What is the sulfur dioxide (SO2) level in South Lake Tahoe, California at the moment?

Currently, South Lake Tahoe, California has a sulfur dioxide (SO2) concentration of 0.445 ppb.

What is the ozone (O3) level in South Lake Tahoe, California at the moment?

The current ozone (O3) level in South Lake Tahoe, California at the moment is 21.471 ppm.

What is the nitrogen dioxide (NO2) level in South Lake Tahoe, California at the moment?

Nitrogen dioxide (NO2) level in South Lake Tahoe, California at the moment is 8.761 ppb.

Live air quality index in South Lake Tahoe, California today

Q: What is the PM2.5 level in South Lake Tahoe, California at the moment?

PM2.5 levels in South Lake Tahoe, California are currently 0.844 μg/m3.

Q: What is the PM10 level in South Lake Tahoe, California at the moment?

The PM10 concentration in South Lake Tahoe, California is 3.636 μg/m3 at the moment.

Stay updated with real-time air quality in South Lake Tahoe, California 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

South Lake Tahoe, California

Last updated: ... (Local time)

Major air pollutants in South Lake Tahoe, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

0.84 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

3.64 μg/m³

155

255

425

605+

Ozone (O₃)

21.47 ppb

201

201+

Sulfur Dioxide (SO₂)

0.45 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

8.76 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.17 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

