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

The current PM10 concentration at Pennsylvania, USA is 23.114 μg/m3.

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

The current sulfur dioxide (SO2) concentration at Pennsylvania, USA is 0.849 ppb.

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

The current ozone (O3) concentration at Pennsylvania, USA is 33.793 ppm.

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

The current nitrogen dioxide (NO2) concentration at Pennsylvania, USA is 5.122 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 5.344 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)

5.34 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

23.11 μg/m³

155

255

425

605+

Ozone (O₃)

33.79 ppb

201

201+

Sulfur Dioxide (SO₂)

0.85 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.12 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.26 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

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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
2026-03-07T20:00:00.000Z	38 \| good	7.034 \| good	31.652 \| good	27.143 \| good	0.278 \| good	4.155 \| good	0.376 \| good
2026-03-07T21:00:00.000Z	44 \| good	7.918 \| good	34.624 \| good	27.407 \| good	0.256 \| good	4.545 \| good	0.357 \| good
2026-03-07T22:00:00.000Z	49 \| good	9.083 \| good	40.454 \| good	29.195 \| good	0.294 \| good	5.035 \| good	0.297 \| good
2026-03-07T23:00:00.000Z	52 \| moderate	10.276 \| good	45.634 \| good	25.109 \| good	0.416 \| good	3.164 \| good	0.337 \| good
2026-03-08T00:00:00.000Z	54 \| moderate	10.818 \| good	46.707 \| good	25.488 \| good	0.372 \| good	2.141 \| good	0.373 \| good
2026-03-08T01:00:00.000Z	54 \| moderate	10.582 \| good	47.172 \| good	25.106 \| good	0.169 \| good	3.858 \| good	0.448 \| good
2026-03-08T02:00:00.000Z	52 \| moderate	10.292 \| good	46.555 \| good	23.199 \| good	0.254 \| good	5.043 \| good	0.499 \| good
2026-03-08T03:00:00.000Z	33 \| good	6.476 \| good	28.54 \| good	22.086 \| good	0.865 \| good	2.501 \| good	0.133 \| good
2026-03-08T04:00:00.000Z	52 \| moderate	9.88 \| good	43.512 \| good	17.291 \| good	0.335 \| good	3.082 \| good	0.427 \| good
2026-03-08T05:00:00.000Z	52 \| moderate	9.628 \| good	42.992 \| good	15.792 \| good	0.302 \| good	5.774 \| good	0.449 \| good
2026-03-08T06:00:00.000Z	49 \| good	9.084 \| good	40.354 \| good	13.936 \| good	0.278 \| good	8.469 \| good	0.561 \| good
2026-03-08T07:00:00.000Z	49 \| good	8.92 \| good	39.827 \| good	13.115 \| good	0.296 \| good	9.357 \| good	0.618 \| good
2026-03-08T08:00:00.000Z	49 \| good	8.778 \| good	38.986 \| good	11.18 \| good	0.28 \| good	7.588 \| good	0.521 \| good
2026-03-08T09:00:00.000Z	44 \| good	8.284 \| good	37.449 \| good	17.314 \| good	0.396 \| good	5.298 \| good	0.484 \| good
