What are the current PM10 levels at Caln, Pennsylvania?

The current PM10 levels in Caln, Pennsylvania are 62.786 μg/m3.

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

The current sulfur dioxide (SO2) levels in Caln, Pennsylvania are 0.54 ppb.

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

The current ozone (O3) levels at Caln, Pennsylvania is 46.011 ppm.

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

The current nitrogen dioxide (NO2) levels at Caln, Pennsylvania is 12.263 ppb.

Real-time air quality index in Caln, Pennsylvania today

Name: Live air pollution levels in Caln, Pennsylvania today
Creator: Ambee

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)

Moderate

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)

13.05 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

56.48 μg/m³

155

255

425

605+

Ozone (O₃)

29.69 ppb

201

201+

Sulfur Dioxide (SO₂)

0.29 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

9.25 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.33 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Caln, Pennsylvania

Get Live Pollen Counts

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
2025-07-31T03:00:00.000Z	54 \| moderate	11.258 \| good	55.713 \| fine	44.141 \| good	0.345 \| good	7.646 \| good	0.338 \| good
2025-07-31T04:00:00.000Z	56 \| moderate	11.807 \| good	48.519 \| good	32.308 \| good	0.35 \| good	7.518 \| good	0.338 \| good
2025-07-31T05:00:00.000Z	58 \| moderate	13.025 \| fine	63.061 \| fine	31.384 \| good	1.085 \| good	10.338 \| good	0.338 \| good
2025-07-31T06:00:00.000Z	56 \| moderate	12.326 \| fine	53.017 \| good	28.893 \| good	1.445 \| good	7.51 \| good	0.338 \| good
2025-07-31T07:00:00.000Z	54 \| moderate	10.639 \| good	50.311 \| good	25.734 \| good	0.542 \| good	4.493 \| good	0.297 \| good
2025-07-31T08:00:00.000Z	54 \| moderate	11.071 \| good	39.817 \| good	16.95 \| good	0.414 \| good	8.242 \| good	0.297 \| good
2025-07-31T09:00:00.000Z	56 \| moderate	11.587 \| good	53.752 \| good	29.959 \| good	0.297 \| good	7.283 \| good	0.297 \| good
2025-07-31T10:00:00.000Z	58 \| moderate	13.018 \| fine	52.163 \| good	17.548 \| good	0.796 \| good	11.162 \| good	0.308 \| good
2025-07-31T11:00:00.000Z	56 \| moderate	12.006 \| good	52.385 \| good	18.782 \| good	0.236 \| good	10.663 \| good	0.308 \| good
2025-07-31T12:00:00.000Z	49 \| good	9.491 \| good	36.411 \| good	21.895 \| good	0.264 \| good	9.578 \| good	0.342 \| good
2025-07-31T13:00:00.000Z	52 \| moderate	10.159 \| good	39.425 \| good	22.366 \| good	0.25 \| good	8.214 \| good	0.405 \| good
2025-07-31T14:00:00.000Z	52 \| moderate	10.35 \| good	40.286 \| good	28.856 \| good	0.252 \| good	10.722 \| good	0.461 \| good
2025-07-31T15:00:00.000Z	56 \| moderate	12.02 \| good	42.863 \| good	31.736 \| good	0.224 \| good	8.274 \| good	0.413 \| good
2025-07-31T16:00:00.000Z	54 \| moderate	11.371 \| good	59.702 \| fine	33.644 \| good	0.201 \| good	6.84 \| good	0.372 \| good
2025-07-31T17:00:00.000Z	52 \| moderate	10.242 \| good	42.868 \| good	33.133 \| good	0.706 \| good	7.25 \| good	0.346 \| good
2025-07-31T18:00:00.000Z	49 \| good	8.586 \| good	47.626 \| good	39.135 \| good	0.198 \| good	7.004 \| good	0.316 \| good
2025-07-31T19:00:00.000Z	49 \| good	9.013 \| good	41.214 \| good	35.73 \| good	0.61 \| good	4.22 \| good	0.327 \| good
