What are the current PM10 levels at Caln, Pennsylvania?

The current PM10 levels in Caln, Pennsylvania are 14.507 μg/m3.

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

The current sulfur dioxide (SO2) levels in Caln, Pennsylvania are 0.583 ppb.

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

The current ozone (O3) levels at Caln, Pennsylvania is 46.6 ppm.

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

The current nitrogen dioxide (NO2) levels at Caln, Pennsylvania is 6.172 ppb.

Real-time air quality index in Caln, Pennsylvania today

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

The measured PM2.5 levels in Caln, Pennsylvania at present are 3.385 μg/m3.

Stay updated with real-time air quality in Caln, 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

Caln, Pennsylvania

Last updated: ... (Local time)

Common air pollutants in Caln, Pennsylvania

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

3.38 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

14.51 μg/m³

155

255

425

605+

Ozone (O₃)

46.60 ppb

201

201+

Sulfur Dioxide (SO₂)

0.58 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

6.17 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.28 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Caln, Pennsylvania

Scroll To Air Quality Map

Track live Caln, Pennsylvania air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-08T01:00:00.000Z	49 \| good	8.881 \| good	30.931 \| good	22.501 \| good	0.24 \| good	14.896 \| good	0.394 \| good
2026-03-08T02:00:00.000Z	44 \| good	8.087 \| good	30.273 \| good	19.754 \| good	0.291 \| good	14.933 \| good	0.391 \| good
2026-03-08T03:00:00.000Z	38 \| good	7.223 \| good	32.004 \| good	26.334 \| good	1.194 \| good	6.241 \| good	0.181 \| good
2026-03-08T04:00:00.000Z	58 \| moderate	12.624 \| fine	50.402 \| good	12.045 \| good	0.431 \| good	12.056 \| good	0.379 \| good
2026-03-08T05:00:00.000Z	69 \| moderate	18.709 \| fine	63.409 \| fine	11.522 \| good	0.364 \| good	14.221 \| good	0.382 \| good
2026-03-08T06:00:00.000Z	58 \| moderate	12.699 \| fine	49.162 \| good	14.08 \| good	0.315 \| good	13.39 \| good	0.428 \| good
2026-03-08T07:00:00.000Z	66 \| moderate	16.686 \| fine	58.898 \| fine	15.151 \| good	0.309 \| good	14.34 \| good	0.476 \| good
2026-03-08T08:00:00.000Z	44 \| good	8.191 \| good	36.185 \| good	14.775 \| good	0.273 \| good	14.421 \| good	0.39 \| good
2026-03-08T09:00:00.000Z	44 \| good	8.117 \| good	23.853 \| good	16.545 \| good	0.369 \| good	15.336 \| good	0.438 \| good
2026-03-08T10:00:00.000Z	49 \| good	9.134 \| good	26.496 \| good	13.544 \| good	0.307 \| good	11.531 \| good	0.412 \| good
2026-03-08T11:00:00.000Z	54 \| moderate	10.542 \| good	31.346 \| good	13.698 \| good	0.339 \| good	10.476 \| good	0.371 \| good
2026-03-08T12:00:00.000Z	51 \| moderate	9.118 \| good	56.475 \| fine	17.728 \| good	0.28 \| good	10.143 \| good	0.427 \| good
2026-03-08T13:00:00.000Z	58 \| moderate	13.479 \| fine	58.642 \| fine	17.449 \| good	0.38 \| good	8.542 \| good	0.461 \| good
