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

The current PM10 levels in Upper Merion, Pennsylvania are 47.362 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 0.72 ppb.

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

The current ozone (O3) levels at Upper Merion, Pennsylvania is 22.426 ppm.

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

The current nitrogen dioxide (NO2) levels at Upper Merion, Pennsylvania is 6.898 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 10.667 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)

Moderate

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)

10.67 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

47.36 μg/m³

155

255

425

605+

Ozone (O₃)

22.43 ppb

201

201+

Sulfur Dioxide (SO₂)

0.72 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.90 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.29 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
2025-12-11T21:00:00.000Z	31 \| good	2.119 \| good	9.357 \| good	32.696 \| good	0.693 \| good	5.803 \| good	0.194 \| good
2025-12-11T22:00:00.000Z	31 \| good	2.283 \| good	9.245 \| good	33.22 \| good	0.692 \| good	6.707 \| good	0.194 \| good
2025-12-11T23:00:00.000Z	31 \| good	2.755 \| good	11.688 \| good	32.514 \| good	0.55 \| good	7.795 \| good	0.18 \| good
2025-12-12T00:00:00.000Z	31 \| good	2.737 \| good	11.735 \| good	32.58 \| good	0.447 \| good	9.58 \| good	0.194 \| good
2025-12-12T01:00:00.000Z	30 \| good	2.737 \| good	11.688 \| good	31.884 \| good	0.335 \| good	8.457 \| good	0.194 \| good
2025-12-12T02:00:00.000Z	30 \| good	2.925 \| good	12.648 \| good	31.711 \| good	0.353 \| good	8.4 \| good	0.198 \| good
2025-12-12T03:00:00.000Z	23 \| good	3.78 \| good	16.008 \| good	25.41 \| good	1.993 \| good	5.598 \| good	0.152 \| good
2025-12-12T04:00:00.000Z	27 \| good	4.041 \| good	17.842 \| good	29.09 \| good	0.559 \| good	9.884 \| good	0.254 \| good
2025-12-12T05:00:00.000Z	24 \| good	4.015 \| good	17.499 \| good	26.476 \| good	0.555 \| good	9.576 \| good	0.234 \| good
2025-12-12T06:00:00.000Z	26 \| good	3.692 \| good	16.648 \| good	28.28 \| good	0.509 \| good	7.881 \| good	0.18 \| good
2025-12-12T07:00:00.000Z	26 \| good	3.173 \| good	13.357 \| good	28.461 \| good	0.333 \| good	5.706 \| good	0.176 \| good
2025-12-12T08:00:00.000Z	26 \| good	2.821 \| good	11.597 \| good	28.241 \| good	0.31 \| good	5.998 \| good	0.18 \| good
2025-12-12T09:00:00.000Z	26 \| good	2.49 \| good	10.376 \| good	28.197 \| good	0.382 \| good	6.018 \| good	0.18 \| good
2025-12-12T10:00:00.000Z	27 \| good	2.298 \| good	9.431 \| good	28.814 \| good	0.446 \| good	8.392 \| good	0.18 \| good
2025-12-12T11:00:00.000Z	26 \| good	2.382 \| good	10.218 \| good	27.658 \| good	0.435 \| good	11.849 \| good	0.194 \| good
2025-12-12T12:00:00.000Z	24 \| good	2.886 \| good	11.897 \| good	25.538 \| good	0.486 \| good	15.032 \| good	0.277 \| good
2025-12-12T13:00:00.000Z	20 \| good	3.155 \| good	12.842 \| good	22.252 \| good	0.51 \| good	15.806 \| good	0.313 \| good
2025-12-12T14:00:00.000Z	23 \| good	3.348 \| good	15.001 \| good	25.295 \| good	0.675 \| good	19.436 \| good	0.366 \| good
2025-12-12T15:00:00.000Z	23 \| good	3.612 \| good	16.36 \| good	24.806 \| good	0.672 \| good	18.357 \| good	0.344 \| good