2026-03-08T10:00:00.000Z	44 \| good	8.401 \| good	36.137 \| good	12.736 \| good	0.239 \| good	2.868 \| good	0.377 \| good
2026-03-08T11:00:00.000Z	44 \| good	7.952 \| good	34.424 \| good	16.234 \| good	0.401 \| good	3.427 \| good	0.339 \| good
2026-03-08T12:00:00.000Z	38 \| good	7.218 \| good	30.868 \| good	32.584 \| good	0.307 \| good	3.823 \| good	0.362 \| good
2026-03-08T13:00:00.000Z	33 \| good	6.442 \| good	30.559 \| good	31.927 \| good	0.303 \| good	4.328 \| good	0.4 \| good
2026-03-08T14:00:00.000Z	38 \| good	7.013 \| good	31.852 \| good	24.921 \| good	0.326 \| good	4.485 \| good	0.415 \| good
2026-03-08T15:00:00.000Z	33 \| good	5.95 \| good	25.818 \| good	27.713 \| good	0.433 \| good	3.818 \| good	0.468 \| good
2026-03-08T16:00:00.000Z	27 \| good	4.74 \| good	21.072 \| good	27.766 \| good	0.402 \| good	3.33 \| good	0.386 \| good
2026-03-08T17:00:00.000Z	25 \| good	3.93 \| good	17.401 \| good	26.902 \| good	0.44 \| good	2.728 \| good	0.329 \| good
2026-03-08T18:00:00.000Z	31 \| good	3.26 \| good	15.221 \| good	32.67 \| good	0.321 \| good	2.494 \| good	0.257 \| good
2026-03-08T19:00:00.000Z	32 \| good	2.907 \| good	12.695 \| good	35.418 \| good	0.321 \| good	2.464 \| good	0.255 \| good
2026-03-08T20:00:00.000Z	34 \| good	2.272 \| good	10.043 \| good	36.924 \| good	0.296 \| good	2.111 \| good	0.235 \| good
2026-03-08T21:00:00.000Z	36 \| good	1.912 \| good	8.229 \| good	38.561 \| good	0.165 \| good	1.857 \| good	0.254 \| good
2026-03-08T22:00:00.000Z	35 \| good	1.85 \| good	8.442 \| good	38.044 \| good	0.165 \| good	1.459 \| good	0.293 \| good
2026-03-08T23:00:00.000Z	39 \| good	2.238 \| good	8.951 \| good	41.723 \| good	0.252 \| good	1.488 \| good	0.33 \| good
2026-03-09T00:00:00.000Z	31 \| good	2.827 \| good	12.068 \| good	32.781 \| good	0.182 \| good	1.622 \| good	0.213 \| good
2026-03-09T01:00:00.000Z	26 \| good	4.065 \| good	17.563 \| good	28.148 \| good	0.28 \| good	2.225 \| good	0.288 \| good
2026-03-09T02:00:00.000Z	27 \| good	4.801 \| good	20.372 \| good	19.506 \| good	0.301 \| good	2.258 \| good	0.329 \| good
2026-03-09T03:00:00.000Z	20 \| good	3.326 \| good	14.779 \| good	21.847 \| good	1.619 \| good	4.971 \| good	0.202 \| good
2026-03-09T04:00:00.000Z	22 \| good	4.45 \| good	19.071 \| good	10.689 \| good	0.36 \| good	2.65 \| good	0.478 \| good
2026-03-09T05:00:00.000Z	22 \| good	3.856 \| good	17.577 \| good	15.917 \| good	0.39 \| good	3.148 \| good	0.457 \| good
2026-03-09T06:00:00.000Z	22 \| good	4.291 \| good	19.267 \| good	9.997 \| good	0.447 \| good	3.07 \| good	0.473 \| good
2026-03-09T07:00:00.000Z	22 \| good	4.049 \| good	17.965 \| good	9.32 \| good	0.65 \| good	2.698 \| good	0.492 \| good
2026-03-09T08:00:00.000Z	22 \| good	3.677 \| good	17.076 \| good	4.124 \| good	0.713 \| good	3.485 \| good	0.491 \| good
2026-03-09T09:00:00.000Z	22 \| good	3.733 \| good	16.819 \| good	15.204 \| good	0.69 \| good	4.99 \| good	0.473 \| good
