What are the current PM10 levels at Upper Merion, Pennsylvania?

The current PM10 levels in Upper Merion, Pennsylvania are 22.188 μg/m3.

What are the current sulfur dioxide (SO2) levels at Upper Merion, Pennsylvania?

The current sulfur dioxide (SO2) levels in Upper Merion, Pennsylvania are 0.622 ppb.

What are the current ozone (O3) levels at Upper Merion, Pennsylvania?

The current ozone (O3) levels at Upper Merion, Pennsylvania is 9.525 ppm.

What are the current nitrogen dioxide (NO2) levels at Upper Merion, Pennsylvania?

The current nitrogen dioxide (NO2) levels at Upper Merion, Pennsylvania is 8.92 ppb.

Real-time air quality index in Upper Merion, Pennsylvania today

Q: What are the current PM2.5 levels in Upper Merion, Pennsylvania?

The measured PM2.5 levels in Upper Merion, Pennsylvania at present are 4.988 μg/m3.

Stay updated with real-time air quality in Upper Merion, Pennsylvania featuring accurate data on AQI, PM_2.5, PM₁₀, O₃, NO₂, SO₂, and CO levels. Use our interactive map and detailed forecasts to monitor pollution trends, manage health risks, and plan your daily activities with confidence.

Live AQI (Air Quality Index)

Good

Upper Merion, Pennsylvania

Last updated: ... (Local time)

Common air pollutants in Upper Merion, Pennsylvania

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

4.99 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

22.19 μg/m³

155

255

425

605+

Ozone (O₃)

9.53 ppb

201

201+

Sulfur Dioxide (SO₂)

0.62 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

8.92 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.36 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Upper Merion, Pennsylvania