2025-12-12T16:00:00.000Z	24 \| good	3.674 \| good	16.505 \| good	26.186 \| good	0.817 \| good	8.61 \| good	0.255 \| good
2025-12-12T17:00:00.000Z	24 \| good	3.615 \| good	16.246 \| good	26.388 \| good	0.548 \| good	6.243 \| good	0.234 \| good
2025-12-12T18:00:00.000Z	27 \| good	3.583 \| good	16.142 \| good	28.902 \| good	0.472 \| good	5.589 \| good	0.234 \| good
2025-12-12T19:00:00.000Z	27 \| good	3.653 \| good	16.134 \| good	29.085 \| good	0.506 \| good	5.764 \| good	0.194 \| good
2025-12-12T20:00:00.000Z	31 \| good	3.653 \| good	16.132 \| good	33.67 \| good	0.458 \| good	6.12 \| good	0.198 \| good
2025-12-12T21:00:00.000Z	31 \| good	3.693 \| good	16.335 \| good	33.001 \| good	0.336 \| good	7.557 \| good	0.209 \| good
2025-12-12T22:00:00.000Z	29 \| good	3.826 \| good	17.337 \| good	31.123 \| good	0.338 \| good	9.134 \| good	0.248 \| good
2025-12-12T23:00:00.000Z	27 \| good	5.39 \| good	23.104 \| good	24.701 \| good	0.298 \| good	14.604 \| good	0.277 \| good
2025-12-13T00:00:00.000Z	38 \| good	6.692 \| good	29.823 \| good	22.901 \| good	0.362 \| good	23.38 \| good	0.328 \| good
2025-12-13T01:00:00.000Z	44 \| good	8.081 \| good	35.598 \| good	17.557 \| good	0.376 \| good	29.06 \| good	0.348 \| good
2025-12-13T02:00:00.000Z	52 \| moderate	9.771 \| good	43.393 \| good	14.117 \| good	0.375 \| good	26.711 \| good	0.412 \| good
2025-12-13T03:00:00.000Z	56 \| moderate	11.98 \| good	54.227 \| good	8.492 \| good	3.024 \| good	21.373 \| good	0.305 \| good
2025-12-13T04:00:00.000Z	58 \| moderate	13.34 \| fine	60.211 \| fine	4.517 \| good	0.586 \| good	29.887 \| good	0.547 \| good
2025-12-13T05:00:00.000Z	60 \| moderate	13.988 \| fine	62.821 \| fine	2.589 \| good	0.557 \| good	30.315 \| good	0.547 \| good
2025-12-13T06:00:00.000Z	62 \| moderate	14.676 \| fine	65.614 \| fine	1.659 \| good	0.629 \| good	28.226 \| good	0.515 \| good
2025-12-13T07:00:00.000Z	64 \| moderate	15.632 \| fine	70.216 \| fine	1.441 \| good	0.774 \| good	29.571 \| good	0.544 \| good
2025-12-13T08:00:00.000Z	64 \| moderate	16.274 \| fine	72.075 \| fine	3.399 \| good	0.862 \| good	29.525 \| good	0.61 \| good
2025-12-13T09:00:00.000Z	66 \| moderate	16.898 \| fine	74.607 \| fine	6.319 \| good	0.923 \| good	29.129 \| good	0.628 \| good
2025-12-13T10:00:00.000Z	66 \| moderate	16.925 \| fine	75.79 \| fine	2.413 \| good	0.752 \| good	29.049 \| good	0.544 \| good
2025-12-13T11:00:00.000Z	66 \| moderate	16.547 \| fine	73.056 \| fine	1.584 \| good	0.737 \| good	29.981 \| good	0.662 \| good
2025-12-13T12:00:00.000Z	66 \| moderate	16.736 \| fine	74.536 \| fine	3.072 \| good	0.854 \| good	26.905 \| good	0.699 \| good
2025-12-13T13:00:00.000Z	64 \| moderate	16.344 \| fine	73.632 \| fine	4.512 \| good	0.887 \| good	25.846 \| good	0.609 \| good
2025-12-13T14:00:00.000Z	64 \| moderate	15.593 \| fine	70.373 \| fine	4.203 \| good	0.706 \| good	26.718 \| good	0.579 \| good
2025-12-13T15:00:00.000Z	62 \| moderate	14.968 \| fine	67.478 \| fine	9.178 \| good	0.669 \| good	23.925 \| good	0.54 \| good
2025-12-13T16:00:00.000Z	60 \| moderate	13.607 \| fine	61.581 \| fine	14.151 \| good	0.621 \| good	17.505 \| good	0.447 \| good
2025-12-13T17:00:00.000Z	56 \| moderate	11.721 \| good	52.24 \| good	15.834 \| good	0.535 \| good	11.365 \| good	0.335 \| good