2026-03-09T10:00:00.000Z	22 \| good	4.29 \| good	19.114 \| good	7.912 \| good	0.755 \| good	6.088 \| good	0.512 \| good
2026-03-09T11:00:00.000Z	27 \| good	4.885 \| good	22.051 \| good	9.145 \| good	1.513 \| good	3.921 \| good	0.52 \| good
2026-03-09T12:00:00.000Z	27 \| good	5.114 \| good	22.736 \| good	12.263 \| good	2.801 \| good	4.912 \| good	0.68 \| good
2026-03-09T13:00:00.000Z	27 \| good	5.362 \| good	23.293 \| good	13.73 \| good	1.83 \| good	7.74 \| good	0.802 \| good
2026-03-09T14:00:00.000Z	22 \| good	4.465 \| good	20.339 \| good	8.356 \| good	1.658 \| good	6.321 \| good	0.895 \| good
2026-03-09T15:00:00.000Z	22 \| good	4.343 \| good	19.059 \| good	16.038 \| good	1.291 \| good	5.252 \| good	0.694 \| good
2026-03-09T16:00:00.000Z	26 \| good	4.483 \| good	19.101 \| good	28.325 \| good	1.289 \| good	3.283 \| good	0.518 \| good
2026-03-09T17:00:00.000Z	31 \| good	4.065 \| good	17.598 \| good	33.826 \| good	1.288 \| good	3.322 \| good	0.368 \| good
2026-03-09T18:00:00.000Z	32 \| good	3.723 \| good	15.972 \| good	35.359 \| good	0.476 \| good	2.409 \| good	0.237 \| good
2026-03-09T19:00:00.000Z	34 \| good	3.489 \| good	16.002 \| good	36.59 \| good	0.337 \| good	2.076 \| good	0.237 \| good
2026-03-09T19:00:00.000Z	31 \| good	5.344 \| good	23.114 \| good	33.793 \| good	0.849 \| good	5.122 \| good	0.26 \| good
2026-03-09T20:00:00.000Z	44 \| good	0.2 \| good	0.254 \| good	46.809 \| good	3.437 \| good	1.113 \| good	0.151 \| good
2026-03-09T21:00:00.000Z	44 \| good	0.158 \| good	0.202 \| good	48.212 \| good	2.684 \| good	0.912 \| good	0.147 \| good
2026-03-09T22:00:00.000Z	43 \| good	0.317 \| good	1.129 \| good	46.029 \| good	2.484 \| good	2.194 \| good	0.158 \| good
2026-03-09T23:00:00.000Z	36 \| good	2.903 \| good	11.953 \| good	38.893 \| good	2.283 \| good	3.475 \| good	0.169 \| good
2026-03-10T00:00:00.000Z	28 \| good	4.364 \| good	18.926 \| good	29.692 \| good	2.082 \| good	4.757 \| good	0.179 \| good
2026-03-10T01:00:00.000Z	25 \| good	3.643 \| good	15.881 \| good	26.525 \| good	2.272 \| good	5.087 \| good	0.183 \| good
2026-03-10T02:00:00.000Z	22 \| good	4.339 \| good	18.907 \| good	22.87 \| good	2.462 \| good	5.418 \| good	0.188 \| good
2026-03-10T03:00:00.000Z	22 \| good	4.111 \| good	17.973 \| good	19.748 \| good	2.652 \| good	5.748 \| good	0.192 \| good
2026-03-10T04:00:00.000Z	22 \| good	3.601 \| good	15.929 \| good	18.166 \| good	2.904 \| good	5.553 \| good	0.191 \| good
2026-03-10T05:00:00.000Z	33 \| good	6.31 \| good	27.964 \| good	19.225 \| good	3.155 \| good	5.358 \| good	0.189 \| good
2026-03-10T06:00:00.000Z	33 \| good	6.046 \| good	26.785 \| good	19.657 \| good	3.406 \| good	5.163 \| good	0.188 \| good
2026-03-10T07:00:00.000Z	27 \| good	4.716 \| good	20.76 \| good	19.776 \| good	3.566 \| good	4.859 \| good	0.185 \| good
2026-03-10T08:00:00.000Z	33 \| good	6.253 \| good	27.665 \| good	20.248 \| good	3.727 \| good	4.554 \| good	0.183 \| good