2025-07-31T20:00:00.000Z	38 \| good	6.754 \| good	38.314 \| good	35.596 \| good	0.426 \| good	4.129 \| good	0.33 \| good
2025-07-31T21:00:00.000Z	33 \| good	5.462 \| good	25.015 \| good	36.162 \| good	0.345 \| good	4.427 \| good	0.36 \| good
2025-07-31T22:00:00.000Z	31 \| good	5.233 \| good	32.573 \| good	33.505 \| good	0.295 \| good	4.215 \| good	0.367 \| good
2025-07-31T23:00:00.000Z	35 \| good	5.92 \| good	27 \| good	38.454 \| good	0.953 \| good	5.104 \| good	0.239 \| good
2025-08-01T00:00:00.000Z	33 \| good	6.45 \| good	28.111 \| good	30.301 \| good	0.343 \| good	5.403 \| good	0.416 \| good
2025-08-01T01:00:00.000Z	52 \| moderate	10.075 \| good	42.658 \| good	26.422 \| good	0.349 \| good	5.246 \| good	0.416 \| good
2025-08-01T02:00:00.000Z	44 \| good	8.051 \| good	37.165 \| good	20.676 \| good	0.286 \| good	5.281 \| good	0.419 \| good
2025-08-01T03:00:00.000Z	54 \| moderate	10.855 \| good	44.749 \| good	19.657 \| good	0.312 \| good	3.554 \| good	0.416 \| good
2025-08-01T04:00:00.000Z	54 \| moderate	11.225 \| good	43.56 \| good	23.546 \| good	0.229 \| good	3.098 \| good	0.416 \| good
2025-08-01T05:00:00.000Z	33 \| good	5.942 \| good	24.671 \| good	18.712 \| good	0.211 \| good	3.357 \| good	0.382 \| good
2025-08-01T06:00:00.000Z	44 \| good	7.955 \| good	36.039 \| good	17.655 \| good	0.24 \| good	3.075 \| good	0.382 \| good
2025-08-01T07:00:00.000Z	56 \| moderate	11.671 \| good	38.029 \| good	15.819 \| good	0.204 \| good	2.701 \| good	0.382 \| good
2025-08-01T08:00:00.000Z	38 \| good	6.905 \| good	40.143 \| good	15.742 \| good	0.185 \| good	2.377 \| good	0.36 \| good
2025-08-01T09:00:00.000Z	20 \| good	2.306 \| good	15.995 \| good	21.63 \| good	0.243 \| good	3.095 \| good	0.315 \| good
2025-08-01T10:00:00.000Z	18 \| good	2.994 \| good	13.946 \| good	18.678 \| good	0.216 \| good	3.039 \| good	0.315 \| good
2025-08-01T11:00:00.000Z	19 \| good	2.405 \| good	11.574 \| good	21.041 \| good	0.216 \| good	4.925 \| good	0.36 \| good
2025-08-01T12:00:00.000Z	19 \| good	3.25 \| good	19.523 \| good	21.166 \| good	0.214 \| good	4.672 \| good	0.378 \| good
2025-08-01T13:00:00.000Z	25 \| good	3.712 \| good	19.546 \| good	26.868 \| good	0.186 \| good	4.984 \| good	0.322 \| good
2025-08-01T14:00:00.000Z	26 \| good	4.098 \| good	14.804 \| good	27.753 \| good	0.233 \| good	4.377 \| good	0.322 \| good
2025-08-01T15:00:00.000Z	27 \| good	4.982 \| good	22.876 \| good	27.343 \| good	0.221 \| good	3.448 \| good	0.341 \| good
2025-08-01T16:00:00.000Z	28 \| good	5.03 \| good	15.848 \| good	29.529 \| good	0.219 \| good	2.855 \| good	0.315 \| good
2025-08-01T17:00:00.000Z	27 \| good	4.854 \| good	24.667 \| good	28.483 \| good	0.217 \| good	2.687 \| good	0.333 \| good
2025-08-01T18:00:00.000Z	33 \| good	5.538 \| good	23.49 \| good	29.739 \| good	0.216 \| good	2.7 \| good	0.333 \| good
2025-08-01T19:00:00.000Z	44 \| good	5.775 \| good	47.265 \| good	32.117 \| good	0.293 \| good	2.862 \| good	0.36 \| good
2025-08-01T20:00:00.000Z	33 \| good	5.699 \| good	20.644 \| good	32.96 \| good	0.237 \| good	3.663 \| good	0.333 \| good
2025-08-01T21:00:00.000Z	32 \| good	5.435 \| good	25.261 \| good	35.406 \| good	0.304 \| good	3.189 \| good	0.333 \| good
2025-08-01T22:00:00.000Z	33 \| good	5.824 \| good	27.237 \| good	34.325 \| good	0.388 \| good	3.644 \| good	0.363 \| good