Get Live Pollen Counts

Upper Merion, Pennsylvania

Scroll To Air Quality Map

Track live Upper Merion, Pennsylvania air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T14:00:00.000Z	33 \| good	5.766 \| good	23.331 \| good	25.87 \| good	0.89 \| good	5.703 \| good	0.268 \| good
2026-09-05T15:00:00.000Z	28 \| good	5.359 \| good	22.187 \| good	30.052 \| good	0.903 \| good	4.329 \| good	0.268 \| good
2026-09-05T16:00:00.000Z	29 \| good	4.807 \| good	21.151 \| good	30.642 \| good	0.824 \| good	3.806 \| good	0.268 \| good
2026-09-05T17:00:00.000Z	30 \| good	4.509 \| good	22.058 \| good	32.022 \| good	0.716 \| good	3.202 \| good	0.251 \| good
2026-09-05T18:00:00.000Z	29 \| good	4.183 \| good	21.057 \| good	31.322 \| good	0.743 \| good	2.86 \| good	0.257 \| good
2026-09-05T19:00:00.000Z	31 \| good	3.737 \| good	17.312 \| good	34.184 \| good	0.821 \| good	2.707 \| good	0.241 \| good
2026-09-05T20:00:00.000Z	35 \| good	3.105 \| good	12.115 \| good	37.711 \| good	0.576 \| good	2.586 \| good	0.241 \| good
2026-09-05T21:00:00.000Z	32 \| good	2.674 \| good	14.479 \| good	35.38 \| good	0.592 \| good	2.806 \| good	0.241 \| good
2026-09-05T22:00:00.000Z	33 \| good	2.751 \| good	12.271 \| good	36.342 \| good	0.511 \| good	3.082 \| good	0.241 \| good
2026-09-05T23:00:00.000Z	31 \| good	2.777 \| good	10.119 \| good	34.136 \| good	0.565 \| good	4.108 \| good	0.291 \| good
2026-09-06T00:00:00.000Z	28 \| good	2.974 \| good	12.363 \| good	30.366 \| good	0.602 \| good	6.73 \| good	0.312 \| good
2026-09-06T01:00:00.000Z	26 \| good	3.333 \| good	15.121 \| good	28.128 \| good	0.559 \| good	8.792 \| good	0.318 \| good
2026-09-06T02:00:00.000Z	23 \| good	3.545 \| good	18.591 \| good	24.592 \| good	0.558 \| good	9.277 \| good	0.352 \| good
2026-09-06T03:00:00.000Z	16 \| good	3.396 \| good	14.806 \| good	16.155 \| good	0.544 \| good	8.515 \| good	0.209 \| good
2026-09-06T04:00:00.000Z	22 \| good	4.286 \| good	17.415 \| good	20.693 \| good	0.417 \| good	9.529 \| good	0.374 \| good
2026-09-06T05:00:00.000Z	27 \| good	4.7 \| good	22.839 \| good	18.512 \| good	0.528 \| good	8.9 \| good	0.335 \| good
2026-09-06T06:00:00.000Z	27 \| good	5.37 \| good	24.225 \| good	17.27 \| good	0.495 \| good	4.977 \| good	0.358 \| good
2026-09-06T07:00:00.000Z	27 \| good	4.696 \| good	23.152 \| good	15.058 \| good	0.44 \| good	5.921 \| good	0.318 \| good
2026-09-06T08:00:00.000Z	27 \| good	4.643 \| good	21.855 \| good	14.186 \| good	0.425 \| good	5.3 \| good	0.329 \| good
2026-09-06T09:00:00.000Z	22 \| good	4.014 \| good	17.853 \| good	14.027 \| good	0.415 \| good	3.606 \| good	0.312 \| good
2026-09-06T10:00:00.000Z	27 \| good	5.109 \| good	21.153 \| good	14.906 \| good	0.561 \| good	3.132 \| good	0.295 \| good
2026-09-06T11:00:00.000Z	22 \| good	4.439 \| good	18.476 \| good	14.707 \| good	0.352 \| good	7.313 \| good	0.295 \| good
2026-09-06T12:00:00.000Z	27 \| good	4.75 \| good	20.607 \| good	14.224 \| good	0.513 \| good	8.381 \| good	0.29 \| good
2026-09-06T13:00:00.000Z	22 \| good	4.425 \| good	20.328 \| good	14.796 \| good	0.558 \| good	6.7 \| good	0.29 \| good
2026-09-06T14:00:00.000Z	22 \| good	4.332 \| good	18.921 \| good	19.63 \| good	0.334 \| good	3.267 \| good	0.29 \| good
2026-09-06T15:00:00.000Z	22 \| good	4.188 \| good	16.385 \| good	20.465 \| good	0.474 \| good	3.087 \| good	0.279 \| good
2026-09-06T16:00:00.000Z	22 \| good	4.084 \| good	17.287 \| good	22.749 \| good	0.489 \| good	2.83 \| good	0.329 \| good
2026-09-06T17:00:00.000Z	25 \| good	3.654 \| good	16.14 \| good	27.091 \| good	0.482 \| good	2.222 \| good	0.296 \| good
2026-09-06T18:00:00.000Z	24 \| good	4.149 \| good	18.39 \| good	25.945 \| good	0.482 \| good	2.522 \| good	0.285 \| good
2026-09-06T19:00:00.000Z	24 \| good	3.996 \| good	15.893 \| good	25.608 \| good	0.487 \| good	2.13 \| good	0.302 \| good
2026-09-06T20:00:00.000Z	24 \| good	4.32 \| good	18.049 \| good	25.722 \| good	0.482 \| good	1.85 \| good	0.296 \| good
2026-09-06T21:00:00.000Z	26 \| good	3.63 \| good	16.885 \| good	28.174 \| good	0.437 \| good	2.211 \| good	0.29 \| good
2026-09-06T22:00:00.000Z	24 \| good	3.228 \| good	15.054 \| good	26.072 \| good	0.511 \| good	2.912 \| good	0.258 \| good
2026-09-06T23:00:00.000Z	27 \| good	3.671 \| good	13.858 \| good	28.876 \| good	0.512 \| good	3.42 \| good	0.258 \| good
2026-09-07T00:00:00.000Z	24 \| good	3.052 \| good	13.366 \| good	25.751 \| good	0.491 \| good	5.202 \| good	0.264 \| good
2026-09-07T01:00:00.000Z	22 \| good	4.185 \| good	18.276 \| good	22.84 \| good	0.522 \| good	7.503 \| good	0.296 \| good
2026-09-07T02:00:00.000Z	27 \| good	4.95 \| good	20.966 \| good	21.916 \| good	0.553 \| good	4.786 \| good	0.312 \| good
2026-09-07T03:00:00.000Z	33 \| good	6.005 \| good	26.145 \| good	16.429 \| good	0.541 \| good	12.789 \| good	0.226 \| good
2026-09-07T04:00:00.000Z	27 \| good	4.701 \| good	20.209 \| good	14.375 \| good	0.624 \| good	3.072 \| good	0.389 \| good
2026-09-07T05:00:00.000Z	27 \| good	4.553 \| good	18.587 \| good	14.997 \| good	0.553 \| good	8.547 \| good	0.362 \| good
2026-09-07T06:00:00.000Z	27 \| good	5.086 \| good	20.308 \| good	12.654 \| good	0.547 \| good	9.252 \| good	0.413 \| good
2026-09-07T07:00:00.000Z	27 \| good	5.37 \| good	21.622 \| good	13.245 \| good	0.529 \| good	11.151 \| good	0.398 \| good
2026-09-07T08:00:00.000Z	27 \| good	5.473 \| good	22.436 \| good	12.822 \| good	0.484 \| good	9.718 \| good	0.384 \| good
2026-09-07T09:00:00.000Z	33 \| good	5.502 \| good	27.013 \| good	13.345 \| good	0.589 \| good	8.319 \| good	0.396 \| good
2026-09-07T10:00:00.000Z	22 \| good	4.391 \| good	22.84 \| good	13.249 \| good	0.503 \| good	12.363 \| good	0.437 \| good
2026-09-07T11:00:00.000Z	23 \| good	3.997 \| good	25.071 \| good	13.371 \| good	0.529 \| good	11.348 \| good	0.37 \| good
2026-09-07T12:00:00.000Z	27 \| good	4.532 \| good	15.398 \| good	12.711 \| good	0.572 \| good	10.172 \| good	0.369 \| good