2026-03-08T14:00:00.000Z	60 \| moderate	13.506 \| fine	60.619 \| fine	12.236 \| good	0.468 \| good	8.834 \| good	0.461 \| good
2026-03-08T15:00:00.000Z	60 \| moderate	13.901 \| fine	50.035 \| good	20.421 \| good	0.537 \| good	6.587 \| good	0.432 \| good
2026-03-08T16:00:00.000Z	58 \| moderate	12.937 \| fine	49.116 \| good	19.319 \| good	0.55 \| good	5.803 \| good	0.409 \| good
2026-03-08T17:00:00.000Z	52 \| moderate	10.494 \| good	28.277 \| good	26.52 \| good	0.517 \| good	3.215 \| good	0.38 \| good
2026-03-08T18:00:00.000Z	52 \| moderate	5.665 \| good	57.612 \| fine	17.289 \| good	0.491 \| good	4.203 \| good	0.358 \| good
2026-03-08T19:00:00.000Z	44 \| good	8.042 \| good	34.555 \| good	25.292 \| good	0.481 \| good	6.681 \| good	0.336 \| good
2026-03-08T20:00:00.000Z	33 \| good	6.435 \| good	30.8 \| good	32.573 \| good	0.47 \| good	6.617 \| good	0.305 \| good
2026-03-08T21:00:00.000Z	29 \| good	5.178 \| good	17.679 \| good	31.497 \| good	0.389 \| good	6.297 \| good	0.345 \| good
2026-03-08T22:00:00.000Z	32 \| good	5.266 \| good	23.192 \| good	34.811 \| good	0.384 \| good	2.444 \| good	0.411 \| good
2026-03-08T23:00:00.000Z	33 \| good	5.821 \| good	25.198 \| good	29.952 \| good	0.313 \| good	5.851 \| good	0.455 \| good
2026-03-09T00:00:00.000Z	38 \| good	7.235 \| good	33.772 \| good	28.328 \| good	0.329 \| good	5.324 \| good	0.476 \| good
2026-03-09T01:00:00.000Z	38 \| good	6.601 \| good	29.407 \| good	21.034 \| good	0.326 \| good	10.253 \| good	0.558 \| good
2026-03-09T02:00:00.000Z	52 \| moderate	10.03 \| good	45.392 \| good	16.625 \| good	0.415 \| good	13.581 \| good	0.666 \| good
2026-03-09T03:00:00.000Z	38 \| good	6.553 \| good	29.644 \| good	22.907 \| good	2.267 \| good	15.67 \| good	0.283 \| good
2026-03-09T04:00:00.000Z	58 \| moderate	12.948 \| fine	46.017 \| good	7.857 \| good	0.761 \| good	10.829 \| good	0.847 \| good
2026-03-09T05:00:00.000Z	44 \| good	7.902 \| good	27.277 \| good	14.883 \| good	0.838 \| good	8.491 \| good	0.75 \| good
2026-03-09T06:00:00.000Z	60 \| moderate	13.62 \| fine	47.577 \| good	7.584 \| good	0.895 \| good	9.252 \| good	0.709 \| good
2026-03-09T07:00:00.000Z	52 \| moderate	9.597 \| good	30.897 \| good	18.676 \| good	0.972 \| good	9.503 \| good	0.722 \| good
2026-03-09T08:00:00.000Z	54 \| moderate	9.109 \| good	61.716 \| fine	10.137 \| good	0.925 \| good	18.663 \| good	0.664 \| good
2026-03-09T09:00:00.000Z	58 \| moderate	12.956 \| fine	35.699 \| good	16.301 \| good	1.033 \| good	20.457 \| good	0.638 \| good
2026-03-09T10:00:00.000Z	49 \| good	8.756 \| good	37.54 \| good	9.492 \| good	1.276 \| good	17.825 \| good	0.612 \| good
2026-03-09T11:00:00.000Z	54 \| moderate	11.046 \| good	53.837 \| good	10.127 \| good	1.777 \| good	11.499 \| good	0.695 \| good
2026-03-09T12:00:00.000Z	56 \| moderate	11.895 \| good	51.258 \| good	5.594 \| good	3.064 \| good	12.605 \| good	0.947 \| good
2026-03-09T13:00:00.000Z	58 \| moderate	12.879 \| fine	47.449 \| good	5.041 \| good	1.687 \| good	15.834 \| good	0.98 \| good