2025-08-01T23:00:00.000Z	33 \| good	6.363 \| good	24.136 \| good	31.76 \| good	0.335 \| good	4.843 \| good	0.333 \| good
2025-08-02T00:00:00.000Z	38 \| good	7.009 \| good	27.984 \| good	31.31 \| good	0.179 \| good	5.343 \| good	0.322 \| good
2025-08-02T01:00:00.000Z	52 \| moderate	9.806 \| good	38.892 \| good	33.215 \| good	0.209 \| good	7.232 \| good	0.345 \| good
2025-08-02T02:00:00.000Z	58 \| moderate	13.055 \| fine	56.477 \| fine	29.687 \| good	0.289 \| good	9.253 \| good	0.326 \| good
2025-08-02T02:00:00.000Z	58 \| moderate	13.055 \| fine	56.477 \| fine	29.687 \| good	0.289 \| good	9.253 \| good	0.326 \| good
2025-07-30T06:00:00.000Z	79 \| moderate	23.52 \| fine	102.942 \| fine	27.439 \| good	2.706 \| good	8.488 \| good	0.307 \| good
2025-07-30T07:00:00.000Z	75 \| moderate	22.475 \| fine	98.919 \| fine	25.074 \| good	2.664 \| good	8.611 \| good	0.308 \| good
2025-07-30T08:00:00.000Z	77 \| moderate	22.717 \| fine	99.026 \| fine	23.612 \| good	2.621 \| good	8.734 \| good	0.308 \| good
2025-07-30T09:00:00.000Z	77 \| moderate	22.709 \| fine	98.986 \| fine	22.179 \| good	2.579 \| good	8.857 \| good	0.308 \| good
2025-07-30T10:00:00.000Z	75 \| moderate	21.667 \| fine	94.938 \| fine	19.256 \| good	2.626 \| good	8.503 \| good	0.327 \| good
2025-07-30T11:00:00.000Z	73 \| moderate	20.773 \| fine	90.918 \| fine	18.445 \| good	2.674 \| good	8.149 \| good	0.347 \| good
2025-07-30T12:00:00.000Z	69 \| moderate	19.382 \| fine	85.049 \| fine	27.208 \| good	2.721 \| good	7.795 \| good	0.366 \| good
2025-07-30T13:00:00.000Z	67 \| moderate	17.555 \| fine	77.165 \| fine	38.589 \| good	2.639 \| good	6.07 \| good	0.338 \| good
2025-07-30T14:00:00.000Z	66 \| moderate	16.714 \| fine	74.78 \| fine	46.258 \| good	2.556 \| good	4.346 \| good	0.309 \| good
2025-07-30T15:00:00.000Z	64 \| moderate	15.774 \| fine	70.84 \| fine	50.159 \| good	2.474 \| good	2.622 \| good	0.281 \| good
2025-07-30T16:00:00.000Z	62 \| moderate	15.36 \| fine	68.961 \| fine	52.148 \| good	2.415 \| good	2.231 \| good	0.263 \| good
2025-07-30T17:00:00.000Z	62 \| moderate	15.059 \| fine	67.112 \| fine	52.25 \| good	2.356 \| good	1.84 \| good	0.245 \| good
2025-07-30T18:00:00.000Z	62 \| moderate	14.982 \| fine	67.125 \| fine	54.494 \| good	2.297 \| good	1.45 \| good	0.227 \| good
2025-07-30T19:00:00.000Z	74 \| moderate	15.743 \| fine	70.866 \| fine	62.002 \| fine	2.187 \| good	1.49 \| good	0.221 \| good
2025-07-30T20:00:00.000Z	90 \| moderate	17.708 \| fine	78.607 \| fine	67.207 \| fine	2.076 \| good	1.531 \| good	0.214 \| good
2025-07-30T21:00:00.000Z	67 \| moderate	18.363 \| fine	80.619 \| fine	60.129 \| fine	1.966 \| good	1.571 \| good	0.208 \| good
2025-07-30T22:00:00.000Z	64 \| moderate	16.379 \| fine	72.855 \| fine	45.41 \| good	1.885 \| good	3.353 \| good	0.224 \| good
2025-07-30T23:00:00.000Z	66 \| moderate	16.779 \| fine	74.866 \| fine	34.993 \| good	1.803 \| good	5.135 \| good	0.241 \| good
2025-07-31T00:00:00.000Z	66 \| moderate	17.382 \| fine	77.011 \| fine	31.621 \| good	1.722 \| good	6.917 \| good	0.258 \| good
2025-07-31T01:00:00.000Z	67 \| moderate	17.982 \| fine	78.962 \| fine	31.571 \| good	1.7 \| good	8.212 \| good	0.272 \| good
2025-07-31T02:00:00.000Z	73 \| moderate	20.534 \| fine	90.831 \| fine	31.792 \| good	1.678 \| good	9.506 \| good	0.287 \| good
2025-07-31T03:00:00.000Z	77 \| moderate	22.772 \| fine	99.074 \| fine	29.014 \| good	1.656 \| good	10.8 \| good	0.301 \| good