2026-09-07T13:00:00.000Z	27 \| good	4.988 \| good	22.188 \| good	9.525 \| good	0.622 \| good	8.92 \| good	0.36 \| good
2026-09-07T14:00:00.000Z	26 \| good	1.906 \| good	8.071 \| good	28.089 \| good	0.577 \| good	3.997 \| good	0.183 \| good
2026-09-07T15:00:00.000Z	31 \| good	1.537 \| good	6.115 \| good	33.705 \| good	0.463 \| good	1.715 \| good	0.156 \| good
2026-09-07T16:00:00.000Z	35 \| good	1.214 \| good	5.032 \| good	37.545 \| good	0.381 \| good	1.062 \| good	0.149 \| good
2026-09-07T17:00:00.000Z	36 \| good	0.39 \| good	1.161 \| good	38.826 \| good	0.355 \| good	0.853 \| good	0.147 \| good
2026-09-07T18:00:00.000Z	34 \| good	0.439 \| good	2.098 \| good	37.422 \| good	0.349 \| good	0.802 \| good	0.148 \| good
2026-09-07T19:00:00.000Z	34 \| good	0.377 \| good	1.253 \| good	37.095 \| good	0.357 \| good	0.843 \| good	0.149 \| good
2026-09-07T20:00:00.000Z	34 \| good	0.431 \| good	2.058 \| good	36.716 \| good	0.376 \| good	0.94 \| good	0.15 \| good
2026-09-07T21:00:00.000Z	33 \| good	0.354 \| good	1.17 \| good	36.158 \| good	0.397 \| good	1.131 \| good	0.151 \| good
2026-09-07T22:00:00.000Z	32 \| good	0.749 \| good	3.108 \| good	35.427 \| good	0.425 \| good	1.744 \| good	0.157 \| good
2026-09-07T23:00:00.000Z	28 \| good	2.776 \| good	11.848 \| good	29.917 \| good	0.523 \| good	6.711 \| good	0.198 \| good
2026-09-08T00:00:00.000Z	27 \| good	5.092 \| good	21.926 \| good	27.095 \| good	0.706 \| good	12.907 \| good	0.241 \| good
2026-09-08T01:00:00.000Z	38 \| good	6.906 \| good	30.825 \| good	23.51 \| good	0.938 \| good	16.58 \| good	0.269 \| good
2026-09-08T02:00:00.000Z	38 \| good	6.943 \| good	31.061 \| good	17.677 \| good	1.2 \| good	19.512 \| good	0.292 \| good
2026-09-08T03:00:00.000Z	33 \| good	6.152 \| good	27.17 \| good	20.837 \| good	1.504 \| good	23.153 \| good	0.321 \| good
2026-09-08T04:00:00.000Z	27 \| good	5.293 \| good	23.315 \| good	18.005 \| good	1.816 \| good	25.475 \| good	0.353 \| good
2026-09-08T05:00:00.000Z	27 \| good	4.658 \| good	20.348 \| good	17.903 \| good	2.08 \| good	26.156 \| good	0.381 \| good
2026-09-08T06:00:00.000Z	25 \| good	4.498 \| good	19.194 \| good	12.858 \| good	2.296 \| good	25.7 \| good	0.397 \| good
2026-09-08T07:00:00.000Z	27 \| good	5.017 \| good	22.044 \| good	9.234 \| good	2.453 \| good	25.017 \| good	0.405 \| good
2026-09-08T08:00:00.000Z	27 \| good	4.549 \| good	20.07 \| good	11.56 \| good	2.643 \| good	24.579 \| good	0.415 \| good
2026-09-08T09:00:00.000Z	23 \| good	4.082 \| good	18.037 \| good	12.466 \| good	2.821 \| good	24.007 \| good	0.425 \| good
2026-09-08T10:00:00.000Z	23 \| good	3.601 \| good	16.089 \| good	12.323 \| good	2.973 \| good	23.521 \| good	0.433 \| good
2026-09-08T11:00:00.000Z	27 \| good	5.2 \| good	22.91 \| good	13.961 \| good	3.163 \| good	21.612 \| good	0.454 \| good
2026-09-08T12:00:00.000Z	22 \| good	4.024 \| good	18.009 \| good	19.292 \| good	2.931 \| good	18.196 \| good	0.495 \| good
2026-09-08T13:00:00.000Z	20 \| good	3.216 \| good	14.1 \| good	21.872 \| good	1.337 \| good	11.929 \| good	0.325 \| good
2026-09-08T14:00:00.000Z	24 \| good	3.75 \| good	16.132 \| good	26.322 \| good	1.042 \| good	5.643 \| good	0.211 \| good
2026-09-08T15:00:00.000Z	28 \| good	2.531 \| good	10.098 \| good	29.906 \| good	1.026 \| good	2.547 \| good	0.173 \| good
2026-09-08T16:00:00.000Z	34 \| good	1.807 \| good	7.111 \| good	37.11 \| good	0.844 \| good	1.48 \| good	0.164 \| good
2026-09-08T17:00:00.000Z	35 \| good	1.42 \| good	5.259 \| good	37.65 \| good	0.779 \| good	1.17 \| good	0.162 \| good
2026-09-08T18:00:00.000Z	36 \| good	1.23 \| good	5.162 \| good	39.371 \| good	0.764 \| good	1.063 \| good	0.164 \| good
2026-09-08T19:00:00.000Z	40 \| good	0.716 \| good	2.297 \| good	42.51 \| good	0.773 \| good	1.07 \| good	0.166 \| good
2026-09-08T20:00:00.000Z	43 \| good	1.324 \| good	5.188 \| good	46.293 \| good	0.792 \| good	1.162 \| good	0.168 \| good
2026-09-08T21:00:00.000Z	45 \| good	1.847 \| good	8.09 \| good	49.162 \| good	0.819 \| good	1.395 \| good	0.172 \| good
2026-09-08T22:00:00.000Z	41 \| good	4.218 \| good	18.95 \| good	43.931 \| good	0.856 \| good	2.037 \| good	0.178 \| good
2026-09-08T23:00:00.000Z	32 \| good	4.382 \| good	19.069 \| good	34.514 \| good	0.931 \| good	7.484 \| good	0.227 \| good
2026-09-09T00:00:00.000Z	29 \| good	3.823 \| good	16.315 \| good	30.812 \| good	0.991 \| good	13.389 \| good	0.269 \| good
2026-09-09T01:00:00.000Z	33 \| good	5.862 \| good	25.333 \| good	32.266 \| good	0.955 \| good	16.099 \| good	0.284 \| good
2026-09-09T02:00:00.000Z	33 \| good	6.175 \| good	27.502 \| good	22.648 \| good	0.893 \| good	18.345 \| good	0.293 \| good
2026-09-09T03:00:00.000Z	38 \| good	7.392 \| good	32.505 \| good	26.367 \| good	0.858 \| good	21.236 \| good	0.307 \| good
2026-09-09T04:00:00.000Z	52 \| moderate	10.094 \| good	45.156 \| good	30.362 \| good	0.852 \| good	22.98 \| good	0.319 \| good
2026-09-09T05:00:00.000Z	54 \| moderate	10.68 \| good	47.208 \| good	27.361 \| good	0.834 \| good	21.188 \| good	0.311 \| good
2026-09-09T06:00:00.000Z	52 \| moderate	10.276 \| good	45.296 \| good	25.493 \| good	0.825 \| good	17.711 \| good	0.286 \| good
2026-09-09T07:00:00.000Z	49 \| good	9.235 \| good	41.313 \| good	21.421 \| good	0.826 \| good	14.841 \| good	0.264 \| good
2026-09-09T08:00:00.000Z	49 \| good	8.67 \| good	37.554 \| good	23.657 \| good	0.821 \| good	12.627 \| good	0.246 \| good
2026-09-09T09:00:00.000Z	44 \| good	7.69 \| good	33.494 \| good	20.638 \| good	0.82 \| good	10.953 \| good	0.232 \| good
2026-09-09T10:00:00.000Z	33 \| good	6.391 \| good	28.394 \| good	16.06 \| good	0.841 \| good	9.827 \| good	0.223 \| good
2026-09-09T11:00:00.000Z	27 \| good	5.272 \| good	22.552 \| good	17.889 \| good	0.889 \| good	9.186 \| good	0.219 \| good
2026-09-09T12:00:00.000Z	54 \| moderate	11.183 \| good	11.794 \| good	26.484 \| good	0.917 \| good	8.777 \| good	0.228 \| good
2026-09-09T13:00:00.000Z	54 \| moderate	11.24 \| good	12.236 \| good	37.21 \| good	0.871 \| good	6.403 \| good	0.218 \| good

