What is the sulfur dioxide (SO2) level in Chapel Hill, North Carolina at the moment?

Currently, Chapel Hill, North Carolina has a sulfur dioxide (SO2) concentration of 0.483 ppb.

What is the ozone (O3) level in Chapel Hill, North Carolina at the moment?

The current ozone (O3) level in Chapel Hill, North Carolina at the moment is 34.917 ppm.

What is the nitrogen dioxide (NO2) level in Chapel Hill, North Carolina at the moment?

Nitrogen dioxide (NO2) level in Chapel Hill, North Carolina at the moment is 13.661 ppb.

Live air quality index in Chapel Hill, North Carolina today

Q: What is the PM2.5 level in Chapel Hill, North Carolina at the moment?

PM2.5 levels in Chapel Hill, North Carolina are currently 11.09 μg/m3.

Q: What is the PM10 level in Chapel Hill, North Carolina at the moment?

The PM10 concentration in Chapel Hill, North Carolina is 21.213 μg/m3 at the moment.

Stay updated with real-time air quality in Chapel Hill, North Carolina 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

Chapel Hill, North Carolina

Last updated: ... (Local time)

Major air pollutants in Chapel Hill, North Carolina

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

13.01 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

38.75 μg/m³

155

255

425

605+

Ozone (O₃)

29.81 ppb

201

201+

Sulfur Dioxide (SO₂)

0.42 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

12.64 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.44 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