2025-07-31T04:00:00.000Z	75 \| moderate	22.23 \| fine	97.044 \| fine	28.574 \| good	1.522 \| good	9.47 \| good	0.281 \| good
2025-07-31T05:00:00.000Z	69 \| moderate	19.119 \| fine	84.856 \| fine	25.939 \| good	1.388 \| good	8.14 \| good	0.26 \| good
2025-07-31T06:00:00.000Z	71 \| moderate	19.91 \| fine	87.057 \| fine	23.18 \| good	1.255 \| good	6.811 \| good	0.24 \| good
2025-07-31T07:00:00.000Z	69 \| moderate	19.278 \| fine	85.018 \| fine	20.755 \| good	1.318 \| good	6.258 \| good	0.23 \| good
2025-07-31T08:00:00.000Z	73 \| moderate	21.354 \| fine	93.105 \| fine	20.123 \| good	1.381 \| good	5.706 \| good	0.22 \| good
2025-07-31T09:00:00.000Z	66 \| moderate	17.121 \| fine	76.798 \| fine	16.523 \| good	1.444 \| good	5.154 \| good	0.21 \| good
2025-07-31T10:00:00.000Z	67 \| moderate	17.883 \| fine	79.076 \| fine	13.974 \| good	1.444 \| good	5.037 \| good	0.211 \| good
2025-07-31T11:00:00.000Z	64 \| moderate	16.449 \| fine	72.908 \| fine	14.653 \| good	1.444 \| good	4.92 \| good	0.213 \| good
2025-07-31T12:00:00.000Z	64 \| moderate	15.611 \| fine	69.083 \| fine	18.356 \| good	1.444 \| good	4.803 \| good	0.214 \| good
2025-07-31T13:00:00.000Z	64 \| moderate	16.254 \| fine	72.745 \| fine	20.833 \| good	1.484 \| good	3.947 \| good	0.21 \| good
2025-07-31T14:00:00.000Z	66 \| moderate	17.228 \| fine	76.71 \| fine	25.156 \| good	1.523 \| good	3.091 \| good	0.206 \| good
2025-07-31T15:00:00.000Z	67 \| moderate	18.149 \| fine	80.61 \| fine	35.551 \| good	1.563 \| good	2.235 \| good	0.202 \| good
2025-07-31T16:00:00.000Z	67 \| moderate	17.828 \| fine	78.697 \| fine	45.916 \| good	1.495 \| good	1.929 \| good	0.197 \| good
2025-07-31T17:00:00.000Z	67 \| moderate	18.445 \| fine	80.841 \| fine	49.014 \| good	1.428 \| good	1.623 \| good	0.193 \| good
2025-07-31T18:00:00.000Z	71 \| moderate	20.148 \| fine	88.525 \| fine	44.737 \| good	1.36 \| good	1.318 \| good	0.188 \| good
2025-07-31T19:00:00.000Z	62 \| moderate	14.635 \| fine	65.255 \| fine	41.232 \| good	1.288 \| good	1.617 \| good	0.188 \| good
2025-07-31T20:00:00.000Z	58 \| moderate	12.759 \| fine	57.17 \| fine	43.423 \| good	1.215 \| good	1.915 \| good	0.189 \| good
2025-07-31T21:00:00.000Z	58 \| moderate	13.088 \| fine	59.046 \| fine	43.063 \| good	1.143 \| good	2.214 \| good	0.19 \| good
2025-07-31T22:00:00.000Z	54 \| moderate	11.004 \| good	48.31 \| good	35.279 \| good	1.227 \| good	3.813 \| good	0.21 \| good
2025-07-31T23:00:00.000Z	49 \| good	9.428 \| good	42.011 \| good	33.201 \| good	1.311 \| good	5.413 \| good	0.231 \| good
2025-08-01T00:00:00.000Z	64 \| moderate	15.742 \| fine	16.222 \| good	50.464 \| good	1.441 \| good	6.996 \| good	0.255 \| good
2025-08-01T01:00:00.000Z	58 \| moderate	12.897 \| fine	57.275 \| fine	30.725 \| good	1.477 \| good	7.433 \| good	0.254 \| good
2025-08-01T02:00:00.000Z	58 \| moderate	12.527 \| fine	57.018 \| fine	30.604 \| good	1.56 \| good	7.854 \| good	0.256 \| good
2025-08-01T03:00:00.000Z	62 \| moderate	14.727 \| fine	65.15 \| fine	28.385 \| good	1.643 \| good	8.275 \| good	0.259 \| good
2025-08-01T04:00:00.000Z	64 \| moderate	15.771 \| fine	70.943 \| fine	26.032 \| good	1.606 \| good	8.24 \| good	0.25 \| good
2025-08-01T05:00:00.000Z	67 \| moderate	18.069 \| fine	79.051 \| fine	23.264 \| good	1.569 \| good	8.205 \| good	0.241 \| good