South Lake Tahoe, California

Get Live Pollen Counts

South Lake Tahoe, California

Scroll To Air Quality Map

Track live South Lake Tahoe, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T20:00:00.000Z	40 \| good	4.574 \| good	20.37 \| good	42.669 \| good	0.558 \| good	2.868 \| good	0.22 \| good
2026-10-20T21:00:00.000Z	41 \| good	3.996 \| good	18.053 \| good	44.074 \| good	0.412 \| good	3.45 \| good	0.201 \| good
2026-10-20T22:00:00.000Z	41 \| good	2.925 \| good	13.492 \| good	44.188 \| good	0.68 \| good	2.871 \| good	0.211 \| good
2026-10-20T23:00:00.000Z	44 \| good	3.003 \| good	13.875 \| good	47.292 \| good	0.427 \| good	2.406 \| good	0.201 \| good
2026-10-21T00:00:00.000Z	44 \| good	2.811 \| good	12.954 \| good	46.611 \| good	0.426 \| good	2.198 \| good	0.219 \| good
2026-10-21T01:00:00.000Z	42 \| good	3.186 \| good	14.361 \| good	45.224 \| good	0.453 \| good	5.499 \| good	0.201 \| good
2026-10-21T02:00:00.000Z	43 \| good	3.653 \| good	16.231 \| good	46.187 \| good	0.453 \| good	8.663 \| good	0.327 \| good
2026-10-21T03:00:00.000Z	39 \| good	1.36 \| good	5.393 \| good	41.582 \| good	0.158 \| good	3.001 \| good	0.129 \| good
2026-10-21T04:00:00.000Z	36 \| good	2.347 \| good	10.709 \| good	39.362 \| good	0.482 \| good	10.115 \| good	0.327 \| good
2026-10-21T05:00:00.000Z	37 \| good	3.649 \| good	16.313 \| good	39.955 \| good	0.469 \| good	8.659 \| good	0.327 \| good
2026-10-21T06:00:00.000Z	39 \| good	3.637 \| good	16.28 \| good	42.045 \| good	0.711 \| good	7.92 \| good	0.319 \| good
2026-10-21T07:00:00.000Z	34 \| good	3.051 \| good	13.756 \| good	36.932 \| good	0.456 \| good	6.375 \| good	0.302 \| good
2026-10-21T08:00:00.000Z	29 \| good	2.483 \| good	11.341 \| good	31.289 \| good	0.468 \| good	7.56 \| good	0.276 \| good
2026-10-21T09:00:00.000Z	27 \| good	2.01 \| good	9.45 \| good	28.812 \| good	0.689 \| good	6.742 \| good	0.302 \| good
2026-10-21T10:00:00.000Z	29 \| good	1.71 \| good	8.445 \| good	30.98 \| good	0.444 \| good	6.492 \| good	0.276 \| good
2026-10-21T11:00:00.000Z	18 \| good	2.252 \| good	10.596 \| good	18.735 \| good	0.444 \| good	4.03 \| good	0.276 \| good
2026-10-21T12:00:00.000Z	30 \| good	1.97 \| good	9.274 \| good	32.166 \| good	0.435 \| good	4.296 \| good	0.301 \| good
2026-10-21T13:00:00.000Z	25 \| good	1.427 \| good	7.058 \| good	26.927 \| good	0.675 \| good	4.55 \| good	0.284 \| good
2026-10-21T14:00:00.000Z	27 \| good	1.584 \| good	6.804 \| good	29.216 \| good	0.657 \| good	5.412 \| good	0.276 \| good
2026-10-21T15:00:00.000Z	31 \| good	2.042 \| good	9.924 \| good	34.483 \| good	0.638 \| good	7.708 \| good	0.32 \| good
2026-10-21T16:00:00.000Z	32 \| good	4.669 \| good	21.677 \| good	35.022 \| good	0.662 \| good	12.2 \| good	0.235 \| good
2026-10-21T17:00:00.000Z	22 \| good	3.692 \| good	16.369 \| good	20.735 \| good	0.529 \| good	14.354 \| good	0.247 \| good
2026-10-21T18:00:00.000Z	22 \| good	4.423 \| good	19.57 \| good	13.527 \| good	0.642 \| good	15.661 \| good	0.292 \| good
2026-10-21T19:00:00.000Z	27 \| good	4.705 \| good	21.882 \| good	25.496 \| good	0.602 \| good	13.696 \| good	0.247 \| good
2026-10-21T20:00:00.000Z	29 \| good	3.494 \| good	15.854 \| good	30.844 \| good	0.502 \| good	10.573 \| good	0.252 \| good
2026-10-21T21:00:00.000Z	28 \| good	3.285 \| good	14.787 \| good	30.221 \| good	0.578 \| good	8.193 \| good	0.24 \| good
2026-10-21T22:00:00.000Z	33 \| good	2.882 \| good	13.225 \| good	36.042 \| good	0.517 \| good	7.741 \| good	0.327 \| good
2026-10-21T23:00:00.000Z	34 \| good	2.808 \| good	12.92 \| good	36.668 \| good	0.479 \| good	6.559 \| good	0.301 \| good
2026-10-22T00:00:00.000Z	34 \| good	2.886 \| good	13.351 \| good	37.421 \| good	0.466 \| good	6.712 \| good	0.24 \| good
2026-10-22T01:00:00.000Z	35 \| good	2.735 \| good	12.552 \| good	37.676 \| good	0.444 \| good	5.528 \| good	0.275 \| good
2026-10-22T02:00:00.000Z	31 \| good	2.361 \| good	11.111 \| good	32.964 \| good	0.439 \| good	3.995 \| good	0.314 \| good