2026-03-09T14:00:00.000Z	58 \| moderate	12.869 \| fine	41.277 \| good	7.895 \| good	0.934 \| good	12.489 \| good	1.044 \| good
2026-03-09T15:00:00.000Z	58 \| moderate	13.305 \| fine	46.176 \| good	16.164 \| good	1.027 \| good	11.598 \| good	0.684 \| good
2026-03-09T16:00:00.000Z	44 \| good	7.983 \| good	36.093 \| good	30.858 \| good	1.023 \| good	4.44 \| good	0.443 \| good
2026-03-09T17:00:00.000Z	33 \| good	5.683 \| good	20.38 \| good	33.459 \| good	0.847 \| good	3.074 \| good	0.353 \| good
2026-03-09T18:00:00.000Z	29 \| good	3.282 \| good	17.138 \| good	31.292 \| good	0.546 \| good	3.036 \| good	0.273 \| good
2026-03-09T19:00:00.000Z	32 \| good	3.658 \| good	15.909 \| good	35.176 \| good	0.315 \| good	2.112 \| good	0.282 \| good
2026-03-09T20:00:00.000Z	34 \| good	3.817 \| good	12.318 \| good	36.917 \| good	0.319 \| good	1.992 \| good	0.282 \| good
2026-03-09T21:00:00.000Z	36 \| good	3.407 \| good	16.851 \| good	38.94 \| good	0.368 \| good	1.976 \| good	0.252 \| good
2026-03-09T22:00:00.000Z	41 \| good	3.763 \| good	15.31 \| good	44.384 \| good	0.431 \| good	2.678 \| good	0.291 \| good
2026-03-09T23:00:00.000Z	45 \| good	3.367 \| good	15.616 \| good	49.022 \| good	0.515 \| good	1.717 \| good	0.265 \| good
2026-03-10T00:00:00.000Z	44 \| good	3.385 \| good	14.507 \| good	46.6 \| good	0.583 \| good	6.172 \| good	0.283 \| good
2026-03-10T00:00:00.000Z	44 \| good	3.385 \| good	14.507 \| good	46.6 \| good	0.583 \| good	6.172 \| good	0.283 \| good
2026-03-10T01:00:00.000Z	44 \| good	7.506 \| good	33.095 \| good	36.73 \| good	3.204 \| good	11.195 \| good	0.245 \| good
2026-03-10T02:00:00.000Z	33 \| good	5.883 \| good	25.268 \| good	31.067 \| good	3.06 \| good	11.067 \| good	0.25 \| good
2026-03-10T03:00:00.000Z	33 \| good	6.429 \| good	28.993 \| good	29.59 \| good	2.916 \| good	10.938 \| good	0.254 \| good
2026-03-10T04:00:00.000Z	44 \| good	7.704 \| good	33.991 \| good	26.285 \| good	2.612 \| good	10.028 \| good	0.252 \| good
2026-03-10T05:00:00.000Z	52 \| moderate	9.796 \| good	43.102 \| good	24.382 \| good	2.307 \| good	9.117 \| good	0.25 \| good
2026-03-10T06:00:00.000Z	54 \| moderate	11.479 \| good	51.149 \| good	24.612 \| good	2.003 \| good	8.207 \| good	0.247 \| good
2026-03-10T07:00:00.000Z	62 \| moderate	14.815 \| fine	66.769 \| fine	19.731 \| good	2.032 \| good	8.428 \| good	0.253 \| good
2026-03-10T08:00:00.000Z	64 \| moderate	16.083 \| fine	71.031 \| fine	15.839 \| good	2.062 \| good	8.649 \| good	0.259 \| good
2026-03-10T09:00:00.000Z	66 \| moderate	16.732 \| fine	74.738 \| fine	12.681 \| good	2.091 \| good	8.87 \| good	0.265 \| good
2026-03-10T10:00:00.000Z	66 \| moderate	16.558 \| fine	73.185 \| fine	14.374 \| good	2.274 \| good	10.404 \| good	0.292 \| good
2026-03-10T11:00:00.000Z	64 \| moderate	16.142 \| fine	71.282 \| fine	12.611 \| good	2.456 \| good	11.939 \| good	0.32 \| good
2026-03-10T12:00:00.000Z	62 \| moderate	14.762 \| fine	65.277 \| fine	12.458 \| good	2.638 \| good	13.474 \| good	0.347 \| good
2026-03-10T13:00:00.000Z	56 \| moderate	12.101 \| fine	54.144 \| good	16.987 \| good	2.461 \| good	11.459 \| good	0.326 \| good