Caln

Empower business decisions with accurate air quality data

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

0.39ppm

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 10:00:00 on 2025-07-29.

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

The best air quality in Caln, Pennsylvania was recorded at 01:00:00 on 2025-07-29.

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

The real-time air quality index in Caln, Pennsylvania is 56, currently categorized as Moderate.

Which pollutant is found most often in Caln, Pennsylvania?

The most common pollutant in Caln, Pennsylvania is PM2.5.

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 12.499 μg/m³.

What are the current PM₁₀ levels at Caln, Pennsylvania?

The current PM₁₀ levels in Caln, Pennsylvania are 62.786 μg/m³.

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

The current carbon monoxide (CO) level in Caln, Pennsylvania is 0.389 ppm.

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

The current sulfur dioxide (SO₂) levels in Caln, Pennsylvania are 0.54 ppb.

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

The current ozone (O₃) levels at Caln, Pennsylvania is 46.011 ppm.

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

The current nitrogen dioxide (NO₂) levels at Caln, Pennsylvania is 12.263 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-07-31T03:00:00.000Z	54 \| moderate	11.258 \| good	55.713 \| fine	44.141 \| good	0.345 \| good	7.646 \| good	0.338 \| good
2025-07-31T04:00:00.000Z	56 \| moderate	11.807 \| good	48.519 \| good	32.308 \| good	0.35 \| good	7.518 \| good	0.338 \| good
2025-07-31T05:00:00.000Z	58 \| moderate	13.025 \| fine	63.061 \| fine	31.384 \| good	1.085 \| good	10.338 \| good	0.338 \| good
2025-07-31T06:00:00.000Z	56 \| moderate	12.326 \| fine	53.017 \| good	28.893 \| good	1.445 \| good	7.51 \| good	0.338 \| good
2025-07-31T07:00:00.000Z	54 \| moderate	10.639 \| good	50.311 \| good	25.734 \| good	0.542 \| good	4.493 \| good	0.297 \| good
2025-07-31T08:00:00.000Z	54 \| moderate	11.071 \| good	39.817 \| good	16.95 \| good	0.414 \| good	8.242 \| good	0.297 \| good
2025-07-31T09:00:00.000Z	56 \| moderate	11.587 \| good	53.752 \| good	29.959 \| good	0.297 \| good	7.283 \| good	0.297 \| good
2025-07-31T10:00:00.000Z	58 \| moderate	13.018 \| fine	52.163 \| good	17.548 \| good	0.796 \| good	11.162 \| good	0.308 \| good
2025-07-31T11:00:00.000Z	56 \| moderate	12.006 \| good	52.385 \| good	18.782 \| good	0.236 \| good	10.663 \| good	0.308 \| good
2025-07-31T12:00:00.000Z	49 \| good	9.491 \| good	36.411 \| good	21.895 \| good	0.264 \| good	9.578 \| good	0.342 \| good
2025-07-31T13:00:00.000Z	52 \| moderate	10.159 \| good	39.425 \| good	22.366 \| good	0.25 \| good	8.214 \| good	0.405 \| good
2025-07-31T14:00:00.000Z	52 \| moderate	10.35 \| good	40.286 \| good	28.856 \| good	0.252 \| good	10.722 \| good	0.461 \| good
2025-07-31T15:00:00.000Z	56 \| moderate	12.02 \| good	42.863 \| good	31.736 \| good	0.224 \| good	8.274 \| good	0.413 \| good
2025-07-31T16:00:00.000Z	54 \| moderate	11.371 \| good	59.702 \| fine	33.644 \| good	0.201 \| good	6.84 \| good	0.372 \| good
2025-07-31T17:00:00.000Z	52 \| moderate	10.242 \| good	42.868 \| good	33.133 \| good	0.706 \| good	7.25 \| good	0.346 \| good
2025-07-31T18:00:00.000Z	49 \| good	8.586 \| good	47.626 \| good	39.135 \| good	0.198 \| good	7.004 \| good	0.316 \| good
2025-07-31T19:00:00.000Z	49 \| good	9.013 \| good	41.214 \| good	35.73 \| good	0.61 \| good	4.22 \| good	0.327 \| good
2025-07-31T20:00:00.000Z	38 \| good	6.754 \| good	38.314 \| good	35.596 \| good	0.426 \| good	4.129 \| good	0.33 \| good
2025-07-31T21:00:00.000Z	33 \| good	5.462 \| good	25.015 \| good	36.162 \| good	0.345 \| good	4.427 \| good	0.36 \| good