2026-10-22T03:00:00.000Z	39 \| good	1.284 \| good	5.111 \| good	41.75 \| good	0.034 \| good	1.446 \| good	0.101 \| good
2026-10-22T04:00:00.000Z	31 \| good	2.112 \| good	10.002 \| good	34.355 \| good	0.642 \| good	3.808 \| good	0.339 \| good
2026-10-22T05:00:00.000Z	28 \| good	2.088 \| good	9.789 \| good	30.326 \| good	0.404 \| good	3.914 \| good	0.39 \| good
2026-10-22T06:00:00.000Z	25 \| good	1.817 \| good	8.799 \| good	27.042 \| good	0.628 \| good	3.875 \| good	0.319 \| good
2026-10-22T07:00:00.000Z	27 \| good	1.42 \| good	5.979 \| good	28.567 \| good	0.377 \| good	2.667 \| good	0.301 \| good
2026-10-22T08:00:00.000Z	23 \| good	0.853 \| good	3.69 \| good	25.492 \| good	0.388 \| good	3.808 \| good	0.276 \| good
2026-10-22T09:00:00.000Z	17 \| good	0.855 \| good	3.699 \| good	17.745 \| good	0.625 \| good	3.793 \| good	0.166 \| good
2026-10-22T10:00:00.000Z	22 \| good	1.381 \| good	5.825 \| good	23.673 \| good	0.377 \| good	4.03 \| good	0.272 \| good
2026-10-22T11:00:00.000Z	22 \| good	1.272 \| good	5.324 \| good	24.141 \| good	0.393 \| good	4.569 \| good	0.279 \| good
2026-10-22T12:00:00.000Z	8 \| good	1.449 \| good	6.212 \| good	8.786 \| good	0.395 \| good	4.062 \| good	0.279 \| good
2026-10-22T13:00:00.000Z	12 \| good	1.281 \| good	5.35 \| good	12.574 \| good	1.097 \| good	3.696 \| good	0.279 \| good
2026-10-22T14:00:00.000Z	13 \| good	0.516 \| good	2.473 \| good	14.285 \| good	0.544 \| good	4.563 \| good	0.158 \| good
2026-10-22T15:00:00.000Z	10 \| good	0.614 \| good	2.937 \| good	11.387 \| good	0.481 \| good	5.967 \| good	0.196 \| good
2026-10-22T16:00:00.000Z	23 \| good	0.672 \| good	3.158 \| good	24.82 \| good	0.454 \| good	8.55 \| good	0.182 \| good
2026-10-22T17:00:00.000Z	28 \| good	0.641 \| good	3.022 \| good	30.219 \| good	0.456 \| good	11.173 \| good	0.196 \| good
2026-10-22T18:00:00.000Z	19 \| good	0.844 \| good	3.636 \| good	21.471 \| good	0.445 \| good	8.761 \| good	0.17 \| good
2026-10-22T19:00:00.000Z	19 \| good	0.844 \| good	3.636 \| good	21.471 \| good	0.445 \| good	8.761 \| good	0.17 \| good
2026-10-22T19:00:00.000Z	44 \| good	8.484 \| good	37.679 \| good	42.02 \| good	0.037 \| good	0.407 \| good	0.112 \| good
2026-10-22T20:00:00.000Z	44 \| good	7.506 \| good	33.19 \| good	42.896 \| good	0.028 \| good	0.424 \| good	0.115 \| good
2026-10-22T21:00:00.000Z	41 \| good	3.09 \| good	13.149 \| good	43.663 \| good	0.026 \| good	0.517 \| good	0.119 \| good
2026-10-22T22:00:00.000Z	40 \| good	2.123 \| good	8.613 \| good	43.345 \| good	0.035 \| good	0.685 \| good	0.123 \| good
2026-10-22T23:00:00.000Z	40 \| good	3.764 \| good	16.51 \| good	42.504 \| good	0.042 \| good	0.706 \| good	0.128 \| good
2026-10-23T00:00:00.000Z	40 \| good	1.176 \| good	4.816 \| good	42.793 \| good	0.038 \| good	0.946 \| good	0.134 \| good
2026-10-23T01:00:00.000Z	39 \| good	0.237 \| good	0.611 \| good	42.433 \| good	0.032 \| good	1.23 \| good	0.14 \| good
2026-10-23T02:00:00.000Z	39 \| good	0.187 \| good	0.192 \| good	42.348 \| good	0.029 \| good	1.437 \| good	0.145 \| good
2026-10-23T03:00:00.000Z	40 \| good	0.089 \| good	0 \| good	42.512 \| good	0.03 \| good	1.57 \| good	0.149 \| good
2026-10-23T04:00:00.000Z	40 \| good	0.315 \| good	1.154 \| good	42.749 \| good	0.034 \| good	1.643 \| good	0.152 \| good
2026-10-23T05:00:00.000Z	39 \| good	0.388 \| good	1.3 \| good	41.864 \| good	0.038 \| good	1.574 \| good	0.153 \| good
2026-10-23T06:00:00.000Z	39 \| good	0.393 \| good	1.345 \| good	41.911 \| good	0.036 \| good	1.445 \| good	0.149 \| good
2026-10-23T07:00:00.000Z	39 \| good	0.594 \| good	2.337 \| good	41.549 \| good	0.033 \| good	1.32 \| good	0.145 \| good
2026-10-23T08:00:00.000Z	37 \| good	0.311 \| good	1.225 \| good	40.3 \| good	0.031 \| good	1.198 \| good	0.145 \| good
2026-10-23T09:00:00.000Z	37 \| good	1.19 \| good	5 \| good	39.626 \| good	0.027 \| good	1.056 \| good	0.144 \| good
2026-10-23T10:00:00.000Z	36 \| good	0.354 \| good	1.27 \| good	38.715 \| good	0.023 \| good	0.982 \| good	0.144 \| good
