St. Marys, Pennsylvania	34 Good	3.42μg/m³ Good	16.25μg/m³ Good	37.02ppb Good	2.59ppb Good	3.08ppb Good	0.14ppm Good

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

0.18ppm

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 03:00:00 on 2026-10-22.

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 04:00:00 on 2026-10-22.

What is the current air quality in Pennsylvania, USA?

The current air quality in Pennsylvania, USA is 31, categorized as Good based on real-time data.

What pollutant is the most common in Pennsylvania, USA?

The most common pollutant in Pennsylvania, USA is O3.

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 3.757 μg/m³.

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

The current PM₁₀ concentration at Pennsylvania, USA is 16.364 μg/m³.

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

The current carbon monoxide (CO) concentration at Pennsylvania, USA is 0.219 ppm.

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

The current sulfur dioxide (SO₂) concentration at Pennsylvania, USA is 0.584 ppb.

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

The current ozone (O₃) concentration at Pennsylvania, USA is 33.181 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Pennsylvania, USA is 7.06 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T20:00:00.000Z	35 \| good	3.033 \| good	12.29 \| good	37.724 \| good	0.128 \| good	6.115 \| good	0.18 \| good
2026-10-20T21:00:00.000Z	31 \| good	2.533 \| good	10.389 \| good	34.178 \| good	0.204 \| good	5.894 \| good	0.198 \| good
2026-10-20T22:00:00.000Z	33 \| good	2.341 \| good	10.186 \| good	36.452 \| good	0.2 \| good	7.819 \| good	0.181 \| good
2026-10-20T23:00:00.000Z	33 \| good	2.717 \| good	11.073 \| good	35.932 \| good	0.284 \| good	10.819 \| good	0.184 \| good
2026-10-21T00:00:00.000Z	29 \| good	2.93 \| good	12.252 \| good	31.433 \| good	0.26 \| good	12.354 \| good	0.206 \| good
2026-10-21T01:00:00.000Z	32 \| good	3.685 \| good	16.185 \| good	34.91 \| good	0.271 \| good	13.977 \| good	0.26 \| good
2026-10-21T02:00:00.000Z	22 \| good	3.717 \| good	16.136 \| good	24.27 \| good	0.293 \| good	17.712 \| good	0.296 \| good
2026-10-21T03:00:00.000Z	22 \| good	4.191 \| good	18.236 \| good	14.157 \| good	0.281 \| good	2.076 \| good	0.151 \| good
2026-10-21T04:00:00.000Z	22 \| good	4.069 \| good	17.936 \| good	21.34 \| good	0.179 \| good	16.702 \| good	0.342 \| good
2026-10-21T05:00:00.000Z	22 \| good	3.941 \| good	17.654 \| good	11.702 \| good	0.179 \| good	14.247 \| good	0.322 \| good
2026-10-21T06:00:00.000Z	22 \| good	4.4 \| good	19.594 \| good	16.051 \| good	0.217 \| good	10.188 \| good	0.286 \| good
2026-10-21T07:00:00.000Z	27 \| good	5.146 \| good	22.382 \| good	16.266 \| good	0.346 \| good	12.091 \| good	0.251 \| good
2026-10-21T08:00:00.000Z	27 \| good	4.58 \| good	20.522 \| good	19.178 \| good	0.199 \| good	11.997 \| good	0.196 \| good
2026-10-21T09:00:00.000Z	22 \| good	4.21 \| good	18.508 \| good	11.201 \| good	0.177 \| good	11.926 \| good	0.197 \| good
2026-10-21T10:00:00.000Z	22 \| good	4.325 \| good	18.482 \| good	17.696 \| good	0.275 \| good	13.56 \| good	0.215 \| good
2026-10-21T11:00:00.000Z	22 \| good	4.416 \| good	19.51 \| good	15.152 \| good	0.381 \| good	13.975 \| good	0.251 \| good