High

Chapel Hill, North Carolina

Get Live Pollen Counts

Chapel Hill, North Carolina

Scroll To Air Quality Map

Track live Chapel Hill, North Carolina air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T02:00:00.000Z	38 \| good	7.015 \| good	29.139 \| good	13.794 \| good	0.337 \| good	13.591 \| good	0.385 \| good
2026-01-21T03:00:00.000Z	52 \| moderate	9.8 \| good	43.518 \| good	9.462 \| good	3.808 \| good	23.912 \| good	0.385 \| good
2026-01-21T04:00:00.000Z	49 \| good	8.617 \| good	32.821 \| good	23.388 \| good	0.371 \| good	16.15 \| good	0.346 \| good
2026-01-21T05:00:00.000Z	54 \| moderate	10.95 \| good	32.008 \| good	15.839 \| good	0.318 \| good	19.914 \| good	0.365 \| good
2026-01-21T06:00:00.000Z	52 \| moderate	9.822 \| good	23.217 \| good	12.723 \| good	0.323 \| good	18.461 \| good	0.378 \| good
2026-01-21T07:00:00.000Z	49 \| good	9.027 \| good	21.763 \| good	8.513 \| good	0.335 \| good	20.665 \| good	0.424 \| good
2026-01-21T08:00:00.000Z	38 \| good	6.759 \| good	15.644 \| good	11.529 \| good	0.373 \| good	24.081 \| good	0.398 \| good
2026-01-21T09:00:00.000Z	33 \| good	5.998 \| good	16.79 \| good	8.024 \| good	0.345 \| good	24.814 \| good	0.451 \| good
2026-01-21T10:00:00.000Z	22 \| good	4.183 \| good	13.645 \| good	11.297 \| good	0.32 \| good	20.348 \| good	0.345 \| good
2026-01-21T11:00:00.000Z	31 \| good	4.754 \| good	32.843 \| good	9.293 \| good	0.257 \| good	15.749 \| good	0.272 \| good
2026-01-21T12:00:00.000Z	33 \| good	5.595 \| good	15.135 \| good	11.111 \| good	0.391 \| good	13.259 \| good	0.502 \| good
2026-01-21T13:00:00.000Z	33 \| good	6.457 \| good	29.02 \| good	10.875 \| good	0.411 \| good	15.421 \| good	0.521 \| good
2026-01-21T14:00:00.000Z	33 \| good	5.906 \| good	21.657 \| good	20.611 \| good	0.569 \| good	19.584 \| good	0.521 \| good
2026-01-21T15:00:00.000Z	38 \| good	6.734 \| good	20.415 \| good	20.622 \| good	0.533 \| good	20.784 \| good	0.381 \| good
2026-01-21T16:00:00.000Z	33 \| good	5.867 \| good	25.838 \| good	26.935 \| good	0.493 \| good	14.9 \| good	0.289 \| good
2026-01-21T17:00:00.000Z	38 \| good	6.58 \| good	23.602 \| good	31.091 \| good	0.462 \| good	8.49 \| good	0.259 \| good
2026-01-21T18:00:00.000Z	38 \| good	6.802 \| good	19.041 \| good	36.227 \| good	0.334 \| good	7.64 \| good	0.253 \| good
2026-01-21T19:00:00.000Z	38 \| good	6.588 \| good	26.823 \| good	35.93 \| good	0.403 \| good	6.757 \| good	0.253 \| good
2026-01-21T20:00:00.000Z	38 \| good	6.794 \| good	18.581 \| good	36.925 \| good	0.365 \| good	6.903 \| good	0.253 \| good
2026-01-21T21:00:00.000Z	49 \| good	8.572 \| good	21.743 \| good	40.651 \| good	0.386 \| good	7.331 \| good	0.306 \| good
2026-01-21T22:00:00.000Z	38 \| good	7.488 \| good	16.53 \| good	41.227 \| good	0.415 \| good	6.877 \| good	0.359 \| good
2026-01-21T23:00:00.000Z	56 \| moderate	12.088 \| good	19.264 \| good	38.528 \| good	0.439 \| good	9.149 \| good	0.392 \| good
2026-01-22T00:00:00.000Z	44 \| good	8.268 \| good	41.268 \| good	37.872 \| good	0.38 \| good	14.596 \| good	0.378 \| good
2026-01-22T01:00:00.000Z	56 \| moderate	11.669 \| good	35.116 \| good	35.575 \| good	0.405 \| good	18.257 \| good	0.499 \| good
2026-01-22T02:00:00.000Z	33 \| good	5.913 \| good	20.638 \| good	34.263 \| good	0.455 \| good	16.748 \| good	0.425 \| good
2026-01-22T03:00:00.000Z	44 \| good	7.701 \| good	28.071 \| good	29.996 \| good	0.355 \| good	16.304 \| good	0.459 \| good
2026-01-22T04:00:00.000Z	49 \| good	8.934 \| good	32.631 \| good	27.599 \| good	0.403 \| good	16.082 \| good	0.485 \| good
2026-01-22T05:00:00.000Z	54 \| moderate	10.924 \| good	44.29 \| good	29.237 \| good	0.374 \| good	15.611 \| good	0.393 \| good
2026-01-22T06:00:00.000Z	49 \| good	8.988 \| good	32.454 \| good	29.98 \| good	0.376 \| good	10.222 \| good	0.38 \| good
2026-01-22T07:00:00.000Z	52 \| moderate	10.289 \| good	38.528 \| good	32.084 \| good	0.369 \| good	8.093 \| good	0.207 \| good
2026-01-22T08:00:00.000Z	49 \| good	9.028 \| good	30.415 \| good	34.099 \| good	0.463 \| good	6.845 \| good	0.214 \| good