Upper Merion

Empower business decisions with accurate air quality data

Upper Merion, Pennsylvania air quality map: Real-time AQI near you

0.37ppm

How accurate is Pennsylvania, USA air quality data?

Air quality measurements for Pennsylvania, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.

Source: Ambee Data Sources

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Frequently asked questions

How frequently is the air quality data for Upper Merion, Pennsylvania updated?

Air quality data for Upper Merion, Pennsylvania is updated on an hourly basis.

When did Upper Merion, Pennsylvania experience the worst air quality in the last 24 hours?

The worst air quality in Upper Merion, Pennsylvania was recorded at 03:00:00 on 2026-09-07.

When did Upper Merion, Pennsylvania have its best air quality in the last 24 hours?

The best air quality in Upper Merion, Pennsylvania was recorded at 12:00:00 on 2026-09-07.

What is the real-time air quality index for Upper Merion, Pennsylvania?

The real-time air quality index in Upper Merion, Pennsylvania is 27, currently categorized as Good.

Which pollutant is found most often in Upper Merion, Pennsylvania?

The most common pollutant in Upper Merion, Pennsylvania is PM2.5.

What can I do if the air quality in Upper Merion, Pennsylvania is poor?

If the air quality in Upper Merion, Pennsylvania is poor, limit outdoor activities and use a mask to safeguard your health.