2026-10-23T11:00:00.000Z	34 \| good	0.544 \| good	2.159 \| good	37.061 \| good	0.02 \| good	0.916 \| good	0.143 \| good
2026-10-23T12:00:00.000Z	34 \| good	1.683 \| good	7.072 \| good	36.694 \| good	0.017 \| good	0.895 \| good	0.142 \| good
2026-10-23T13:00:00.000Z	33 \| good	3.275 \| good	14.219 \| good	35.696 \| good	0.016 \| good	0.884 \| good	0.141 \| good
2026-10-23T14:00:00.000Z	33 \| good	4.001 \| good	17.247 \| good	36.314 \| good	0.018 \| good	1.016 \| good	0.142 \| good
2026-10-23T15:00:00.000Z	35 \| good	1.627 \| good	6.559 \| good	37.669 \| good	0.024 \| good	1.186 \| good	0.142 \| good
2026-10-23T16:00:00.000Z	39 \| good	5.785 \| good	25.589 \| good	42.157 \| good	0.029 \| good	0.866 \| good	0.139 \| good
2026-10-23T17:00:00.000Z	58 \| moderate	13.211 \| fine	59.517 \| fine	43.5 \| good	0.032 \| good	0.714 \| good	0.136 \| good
2026-10-23T18:00:00.000Z	54 \| moderate	11.276 \| good	50.241 \| good	46.268 \| good	0.037 \| good	0.536 \| good	0.133 \| good
2026-10-23T19:00:00.000Z	49 \| good	8.795 \| good	39.436 \| good	48.451 \| good	0.043 \| good	0.417 \| good	0.13 \| good
2026-10-23T20:00:00.000Z	46 \| good	5.628 \| good	24.571 \| good	50.062 \| good	0.053 \| good	0.358 \| good	0.126 \| good
2026-10-23T21:00:00.000Z	46 \| good	5.922 \| good	26.033 \| good	50.319 \| good	0.062 \| good	0.335 \| good	0.122 \| good
2026-10-23T22:00:00.000Z	47 \| good	3.162 \| good	13.362 \| good	50.775 \| good	0.068 \| good	0.32 \| good	0.12 \| good
2026-10-23T23:00:00.000Z	45 \| good	3.387 \| good	14.917 \| good	49.076 \| good	0.074 \| good	0.321 \| good	0.117 \| good
2026-10-24T00:00:00.000Z	44 \| good	1.06 \| good	4.257 \| good	47.67 \| good	0.082 \| good	0.38 \| good	0.116 \| good
2026-10-24T01:00:00.000Z	40 \| good	0.719 \| good	2.499 \| good	43.347 \| good	0.09 \| good	0.699 \| good	0.118 \| good
2026-10-24T02:00:00.000Z	36 \| good	1.042 \| good	4.298 \| good	39.456 \| good	0.101 \| good	1.199 \| good	0.121 \| good
2026-10-24T03:00:00.000Z	34 \| good	0.569 \| good	2.139 \| good	37.334 \| good	0.114 \| good	1.412 \| good	0.122 \| good
2026-10-24T04:00:00.000Z	34 \| good	0.523 \| good	2.026 \| good	36.798 \| good	0.126 \| good	1.327 \| good	0.121 \| good
2026-10-24T05:00:00.000Z	33 \| good	1.047 \| good	4.261 \| good	36.285 \| good	0.137 \| good	1.372 \| good	0.121 \| good
2026-10-24T06:00:00.000Z	32 \| good	2.093 \| good	8.499 \| good	35.127 \| good	0.146 \| good	1.458 \| good	0.121 \| good
2026-10-24T07:00:00.000Z	31 \| good	1.534 \| good	6.307 \| good	33.903 \| good	0.151 \| good	1.519 \| good	0.121 \| good
2026-10-24T08:00:00.000Z	30 \| good	0.681 \| good	2.337 \| good	32.071 \| good	0.156 \| good	1.52 \| good	0.121 \| good
2026-10-24T09:00:00.000Z	29 \| good	2.85 \| good	11.587 \| good	30.567 \| good	0.162 \| good	1.529 \| good	0.121 \| good
2026-10-24T10:00:00.000Z	27 \| good	2.79 \| good	11.2 \| good	29.006 \| good	0.169 \| good	1.476 \| good	0.12 \| good
2026-10-24T11:00:00.000Z	27 \| good	0.433 \| good	1.337 \| good	28.687 \| good	0.176 \| good	1.437 \| good	0.12 \| good
2026-10-24T12:00:00.000Z	27 \| good	2.479 \| good	10.238 \| good	28.655 \| good	0.182 \| good	1.42 \| good	0.12 \| good
2026-10-24T13:00:00.000Z	26 \| good	3.653 \| good	16.03 \| good	27.931 \| good	0.181 \| good	1.414 \| good	0.121 \| good
2026-10-24T14:00:00.000Z	25 \| good	1.723 \| good	7.306 \| good	26.6 \| good	0.15 \| good	1.543 \| good	0.122 \| good
2026-10-24T15:00:00.000Z	27 \| good	0.715 \| good	2.875 \| good	29.368 \| good	0.139 \| good	1.651 \| good	0.125 \| good
2026-10-24T16:00:00.000Z	32 \| good	3.422 \| good	15.28 \| good	34.705 \| good	0.17 \| good	1.056 \| good	0.124 \| good
2026-10-24T17:00:00.000Z	54 \| moderate	11.11 \| good	49.648 \| good	38.088 \| good	0.206 \| good	0.409 \| good	0.119 \| good
2026-10-24T18:00:00.000Z	52 \| moderate	10.25 \| good	45.612 \| good	42.347 \| good	0.189 \| good	0.252 \| good	0.116 \| good