2026-01-22T09:00:00.000Z	49 \| good	8.911 \| good	36.119 \| good	30.432 \| good	0.449 \| good	8.67 \| good	0.214 \| good
2026-01-22T10:00:00.000Z	52 \| moderate	9.601 \| good	25.889 \| good	30.346 \| good	0.515 \| good	8.455 \| good	0.267 \| good
2026-01-22T11:00:00.000Z	49 \| good	9.093 \| good	52.941 \| good	31.196 \| good	0.562 \| good	12.014 \| good	0.319 \| good
2026-01-22T12:00:00.000Z	54 \| moderate	10.784 \| good	55.227 \| fine	26.41 \| good	0.415 \| good	20.464 \| good	0.459 \| good
2026-01-22T13:00:00.000Z	56 \| moderate	11.693 \| good	56.499 \| fine	27.678 \| good	0.518 \| good	20.852 \| good	0.46 \| good
2026-01-22T14:00:00.000Z	54 \| moderate	11.13 \| good	37.338 \| good	28.522 \| good	0.634 \| good	20.728 \| good	0.491 \| good
2026-01-22T15:00:00.000Z	60 \| moderate	14.397 \| fine	37.492 \| good	31.315 \| good	0.783 \| good	13.726 \| good	0.367 \| good
2026-01-22T16:00:00.000Z	64 \| moderate	16.345 \| fine	55.165 \| fine	32.12 \| good	0.61 \| good	10.665 \| good	0.387 \| good
2026-01-22T17:00:00.000Z	64 \| moderate	15.618 \| fine	56.535 \| fine	33.394 \| good	0.536 \| good	9.765 \| good	0.258 \| good
2026-01-22T18:00:00.000Z	58 \| moderate	12.758 \| fine	43.074 \| good	33.5 \| good	0.536 \| good	6.16 \| good	0.252 \| good
2026-01-22T19:00:00.000Z	56 \| moderate	11.926 \| good	56.454 \| fine	39.917 \| good	0.448 \| good	7.633 \| good	0.245 \| good
2026-01-22T20:00:00.000Z	56 \| moderate	11.88 \| good	46.923 \| good	40.41 \| good	0.439 \| good	9.367 \| good	0.298 \| good
2026-01-22T21:00:00.000Z	54 \| moderate	11.18 \| good	32.738 \| good	40.091 \| good	0.479 \| good	12.666 \| good	0.358 \| good
2026-01-22T22:00:00.000Z	56 \| moderate	12.492 \| fine	24.753 \| good	36.762 \| good	0.535 \| good	10.153 \| good	0.438 \| good
2026-01-22T23:00:00.000Z	54 \| moderate	11.09 \| good	21.213 \| good	34.917 \| good	0.483 \| good	13.661 \| good	0.437 \| good
2026-01-23T00:00:00.000Z	58 \| moderate	13.008 \| fine	38.753 \| good	29.812 \| good	0.422 \| good	12.637 \| good	0.443 \| good
2026-01-23T01:00:00.000Z	58 \| moderate	13.008 \| fine	38.753 \| good	29.812 \| good	0.422 \| good	12.637 \| good	0.443 \| good
2026-01-23T01:00:00.000Z	49 \| good	9.155 \| good	40.724 \| good	14.144 \| good	2.127 \| good	20.1 \| good	0.409 \| good
2026-01-23T02:00:00.000Z	49 \| good	8.924 \| good	39.463 \| good	15.018 \| good	2.235 \| good	21.249 \| good	0.454 \| good
2026-01-23T03:00:00.000Z	44 \| good	8.393 \| good	36.669 \| good	15.237 \| good	2.344 \| good	22.399 \| good	0.498 \| good
2026-01-23T04:00:00.000Z	52 \| moderate	9.708 \| good	43.308 \| good	14.746 \| good	2.066 \| good	19.316 \| good	0.443 \| good
2026-01-23T05:00:00.000Z	52 \| moderate	10.267 \| good	45.46 \| good	14.246 \| good	1.789 \| good	16.233 \| good	0.388 \| good
2026-01-23T06:00:00.000Z	49 \| good	8.839 \| good	38.504 \| good	15.196 \| good	1.512 \| good	13.151 \| good	0.333 \| good
2026-01-23T07:00:00.000Z	49 \| good	9.057 \| good	40.832 \| good	12.54 \| good	1.352 \| good	10.884 \| good	0.3 \| good
2026-01-23T08:00:00.000Z	49 \| good	8.916 \| good	39.341 \| good	11.755 \| good	1.192 \| good	8.618 \| good	0.266 \| good
2026-01-23T09:00:00.000Z	52 \| moderate	9.794 \| good	43.63 \| good	12.063 \| good	1.032 \| good	6.351 \| good	0.233 \| good
2026-01-23T10:00:00.000Z	52 \| moderate	9.666 \| good	42.842 \| good	9.977 \| good	1.051 \| good	6.029 \| good	0.225 \| good
2026-01-23T11:00:00.000Z	54 \| moderate	11.198 \| good	49.425 \| good	8.837 \| good	1.07 \| good	5.706 \| good	0.216 \| good
2026-01-23T12:00:00.000Z	54 \| moderate	11.046 \| good	49.112 \| good	10.703 \| good	1.09 \| good	5.384 \| good	0.208 \| good
2026-01-23T13:00:00.000Z	54 \| moderate	10.694 \| good	47.407 \| good	14.209 \| good	1.179 \| good	5.707 \| good	0.215 \| good
2026-01-23T14:00:00.000Z	52 \| moderate	9.59 \| good	42.659 \| good	19.906 \| good	1.269 \| good	6.03 \| good	0.222 \| good
2026-01-23T15:00:00.000Z	49 \| good	8.77 \| good	38.928 \| good	28.027 \| good	1.358 \| good	6.354 \| good	0.229 \| good