What are the current PM_2.5 levels in Upper Merion, Pennsylvania?

The measured PM_2.5 levels in Upper Merion, Pennsylvania at present are 4.988 μg/m³.

What are the current PM₁₀ levels at Upper Merion, Pennsylvania?

The current PM₁₀ levels in Upper Merion, Pennsylvania are 22.188 μg/m³.

What are the current carbon monoxide (CO) levels at Upper Merion, Pennsylvania?

The current carbon monoxide (CO) level in Upper Merion, Pennsylvania is 0.36 ppm.

What are the current sulfur dioxide (SO₂) levels at Upper Merion, Pennsylvania?

The current sulfur dioxide (SO₂) levels in Upper Merion, Pennsylvania are 0.622 ppb.

What are the current ozone (O₃) levels at Upper Merion, Pennsylvania?

The current ozone (O₃) levels at Upper Merion, Pennsylvania is 9.525 ppm.

What are the current nitrogen dioxide (NO₂) levels at Upper Merion, Pennsylvania?

The current nitrogen dioxide (NO₂) levels at Upper Merion, Pennsylvania is 8.92 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-09-05T14:00:00.000Z	33 \| good	5.766 \| good	23.331 \| good	25.87 \| good	0.89 \| good	5.703 \| good	0.268 \| good
2026-09-05T15:00:00.000Z	28 \| good	5.359 \| good	22.187 \| good	30.052 \| good	0.903 \| good	4.329 \| good	0.268 \| good
2026-09-05T16:00:00.000Z	29 \| good	4.807 \| good	21.151 \| good	30.642 \| good	0.824 \| good	3.806 \| good	0.268 \| good
2026-09-05T17:00:00.000Z	30 \| good	4.509 \| good	22.058 \| good	32.022 \| good	0.716 \| good	3.202 \| good	0.251 \| good
2026-09-05T18:00:00.000Z	29 \| good	4.183 \| good	21.057 \| good	31.322 \| good	0.743 \| good	2.86 \| good	0.257 \| good
2026-09-05T19:00:00.000Z	31 \| good	3.737 \| good	17.312 \| good	34.184 \| good	0.821 \| good	2.707 \| good	0.241 \| good
2026-09-05T20:00:00.000Z	35 \| good	3.105 \| good	12.115 \| good	37.711 \| good	0.576 \| good	2.586 \| good	0.241 \| good
2026-09-05T21:00:00.000Z	32 \| good	2.674 \| good	14.479 \| good	35.38 \| good	0.592 \| good	2.806 \| good	0.241 \| good
2026-09-05T22:00:00.000Z	33 \| good	2.751 \| good	12.271 \| good	36.342 \| good	0.511 \| good	3.082 \| good	0.241 \| good
2026-09-05T23:00:00.000Z	31 \| good	2.777 \| good	10.119 \| good	34.136 \| good	0.565 \| good	4.108 \| good	0.291 \| good
2026-09-06T00:00:00.000Z	28 \| good	2.974 \| good	12.363 \| good	30.366 \| good	0.602 \| good	6.73 \| good	0.312 \| good
2026-09-06T01:00:00.000Z	26 \| good	3.333 \| good	15.121 \| good	28.128 \| good	0.559 \| good	8.792 \| good	0.318 \| good
2026-09-06T02:00:00.000Z	23 \| good	3.545 \| good	18.591 \| good	24.592 \| good	0.558 \| good	9.277 \| good	0.352 \| good
2026-09-06T03:00:00.000Z	16 \| good	3.396 \| good	14.806 \| good	16.155 \| good	0.544 \| good	8.515 \| good	0.209 \| good
2026-09-06T04:00:00.000Z	22 \| good	4.286 \| good	17.415 \| good	20.693 \| good	0.417 \| good	9.529 \| good	0.374 \| good
2026-09-06T05:00:00.000Z	27 \| good	4.7 \| good	22.839 \| good	18.512 \| good	0.528 \| good	8.9 \| good	0.335 \| good
2026-09-06T06:00:00.000Z	27 \| good	5.37 \| good	24.225 \| good	17.27 \| good	0.495 \| good	4.977 \| good	0.358 \| good
2026-09-06T07:00:00.000Z	27 \| good	4.696 \| good	23.152 \| good	15.058 \| good	0.44 \| good	5.921 \| good	0.318 \| good
2026-09-06T08:00:00.000Z	27 \| good	4.643 \| good	21.855 \| good	14.186 \| good	0.425 \| good	5.3 \| good	0.329 \| good
2026-09-06T09:00:00.000Z	22 \| good	4.014 \| good	17.853 \| good	14.027 \| good	0.415 \| good	3.606 \| good	0.312 \| good
2026-09-06T10:00:00.000Z	27 \| good	5.109 \| good	21.153 \| good	14.906 \| good	0.561 \| good	3.132 \| good	0.295 \| good
2026-09-06T11:00:00.000Z	22 \| good	4.439 \| good	18.476 \| good	14.707 \| good	0.352 \| good	7.313 \| good	0.295 \| good
2026-09-06T12:00:00.000Z	27 \| good	4.75 \| good	20.607 \| good	14.224 \| good	0.513 \| good	8.381 \| good	0.29 \| good
2026-09-06T13:00:00.000Z	22 \| good	4.425 \| good	20.328 \| good	14.796 \| good	0.558 \| good	6.7 \| good	0.29 \| good
2026-09-06T14:00:00.000Z	22 \| good	4.332 \| good	18.921 \| good	19.63 \| good	0.334 \| good	3.267 \| good	0.29 \| good
2026-09-06T15:00:00.000Z	22 \| good	4.188 \| good	16.385 \| good	20.465 \| good	0.474 \| good	3.087 \| good	0.279 \| good
2026-09-06T16:00:00.000Z	22 \| good	4.084 \| good	17.287 \| good	22.749 \| good	0.489 \| good	2.83 \| good	0.329 \| good