2025-12-13T18:00:00.000Z	54 \| moderate	11.026 \| good	49.063 \| good	17.242 \| good	0.583 \| good	7.078 \| good	0.306 \| good
2025-12-13T19:00:00.000Z	54 \| moderate	10.667 \| good	47.362 \| good	22.426 \| good	0.72 \| good	6.898 \| good	0.292 \| good
2025-12-13T20:00:00.000Z	54 \| moderate	10.597 \| good	47.275 \| good	23.582 \| good	0.619 \| good	8.862 \| good	0.306 \| good
2025-12-13T20:00:00.000Z	54 \| moderate	10.667 \| good	47.362 \| good	22.426 \| good	0.72 \| good	6.898 \| good	0.292 \| good
2025-12-13T21:00:00.000Z	52 \| moderate	9.797 \| good	43.405 \| good	28.838 \| good	3.698 \| good	11.175 \| good	0.212 \| good
2025-12-13T22:00:00.000Z	52 \| moderate	10.157 \| good	45.31 \| good	22.402 \| good	3.742 \| good	14.108 \| good	0.241 \| good
2025-12-13T23:00:00.000Z	54 \| moderate	10.74 \| good	47.419 \| good	17.854 \| good	3.785 \| good	17.042 \| good	0.27 \| good
2025-12-14T00:00:00.000Z	64 \| moderate	16.26 \| fine	73.072 \| fine	8.52 \| good	3.829 \| good	19.975 \| good	0.299 \| good
2025-12-14T01:00:00.000Z	77 \| moderate	23.252 \| fine	100.942 \| fine	6.073 \| good	3.864 \| good	20.135 \| good	0.306 \| good
2025-12-14T02:00:00.000Z	77 \| moderate	22.758 \| fine	99.022 \| fine	9.296 \| good	3.899 \| good	20.295 \| good	0.314 \| good
2025-12-14T03:00:00.000Z	71 \| moderate	20.207 \| fine	89.062 \| fine	11.692 \| good	3.934 \| good	20.455 \| good	0.321 \| good
2025-12-14T04:00:00.000Z	73 \| moderate	21.149 \| fine	92.852 \| fine	10.047 \| good	3.821 \| good	18.966 \| good	0.302 \| good
2025-12-14T05:00:00.000Z	75 \| moderate	21.674 \| fine	94.598 \| fine	7.983 \| good	3.707 \| good	17.478 \| good	0.282 \| good
2025-12-14T06:00:00.000Z	69 \| moderate	19.01 \| fine	84.627 \| fine	10.554 \| good	3.594 \| good	15.99 \| good	0.262 \| good
2025-12-14T07:00:00.000Z	62 \| moderate	14.742 \| fine	65.083 \| fine	15.752 \| good	3.493 \| good	13.682 \| good	0.246 \| good
2025-12-14T08:00:00.000Z	58 \| moderate	12.827 \| fine	57.133 \| fine	22.382 \| good	3.393 \| good	11.373 \| good	0.23 \| good
2025-12-14T09:00:00.000Z	54 \| moderate	11.279 \| good	50.048 \| good	25.492 \| good	3.293 \| good	9.065 \| good	0.214 \| good
2025-12-14T10:00:00.000Z	49 \| good	9.064 \| good	40.788 \| good	24.66 \| good	2.78 \| good	8.289 \| good	0.211 \| good
2025-12-14T11:00:00.000Z	33 \| good	5.873 \| good	24.999 \| good	23.768 \| good	2.267 \| good	7.513 \| good	0.209 \| good
2025-12-14T12:00:00.000Z	23 \| good	2.266 \| good	9.127 \| good	24.647 \| good	1.755 \| good	6.737 \| good	0.206 \| good
2025-12-14T13:00:00.000Z	25 \| good	3.034 \| good	12.31 \| good	26.882 \| good	1.678 \| good	5.935 \| good	0.204 \| good
2025-12-14T14:00:00.000Z	28 \| good	4.847 \| good	21.107 \| good	29.952 \| good	1.602 \| good	5.133 \| good	0.201 \| good
2025-12-14T15:00:00.000Z	31 \| good	4.115 \| good	18.081 \| good	32.537 \| good	1.526 \| good	4.331 \| good	0.198 \| good
2025-12-14T16:00:00.000Z	31 \| good	4.211 \| good	18.899 \| good	33.796 \| good	1.398 \| good	3.638 \| good	0.184 \| good
2025-12-14T17:00:00.000Z	31 \| good	3.195 \| good	13.956 \| good	32.906 \| good	1.27 \| good	2.944 \| good	0.169 \| good