2026-01-23T16:00:00.000Z	38 \| good	7.488 \| good	32.998 \| good	29.758 \| good	2.05 \| good	5.407 \| good	0.211 \| good
2026-01-23T17:00:00.000Z	38 \| good	6.556 \| good	29.194 \| good	31.022 \| good	2.743 \| good	4.46 \| good	0.193 \| good
2026-01-23T18:00:00.000Z	33 \| good	6.306 \| good	28.083 \| good	32.917 \| good	3.435 \| good	3.513 \| good	0.174 \| good
2026-01-23T19:00:00.000Z	38 \| good	6.714 \| good	29.838 \| good	35.209 \| good	3.678 \| good	3.654 \| good	0.173 \| good
2026-01-23T20:00:00.000Z	44 \| good	8.1 \| good	35.429 \| good	36.555 \| good	3.922 \| good	3.795 \| good	0.171 \| good
2026-01-23T21:00:00.000Z	33 \| good	6.332 \| good	27.725 \| good	34.869 \| good	4.165 \| good	3.937 \| good	0.169 \| good
2026-01-23T22:00:00.000Z	33 \| good	5.715 \| good	24.881 \| good	32.467 \| good	3.911 \| good	6.932 \| good	0.203 \| good
2026-01-23T23:00:00.000Z	33 \| good	5.556 \| good	24.006 \| good	30.923 \| good	3.658 \| good	9.927 \| good	0.237 \| good
2026-01-24T00:00:00.000Z	27 \| good	4.969 \| good	21.28 \| good	25.819 \| good	3.404 \| good	12.921 \| good	0.272 \| good
2026-01-24T01:00:00.000Z	27 \| good	5.105 \| good	21.892 \| good	22.38 \| good	3.156 \| good	9.886 \| good	0.241 \| good
2026-01-24T02:00:00.000Z	27 \| good	4.989 \| good	21.434 \| good	24.802 \| good	2.908 \| good	6.851 \| good	0.21 \| good
2026-01-24T03:00:00.000Z	27 \| good	5.319 \| good	22.737 \| good	25.2 \| good	2.66 \| good	3.815 \| good	0.18 \| good
2026-01-24T04:00:00.000Z	33 \| good	6.13 \| good	27.272 \| good	26.351 \| good	2.519 \| good	3.318 \| good	0.17 \| good
2026-01-24T05:00:00.000Z	38 \| good	6.557 \| good	29.28 \| good	23.475 \| good	2.378 \| good	2.821 \| good	0.161 \| good
2026-01-24T06:00:00.000Z	33 \| good	6.343 \| good	28.339 \| good	22.074 \| good	2.237 \| good	2.324 \| good	0.151 \| good
2026-01-24T07:00:00.000Z	27 \| good	5.057 \| good	21.72 \| good	21.971 \| good	2.31 \| good	2.197 \| good	0.15 \| good
2026-01-24T08:00:00.000Z	27 \| good	4.76 \| good	20.915 \| good	19.14 \| good	2.383 \| good	2.069 \| good	0.149 \| good
2026-01-24T09:00:00.000Z	27 \| good	4.675 \| good	20.194 \| good	17.877 \| good	2.456 \| good	1.942 \| good	0.148 \| good
2026-01-24T10:00:00.000Z	16 \| good	3.353 \| good	14.978 \| good	16.776 \| good	2.36 \| good	2.068 \| good	0.149 \| good
2026-01-24T11:00:00.000Z	22 \| good	4.236 \| good	18.63 \| good	16.197 \| good	2.263 \| good	2.194 \| good	0.151 \| good
2026-01-24T12:00:00.000Z	22 \| good	4.334 \| good	19.002 \| good	15.577 \| good	2.166 \| good	2.319 \| good	0.152 \| good
2026-01-24T13:00:00.000Z	22 \| good	4.073 \| good	18.034 \| good	16.391 \| good	2.14 \| good	2.449 \| good	0.152 \| good
2026-01-24T14:00:00.000Z	22 \| good	4.395 \| good	19.041 \| good	19.875 \| good	2.115 \| good	2.578 \| good	0.151 \| good
2026-01-24T15:00:00.000Z	27 \| good	4.586 \| good	19.915 \| good	24.86 \| good	2.089 \| good	2.708 \| good	0.151 \| good
2026-01-24T16:00:00.000Z	27 \| good	4.69 \| good	20.566 \| good	27.342 \| good	2.046 \| good	2.618 \| good	0.149 \| good
2026-01-24T17:00:00.000Z	27 \| good	4.522 \| good	19.65 \| good	26.447 \| good	2.003 \| good	2.528 \| good	0.147 \| good
2026-01-24T18:00:00.000Z	24 \| good	4.413 \| good	19.321 \| good	25.676 \| good	1.96 \| good	2.439 \| good	0.145 \| good
2026-01-24T19:00:00.000Z	23 \| good	3.884 \| good	17.153 \| good	25.046 \| good	1.926 \| good	2.733 \| good	0.146 \| good
2026-01-24T20:00:00.000Z	23 \| good	3.342 \| good	14.684 \| good	25.081 \| good	1.891 \| good	3.027 \| good	0.148 \| good
2026-01-24T21:00:00.000Z	22 \| good	3.705 \| good	16.162 \| good	24.477 \| good	1.856 \| good	3.322 \| good	0.149 \| good
2026-01-24T22:00:00.000Z	22 \| good	4.117 \| good	18.252 \| good	22.955 \| good	1.788 \| good	3.56 \| good	0.152 \| good
2026-01-24T23:00:00.000Z	27 \| good	4.66 \| good	20.45 \| good	23.048 \| good	1.721 \| good	3.799 \| good	0.154 \| good
2026-01-25T00:00:00.000Z	28 \| good	4.498 \| good	4.582 \| good	29.627 \| good	1.655 \| good	4.035 \| good	0.157 \| good