2025-07-31T22:00:00.000Z	31 \| good	5.233 \| good	32.573 \| good	33.505 \| good	0.295 \| good	4.215 \| good	0.367 \| good
2025-07-31T23:00:00.000Z	35 \| good	5.92 \| good	27 \| good	38.454 \| good	0.953 \| good	5.104 \| good	0.239 \| good
2025-08-01T00:00:00.000Z	33 \| good	6.45 \| good	28.111 \| good	30.301 \| good	0.343 \| good	5.403 \| good	0.416 \| good
2025-08-01T01:00:00.000Z	52 \| moderate	10.075 \| good	42.658 \| good	26.422 \| good	0.349 \| good	5.246 \| good	0.416 \| good
2025-08-01T02:00:00.000Z	44 \| good	8.051 \| good	37.165 \| good	20.676 \| good	0.286 \| good	5.281 \| good	0.419 \| good
2025-08-01T03:00:00.000Z	54 \| moderate	10.855 \| good	44.749 \| good	19.657 \| good	0.312 \| good	3.554 \| good	0.416 \| good
2025-08-01T04:00:00.000Z	54 \| moderate	11.225 \| good	43.56 \| good	23.546 \| good	0.229 \| good	3.098 \| good	0.416 \| good
2025-08-01T05:00:00.000Z	33 \| good	5.942 \| good	24.671 \| good	18.712 \| good	0.211 \| good	3.357 \| good	0.382 \| good
2025-08-01T06:00:00.000Z	44 \| good	7.955 \| good	36.039 \| good	17.655 \| good	0.24 \| good	3.075 \| good	0.382 \| good
2025-08-01T07:00:00.000Z	56 \| moderate	11.671 \| good	38.029 \| good	15.819 \| good	0.204 \| good	2.701 \| good	0.382 \| good
2025-08-01T08:00:00.000Z	38 \| good	6.905 \| good	40.143 \| good	15.742 \| good	0.185 \| good	2.377 \| good	0.36 \| good
2025-08-01T09:00:00.000Z	20 \| good	2.306 \| good	15.995 \| good	21.63 \| good	0.243 \| good	3.095 \| good	0.315 \| good
2025-08-01T10:00:00.000Z	18 \| good	2.994 \| good	13.946 \| good	18.678 \| good	0.216 \| good	3.039 \| good	0.315 \| good
2025-08-01T11:00:00.000Z	19 \| good	2.405 \| good	11.574 \| good	21.041 \| good	0.216 \| good	4.925 \| good	0.36 \| good
2025-08-01T12:00:00.000Z	19 \| good	3.25 \| good	19.523 \| good	21.166 \| good	0.214 \| good	4.672 \| good	0.378 \| good
2025-08-01T13:00:00.000Z	25 \| good	3.712 \| good	19.546 \| good	26.868 \| good	0.186 \| good	4.984 \| good	0.322 \| good
2025-08-01T14:00:00.000Z	26 \| good	4.098 \| good	14.804 \| good	27.753 \| good	0.233 \| good	4.377 \| good	0.322 \| good
2025-08-01T15:00:00.000Z	27 \| good	4.982 \| good	22.876 \| good	27.343 \| good	0.221 \| good	3.448 \| good	0.341 \| good
2025-08-01T16:00:00.000Z	28 \| good	5.03 \| good	15.848 \| good	29.529 \| good	0.219 \| good	2.855 \| good	0.315 \| good
2025-08-01T17:00:00.000Z	27 \| good	4.854 \| good	24.667 \| good	28.483 \| good	0.217 \| good	2.687 \| good	0.333 \| good
2025-08-01T18:00:00.000Z	33 \| good	5.538 \| good	23.49 \| good	29.739 \| good	0.216 \| good	2.7 \| good	0.333 \| good
2025-08-01T19:00:00.000Z	44 \| good	5.775 \| good	47.265 \| good	32.117 \| good	0.293 \| good	2.862 \| good	0.36 \| good
2025-08-01T20:00:00.000Z	33 \| good	5.699 \| good	20.644 \| good	32.96 \| good	0.237 \| good	3.663 \| good	0.333 \| good
2025-08-01T21:00:00.000Z	32 \| good	5.435 \| good	25.261 \| good	35.406 \| good	0.304 \| good	3.189 \| good	0.333 \| good
2025-08-01T22:00:00.000Z	33 \| good	5.824 \| good	27.237 \| good	34.325 \| good	0.388 \| good	3.644 \| good	0.363 \| good
2025-08-01T23:00:00.000Z	33 \| good	6.363 \| good	24.136 \| good	31.76 \| good	0.335 \| good	4.843 \| good	0.333 \| good
2025-08-02T00:00:00.000Z	38 \| good	7.009 \| good	27.984 \| good	31.31 \| good	0.179 \| good	5.343 \| good	0.322 \| good
2025-08-02T01:00:00.000Z	52 \| moderate	9.806 \| good	38.892 \| good	33.215 \| good	0.209 \| good	7.232 \| good	0.345 \| good
2025-08-02T02:00:00.000Z	58 \| moderate	13.055 \| fine	56.477 \| fine	29.687 \| good	0.289 \| good	9.253 \| good	0.326 \| good
2025-08-02T02:00:00.000Z	58 \| moderate	13.055 \| fine	56.477 \| fine	29.687 \| good	0.289 \| good	9.253 \| good	0.326 \| good