2026-03-10T14:00:00.000Z	49 \| good	9.334 \| good	42.068 \| good	23.165 \| good	2.283 \| good	9.445 \| good	0.305 \| good
2026-03-10T15:00:00.000Z	49 \| good	9.158 \| good	40.85 \| good	33.192 \| good	2.105 \| good	7.431 \| good	0.283 \| good
2026-03-10T16:00:00.000Z	38 \| good	6.869 \| good	30.049 \| good	39.863 \| good	2.448 \| good	6.063 \| good	0.249 \| good
2026-03-10T17:00:00.000Z	40 \| good	6.478 \| good	28.979 \| good	42.897 \| good	2.791 \| good	4.695 \| good	0.215 \| good
2026-03-10T18:00:00.000Z	44 \| good	8.177 \| good	35.937 \| good	39.798 \| good	3.134 \| good	3.327 \| good	0.182 \| good
2026-03-10T19:00:00.000Z	44 \| good	8.322 \| good	36.904 \| good	39.967 \| good	2.918 \| good	3.163 \| good	0.177 \| good
2026-03-10T20:00:00.000Z	44 \| good	8.035 \| good	35.07 \| good	39.765 \| good	2.702 \| good	3 \| good	0.172 \| good
2026-03-10T21:00:00.000Z	38 \| good	7.466 \| good	33.015 \| good	35.989 \| good	2.486 \| good	2.836 \| good	0.167 \| good
2026-03-10T22:00:00.000Z	38 \| good	7.205 \| good	31.94 \| good	35.218 \| good	2.327 \| good	5.24 \| good	0.189 \| good
2026-03-10T23:00:00.000Z	44 \| good	8.466 \| good	36.954 \| good	32.549 \| good	2.167 \| good	7.644 \| good	0.212 \| good
2026-03-11T00:00:00.000Z	38 \| good	6.633 \| good	29.925 \| good	35.461 \| good	2.008 \| good	10.048 \| good	0.235 \| good
2026-03-11T01:00:00.000Z	33 \| good	6.092 \| good	27.063 \| good	31.781 \| good	1.86 \| good	9.398 \| good	0.233 \| good
2026-03-11T02:00:00.000Z	52 \| moderate	9.835 \| good	43.974 \| good	31.401 \| good	1.712 \| good	8.748 \| good	0.231 \| good
2026-03-11T03:00:00.000Z	54 \| moderate	11.197 \| good	49.888 \| good	32.699 \| good	1.564 \| good	8.098 \| good	0.229 \| good
2026-03-11T04:00:00.000Z	54 \| moderate	11.368 \| good	50.064 \| good	31.315 \| good	1.587 \| good	7.324 \| good	0.225 \| good
2026-03-11T05:00:00.000Z	52 \| moderate	9.567 \| good	42.834 \| good	28.995 \| good	1.611 \| good	6.549 \| good	0.221 \| good
2026-03-11T06:00:00.000Z	77 \| moderate	22.706 \| fine	22.789 \| good	31.281 \| good	1.818 \| good	5.727 \| good	0.22 \| good
2026-03-11T07:00:00.000Z	28 \| good	5.292 \| good	22.979 \| good	29.635 \| good	1.667 \| good	5.578 \| good	0.216 \| good
2026-03-11T08:00:00.000Z	52 \| moderate	10.301 \| good	45.902 \| good	21.929 \| good	1.699 \| good	5.38 \| good	0.214 \| good
2026-03-11T09:00:00.000Z	54 \| moderate	10.679 \| good	47.007 \| good	17.766 \| good	1.732 \| good	5.183 \| good	0.212 \| good
2026-03-11T10:00:00.000Z	44 \| good	8.179 \| good	35.89 \| good	21.252 \| good	1.86 \| good	6.239 \| good	0.222 \| good
2026-03-11T11:00:00.000Z	44 \| good	8.343 \| good	36.877 \| good	20.28 \| good	1.987 \| good	7.295 \| good	0.231 \| good
2026-03-11T12:00:00.000Z	81 \| moderate	25.471 \| fine	25.568 \| good	17.09 \| good	2.392 \| good	8.415 \| good	0.245 \| good
2026-03-11T13:00:00.000Z	79 \| moderate	24.241 \| fine	24.317 \| good	19.736 \| good	2.327 \| good	7.523 \| good	0.236 \| good
2026-03-11T14:00:00.000Z	73 \| moderate	21.195 \| fine	21.276 \| good	22.382 \| good	2.261 \| good	6.63 \| good	0.227 \| good