Chapel Hill

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Chapel Hill, North Carolina air quality map: Stay updated on AQI near you

0.55ppm

How accurate is North Carolina, USA air quality data?

Air quality and pollutant data for North Carolina, USA are sourced from ground-based monitors and satellites, adhering to US EPA standards. Machine learning and advanced algorithms enhance the data by incorporating local variables like traffic and population density, ensuring high accuracy and dependability.

Source: Ambee Data Sources

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Frequently asked questions

How often is air quality information updated for Chapel Hill, North Carolina?

The air quality information for Chapel Hill, North Carolina is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Chapel Hill, North Carolina at its worst?

In the past 24 hours, the air quality in Chapel Hill, North Carolina was at its worst at 05:00:00 on 2026-01-22.

When did Chapel Hill, North Carolina experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Chapel Hill, North Carolina was observed at 02:00:00 on 2026-01-22.

What is the AQI in Chapel Hill, North Carolina right now?

As of now, the AQI in Chapel Hill, North Carolina is 54, indicating Moderate conditions.

What is the most common type of pollution in Chapel Hill, North Carolina?

Chapel Hill, North Carolina air has the highest levels of PM2.5.

What should I do in case of poor air quality in Chapel Hill, North Carolina?

Poor air quality in Chapel Hill, North Carolina means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in Chapel Hill, North Carolina at the moment?

PM_2.5 levels in Chapel Hill, North Carolina are currently 11.09 μg/m³.

What is the PM₁₀ level in Chapel Hill, North Carolina at the moment?

The PM₁₀ concentration in Chapel Hill, North Carolina is 21.213 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Chapel Hill, North Carolina at the moment?

The current carbon monoxide (CO) concentration in Chapel Hill, North Carolina is 0.437 ppm.

What is the sulfur dioxide (SO₂) level in Chapel Hill, North Carolina at the moment?

Currently, Chapel Hill, North Carolina has a sulfur dioxide (SO₂) concentration of 0.483 ppb.

What is the ozone (O₃) level in Chapel Hill, North Carolina at the moment?

The current ozone (O₃) level in Chapel Hill, North Carolina at the moment is 34.917 ppm.

What is the nitrogen dioxide (NO₂) level in Chapel Hill, North Carolina at the moment?