2025-07-30T06:00:00.000Z	79 \| moderate	23.52 \| fine	102.942 \| fine	27.439 \| good	2.706 \| good	8.488 \| good	0.307 \| good
2025-07-30T07:00:00.000Z	75 \| moderate	22.475 \| fine	98.919 \| fine	25.074 \| good	2.664 \| good	8.611 \| good	0.308 \| good
2025-07-30T08:00:00.000Z	77 \| moderate	22.717 \| fine	99.026 \| fine	23.612 \| good	2.621 \| good	8.734 \| good	0.308 \| good
2025-07-30T09:00:00.000Z	77 \| moderate	22.709 \| fine	98.986 \| fine	22.179 \| good	2.579 \| good	8.857 \| good	0.308 \| good
2025-07-30T10:00:00.000Z	75 \| moderate	21.667 \| fine	94.938 \| fine	19.256 \| good	2.626 \| good	8.503 \| good	0.327 \| good
2025-07-30T11:00:00.000Z	73 \| moderate	20.773 \| fine	90.918 \| fine	18.445 \| good	2.674 \| good	8.149 \| good	0.347 \| good
2025-07-30T12:00:00.000Z	69 \| moderate	19.382 \| fine	85.049 \| fine	27.208 \| good	2.721 \| good	7.795 \| good	0.366 \| good
2025-07-30T13:00:00.000Z	67 \| moderate	17.555 \| fine	77.165 \| fine	38.589 \| good	2.639 \| good	6.07 \| good	0.338 \| good
2025-07-30T14:00:00.000Z	66 \| moderate	16.714 \| fine	74.78 \| fine	46.258 \| good	2.556 \| good	4.346 \| good	0.309 \| good
2025-07-30T15:00:00.000Z	64 \| moderate	15.774 \| fine	70.84 \| fine	50.159 \| good	2.474 \| good	2.622 \| good	0.281 \| good
2025-07-30T16:00:00.000Z	62 \| moderate	15.36 \| fine	68.961 \| fine	52.148 \| good	2.415 \| good	2.231 \| good	0.263 \| good
2025-07-30T17:00:00.000Z	62 \| moderate	15.059 \| fine	67.112 \| fine	52.25 \| good	2.356 \| good	1.84 \| good	0.245 \| good
2025-07-30T18:00:00.000Z	62 \| moderate	14.982 \| fine	67.125 \| fine	54.494 \| good	2.297 \| good	1.45 \| good	0.227 \| good
2025-07-30T19:00:00.000Z	74 \| moderate	15.743 \| fine	70.866 \| fine	62.002 \| fine	2.187 \| good	1.49 \| good	0.221 \| good
2025-07-30T20:00:00.000Z	90 \| moderate	17.708 \| fine	78.607 \| fine	67.207 \| fine	2.076 \| good	1.531 \| good	0.214 \| good
2025-07-30T21:00:00.000Z	67 \| moderate	18.363 \| fine	80.619 \| fine	60.129 \| fine	1.966 \| good	1.571 \| good	0.208 \| good
2025-07-30T22:00:00.000Z	64 \| moderate	16.379 \| fine	72.855 \| fine	45.41 \| good	1.885 \| good	3.353 \| good	0.224 \| good
2025-07-30T23:00:00.000Z	66 \| moderate	16.779 \| fine	74.866 \| fine	34.993 \| good	1.803 \| good	5.135 \| good	0.241 \| good
2025-07-31T00:00:00.000Z	66 \| moderate	17.382 \| fine	77.011 \| fine	31.621 \| good	1.722 \| good	6.917 \| good	0.258 \| good
2025-07-31T01:00:00.000Z	67 \| moderate	17.982 \| fine	78.962 \| fine	31.571 \| good	1.7 \| good	8.212 \| good	0.272 \| good
2025-07-31T02:00:00.000Z	73 \| moderate	20.534 \| fine	90.831 \| fine	31.792 \| good	1.678 \| good	9.506 \| good	0.287 \| good
2025-07-31T03:00:00.000Z	77 \| moderate	22.772 \| fine	99.074 \| fine	29.014 \| good	1.656 \| good	10.8 \| good	0.301 \| good
2025-07-31T04:00:00.000Z	75 \| moderate	22.23 \| fine	97.044 \| fine	28.574 \| good	1.522 \| good	9.47 \| good	0.281 \| good
2025-07-31T05:00:00.000Z	69 \| moderate	19.119 \| fine	84.856 \| fine	25.939 \| good	1.388 \| good	8.14 \| good	0.26 \| good
2025-07-31T06:00:00.000Z	71 \| moderate	19.91 \| fine	87.057 \| fine	23.18 \| good	1.255 \| good	6.811 \| good	0.24 \| good
2025-07-31T07:00:00.000Z	69 \| moderate	19.278 \| fine	85.018 \| fine	20.755 \| good	1.318 \| good	6.258 \| good	0.23 \| good
2025-07-31T08:00:00.000Z	73 \| moderate	21.354 \| fine	93.105 \| fine	20.123 \| good	1.381 \| good	5.706 \| good	0.22 \| good
2025-07-31T09:00:00.000Z	66 \| moderate	17.121 \| fine	76.798 \| fine	16.523 \| good	1.444 \| good	5.154 \| good	0.21 \| good
2025-07-31T10:00:00.000Z	67 \| moderate	17.883 \| fine	79.076 \| fine	13.974 \| good	1.444 \| good	5.037 \| good	0.211 \| good
2025-07-31T11:00:00.000Z	64 \| moderate	16.449 \| fine	72.908 \| fine	14.653 \| good	1.444 \| good	4.92 \| good	0.213 \| good