2025-12-14T18:00:00.000Z	29 \| good	3.109 \| good	13.888 \| good	30.989 \| good	1.142 \| good	2.251 \| good	0.155 \| good
2025-12-14T19:00:00.000Z	29 \| good	2.472 \| good	10.083 \| good	30.721 \| good	1.093 \| good	2.753 \| good	0.155 \| good
2025-12-14T20:00:00.000Z	28 \| good	1.498 \| good	6.123 \| good	29.953 \| good	1.043 \| good	3.255 \| good	0.155 \| good
2025-12-14T21:00:00.000Z	26 \| good	1.409 \| good	5.148 \| good	28.392 \| good	0.994 \| good	3.758 \| good	0.155 \| good
2025-12-14T22:00:00.000Z	25 \| good	1.565 \| good	6.06 \| good	26.989 \| good	0.99 \| good	4.305 \| good	0.16 \| good
2025-12-14T23:00:00.000Z	21 \| good	2.695 \| good	10.938 \| good	23.009 \| good	0.986 \| good	4.852 \| good	0.164 \| good
2025-12-15T00:00:00.000Z	20 \| good	2.355 \| good	10.057 \| good	21.645 \| good	0.982 \| good	5.399 \| good	0.169 \| good
2025-12-15T01:00:00.000Z	21 \| good	1.648 \| good	7.117 \| good	22.785 \| good	1.011 \| good	5.326 \| good	0.167 \| good
2025-12-15T02:00:00.000Z	22 \| good	1.278 \| good	5.068 \| good	23.813 \| good	1.04 \| good	5.253 \| good	0.166 \| good
2025-12-15T03:00:00.000Z	22 \| good	1.881 \| good	8 \| good	24.241 \| good	1.069 \| good	5.179 \| good	0.164 \| good
2025-12-15T04:00:00.000Z	21 \| good	2.944 \| good	11.961 \| good	23.093 \| good	1.059 \| good	4.667 \| good	0.161 \| good
2025-12-15T05:00:00.000Z	20 \| good	2.426 \| good	10 \| good	22.44 \| good	1.05 \| good	4.155 \| good	0.159 \| good
2025-12-15T06:00:00.000Z	21 \| good	1.587 \| good	6.182 \| good	23.151 \| good	1.04 \| good	3.642 \| good	0.156 \| good
2025-12-15T07:00:00.000Z	20 \| good	1.158 \| good	5.057 \| good	22.089 \| good	0.984 \| good	3.356 \| good	0.154 \| good
2025-12-15T08:00:00.000Z	20 \| good	2.119 \| good	9.032 \| good	22.448 \| good	0.928 \| good	3.07 \| good	0.152 \| good
2025-12-15T09:00:00.000Z	24 \| good	0.957 \| good	4.069 \| good	25.592 \| good	0.872 \| good	2.783 \| good	0.15 \| good
2025-12-15T10:00:00.000Z	20 \| good	0.686 \| good	2.2 \| good	21.904 \| good	0.895 \| good	3.343 \| good	0.152 \| good
2025-12-15T11:00:00.000Z	16 \| good	1.074 \| good	4.131 \| good	16.998 \| good	0.918 \| good	3.904 \| good	0.154 \| good
2025-12-15T12:00:00.000Z	13 \| good	0.248 \| good	1.089 \| good	13.732 \| good	0.94 \| good	4.464 \| good	0.156 \| good
2025-12-15T13:00:00.000Z	18 \| good	0.504 \| good	2.093 \| good	18.996 \| good	1.06 \| good	4.334 \| good	0.16 \| good
2025-12-15T14:00:00.000Z	22 \| good	1.414 \| good	5.266 \| good	24.361 \| good	1.179 \| good	4.205 \| good	0.165 \| good
2025-12-15T15:00:00.000Z	28 \| good	1.585 \| good	6.169 \| good	30.237 \| good	1.298 \| good	4.075 \| good	0.169 \| good
2025-12-15T16:00:00.000Z	30 \| good	2.084 \| good	8.139 \| good	31.671 \| good	1.277 \| good	3.512 \| good	0.161 \| good
2025-12-15T17:00:00.000Z	31 \| good	2.793 \| good	11.096 \| good	32.695 \| good	1.256 \| good	2.95 \| good	0.153 \| good
2025-12-15T18:00:00.000Z	30 \| good	3.179 \| good	13.911 \| good	31.561 \| good	1.235 \| good	2.387 \| good	0.144 \| good
2025-12-15T19:00:00.000Z	28 \| good	3.411 \| good	15.018 \| good	29.541 \| good	1.389 \| good	3.756 \| good	0.152 \| good
2025-12-15T20:00:00.000Z	25 \| good	3.975 \| good	17.109 \| good	27.399 \| good	1.544 \| good	5.125 \| good	0.16 \| good