South Lake Tahoe

Get reliable air quality data to drive your business

South Lake Tahoe, California air quality map: Stay updated on AQI near you

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How accurate is California, USA air quality data?

Air quality and pollutant data for California, 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 South Lake Tahoe, California?

The air quality information for South Lake Tahoe, California is updated every hour for accuracy.

What time in the last 24 hours was the air quality in South Lake Tahoe, California at its worst?

In the past 24 hours, the air quality in South Lake Tahoe, California was at its worst at 03:00:00 on 2026-10-22.

When did South Lake Tahoe, California experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in South Lake Tahoe, California was observed at 12:00:00 on 2026-10-22.

What is the AQI in South Lake Tahoe, California right now?

As of now, the AQI in South Lake Tahoe, California is 19, indicating Good conditions.

What is the most common type of pollution in South Lake Tahoe, California?

South Lake Tahoe, California air has the highest levels of O3.

What should I do in case of poor air quality in South Lake Tahoe, California?

Poor air quality in South Lake Tahoe, California means it's advisable to stay indoors and wear a mask for your protection.

What is the PM_2.5 level in South Lake Tahoe, California at the moment?

PM_2.5 levels in South Lake Tahoe, California are currently 0.844 μg/m³.

What is the PM₁₀ level in South Lake Tahoe, California at the moment?

The PM₁₀ concentration in South Lake Tahoe, California is 3.636 μg/m³ at the moment.

What is the carbon monoxide (CO) level in South Lake Tahoe, California at the moment?

The current carbon monoxide (CO) concentration in South Lake Tahoe, California is 0.17 ppm.

What is the sulfur dioxide (SO₂) level in South Lake Tahoe, California at the moment?

Currently, South Lake Tahoe, California has a sulfur dioxide (SO₂) concentration of 0.445 ppb.

What is the ozone (O₃) level in South Lake Tahoe, California at the moment?

The current ozone (O₃) level in South Lake Tahoe, California at the moment is 21.471 ppm.

What is the nitrogen dioxide (NO₂) level in South Lake Tahoe, California at the moment?