2026-03-10T09:00:00.000Z	38 \| good	6.965 \| good	30.711 \| good	15.313 \| good	3.887 \| good	4.249 \| good	0.18 \| good
2026-03-10T10:00:00.000Z	27 \| good	4.59 \| good	19.866 \| good	18.36 \| good	3.886 \| good	5.148 \| good	0.187 \| good
2026-03-10T11:00:00.000Z	22 \| good	3.712 \| good	15.968 \| good	17.826 \| good	3.884 \| good	6.047 \| good	0.195 \| good
2026-03-10T12:00:00.000Z	33 \| good	5.55 \| good	23.809 \| good	22.791 \| good	3.883 \| good	6.945 \| good	0.203 \| good
2026-03-10T13:00:00.000Z	22 \| good	3.468 \| good	15.281 \| good	23.871 \| good	3.911 \| good	5.879 \| good	0.198 \| good
2026-03-10T14:00:00.000Z	29 \| good	0.893 \| good	3.237 \| good	31.177 \| good	3.939 \| good	4.813 \| good	0.193 \| good
2026-03-10T15:00:00.000Z	22 \| good	2.218 \| good	8.962 \| good	24.308 \| good	3.967 \| good	3.747 \| good	0.189 \| good
2026-03-10T16:00:00.000Z	25 \| good	1.431 \| good	5.937 \| good	27.313 \| good	3.852 \| good	2.942 \| good	0.175 \| good
2026-03-10T17:00:00.000Z	25 \| good	1.462 \| good	5.954 \| good	27.098 \| good	3.737 \| good	2.138 \| good	0.16 \| good
2026-03-10T18:00:00.000Z	39 \| good	1.174 \| good	4.865 \| good	42.267 \| good	3.622 \| good	1.334 \| good	0.146 \| good
2026-03-10T19:00:00.000Z	35 \| good	2.671 \| good	10.806 \| good	38.075 \| good	3.053 \| good	1.239 \| good	0.14 \| good
2026-03-10T20:00:00.000Z	32 \| good	1.55 \| good	5.982 \| good	35.112 \| good	2.484 \| good	1.144 \| good	0.134 \| good
2026-03-10T21:00:00.000Z	32 \| good	1.347 \| good	5.174 \| good	35.059 \| good	1.915 \| good	1.05 \| good	0.127 \| good
2026-03-10T22:00:00.000Z	36 \| good	1.186 \| good	4.93 \| good	38.546 \| good	1.754 \| good	2.099 \| good	0.136 \| good
2026-03-10T23:00:00.000Z	35 \| good	4.792 \| good	20.905 \| good	37.875 \| good	1.593 \| good	3.148 \| good	0.145 \| good
2026-03-11T00:00:00.000Z	27 \| good	5.063 \| good	21.765 \| good	25.974 \| good	1.432 \| good	4.197 \| good	0.154 \| good
2026-03-11T01:00:00.000Z	21 \| good	2.57 \| good	10.786 \| good	22.878 \| good	1.411 \| good	4.536 \| good	0.157 \| good
2026-03-11T02:00:00.000Z	22 \| good	0.45 \| good	1.877 \| good	24.274 \| good	1.389 \| good	4.875 \| good	0.16 \| good
2026-03-11T03:00:00.000Z	19 \| good	0.622 \| good	2.186 \| good	21.285 \| good	1.368 \| good	5.214 \| good	0.162 \| good
2026-03-11T04:00:00.000Z	22 \| good	1.138 \| good	4.27 \| good	23.868 \| good	1.354 \| good	5.839 \| good	0.171 \| good
2026-03-11T05:00:00.000Z	25 \| good	1.657 \| good	6.905 \| good	27.493 \| good	1.341 \| good	6.464 \| good	0.179 \| good
2026-03-11T06:00:00.000Z	67 \| moderate	18.21 \| fine	18.508 \| good	25.952 \| good	1.278 \| good	7.132 \| good	0.187 \| good
2026-03-11T07:00:00.000Z	24 \| good	2.499 \| good	10.026 \| good	26.45 \| good	1.294 \| good	6.762 \| good	0.188 \| good