Nitrogen dioxide (NO₂) level in Chapel Hill, North Carolina at the moment is 13.661 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T02:00:00.000Z	38 \| good	7.015 \| good	29.139 \| good	13.794 \| good	0.337 \| good	13.591 \| good	0.385 \| good
2026-01-21T03:00:00.000Z	52 \| moderate	9.8 \| good	43.518 \| good	9.462 \| good	3.808 \| good	23.912 \| good	0.385 \| good
2026-01-21T04:00:00.000Z	49 \| good	8.617 \| good	32.821 \| good	23.388 \| good	0.371 \| good	16.15 \| good	0.346 \| good
2026-01-21T05:00:00.000Z	54 \| moderate	10.95 \| good	32.008 \| good	15.839 \| good	0.318 \| good	19.914 \| good	0.365 \| good
2026-01-21T06:00:00.000Z	52 \| moderate	9.822 \| good	23.217 \| good	12.723 \| good	0.323 \| good	18.461 \| good	0.378 \| good
2026-01-21T07:00:00.000Z	49 \| good	9.027 \| good	21.763 \| good	8.513 \| good	0.335 \| good	20.665 \| good	0.424 \| good
2026-01-21T08:00:00.000Z	38 \| good	6.759 \| good	15.644 \| good	11.529 \| good	0.373 \| good	24.081 \| good	0.398 \| good
2026-01-21T09:00:00.000Z	33 \| good	5.998 \| good	16.79 \| good	8.024 \| good	0.345 \| good	24.814 \| good	0.451 \| good
2026-01-21T10:00:00.000Z	22 \| good	4.183 \| good	13.645 \| good	11.297 \| good	0.32 \| good	20.348 \| good	0.345 \| good
2026-01-21T11:00:00.000Z	31 \| good	4.754 \| good	32.843 \| good	9.293 \| good	0.257 \| good	15.749 \| good	0.272 \| good
2026-01-21T12:00:00.000Z	33 \| good	5.595 \| good	15.135 \| good	11.111 \| good	0.391 \| good	13.259 \| good	0.502 \| good
2026-01-21T13:00:00.000Z	33 \| good	6.457 \| good	29.02 \| good	10.875 \| good	0.411 \| good	15.421 \| good	0.521 \| good
2026-01-21T14:00:00.000Z	33 \| good	5.906 \| good	21.657 \| good	20.611 \| good	0.569 \| good	19.584 \| good	0.521 \| good
2026-01-21T15:00:00.000Z	38 \| good	6.734 \| good	20.415 \| good	20.622 \| good	0.533 \| good	20.784 \| good	0.381 \| good
2026-01-21T16:00:00.000Z	33 \| good	5.867 \| good	25.838 \| good	26.935 \| good	0.493 \| good	14.9 \| good	0.289 \| good
2026-01-21T17:00:00.000Z	38 \| good	6.58 \| good	23.602 \| good	31.091 \| good	0.462 \| good	8.49 \| good	0.259 \| good
2026-01-21T18:00:00.000Z	38 \| good	6.802 \| good	19.041 \| good	36.227 \| good	0.334 \| good	7.64 \| good	0.253 \| good
2026-01-21T19:00:00.000Z	38 \| good	6.588 \| good	26.823 \| good	35.93 \| good	0.403 \| good	6.757 \| good	0.253 \| good
2026-01-21T20:00:00.000Z	38 \| good	6.794 \| good	18.581 \| good	36.925 \| good	0.365 \| good	6.903 \| good	0.253 \| good
2026-01-21T21:00:00.000Z	49 \| good	8.572 \| good	21.743 \| good	40.651 \| good	0.386 \| good	7.331 \| good	0.306 \| good
2026-01-21T22:00:00.000Z	38 \| good	7.488 \| good	16.53 \| good	41.227 \| good	0.415 \| good	6.877 \| good	0.359 \| good
2026-01-21T23:00:00.000Z	56 \| moderate	12.088 \| good	19.264 \| good	38.528 \| good	0.439 \| good	9.149 \| good	0.392 \| good
2026-01-22T00:00:00.000Z	44 \| good	8.268 \| good	41.268 \| good	37.872 \| good	0.38 \| good	14.596 \| good	0.378 \| good
2026-01-22T01:00:00.000Z	56 \| moderate	11.669 \| good	35.116 \| good	35.575 \| good	0.405 \| good	18.257 \| good	0.499 \| good
2026-01-22T02:00:00.000Z	33 \| good	5.913 \| good	20.638 \| good	34.263 \| good	0.455 \| good	16.748 \| good	0.425 \| good
2026-01-22T03:00:00.000Z	44 \| good	7.701 \| good	28.071 \| good	29.996 \| good	0.355 \| good	16.304 \| good	0.459 \| good
2026-01-22T04:00:00.000Z	49 \| good	8.934 \| good	32.631 \| good	27.599 \| good	0.403 \| good	16.082 \| good	0.485 \| good
2026-01-22T05:00:00.000Z	54 \| moderate	10.924 \| good	44.29 \| good	29.237 \| good	0.374 \| good	15.611 \| good	0.393 \| good
2026-01-22T06:00:00.000Z	49 \| good	8.988 \| good	32.454 \| good	29.98 \| good	0.376 \| good	10.222 \| good	0.38 \| good
2026-01-22T07:00:00.000Z	52 \| moderate	10.289 \| good	38.528 \| good	32.084 \| good	0.369 \| good	8.093 \| good	0.207 \| good
2026-01-22T08:00:00.000Z	49 \| good	9.028 \| good	30.415 \| good	34.099 \| good	0.463 \| good	6.845 \| good	0.214 \| good
2026-01-22T09:00:00.000Z	49 \| good	8.911 \| good	36.119 \| good	30.432 \| good	0.449 \| good	8.67 \| good	0.214 \| good
2026-01-22T10:00:00.000Z	52 \| moderate	9.601 \| good	25.889 \| good	30.346 \| good	0.515 \| good	8.455 \| good	0.267 \| good
2026-01-22T11:00:00.000Z	49 \| good	9.093 \| good	52.941 \| good	31.196 \| good	0.562 \| good	12.014 \| good	0.319 \| good
2026-01-22T12:00:00.000Z	54 \| moderate	10.784 \| good	55.227 \| fine	26.41 \| good	0.415 \| good	20.464 \| good	0.459 \| good