Upper Merion

Empower business decisions with accurate air quality data

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

0.28ppm

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 12:00:00 on 2025-12-13.

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 11:00:00 on 2025-12-12.

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

The real-time air quality index in Upper Merion, Pennsylvania is 54, currently categorized as Moderate.

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 10.667 μg/m³.

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

The current PM₁₀ levels in Upper Merion, Pennsylvania are 47.362 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 0.292 ppm.

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

The current sulfur dioxide (SO₂) levels in Upper Merion, Pennsylvania are 0.72 ppb.

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

The current ozone (O₃) levels at Upper Merion, Pennsylvania is 22.426 ppm.

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

The current nitrogen dioxide (NO₂) levels at Upper Merion, Pennsylvania is 6.898 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-12-11T21:00:00.000Z	31 \| good	2.119 \| good	9.357 \| good	32.696 \| good	0.693 \| good	5.803 \| good	0.194 \| good
2025-12-11T22:00:00.000Z	31 \| good	2.283 \| good	9.245 \| good	33.22 \| good	0.692 \| good	6.707 \| good	0.194 \| good
2025-12-11T23:00:00.000Z	31 \| good	2.755 \| good	11.688 \| good	32.514 \| good	0.55 \| good	7.795 \| good	0.18 \| good
2025-12-12T00:00:00.000Z	31 \| good	2.737 \| good	11.735 \| good	32.58 \| good	0.447 \| good	9.58 \| good	0.194 \| good
2025-12-12T01:00:00.000Z	30 \| good	2.737 \| good	11.688 \| good	31.884 \| good	0.335 \| good	8.457 \| good	0.194 \| good
2025-12-12T02:00:00.000Z	30 \| good	2.925 \| good	12.648 \| good	31.711 \| good	0.353 \| good	8.4 \| good	0.198 \| good
2025-12-12T03:00:00.000Z	23 \| good	3.78 \| good	16.008 \| good	25.41 \| good	1.993 \| good	5.598 \| good	0.152 \| good
2025-12-12T04:00:00.000Z	27 \| good	4.041 \| good	17.842 \| good	29.09 \| good	0.559 \| good	9.884 \| good	0.254 \| good
2025-12-12T05:00:00.000Z	24 \| good	4.015 \| good	17.499 \| good	26.476 \| good	0.555 \| good	9.576 \| good	0.234 \| good
2025-12-12T06:00:00.000Z	26 \| good	3.692 \| good	16.648 \| good	28.28 \| good	0.509 \| good	7.881 \| good	0.18 \| good
2025-12-12T07:00:00.000Z	26 \| good	3.173 \| good	13.357 \| good	28.461 \| good	0.333 \| good	5.706 \| good	0.176 \| good
2025-12-12T08:00:00.000Z	26 \| good	2.821 \| good	11.597 \| good	28.241 \| good	0.31 \| good	5.998 \| good	0.18 \| good
2025-12-12T09:00:00.000Z	26 \| good	2.49 \| good	10.376 \| good	28.197 \| good	0.382 \| good	6.018 \| good	0.18 \| good
2025-12-12T10:00:00.000Z	27 \| good	2.298 \| good	9.431 \| good	28.814 \| good	0.446 \| good	8.392 \| good	0.18 \| good
2025-12-12T11:00:00.000Z	26 \| good	2.382 \| good	10.218 \| good	27.658 \| good	0.435 \| good	11.849 \| good	0.194 \| good
2025-12-12T12:00:00.000Z	24 \| good	2.886 \| good	11.897 \| good	25.538 \| good	0.486 \| good	15.032 \| good	0.277 \| good
2025-12-12T13:00:00.000Z	20 \| good	3.155 \| good	12.842 \| good	22.252 \| good	0.51 \| good	15.806 \| good	0.313 \| good
2025-12-12T14:00:00.000Z	23 \| good	3.348 \| good	15.001 \| good	25.295 \| good	0.675 \| good	19.436 \| good	0.366 \| good