2026-10-21T12:00:00.000Z	22 \| good	4.223 \| good	18.668 \| good	14.508 \| good	0.207 \| good	10.178 \| good	0.235 \| good
2026-10-21T13:00:00.000Z	22 \| good	4.371 \| good	19.384 \| good	10.206 \| good	0.246 \| good	11.502 \| good	0.237 \| good
2026-10-21T14:00:00.000Z	22 \| good	3.641 \| good	15.924 \| good	12.141 \| good	0.189 \| good	7.782 \| good	0.219 \| good
2026-10-21T15:00:00.000Z	17 \| good	3.387 \| good	15.139 \| good	17.593 \| good	0.169 \| good	7.069 \| good	0.218 \| good
2026-10-21T16:00:00.000Z	20 \| good	3.348 \| good	14.722 \| good	22.078 \| good	0.259 \| good	5.782 \| good	0.177 \| good
2026-10-21T17:00:00.000Z	25 \| good	2.998 \| good	12.829 \| good	27.134 \| good	0.278 \| good	5.178 \| good	0.159 \| good
2026-10-21T18:00:00.000Z	29 \| good	2.9 \| good	12.222 \| good	31.441 \| good	0.278 \| good	5.175 \| good	0.141 \| good
2026-10-21T19:00:00.000Z	30 \| good	2.947 \| good	12.307 \| good	32.397 \| good	0.251 \| good	5.019 \| good	0.141 \| good
2026-10-21T20:00:00.000Z	31 \| good	2.933 \| good	12.23 \| good	34.01 \| good	0.18 \| good	5.23 \| good	0.141 \| good
2026-10-21T21:00:00.000Z	31 \| good	2.732 \| good	11.045 \| good	34.23 \| good	0.189 \| good	4.956 \| good	0.12 \| good
2026-10-21T22:00:00.000Z	31 \| good	2.724 \| good	11.176 \| good	33.392 \| good	0.29 \| good	6.489 \| good	0.159 \| good
2026-10-21T23:00:00.000Z	29 \| good	2.824 \| good	12.051 \| good	30.949 \| good	0.256 \| good	7.867 \| good	0.179 \| good
2026-10-22T00:00:00.000Z	26 \| good	3.103 \| good	13.936 \| good	27.9 \| good	0.385 \| good	11.423 \| good	0.162 \| good
2026-10-22T01:00:00.000Z	25 \| good	4.377 \| good	18.832 \| good	27.079 \| good	0.501 \| good	12.956 \| good	0.18 \| good
2026-10-22T02:00:00.000Z	22 \| good	4.207 \| good	18.938 \| good	21.845 \| good	0.365 \| good	15.311 \| good	0.258 \| good
2026-10-22T03:00:00.000Z	33 \| good	5.895 \| good	26.393 \| good	13.685 \| good	0.305 \| good	3.398 \| good	0.162 \| good
2026-10-22T04:00:00.000Z	22 \| good	3.983 \| good	17.33 \| good	17.278 \| good	0.325 \| good	13.681 \| good	0.237 \| good
2026-10-22T05:00:00.000Z	22 \| good	3.894 \| good	17.527 \| good	22.16 \| good	0.325 \| good	11.768 \| good	0.314 \| good
2026-10-22T06:00:00.000Z	22 \| good	3.986 \| good	17.217 \| good	16.482 \| good	0.325 \| good	13.821 \| good	0.315 \| good
2026-10-22T07:00:00.000Z	22 \| good	3.949 \| good	17.756 \| good	16.585 \| good	0.325 \| good	12.971 \| good	0.274 \| good
2026-10-22T08:00:00.000Z	22 \| good	3.746 \| good	16.111 \| good	14.104 \| good	0.45 \| good	12.11 \| good	0.233 \| good
2026-10-22T09:00:00.000Z	22 \| good	3.648 \| good	16.01 \| good	10.411 \| good	0.277 \| good	14.2 \| good	0.218 \| good
2026-10-22T10:00:00.000Z	22 \| good	3.637 \| good	16.18 \| good	15.001 \| good	0.661 \| good	15.23 \| good	0.258 \| good
2026-10-22T11:00:00.000Z	22 \| good	3.64 \| good	16.036 \| good	10.506 \| good	0.687 \| good	17.311 \| good	0.258 \| good
2026-10-22T12:00:00.000Z	22 \| good	3.624 \| good	16.174 \| good	7.226 \| good	0.679 \| good	17.994 \| good	0.253 \| good
2026-10-22T13:00:00.000Z	22 \| good	4.086 \| good	19.735 \| good	11.235 \| good	0.693 \| good	16.111 \| good	0.216 \| good
2026-10-22T14:00:00.000Z	22 \| good	3.829 \| good	17.667 \| good	11.944 \| good	0.389 \| good	13.457 \| good	0.197 \| good