2026-09-06T17:00:00.000Z	25 \| good	3.654 \| good	16.14 \| good	27.091 \| good	0.482 \| good	2.222 \| good	0.296 \| good
2026-09-06T18:00:00.000Z	24 \| good	4.149 \| good	18.39 \| good	25.945 \| good	0.482 \| good	2.522 \| good	0.285 \| good
2026-09-06T19:00:00.000Z	24 \| good	3.996 \| good	15.893 \| good	25.608 \| good	0.487 \| good	2.13 \| good	0.302 \| good
2026-09-06T20:00:00.000Z	24 \| good	4.32 \| good	18.049 \| good	25.722 \| good	0.482 \| good	1.85 \| good	0.296 \| good
2026-09-06T21:00:00.000Z	26 \| good	3.63 \| good	16.885 \| good	28.174 \| good	0.437 \| good	2.211 \| good	0.29 \| good
2026-09-06T22:00:00.000Z	24 \| good	3.228 \| good	15.054 \| good	26.072 \| good	0.511 \| good	2.912 \| good	0.258 \| good
2026-09-06T23:00:00.000Z	27 \| good	3.671 \| good	13.858 \| good	28.876 \| good	0.512 \| good	3.42 \| good	0.258 \| good
2026-09-07T00:00:00.000Z	24 \| good	3.052 \| good	13.366 \| good	25.751 \| good	0.491 \| good	5.202 \| good	0.264 \| good
2026-09-07T01:00:00.000Z	22 \| good	4.185 \| good	18.276 \| good	22.84 \| good	0.522 \| good	7.503 \| good	0.296 \| good
2026-09-07T02:00:00.000Z	27 \| good	4.95 \| good	20.966 \| good	21.916 \| good	0.553 \| good	4.786 \| good	0.312 \| good
2026-09-07T03:00:00.000Z	33 \| good	6.005 \| good	26.145 \| good	16.429 \| good	0.541 \| good	12.789 \| good	0.226 \| good
2026-09-07T04:00:00.000Z	27 \| good	4.701 \| good	20.209 \| good	14.375 \| good	0.624 \| good	3.072 \| good	0.389 \| good
2026-09-07T05:00:00.000Z	27 \| good	4.553 \| good	18.587 \| good	14.997 \| good	0.553 \| good	8.547 \| good	0.362 \| good
2026-09-07T06:00:00.000Z	27 \| good	5.086 \| good	20.308 \| good	12.654 \| good	0.547 \| good	9.252 \| good	0.413 \| good
2026-09-07T07:00:00.000Z	27 \| good	5.37 \| good	21.622 \| good	13.245 \| good	0.529 \| good	11.151 \| good	0.398 \| good
2026-09-07T08:00:00.000Z	27 \| good	5.473 \| good	22.436 \| good	12.822 \| good	0.484 \| good	9.718 \| good	0.384 \| good
2026-09-07T09:00:00.000Z	33 \| good	5.502 \| good	27.013 \| good	13.345 \| good	0.589 \| good	8.319 \| good	0.396 \| good
2026-09-07T10:00:00.000Z	22 \| good	4.391 \| good	22.84 \| good	13.249 \| good	0.503 \| good	12.363 \| good	0.437 \| good
2026-09-07T11:00:00.000Z	23 \| good	3.997 \| good	25.071 \| good	13.371 \| good	0.529 \| good	11.348 \| good	0.37 \| good
2026-09-07T12:00:00.000Z	27 \| good	4.532 \| good	15.398 \| good	12.711 \| good	0.572 \| good	10.172 \| good	0.369 \| good
2026-09-07T13:00:00.000Z	27 \| good	4.988 \| good	22.188 \| good	9.525 \| good	0.622 \| good	8.92 \| good	0.36 \| good
2026-09-07T14:00:00.000Z	26 \| good	1.906 \| good	8.071 \| good	28.089 \| good	0.577 \| good	3.997 \| good	0.183 \| good
2026-09-07T15:00:00.000Z	31 \| good	1.537 \| good	6.115 \| good	33.705 \| good	0.463 \| good	1.715 \| good	0.156 \| good
2026-09-07T16:00:00.000Z	35 \| good	1.214 \| good	5.032 \| good	37.545 \| good	0.381 \| good	1.062 \| good	0.149 \| good
2026-09-07T17:00:00.000Z	36 \| good	0.39 \| good	1.161 \| good	38.826 \| good	0.355 \| good	0.853 \| good	0.147 \| good
2026-09-07T18:00:00.000Z	34 \| good	0.439 \| good	2.098 \| good	37.422 \| good	0.349 \| good	0.802 \| good	0.148 \| good
2026-09-07T19:00:00.000Z	34 \| good	0.377 \| good	1.253 \| good	37.095 \| good	0.357 \| good	0.843 \| good	0.149 \| good
2026-09-07T20:00:00.000Z	34 \| good	0.431 \| good	2.058 \| good	36.716 \| good	0.376 \| good	0.94 \| good	0.15 \| good
2026-09-07T21:00:00.000Z	33 \| good	0.354 \| good	1.17 \| good	36.158 \| good	0.397 \| good	1.131 \| good	0.151 \| good
2026-09-07T22:00:00.000Z	32 \| good	0.749 \| good	3.108 \| good	35.427 \| good	0.425 \| good	1.744 \| good	0.157 \| good
2026-09-07T23:00:00.000Z	28 \| good	2.776 \| good	11.848 \| good	29.917 \| good	0.523 \| good	6.711 \| good	0.198 \| good
2026-09-08T00:00:00.000Z	27 \| good	5.092 \| good	21.926 \| good	27.095 \| good	0.706 \| good	12.907 \| good	0.241 \| good
2026-09-08T01:00:00.000Z	38 \| good	6.906 \| good	30.825 \| good	23.51 \| good	0.938 \| good	16.58 \| good	0.269 \| good
2026-09-08T02:00:00.000Z	38 \| good	6.943 \| good	31.061 \| good	17.677 \| good	1.2 \| good	19.512 \| good	0.292 \| good
2026-09-08T03:00:00.000Z	33 \| good	6.152 \| good	27.17 \| good	20.837 \| good	1.504 \| good	23.153 \| good	0.321 \| good