2025-12-12T15:00:00.000Z	23 \| good	3.612 \| good	16.36 \| good	24.806 \| good	0.672 \| good	18.357 \| good	0.344 \| good
2025-12-12T16:00:00.000Z	24 \| good	3.674 \| good	16.505 \| good	26.186 \| good	0.817 \| good	8.61 \| good	0.255 \| good
2025-12-12T17:00:00.000Z	24 \| good	3.615 \| good	16.246 \| good	26.388 \| good	0.548 \| good	6.243 \| good	0.234 \| good
2025-12-12T18:00:00.000Z	27 \| good	3.583 \| good	16.142 \| good	28.902 \| good	0.472 \| good	5.589 \| good	0.234 \| good
2025-12-12T19:00:00.000Z	27 \| good	3.653 \| good	16.134 \| good	29.085 \| good	0.506 \| good	5.764 \| good	0.194 \| good
2025-12-12T20:00:00.000Z	31 \| good	3.653 \| good	16.132 \| good	33.67 \| good	0.458 \| good	6.12 \| good	0.198 \| good
2025-12-12T21:00:00.000Z	31 \| good	3.693 \| good	16.335 \| good	33.001 \| good	0.336 \| good	7.557 \| good	0.209 \| good
2025-12-12T22:00:00.000Z	29 \| good	3.826 \| good	17.337 \| good	31.123 \| good	0.338 \| good	9.134 \| good	0.248 \| good
2025-12-12T23:00:00.000Z	27 \| good	5.39 \| good	23.104 \| good	24.701 \| good	0.298 \| good	14.604 \| good	0.277 \| good
2025-12-13T00:00:00.000Z	38 \| good	6.692 \| good	29.823 \| good	22.901 \| good	0.362 \| good	23.38 \| good	0.328 \| good
2025-12-13T01:00:00.000Z	44 \| good	8.081 \| good	35.598 \| good	17.557 \| good	0.376 \| good	29.06 \| good	0.348 \| good
2025-12-13T02:00:00.000Z	52 \| moderate	9.771 \| good	43.393 \| good	14.117 \| good	0.375 \| good	26.711 \| good	0.412 \| good
2025-12-13T03:00:00.000Z	56 \| moderate	11.98 \| good	54.227 \| good	8.492 \| good	3.024 \| good	21.373 \| good	0.305 \| good
2025-12-13T04:00:00.000Z	58 \| moderate	13.34 \| fine	60.211 \| fine	4.517 \| good	0.586 \| good	29.887 \| good	0.547 \| good
2025-12-13T05:00:00.000Z	60 \| moderate	13.988 \| fine	62.821 \| fine	2.589 \| good	0.557 \| good	30.315 \| good	0.547 \| good
2025-12-13T06:00:00.000Z	62 \| moderate	14.676 \| fine	65.614 \| fine	1.659 \| good	0.629 \| good	28.226 \| good	0.515 \| good
2025-12-13T07:00:00.000Z	64 \| moderate	15.632 \| fine	70.216 \| fine	1.441 \| good	0.774 \| good	29.571 \| good	0.544 \| good
2025-12-13T08:00:00.000Z	64 \| moderate	16.274 \| fine	72.075 \| fine	3.399 \| good	0.862 \| good	29.525 \| good	0.61 \| good
2025-12-13T09:00:00.000Z	66 \| moderate	16.898 \| fine	74.607 \| fine	6.319 \| good	0.923 \| good	29.129 \| good	0.628 \| good
2025-12-13T10:00:00.000Z	66 \| moderate	16.925 \| fine	75.79 \| fine	2.413 \| good	0.752 \| good	29.049 \| good	0.544 \| good
2025-12-13T11:00:00.000Z	66 \| moderate	16.547 \| fine	73.056 \| fine	1.584 \| good	0.737 \| good	29.981 \| good	0.662 \| good
2025-12-13T12:00:00.000Z	66 \| moderate	16.736 \| fine	74.536 \| fine	3.072 \| good	0.854 \| good	26.905 \| good	0.699 \| good
2025-12-13T13:00:00.000Z	64 \| moderate	16.344 \| fine	73.632 \| fine	4.512 \| good	0.887 \| good	25.846 \| good	0.609 \| good
2025-12-13T14:00:00.000Z	64 \| moderate	15.593 \| fine	70.373 \| fine	4.203 \| good	0.706 \| good	26.718 \| good	0.579 \| good
2025-12-13T15:00:00.000Z	62 \| moderate	14.968 \| fine	67.478 \| fine	9.178 \| good	0.669 \| good	23.925 \| good	0.54 \| good
2025-12-13T16:00:00.000Z	60 \| moderate	13.607 \| fine	61.581 \| fine	14.151 \| good	0.621 \| good	17.505 \| good	0.447 \| good