2026-01-22T13:00:00.000Z	56 \| moderate	11.693 \| good	56.499 \| fine	27.678 \| good	0.518 \| good	20.852 \| good	0.46 \| good
2026-01-22T14:00:00.000Z	54 \| moderate	11.13 \| good	37.338 \| good	28.522 \| good	0.634 \| good	20.728 \| good	0.491 \| good
2026-01-22T15:00:00.000Z	60 \| moderate	14.397 \| fine	37.492 \| good	31.315 \| good	0.783 \| good	13.726 \| good	0.367 \| good
2026-01-22T16:00:00.000Z	64 \| moderate	16.345 \| fine	55.165 \| fine	32.12 \| good	0.61 \| good	10.665 \| good	0.387 \| good
2026-01-22T17:00:00.000Z	64 \| moderate	15.618 \| fine	56.535 \| fine	33.394 \| good	0.536 \| good	9.765 \| good	0.258 \| good
2026-01-22T18:00:00.000Z	58 \| moderate	12.758 \| fine	43.074 \| good	33.5 \| good	0.536 \| good	6.16 \| good	0.252 \| good
2026-01-22T19:00:00.000Z	56 \| moderate	11.926 \| good	56.454 \| fine	39.917 \| good	0.448 \| good	7.633 \| good	0.245 \| good
2026-01-22T20:00:00.000Z	56 \| moderate	11.88 \| good	46.923 \| good	40.41 \| good	0.439 \| good	9.367 \| good	0.298 \| good
2026-01-22T21:00:00.000Z	54 \| moderate	11.18 \| good	32.738 \| good	40.091 \| good	0.479 \| good	12.666 \| good	0.358 \| good
2026-01-22T22:00:00.000Z	56 \| moderate	12.492 \| fine	24.753 \| good	36.762 \| good	0.535 \| good	10.153 \| good	0.438 \| good
2026-01-22T23:00:00.000Z	54 \| moderate	11.09 \| good	21.213 \| good	34.917 \| good	0.483 \| good	13.661 \| good	0.437 \| good
2026-01-23T00:00:00.000Z	58 \| moderate	13.008 \| fine	38.753 \| good	29.812 \| good	0.422 \| good	12.637 \| good	0.443 \| good
2026-01-23T01:00:00.000Z	58 \| moderate	13.008 \| fine	38.753 \| good	29.812 \| good	0.422 \| good	12.637 \| good	0.443 \| good
2026-01-23T01:00:00.000Z	49 \| good	9.155 \| good	40.724 \| good	14.144 \| good	2.127 \| good	20.1 \| good	0.409 \| good
2026-01-23T02:00:00.000Z	49 \| good	8.924 \| good	39.463 \| good	15.018 \| good	2.235 \| good	21.249 \| good	0.454 \| good
2026-01-23T03:00:00.000Z	44 \| good	8.393 \| good	36.669 \| good	15.237 \| good	2.344 \| good	22.399 \| good	0.498 \| good
2026-01-23T04:00:00.000Z	52 \| moderate	9.708 \| good	43.308 \| good	14.746 \| good	2.066 \| good	19.316 \| good	0.443 \| good
2026-01-23T05:00:00.000Z	52 \| moderate	10.267 \| good	45.46 \| good	14.246 \| good	1.789 \| good	16.233 \| good	0.388 \| good
2026-01-23T06:00:00.000Z	49 \| good	8.839 \| good	38.504 \| good	15.196 \| good	1.512 \| good	13.151 \| good	0.333 \| good
2026-01-23T07:00:00.000Z	49 \| good	9.057 \| good	40.832 \| good	12.54 \| good	1.352 \| good	10.884 \| good	0.3 \| good
2026-01-23T08:00:00.000Z	49 \| good	8.916 \| good	39.341 \| good	11.755 \| good	1.192 \| good	8.618 \| good	0.266 \| good
2026-01-23T09:00:00.000Z	52 \| moderate	9.794 \| good	43.63 \| good	12.063 \| good	1.032 \| good	6.351 \| good	0.233 \| good
2026-01-23T10:00:00.000Z	52 \| moderate	9.666 \| good	42.842 \| good	9.977 \| good	1.051 \| good	6.029 \| good	0.225 \| good
2026-01-23T11:00:00.000Z	54 \| moderate	11.198 \| good	49.425 \| good	8.837 \| good	1.07 \| good	5.706 \| good	0.216 \| good
2026-01-23T12:00:00.000Z	54 \| moderate	11.046 \| good	49.112 \| good	10.703 \| good	1.09 \| good	5.384 \| good	0.208 \| good
2026-01-23T13:00:00.000Z	54 \| moderate	10.694 \| good	47.407 \| good	14.209 \| good	1.179 \| good	5.707 \| good	0.215 \| good
2026-01-23T14:00:00.000Z	52 \| moderate	9.59 \| good	42.659 \| good	19.906 \| good	1.269 \| good	6.03 \| good	0.222 \| good
2026-01-23T15:00:00.000Z	49 \| good	8.77 \| good	38.928 \| good	28.027 \| good	1.358 \| good	6.354 \| good	0.229 \| good
2026-01-23T16:00:00.000Z	38 \| good	7.488 \| good	32.998 \| good	29.758 \| good	2.05 \| good	5.407 \| good	0.211 \| good
2026-01-23T17:00:00.000Z	38 \| good	6.556 \| good	29.194 \| good	31.022 \| good	2.743 \| good	4.46 \| good	0.193 \| good
2026-01-23T18:00:00.000Z	33 \| good	6.306 \| good	28.083 \| good	32.917 \| good	3.435 \| good	3.513 \| good	0.174 \| good
2026-01-23T19:00:00.000Z	38 \| good	6.714 \| good	29.838 \| good	35.209 \| good	3.678 \| good	3.654 \| good	0.173 \| good
2026-01-23T20:00:00.000Z	44 \| good	8.1 \| good	35.429 \| good	36.555 \| good	3.922 \| good	3.795 \| good	0.171 \| good
2026-01-23T21:00:00.000Z	33 \| good	6.332 \| good	27.725 \| good	34.869 \| good	4.165 \| good	3.937 \| good	0.169 \| good
2026-01-23T22:00:00.000Z	33 \| good	5.715 \| good	24.881 \| good	32.467 \| good	3.911 \| good	6.932 \| good	0.203 \| good