2026-10-22T15:00:00.000Z	22 \| good	3.997 \| good	18.036 \| good	20.91 \| good	0.211 \| good	8.82 \| good	0.137 \| good
2026-10-22T16:00:00.000Z	22 \| good	3.785 \| good	17.005 \| good	24.272 \| good	0.203 \| good	6.81 \| good	0.143 \| good
2026-10-22T17:00:00.000Z	25 \| good	3.317 \| good	15.174 \| good	26.644 \| good	0.238 \| good	6.433 \| good	0.144 \| good
2026-10-22T18:00:00.000Z	30 \| good	3.02 \| good	12.221 \| good	32.152 \| good	0.439 \| good	5.512 \| good	0.144 \| good
2026-10-22T19:00:00.000Z	32 \| good	2.945 \| good	12.192 \| good	34.988 \| good	0.382 \| good	5.26 \| good	0.144 \| good
2026-10-22T19:00:00.000Z	31 \| good	3.757 \| good	16.364 \| good	33.181 \| good	0.584 \| good	7.06 \| good	0.219 \| good
2026-10-22T20:00:00.000Z	37 \| good	6.113 \| good	27.076 \| good	40.055 \| good	0.664 \| good	0.659 \| good	0.158 \| good
2026-10-22T21:00:00.000Z	36 \| good	6.296 \| good	27.938 \| good	38.798 \| good	0.751 \| good	1.003 \| good	0.162 \| good
2026-10-22T22:00:00.000Z	44 \| good	7.63 \| good	33.704 \| good	33.244 \| good	0.814 \| good	1.647 \| good	0.17 \| good
2026-10-22T23:00:00.000Z	44 \| good	8.454 \| good	36.952 \| good	29.216 \| good	0.85 \| good	2.371 \| good	0.179 \| good
2026-10-23T00:00:00.000Z	52 \| moderate	9.54 \| good	42.776 \| good	30.853 \| good	0.872 \| good	2.676 \| good	0.185 \| good
2026-10-23T01:00:00.000Z	49 \| good	8.924 \| good	39.182 \| good	26.56 \| good	0.869 \| good	2.546 \| good	0.186 \| good
2026-10-23T02:00:00.000Z	52 \| moderate	9.715 \| good	43.01 \| good	23.896 \| good	0.816 \| good	2.275 \| good	0.186 \| good
2026-10-23T03:00:00.000Z	49 \| good	9.484 \| good	42.726 \| good	19.354 \| good	0.726 \| good	2.012 \| good	0.185 \| good
2026-10-23T04:00:00.000Z	49 \| good	8.84 \| good	38.896 \| good	15.395 \| good	0.606 \| good	1.763 \| good	0.183 \| good
2026-10-23T05:00:00.000Z	44 \| good	7.552 \| good	33.055 \| good	16.264 \| good	0.469 \| good	1.466 \| good	0.179 \| good
2026-10-23T06:00:00.000Z	38 \| good	6.634 \| good	29.451 \| good	18.748 \| good	0.329 \| good	1.151 \| good	0.172 \| good
2026-10-23T07:00:00.000Z	33 \| good	5.628 \| good	24.398 \| good	17.6 \| good	0.226 \| good	0.946 \| good	0.164 \| good
2026-10-23T08:00:00.000Z	33 \| good	6.052 \| good	26.378 \| good	15.292 \| good	0.184 \| good	0.845 \| good	0.158 \| good
2026-10-23T09:00:00.000Z	38 \| good	7.08 \| good	31.445 \| good	12.933 \| good	0.185 \| good	0.761 \| good	0.153 \| good
2026-10-23T10:00:00.000Z	44 \| good	7.669 \| good	33.905 \| good	10.376 \| good	0.2 \| good	0.782 \| good	0.151 \| good
2026-10-23T11:00:00.000Z	38 \| good	7.043 \| good	31.173 \| good	8.84 \| good	0.219 \| good	0.873 \| good	0.151 \| good
2026-10-23T12:00:00.000Z	38 \| good	6.733 \| good	30.046 \| good	11.092 \| good	0.235 \| good	1.2 \| good	0.154 \| good
2026-10-23T13:00:00.000Z	16 \| good	3.23 \| good	14.189 \| good	15.471 \| good	0.258 \| good	0.987 \| good	0.155 \| good
2026-10-23T14:00:00.000Z	19 \| good	3.439 \| good	15.194 \| good	20.228 \| good	0.291 \| good	0.8 \| good	0.153 \| good
2026-10-23T15:00:00.000Z	22 \| good	2.678 \| good	11.235 \| good	24.468 \| good	0.318 \| good	0.681 \| good	0.149 \| good
2026-10-23T16:00:00.000Z	26 \| good	2.156 \| good	9.111 \| good	27.851 \| good	0.331 \| good	0.566 \| good	0.145 \| good