2025-12-13T17:00:00.000Z	56 \| moderate	11.721 \| good	52.24 \| good	15.834 \| good	0.535 \| good	11.365 \| good	0.335 \| good
2025-12-13T18:00:00.000Z	54 \| moderate	11.026 \| good	49.063 \| good	17.242 \| good	0.583 \| good	7.078 \| good	0.306 \| good
2025-12-13T19:00:00.000Z	54 \| moderate	10.667 \| good	47.362 \| good	22.426 \| good	0.72 \| good	6.898 \| good	0.292 \| good
2025-12-13T20:00:00.000Z	54 \| moderate	10.597 \| good	47.275 \| good	23.582 \| good	0.619 \| good	8.862 \| good	0.306 \| good
2025-12-13T20:00:00.000Z	54 \| moderate	10.667 \| good	47.362 \| good	22.426 \| good	0.72 \| good	6.898 \| good	0.292 \| good
2025-12-13T21:00:00.000Z	52 \| moderate	9.797 \| good	43.405 \| good	28.838 \| good	3.698 \| good	11.175 \| good	0.212 \| good
2025-12-13T22:00:00.000Z	52 \| moderate	10.157 \| good	45.31 \| good	22.402 \| good	3.742 \| good	14.108 \| good	0.241 \| good
2025-12-13T23:00:00.000Z	54 \| moderate	10.74 \| good	47.419 \| good	17.854 \| good	3.785 \| good	17.042 \| good	0.27 \| good
2025-12-14T00:00:00.000Z	64 \| moderate	16.26 \| fine	73.072 \| fine	8.52 \| good	3.829 \| good	19.975 \| good	0.299 \| good
2025-12-14T01:00:00.000Z	77 \| moderate	23.252 \| fine	100.942 \| fine	6.073 \| good	3.864 \| good	20.135 \| good	0.306 \| good
2025-12-14T02:00:00.000Z	77 \| moderate	22.758 \| fine	99.022 \| fine	9.296 \| good	3.899 \| good	20.295 \| good	0.314 \| good
2025-12-14T03:00:00.000Z	71 \| moderate	20.207 \| fine	89.062 \| fine	11.692 \| good	3.934 \| good	20.455 \| good	0.321 \| good
2025-12-14T04:00:00.000Z	73 \| moderate	21.149 \| fine	92.852 \| fine	10.047 \| good	3.821 \| good	18.966 \| good	0.302 \| good
2025-12-14T05:00:00.000Z	75 \| moderate	21.674 \| fine	94.598 \| fine	7.983 \| good	3.707 \| good	17.478 \| good	0.282 \| good
2025-12-14T06:00:00.000Z	69 \| moderate	19.01 \| fine	84.627 \| fine	10.554 \| good	3.594 \| good	15.99 \| good	0.262 \| good
2025-12-14T07:00:00.000Z	62 \| moderate	14.742 \| fine	65.083 \| fine	15.752 \| good	3.493 \| good	13.682 \| good	0.246 \| good
2025-12-14T08:00:00.000Z	58 \| moderate	12.827 \| fine	57.133 \| fine	22.382 \| good	3.393 \| good	11.373 \| good	0.23 \| good
2025-12-14T09:00:00.000Z	54 \| moderate	11.279 \| good	50.048 \| good	25.492 \| good	3.293 \| good	9.065 \| good	0.214 \| good
2025-12-14T10:00:00.000Z	49 \| good	9.064 \| good	40.788 \| good	24.66 \| good	2.78 \| good	8.289 \| good	0.211 \| good
2025-12-14T11:00:00.000Z	33 \| good	5.873 \| good	24.999 \| good	23.768 \| good	2.267 \| good	7.513 \| good	0.209 \| good
2025-12-14T12:00:00.000Z	23 \| good	2.266 \| good	9.127 \| good	24.647 \| good	1.755 \| good	6.737 \| good	0.206 \| good
2025-12-14T13:00:00.000Z	25 \| good	3.034 \| good	12.31 \| good	26.882 \| good	1.678 \| good	5.935 \| good	0.204 \| good
2025-12-14T14:00:00.000Z	28 \| good	4.847 \| good	21.107 \| good	29.952 \| good	1.602 \| good	5.133 \| good	0.201 \| good
2025-12-14T15:00:00.000Z	31 \| good	4.115 \| good	18.081 \| good	32.537 \| good	1.526 \| good	4.331 \| good	0.198 \| good
2025-12-14T16:00:00.000Z	31 \| good	4.211 \| good	18.899 \| good	33.796 \| good	1.398 \| good	3.638 \| good	0.184 \| good
2025-12-14T17:00:00.000Z	31 \| good	3.195 \| good	13.956 \| good	32.906 \| good	1.27 \| good	2.944 \| good	0.169 \| good