2026-01-23T23:00:00.000Z	33 \| good	5.556 \| good	24.006 \| good	30.923 \| good	3.658 \| good	9.927 \| good	0.237 \| good
2026-01-24T00:00:00.000Z	27 \| good	4.969 \| good	21.28 \| good	25.819 \| good	3.404 \| good	12.921 \| good	0.272 \| good
2026-01-24T01:00:00.000Z	27 \| good	5.105 \| good	21.892 \| good	22.38 \| good	3.156 \| good	9.886 \| good	0.241 \| good
2026-01-24T02:00:00.000Z	27 \| good	4.989 \| good	21.434 \| good	24.802 \| good	2.908 \| good	6.851 \| good	0.21 \| good
2026-01-24T03:00:00.000Z	27 \| good	5.319 \| good	22.737 \| good	25.2 \| good	2.66 \| good	3.815 \| good	0.18 \| good
2026-01-24T04:00:00.000Z	33 \| good	6.13 \| good	27.272 \| good	26.351 \| good	2.519 \| good	3.318 \| good	0.17 \| good
2026-01-24T05:00:00.000Z	38 \| good	6.557 \| good	29.28 \| good	23.475 \| good	2.378 \| good	2.821 \| good	0.161 \| good
2026-01-24T06:00:00.000Z	33 \| good	6.343 \| good	28.339 \| good	22.074 \| good	2.237 \| good	2.324 \| good	0.151 \| good
2026-01-24T07:00:00.000Z	27 \| good	5.057 \| good	21.72 \| good	21.971 \| good	2.31 \| good	2.197 \| good	0.15 \| good
2026-01-24T08:00:00.000Z	27 \| good	4.76 \| good	20.915 \| good	19.14 \| good	2.383 \| good	2.069 \| good	0.149 \| good
2026-01-24T09:00:00.000Z	27 \| good	4.675 \| good	20.194 \| good	17.877 \| good	2.456 \| good	1.942 \| good	0.148 \| good
2026-01-24T10:00:00.000Z	16 \| good	3.353 \| good	14.978 \| good	16.776 \| good	2.36 \| good	2.068 \| good	0.149 \| good
2026-01-24T11:00:00.000Z	22 \| good	4.236 \| good	18.63 \| good	16.197 \| good	2.263 \| good	2.194 \| good	0.151 \| good
2026-01-24T12:00:00.000Z	22 \| good	4.334 \| good	19.002 \| good	15.577 \| good	2.166 \| good	2.319 \| good	0.152 \| good
2026-01-24T13:00:00.000Z	22 \| good	4.073 \| good	18.034 \| good	16.391 \| good	2.14 \| good	2.449 \| good	0.152 \| good
2026-01-24T14:00:00.000Z	22 \| good	4.395 \| good	19.041 \| good	19.875 \| good	2.115 \| good	2.578 \| good	0.151 \| good
2026-01-24T15:00:00.000Z	27 \| good	4.586 \| good	19.915 \| good	24.86 \| good	2.089 \| good	2.708 \| good	0.151 \| good
2026-01-24T16:00:00.000Z	27 \| good	4.69 \| good	20.566 \| good	27.342 \| good	2.046 \| good	2.618 \| good	0.149 \| good
2026-01-24T17:00:00.000Z	27 \| good	4.522 \| good	19.65 \| good	26.447 \| good	2.003 \| good	2.528 \| good	0.147 \| good
2026-01-24T18:00:00.000Z	24 \| good	4.413 \| good	19.321 \| good	25.676 \| good	1.96 \| good	2.439 \| good	0.145 \| good
2026-01-24T19:00:00.000Z	23 \| good	3.884 \| good	17.153 \| good	25.046 \| good	1.926 \| good	2.733 \| good	0.146 \| good
2026-01-24T20:00:00.000Z	23 \| good	3.342 \| good	14.684 \| good	25.081 \| good	1.891 \| good	3.027 \| good	0.148 \| good
2026-01-24T21:00:00.000Z	22 \| good	3.705 \| good	16.162 \| good	24.477 \| good	1.856 \| good	3.322 \| good	0.149 \| good
2026-01-24T22:00:00.000Z	22 \| good	4.117 \| good	18.252 \| good	22.955 \| good	1.788 \| good	3.56 \| good	0.152 \| good
2026-01-24T23:00:00.000Z	27 \| good	4.66 \| good	20.45 \| good	23.048 \| good	1.721 \| good	3.799 \| good	0.154 \| good
2026-01-25T00:00:00.000Z	28 \| good	4.498 \| good	4.582 \| good	29.627 \| good	1.655 \| good	4.035 \| good	0.157 \| good

Live air quality index in Chapel Hill, North Carolina today

Major air pollutants in Chapel Hill, North Carolina

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Chapel Hill, North Carolina air quality forecast and history

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Chapel Hill, North Carolina air quality map: Stay updated on AQI near you

Air quality in nearby cities

Carrboro, North Carolina

Durham, North Carolina

Morrisville, North Carolina

Apex, North Carolina

Mebane, North Carolina

Cary, North Carolina

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Frequently asked questions

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What is the PM2.5 level in Chapel Hill, North Carolina at the moment?

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Particulate Matter_2.5 (PM_2.5)

Particulate Matter₁₀ (PM₁₀)

Ozone (O₃)

Sulfur Dioxide (SO₂)

Nitrogen Dioxide (NO₂)

What is the PM_2.5 level in Chapel Hill, North Carolina at the moment?

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What is the sulfur dioxide (SO₂) level in Chapel Hill, North Carolina at the moment?

What is the ozone (O₃) level in Chapel Hill, North Carolina at the moment?

What is the nitrogen dioxide (NO₂) level in Chapel Hill, North Carolina at the moment?