2025-07-31T12:00:00.000Z	64 \| moderate	15.611 \| fine	69.083 \| fine	18.356 \| good	1.444 \| good	4.803 \| good	0.214 \| good
2025-07-31T13:00:00.000Z	64 \| moderate	16.254 \| fine	72.745 \| fine	20.833 \| good	1.484 \| good	3.947 \| good	0.21 \| good
2025-07-31T14:00:00.000Z	66 \| moderate	17.228 \| fine	76.71 \| fine	25.156 \| good	1.523 \| good	3.091 \| good	0.206 \| good
2025-07-31T15:00:00.000Z	67 \| moderate	18.149 \| fine	80.61 \| fine	35.551 \| good	1.563 \| good	2.235 \| good	0.202 \| good
2025-07-31T16:00:00.000Z	67 \| moderate	17.828 \| fine	78.697 \| fine	45.916 \| good	1.495 \| good	1.929 \| good	0.197 \| good
2025-07-31T17:00:00.000Z	67 \| moderate	18.445 \| fine	80.841 \| fine	49.014 \| good	1.428 \| good	1.623 \| good	0.193 \| good
2025-07-31T18:00:00.000Z	71 \| moderate	20.148 \| fine	88.525 \| fine	44.737 \| good	1.36 \| good	1.318 \| good	0.188 \| good
2025-07-31T19:00:00.000Z	62 \| moderate	14.635 \| fine	65.255 \| fine	41.232 \| good	1.288 \| good	1.617 \| good	0.188 \| good
2025-07-31T20:00:00.000Z	58 \| moderate	12.759 \| fine	57.17 \| fine	43.423 \| good	1.215 \| good	1.915 \| good	0.189 \| good
2025-07-31T21:00:00.000Z	58 \| moderate	13.088 \| fine	59.046 \| fine	43.063 \| good	1.143 \| good	2.214 \| good	0.19 \| good
2025-07-31T22:00:00.000Z	54 \| moderate	11.004 \| good	48.31 \| good	35.279 \| good	1.227 \| good	3.813 \| good	0.21 \| good
2025-07-31T23:00:00.000Z	49 \| good	9.428 \| good	42.011 \| good	33.201 \| good	1.311 \| good	5.413 \| good	0.231 \| good
2025-08-01T00:00:00.000Z	64 \| moderate	15.742 \| fine	16.222 \| good	50.464 \| good	1.441 \| good	6.996 \| good	0.255 \| good
2025-08-01T01:00:00.000Z	58 \| moderate	12.897 \| fine	57.275 \| fine	30.725 \| good	1.477 \| good	7.433 \| good	0.254 \| good
2025-08-01T02:00:00.000Z	58 \| moderate	12.527 \| fine	57.018 \| fine	30.604 \| good	1.56 \| good	7.854 \| good	0.256 \| good
2025-08-01T03:00:00.000Z	62 \| moderate	14.727 \| fine	65.15 \| fine	28.385 \| good	1.643 \| good	8.275 \| good	0.259 \| good
2025-08-01T04:00:00.000Z	64 \| moderate	15.771 \| fine	70.943 \| fine	26.032 \| good	1.606 \| good	8.24 \| good	0.25 \| good
2025-08-01T05:00:00.000Z	67 \| moderate	18.069 \| fine	79.051 \| fine	23.264 \| good	1.569 \| good	8.205 \| good	0.241 \| good

Real-time air quality index in Caln, Pennsylvania today

Common air pollutants in Caln, Pennsylvania

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Caln, Pennsylvania air quality forecast and history

Empower business decisions with accurate air quality data

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

Air quality in nearby cities

Coatesville, Pennsylvania

West Bradford, Pennsylvania

East Brandywine, Pennsylvania

Upper Uwchlan, Pennsylvania

Uwchlan, Pennsylvania

East Bradford, 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 Caln, Pennsylvania updated?

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

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

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

Which pollutant is found most often in Caln, Pennsylvania?

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

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

What are the current PM10 levels at Caln, Pennsylvania?

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

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

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

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

What are the current PM₁₀ levels at Caln, Pennsylvania?

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

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

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