2025-12-14T18:00:00.000Z	29 \| good	3.109 \| good	13.888 \| good	30.989 \| good	1.142 \| good	2.251 \| good	0.155 \| good
2025-12-14T19:00:00.000Z	29 \| good	2.472 \| good	10.083 \| good	30.721 \| good	1.093 \| good	2.753 \| good	0.155 \| good
2025-12-14T20:00:00.000Z	28 \| good	1.498 \| good	6.123 \| good	29.953 \| good	1.043 \| good	3.255 \| good	0.155 \| good
2025-12-14T21:00:00.000Z	26 \| good	1.409 \| good	5.148 \| good	28.392 \| good	0.994 \| good	3.758 \| good	0.155 \| good
2025-12-14T22:00:00.000Z	25 \| good	1.565 \| good	6.06 \| good	26.989 \| good	0.99 \| good	4.305 \| good	0.16 \| good
2025-12-14T23:00:00.000Z	21 \| good	2.695 \| good	10.938 \| good	23.009 \| good	0.986 \| good	4.852 \| good	0.164 \| good
2025-12-15T00:00:00.000Z	20 \| good	2.355 \| good	10.057 \| good	21.645 \| good	0.982 \| good	5.399 \| good	0.169 \| good
2025-12-15T01:00:00.000Z	21 \| good	1.648 \| good	7.117 \| good	22.785 \| good	1.011 \| good	5.326 \| good	0.167 \| good
2025-12-15T02:00:00.000Z	22 \| good	1.278 \| good	5.068 \| good	23.813 \| good	1.04 \| good	5.253 \| good	0.166 \| good
2025-12-15T03:00:00.000Z	22 \| good	1.881 \| good	8 \| good	24.241 \| good	1.069 \| good	5.179 \| good	0.164 \| good
2025-12-15T04:00:00.000Z	21 \| good	2.944 \| good	11.961 \| good	23.093 \| good	1.059 \| good	4.667 \| good	0.161 \| good
2025-12-15T05:00:00.000Z	20 \| good	2.426 \| good	10 \| good	22.44 \| good	1.05 \| good	4.155 \| good	0.159 \| good
2025-12-15T06:00:00.000Z	21 \| good	1.587 \| good	6.182 \| good	23.151 \| good	1.04 \| good	3.642 \| good	0.156 \| good
2025-12-15T07:00:00.000Z	20 \| good	1.158 \| good	5.057 \| good	22.089 \| good	0.984 \| good	3.356 \| good	0.154 \| good
2025-12-15T08:00:00.000Z	20 \| good	2.119 \| good	9.032 \| good	22.448 \| good	0.928 \| good	3.07 \| good	0.152 \| good
2025-12-15T09:00:00.000Z	24 \| good	0.957 \| good	4.069 \| good	25.592 \| good	0.872 \| good	2.783 \| good	0.15 \| good
2025-12-15T10:00:00.000Z	20 \| good	0.686 \| good	2.2 \| good	21.904 \| good	0.895 \| good	3.343 \| good	0.152 \| good
2025-12-15T11:00:00.000Z	16 \| good	1.074 \| good	4.131 \| good	16.998 \| good	0.918 \| good	3.904 \| good	0.154 \| good
2025-12-15T12:00:00.000Z	13 \| good	0.248 \| good	1.089 \| good	13.732 \| good	0.94 \| good	4.464 \| good	0.156 \| good
2025-12-15T13:00:00.000Z	18 \| good	0.504 \| good	2.093 \| good	18.996 \| good	1.06 \| good	4.334 \| good	0.16 \| good
2025-12-15T14:00:00.000Z	22 \| good	1.414 \| good	5.266 \| good	24.361 \| good	1.179 \| good	4.205 \| good	0.165 \| good
2025-12-15T15:00:00.000Z	28 \| good	1.585 \| good	6.169 \| good	30.237 \| good	1.298 \| good	4.075 \| good	0.169 \| good
2025-12-15T16:00:00.000Z	30 \| good	2.084 \| good	8.139 \| good	31.671 \| good	1.277 \| good	3.512 \| good	0.161 \| good
2025-12-15T17:00:00.000Z	31 \| good	2.793 \| good	11.096 \| good	32.695 \| good	1.256 \| good	2.95 \| good	0.153 \| good
2025-12-15T18:00:00.000Z	30 \| good	3.179 \| good	13.911 \| good	31.561 \| good	1.235 \| good	2.387 \| good	0.144 \| good
2025-12-15T19:00:00.000Z	28 \| good	3.411 \| good	15.018 \| good	29.541 \| good	1.389 \| good	3.756 \| good	0.152 \| good
2025-12-15T20:00:00.000Z	25 \| good	3.975 \| good	17.109 \| good	27.399 \| good	1.544 \| good	5.125 \| good	0.16 \| 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?