2026-03-11T08:00:00.000Z	19 \| good	2.137 \| good	8.812 \| good	20.775 \| good	1.262 \| good	6.436 \| good	0.189 \| good
2026-03-11T09:00:00.000Z	17 \| good	2.157 \| good	8.882 \| good	17.893 \| good	1.23 \| good	6.11 \| good	0.191 \| good
2026-03-11T10:00:00.000Z	27 \| good	4.541 \| good	19.783 \| good	22.558 \| good	1.204 \| good	6.226 \| good	0.2 \| good
2026-03-11T11:00:00.000Z	33 \| good	5.506 \| good	23.806 \| good	23.053 \| good	1.178 \| good	6.341 \| good	0.209 \| good
2026-03-11T12:00:00.000Z	79 \| moderate	24.306 \| fine	24.489 \| good	20.296 \| good	1.105 \| good	6.52 \| good	0.219 \| good
2026-03-11T13:00:00.000Z	75 \| moderate	21.584 \| fine	21.707 \| good	22.658 \| good	1.07 \| good	5.528 \| good	0.206 \| good
2026-03-11T14:00:00.000Z	66 \| moderate	16.924 \| fine	17.011 \| good	25.02 \| good	1.036 \| good	4.537 \| good	0.193 \| good
2026-03-11T15:00:00.000Z	56 \| moderate	11.546 \| good	11.636 \| good	27.382 \| good	1.001 \| good	3.545 \| good	0.181 \| good
2026-03-11T16:00:00.000Z	44 \| good	7.707 \| good	7.838 \| good	31.15 \| good	0.889 \| good	2.719 \| good	0.162 \| good
2026-03-11T17:00:00.000Z	31 \| good	0.297 \| good	1.054 \| good	34.028 \| good	0.797 \| good	1.89 \| good	0.143 \| good
2026-03-11T18:00:00.000Z	49 \| good	9.378 \| good	9.606 \| good	38.687 \| good	0.666 \| good	1.067 \| good	0.124 \| good
2026-03-11T19:00:00.000Z	52 \| moderate	9.572 \| good	9.81 \| good	39.147 \| good	0.655 \| good	1.08 \| good	0.121 \| 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
Waynesboro, Pennsylvania	67 Moderate	18.23μg/m³ Fine	24.89μg/m³ Good	39.47ppb Good	0.33ppb Good	3.62ppb Good	0.16ppm Good
Somerset township, Pennsylvania	64 Moderate	2.44μg/m³ Good	81.88μg/m³ Fine	35.46ppb Good	0.41ppb Good	3.34ppb Good	0.16ppm Good
Lansdowne, Pennsylvania	49 Good	9.25μg/m³ Good	41.40μg/m³ Good	28.48ppb Good	1.19ppb Good	12.67ppb Good	0.35ppm Good
Yeadon, Pennsylvania	49 Good	9.25μg/m³ Good	41.40μg/m³ Good	28.48ppb Good	1.19ppb Good	12.67ppb Good	0.35ppm Good
Cheltenham, Pennsylvania	49 Good	8.95μg/m³ Good	35.09μg/m³ Good	28.15ppb Good	1.09ppb Good	13.12ppb Good	0.32ppm Good
Bensalem, Pennsylvania	49 Good	8.77μg/m³ Good	25.68μg/m³ Good	28.90ppb Good	0.92ppb Good	14.68ppb Good	0.30ppm Good
Bristol township, Pennsylvania	49 Good	8.76μg/m³ Good	24.84μg/m³ Good	30.58ppb Good	0.88ppb Good	13.38ppb Good	0.30ppm Good
Darby borough, Pennsylvania	49 Good	8.78μg/m³ Good	39.28μg/m³ Good	28.30ppb Good	1.11ppb Good	11.80ppb Good	0.35ppm Good
Lower Moreland, Pennsylvania	49 Good	8.67μg/m³ Good	27.89μg/m³ Good	27.72ppb Good	0.96ppb Good	14.30ppb Good	0.30ppm Good
Upper Southampton, Pennsylvania	49 Good	8.67μg/m³ Good	27.89μg/m³ Good	27.72ppb Good	0.96ppb Good	14.30ppb Good	0.30ppm Good
Lower Southampton, Pennsylvania	49 Good	8.66μg/m³ Good	27.11μg/m³ Good	27.81ppb Good	0.94ppb Good	14.59ppb Good	0.30ppm Good