2026-09-08T04:00:00.000Z	27 \| good	5.293 \| good	23.315 \| good	18.005 \| good	1.816 \| good	25.475 \| good	0.353 \| good
2026-09-08T05:00:00.000Z	27 \| good	4.658 \| good	20.348 \| good	17.903 \| good	2.08 \| good	26.156 \| good	0.381 \| good
2026-09-08T06:00:00.000Z	25 \| good	4.498 \| good	19.194 \| good	12.858 \| good	2.296 \| good	25.7 \| good	0.397 \| good
2026-09-08T07:00:00.000Z	27 \| good	5.017 \| good	22.044 \| good	9.234 \| good	2.453 \| good	25.017 \| good	0.405 \| good
2026-09-08T08:00:00.000Z	27 \| good	4.549 \| good	20.07 \| good	11.56 \| good	2.643 \| good	24.579 \| good	0.415 \| good
2026-09-08T09:00:00.000Z	23 \| good	4.082 \| good	18.037 \| good	12.466 \| good	2.821 \| good	24.007 \| good	0.425 \| good
2026-09-08T10:00:00.000Z	23 \| good	3.601 \| good	16.089 \| good	12.323 \| good	2.973 \| good	23.521 \| good	0.433 \| good
2026-09-08T11:00:00.000Z	27 \| good	5.2 \| good	22.91 \| good	13.961 \| good	3.163 \| good	21.612 \| good	0.454 \| good
2026-09-08T12:00:00.000Z	22 \| good	4.024 \| good	18.009 \| good	19.292 \| good	2.931 \| good	18.196 \| good	0.495 \| good
2026-09-08T13:00:00.000Z	20 \| good	3.216 \| good	14.1 \| good	21.872 \| good	1.337 \| good	11.929 \| good	0.325 \| good
2026-09-08T14:00:00.000Z	24 \| good	3.75 \| good	16.132 \| good	26.322 \| good	1.042 \| good	5.643 \| good	0.211 \| good
2026-09-08T15:00:00.000Z	28 \| good	2.531 \| good	10.098 \| good	29.906 \| good	1.026 \| good	2.547 \| good	0.173 \| good
2026-09-08T16:00:00.000Z	34 \| good	1.807 \| good	7.111 \| good	37.11 \| good	0.844 \| good	1.48 \| good	0.164 \| good
2026-09-08T17:00:00.000Z	35 \| good	1.42 \| good	5.259 \| good	37.65 \| good	0.779 \| good	1.17 \| good	0.162 \| good
2026-09-08T18:00:00.000Z	36 \| good	1.23 \| good	5.162 \| good	39.371 \| good	0.764 \| good	1.063 \| good	0.164 \| good
2026-09-08T19:00:00.000Z	40 \| good	0.716 \| good	2.297 \| good	42.51 \| good	0.773 \| good	1.07 \| good	0.166 \| good
2026-09-08T20:00:00.000Z	43 \| good	1.324 \| good	5.188 \| good	46.293 \| good	0.792 \| good	1.162 \| good	0.168 \| good
2026-09-08T21:00:00.000Z	45 \| good	1.847 \| good	8.09 \| good	49.162 \| good	0.819 \| good	1.395 \| good	0.172 \| good
2026-09-08T22:00:00.000Z	41 \| good	4.218 \| good	18.95 \| good	43.931 \| good	0.856 \| good	2.037 \| good	0.178 \| good
2026-09-08T23:00:00.000Z	32 \| good	4.382 \| good	19.069 \| good	34.514 \| good	0.931 \| good	7.484 \| good	0.227 \| good
2026-09-09T00:00:00.000Z	29 \| good	3.823 \| good	16.315 \| good	30.812 \| good	0.991 \| good	13.389 \| good	0.269 \| good
2026-09-09T01:00:00.000Z	33 \| good	5.862 \| good	25.333 \| good	32.266 \| good	0.955 \| good	16.099 \| good	0.284 \| good
2026-09-09T02:00:00.000Z	33 \| good	6.175 \| good	27.502 \| good	22.648 \| good	0.893 \| good	18.345 \| good	0.293 \| good
2026-09-09T03:00:00.000Z	38 \| good	7.392 \| good	32.505 \| good	26.367 \| good	0.858 \| good	21.236 \| good	0.307 \| good
2026-09-09T04:00:00.000Z	52 \| moderate	10.094 \| good	45.156 \| good	30.362 \| good	0.852 \| good	22.98 \| good	0.319 \| good
2026-09-09T05:00:00.000Z	54 \| moderate	10.68 \| good	47.208 \| good	27.361 \| good	0.834 \| good	21.188 \| good	0.311 \| good
2026-09-09T06:00:00.000Z	52 \| moderate	10.276 \| good	45.296 \| good	25.493 \| good	0.825 \| good	17.711 \| good	0.286 \| good
2026-09-09T07:00:00.000Z	49 \| good	9.235 \| good	41.313 \| good	21.421 \| good	0.826 \| good	14.841 \| good	0.264 \| good
2026-09-09T08:00:00.000Z	49 \| good	8.67 \| good	37.554 \| good	23.657 \| good	0.821 \| good	12.627 \| good	0.246 \| good
2026-09-09T09:00:00.000Z	44 \| good	7.69 \| good	33.494 \| good	20.638 \| good	0.82 \| good	10.953 \| good	0.232 \| good
2026-09-09T10:00:00.000Z	33 \| good	6.391 \| good	28.394 \| good	16.06 \| good	0.841 \| good	9.827 \| good	0.223 \| good
2026-09-09T11:00:00.000Z	27 \| good	5.272 \| good	22.552 \| good	17.889 \| good	0.889 \| good	9.186 \| good	0.219 \| good
2026-09-09T12:00:00.000Z	54 \| moderate	11.183 \| good	11.794 \| good	26.484 \| good	0.917 \| good	8.777 \| good	0.228 \| good
2026-09-09T13:00:00.000Z	54 \| moderate	11.24 \| good	12.236 \| good	37.21 \| good	0.871 \| good	6.403 \| good	0.218 \| good