2026-03-11T15:00:00.000Z	64 \| moderate	16.016 \| fine	16.108 \| good	25.027 \| good	2.196 \| good	5.737 \| good	0.218 \| good
2026-03-11T16:00:00.000Z	56 \| moderate	12.062 \| good	12.148 \| good	29.854 \| good	2.141 \| good	4.835 \| good	0.201 \| good
2026-03-11T17:00:00.000Z	44 \| good	8.019 \| good	35.017 \| good	28.06 \| good	2.068 \| good	3.923 \| good	0.183 \| good
2026-03-11T18:00:00.000Z	52 \| moderate	10.148 \| good	10.228 \| good	39.508 \| good	2.03 \| good	3.032 \| good	0.166 \| good
2026-03-11T19:00:00.000Z	52 \| moderate	9.537 \| good	9.626 \| good	40.82 \| good	1.893 \| good	2.997 \| good	0.163 \| good
2026-03-11T20:00:00.000Z	49 \| good	9.486 \| good	9.569 \| good	42.132 \| good	1.755 \| good	2.961 \| good	0.16 \| good
2026-03-11T21:00:00.000Z	52 \| moderate	9.659 \| good	9.731 \| good	43.443 \| good	1.618 \| good	2.926 \| good	0.157 \| good
2026-03-11T22:00:00.000Z	52 \| moderate	9.806 \| good	9.866 \| good	40.531 \| good	1.548 \| good	3.77 \| good	0.16 \| good
2026-03-11T23:00:00.000Z	49 \| good	9.44 \| good	9.502 \| good	37.619 \| good	1.478 \| good	4.615 \| good	0.163 \| good
2026-03-12T00:00:00.000Z	49 \| good	9.018 \| good	9.077 \| good	34.707 \| good	1.408 \| good	5.459 \| good	0.166 \| good

Caln

Empower business decisions with accurate air quality data

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

0.27ppm

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 Caln, Pennsylvania updated?

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

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

The worst air quality in Caln, Pennsylvania was recorded at 06:00:00 on 2026-03-09.

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

The best air quality in Caln, Pennsylvania was recorded at 06:00:00 on 2026-03-09.

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

The real-time air quality index in Caln, Pennsylvania is 44, currently categorized as Good.

Which pollutant is found most often in Caln, Pennsylvania?

The most common pollutant in Caln, Pennsylvania is O3.

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

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

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

The measured PM_2.5 levels in Caln, Pennsylvania at present are 3.385 μg/m³.

What are the current PM₁₀ levels at Caln, Pennsylvania?

The current PM₁₀ levels in Caln, Pennsylvania are 14.507 μg/m³.

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

The current carbon monoxide (CO) level in Caln, Pennsylvania is 0.283 ppm.

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

The current sulfur dioxide (SO₂) levels in Caln, Pennsylvania are 0.583 ppb.

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

The current ozone (O₃) levels at Caln, Pennsylvania is 46.6 ppm.

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

The current nitrogen dioxide (NO₂) levels at Caln, Pennsylvania is 6.172 ppb.

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