Haverford, Pennsylvania	49 Good	8.62μg/m³ Good	35.91μg/m³ Good	34.68ppb Good	0.87ppb Good	9.33ppb Good	0.36ppm Good
Lower Merion, Pennsylvania	49 Good	8.50μg/m³ Good	37.98μg/m³ Good	29.59ppb Good	1.11ppb Good	13.81ppb Good	0.41ppm Good
Philadelphia, Pennsylvania	49 Good	8.64μg/m³ Good	38.27μg/m³ Good	27.54ppb Good	1.22ppb Good	12.57ppb Good	0.30ppm Good
Abington, Pennsylvania	44 Good	8.36μg/m³ Good	30.96μg/m³ Good	27.53ppb Good	0.99ppb Good	11.30ppb Good	0.32ppm Good
Northampton township, Pennsylvania	44 Good	8.37μg/m³ Good	29.34μg/m³ Good	28.11ppb Good	0.88ppb Good	11.19ppb Good	0.31ppm Good
Spring Garden, Pennsylvania	44 Good	8.44μg/m³ Good	37.19μg/m³ Good	27.52ppb Good	1.20ppb Good	12.86ppb Good	0.31ppm Good
Buckingham township, Pennsylvania	44 Good	8.24μg/m³ Good	31.54μg/m³ Good	29.86ppb Good	0.83ppb Good	9.06ppb Good	0.32ppm Good
Franconia, Pennsylvania	44 Good	8.23μg/m³ Good	33.04μg/m³ Good	33.43ppb Good	0.73ppb Good	5.50ppb Good	0.33ppm Good
Hatfield township, Pennsylvania	44 Good	8.26μg/m³ Good	34.10μg/m³ Good	33.79ppb Good	0.79ppb Good	6.18ppb Good	0.33ppm Good
Hilltown, Pennsylvania	44 Good	8.12μg/m³ Good	33.64μg/m³ Good	33.65ppb Good	0.75ppb Good	6.00ppb Good	0.33ppm Good
Lansdale, Pennsylvania	44 Good	8.21μg/m³ Good	34.41μg/m³ Good	33.91ppb Good	0.80ppb Good	6.38ppb Good	0.33ppm Good
Middletown township, Pennsylvania	44 Good	8.27μg/m³ Good	25.74μg/m³ Good	29.27ppb Good	0.88ppb Good	13.72ppb Good	0.31ppm Good
New Britain township, Pennsylvania	44 Good	8.25μg/m³ Good	34.13μg/m³ Good	33.33ppb Good	0.78ppb Good	6.17ppb Good	0.33ppm Good
Skippack, Pennsylvania	44 Good	8.24μg/m³ Good	33.17μg/m³ Good	34.35ppb Good	0.73ppb Good	5.64ppb Good	0.33ppm Good
Towamencin, Pennsylvania	44 Good	8.24μg/m³ Good	33.82μg/m³ Good	34.47ppb Good	0.76ppb Good	6.01ppb Good	0.33ppm Good
Doylestown township, Pennsylvania	44 Good	8.01μg/m³ Good	34.82μg/m³ Good	33.49ppb Good	0.80ppb Good	6.29ppb Good	0.32ppm Good
East Whiteland, Pennsylvania	44 Good	8.07μg/m³ Good	31.51μg/m³ Good	34.30ppb Good	0.60ppb Good	5.43ppb Good	0.31ppm Good
Falls township, Pennsylvania	44 Good	8.03μg/m³ Good	29.47μg/m³ Good	29.10ppb Good	0.85ppb Good	12.67ppb Good	0.31ppm Good
Milford township, Pennsylvania	44 Good	8.06μg/m³ Good	27.47μg/m³ Good	29.93ppb Good	0.71ppb Good	5.06ppb Good	0.33ppm Good
Montgomery township, Pennsylvania	44 Good	8.06μg/m³ Good	35.29μg/m³ Good	33.78ppb Good	0.84ppb Good	8.53ppb Good	0.33ppm Good
Plumstead, Pennsylvania	44 Good	8.02μg/m³ Good	33.12μg/m³ Good	33.23ppb Good	0.77ppb Good	6.04ppb Good	0.33ppm Good
Upper Darby, Pennsylvania	44 Good	7.99μg/m³ Good	35.77μg/m³ Good	28.28ppb Good	1.08ppb Good	12.02ppb Good	0.38ppm Good
Upper Moreland, Pennsylvania	44 Good	8.07μg/m³ Good	32.81μg/m³ Good	27.27ppb Good	0.92ppb Good	10.12ppb Good	0.32ppm Good
Warminster, Pennsylvania	44 Good	7.93μg/m³ Good	32.46μg/m³ Good	28.54ppb Good	0.87ppb Good	9.18ppb Good	0.32ppm Good