Real-time air quality index in Upper Merion, Pennsylvania today

Common air pollutants in Upper Merion, Pennsylvania

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Upper Merion, Pennsylvania air quality forecast and history

Empower business decisions with accurate air quality data

Upper Merion, Pennsylvania air quality map: Real-time AQI near you

Air quality in nearby cities

Norristown, Pennsylvania

West Norriton, Pennsylvania

Plymouth Township, Pennsylvania

Radnor, Pennsylvania

East Norriton, Pennsylvania

Tredyffrin, Pennsylvania

How accurate is Pennsylvania, USA air quality data?

Air quality levels in US

Frequently asked questions

How frequently is the air quality data for Upper Merion, Pennsylvania updated?

When did Upper Merion, Pennsylvania experience the worst air quality in the last 24 hours?

When did Upper Merion, Pennsylvania have its best air quality in the last 24 hours?

What is the real-time air quality index for Upper Merion, Pennsylvania?

Which pollutant is found most often in Upper Merion, Pennsylvania?

What can I do if the air quality in Upper Merion, Pennsylvania is poor?

What are the current PM2.5 levels in Upper Merion, Pennsylvania?

What are the current PM10 levels at Upper Merion, Pennsylvania?

What are the current carbon monoxide (CO) levels at Upper Merion, Pennsylvania?

What are the current sulfur dioxide (SO2) levels at Upper Merion, Pennsylvania?

What are the current ozone (O3) levels at Upper Merion, Pennsylvania?

What are the current nitrogen dioxide (NO2) levels at Upper Merion, Pennsylvania?

Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What are the current PM_2.5 levels in Upper Merion, Pennsylvania?

What are the current PM₁₀ levels at Upper Merion, Pennsylvania?

What are the current sulfur dioxide (SO₂) levels at Upper Merion, Pennsylvania?

What are the current ozone (O₃) levels at Upper Merion, Pennsylvania?

What are the current nitrogen dioxide (NO₂) levels at Upper Merion, Pennsylvania?