2026-10-23T17:00:00.000Z	30 \| good	2.061 \| good	8.319 \| good	32.28 \| good	0.33 \| good	0.465 \| good	0.139 \| good
2026-10-23T18:00:00.000Z	32 \| good	2.125 \| good	8.871 \| good	34.504 \| good	0.322 \| good	0.409 \| good	0.135 \| good
2026-10-23T19:00:00.000Z	34 \| good	1.886 \| good	8 \| good	36.941 \| good	0.313 \| good	0.4 \| good	0.133 \| good
2026-10-23T20:00:00.000Z	35 \| good	1.672 \| good	6.941 \| good	38.471 \| good	0.308 \| good	0.458 \| good	0.132 \| good
2026-10-23T21:00:00.000Z	34 \| good	1.954 \| good	7.915 \| good	37.051 \| good	0.306 \| good	0.618 \| good	0.134 \| good
2026-10-23T22:00:00.000Z	28 \| good	2.915 \| good	12.034 \| good	30.198 \| good	0.3 \| good	2.575 \| good	0.153 \| good
2026-10-23T23:00:00.000Z	19 \| good	3.441 \| good	14.984 \| good	20.377 \| good	0.328 \| good	5.278 \| good	0.18 \| good
2026-10-24T00:00:00.000Z	27 \| good	4.792 \| good	20.945 \| good	13.646 \| good	0.349 \| good	6.253 \| good	0.192 \| good
2026-10-24T01:00:00.000Z	27 \| good	5.111 \| good	22.16 \| good	14.084 \| good	0.362 \| good	6.015 \| good	0.19 \| good
2026-10-24T02:00:00.000Z	33 \| good	5.76 \| good	25.314 \| good	12.449 \| good	0.37 \| good	5.811 \| good	0.189 \| good
2026-10-24T03:00:00.000Z	33 \| good	6.077 \| good	27.2 \| good	10.669 \| good	0.378 \| good	5.872 \| good	0.19 \| good
2026-10-24T04:00:00.000Z	33 \| good	6.254 \| good	27.477 \| good	8.598 \| good	0.377 \| good	6.047 \| good	0.193 \| good
2026-10-24T05:00:00.000Z	38 \| good	6.813 \| good	30.225 \| good	9.352 \| good	0.365 \| good	6.099 \| good	0.195 \| good
2026-10-24T06:00:00.000Z	38 \| good	7.211 \| good	32.18 \| good	8.331 \| good	0.357 \| good	6.087 \| good	0.196 \| good
2026-10-24T07:00:00.000Z	33 \| good	5.848 \| good	25.53 \| good	9.407 \| good	0.353 \| good	6.037 \| good	0.196 \| good
2026-10-24T08:00:00.000Z	27 \| good	5.221 \| good	22.505 \| good	9.767 \| good	0.351 \| good	6.065 \| good	0.197 \| good
2026-10-24T09:00:00.000Z	33 \| good	5.802 \| good	24.835 \| good	10.656 \| good	0.346 \| good	6.191 \| good	0.198 \| good
2026-10-24T10:00:00.000Z	38 \| good	6.563 \| good	29.336 \| good	9.183 \| good	0.342 \| good	6.463 \| good	0.201 \| good
2026-10-24T11:00:00.000Z	38 \| good	6.535 \| good	29.285 \| good	7.624 \| good	0.345 \| good	7.067 \| good	0.207 \| good
2026-10-24T12:00:00.000Z	33 \| good	6.476 \| good	28.714 \| good	9.28 \| good	0.371 \| good	7.528 \| good	0.221 \| good
2026-10-24T13:00:00.000Z	38 \| good	6.555 \| good	28.879 \| good	14.037 \| good	0.338 \| good	5.737 \| good	0.237 \| good
2026-10-24T14:00:00.000Z	52 \| moderate	9.667 \| good	43.351 \| good	19.161 \| good	0.376 \| good	2.823 \| good	0.181 \| good
2026-10-24T15:00:00.000Z	52 \| moderate	9.618 \| good	43.055 \| good	26.723 \| good	0.537 \| good	1.63 \| good	0.161 \| good
2026-10-24T16:00:00.000Z	38 \| good	7.409 \| good	32.64 \| good	30.903 \| good	0.599 \| good	0.981 \| good	0.151 \| good
2026-10-24T17:00:00.000Z	38 \| good	7.311 \| good	32.415 \| good	35.689 \| good	0.585 \| good	0.793 \| good	0.15 \| good
2026-10-24T18:00:00.000Z	38 \| good	6.918 \| good	30.482 \| good	36.629 \| good	0.575 \| good	0.717 \| good	0.15 \| good
2026-10-24T19:00:00.000Z	34 \| good	5.72 \| good	24.672 \| good	36.697 \| good	0.574 \| good	0.69 \| good	0.15 \| 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?