Douglass township, Pennsylvania	44 Good	7.89μg/m³ Good	31.66μg/m³ Good	35.68ppb Good	0.64ppb Good	3.00ppb Good	0.33ppm Good
Limerick, Pennsylvania	44 Good	7.92μg/m³ Good	32.07μg/m³ Good	33.74ppb Good	0.65ppb Good	5.33ppb Good	0.33ppm Good
Phoenixville, Pennsylvania	44 Good	7.80μg/m³ Good	31.77μg/m³ Good	33.61ppb Good	0.62ppb Good	5.41ppb Good	0.33ppm Good
Upper Providence township, Pennsylvania	44 Good	7.92μg/m³ Good	32.07μg/m³ Good	33.74ppb Good	0.65ppb Good	5.33ppb Good	0.33ppm Good
Warrington township, Pennsylvania	44 Good	7.90μg/m³ Good	35.20μg/m³ Good	31.50ppb Good	0.84ppb Good	8.36ppb Good	0.32ppm Good
Warwick township, Pennsylvania	44 Good	7.82μg/m³ Good	32.30μg/m³ Good	29.21ppb Good	0.84ppb Good	8.60ppb Good	0.32ppm Good
Berwick borough, Pennsylvania	42 Good	3.48μg/m³ Good	15.28μg/m³ Good	45.48ppb Good	4.57ppb Good	1.52ppb Good	0.16ppm Good
Chambersburg, Pennsylvania	44 Good	7.70μg/m³ Good	31.70μg/m³ Good	39.18ppb Good	0.34ppb Good	4.14ppb Good	0.16ppm Good
Horsham, Pennsylvania	44 Good	7.73μg/m³ Good	35.64μg/m³ Good	29.67ppb Good	0.85ppb Good	8.91ppb Good	0.33ppm Good
Springfield township, Pennsylvania	44 Good	7.59μg/m³ Good	31.51μg/m³ Good	27.62ppb Good	0.99ppb Good	11.04ppb Good	0.34ppm Good
Tredyffrin, Pennsylvania	44 Good	7.67μg/m³ Good	31.59μg/m³ Good	36.31ppb Good	0.69ppb Good	5.78ppb Good	0.34ppm Good
Upper Dublin, Pennsylvania	44 Good	7.59μg/m³ Good	31.51μg/m³ Good	27.62ppb Good	0.99ppb Good	11.04ppb Good	0.34ppm Good
Easttown, Pennsylvania	44 Good	7.54μg/m³ Good	33.91μg/m³ Good	35.60ppb Good	0.67ppb Good	5.75ppb Good	0.34ppm Good
Lower Salford, Pennsylvania	38 Good	7.49μg/m³ Good	33.10μg/m³ Good	34.50ppb Good	0.73ppb Good	5.56ppb Good	0.33ppm Good
Richland township, Pennsylvania	44 Good	7.54μg/m³ Good	28.17μg/m³ Good	30.27ppb Good	0.73ppb Good	5.58ppb Good	0.33ppm 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

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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 11:00:00 on 2026-03-08.

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 03:00:00 on 2026-03-09.

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 5.344 μg/m³.

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

The current PM₁₀ concentration at Pennsylvania, USA is 23.114 μg/m³.

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

The current carbon monoxide (CO) concentration at Pennsylvania, USA is 0.26 ppm.

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

The current sulfur dioxide (SO₂) concentration at Pennsylvania, USA is 0.849 ppb.

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

The current ozone (O₃) concentration at Pennsylvania, USA is 33.793 ppm.

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

The current nitrogen dioxide (NO₂) concentration at Pennsylvania, USA is 5.122 ppb.

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