Nitrogen dioxide (NO₂) level in South Lake Tahoe, California at the moment is 8.761 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-10-20T20:00:00.000Z	40 \| good	4.574 \| good	20.37 \| good	42.669 \| good	0.558 \| good	2.868 \| good	0.22 \| good
2026-10-20T21:00:00.000Z	41 \| good	3.996 \| good	18.053 \| good	44.074 \| good	0.412 \| good	3.45 \| good	0.201 \| good
2026-10-20T22:00:00.000Z	41 \| good	2.925 \| good	13.492 \| good	44.188 \| good	0.68 \| good	2.871 \| good	0.211 \| good
2026-10-20T23:00:00.000Z	44 \| good	3.003 \| good	13.875 \| good	47.292 \| good	0.427 \| good	2.406 \| good	0.201 \| good
2026-10-21T00:00:00.000Z	44 \| good	2.811 \| good	12.954 \| good	46.611 \| good	0.426 \| good	2.198 \| good	0.219 \| good
2026-10-21T01:00:00.000Z	42 \| good	3.186 \| good	14.361 \| good	45.224 \| good	0.453 \| good	5.499 \| good	0.201 \| good
2026-10-21T02:00:00.000Z	43 \| good	3.653 \| good	16.231 \| good	46.187 \| good	0.453 \| good	8.663 \| good	0.327 \| good
2026-10-21T03:00:00.000Z	39 \| good	1.36 \| good	5.393 \| good	41.582 \| good	0.158 \| good	3.001 \| good	0.129 \| good
2026-10-21T04:00:00.000Z	36 \| good	2.347 \| good	10.709 \| good	39.362 \| good	0.482 \| good	10.115 \| good	0.327 \| good
2026-10-21T05:00:00.000Z	37 \| good	3.649 \| good	16.313 \| good	39.955 \| good	0.469 \| good	8.659 \| good	0.327 \| good
2026-10-21T06:00:00.000Z	39 \| good	3.637 \| good	16.28 \| good	42.045 \| good	0.711 \| good	7.92 \| good	0.319 \| good
2026-10-21T07:00:00.000Z	34 \| good	3.051 \| good	13.756 \| good	36.932 \| good	0.456 \| good	6.375 \| good	0.302 \| good
2026-10-21T08:00:00.000Z	29 \| good	2.483 \| good	11.341 \| good	31.289 \| good	0.468 \| good	7.56 \| good	0.276 \| good
2026-10-21T09:00:00.000Z	27 \| good	2.01 \| good	9.45 \| good	28.812 \| good	0.689 \| good	6.742 \| good	0.302 \| good
2026-10-21T10:00:00.000Z	29 \| good	1.71 \| good	8.445 \| good	30.98 \| good	0.444 \| good	6.492 \| good	0.276 \| good
2026-10-21T11:00:00.000Z	18 \| good	2.252 \| good	10.596 \| good	18.735 \| good	0.444 \| good	4.03 \| good	0.276 \| good
2026-10-21T12:00:00.000Z	30 \| good	1.97 \| good	9.274 \| good	32.166 \| good	0.435 \| good	4.296 \| good	0.301 \| good
2026-10-21T13:00:00.000Z	25 \| good	1.427 \| good	7.058 \| good	26.927 \| good	0.675 \| good	4.55 \| good	0.284 \| good
2026-10-21T14:00:00.000Z	27 \| good	1.584 \| good	6.804 \| good	29.216 \| good	0.657 \| good	5.412 \| good	0.276 \| good
2026-10-21T15:00:00.000Z	31 \| good	2.042 \| good	9.924 \| good	34.483 \| good	0.638 \| good	7.708 \| good	0.32 \| good
2026-10-21T16:00:00.000Z	32 \| good	4.669 \| good	21.677 \| good	35.022 \| good	0.662 \| good	12.2 \| good	0.235 \| good
2026-10-21T17:00:00.000Z	22 \| good	3.692 \| good	16.369 \| good	20.735 \| good	0.529 \| good	14.354 \| good	0.247 \| good
2026-10-21T18:00:00.000Z	22 \| good	4.423 \| good	19.57 \| good	13.527 \| good	0.642 \| good	15.661 \| good	0.292 \| good
2026-10-21T19:00:00.000Z	27 \| good	4.705 \| good	21.882 \| good	25.496 \| good	0.602 \| good	13.696 \| good	0.247 \| good
2026-10-21T20:00:00.000Z	29 \| good	3.494 \| good	15.854 \| good	30.844 \| good	0.502 \| good	10.573 \| good	0.252 \| good
2026-10-21T21:00:00.000Z	28 \| good	3.285 \| good	14.787 \| good	30.221 \| good	0.578 \| good	8.193 \| good	0.24 \| good
2026-10-21T22:00:00.000Z	33 \| good	2.882 \| good	13.225 \| good	36.042 \| good	0.517 \| good	7.741 \| good	0.327 \| good
2026-10-21T23:00:00.000Z	34 \| good	2.808 \| good	12.92 \| good	36.668 \| good	0.479 \| good	6.559 \| good	0.301 \| good
2026-10-22T00:00:00.000Z	34 \| good	2.886 \| good	13.351 \| good	37.421 \| good	0.466 \| good	6.712 \| good	0.24 \| good
2026-10-22T01:00:00.000Z	35 \| good	2.735 \| good	12.552 \| good	37.676 \| good	0.444 \| good	5.528 \| good	0.275 \| good
2026-10-22T02:00:00.000Z	31 \| good	2.361 \| good	11.111 \| good	32.964 \| good	0.439 \| good	3.995 \| good	0.314 \| good
2026-10-22T03:00:00.000Z	39 \| good	1.284 \| good	5.111 \| good	41.75 \| good	0.034 \| good	1.446 \| good	0.101 \| good
2026-10-22T04:00:00.000Z	31 \| good	2.112 \| good	10.002 \| good	34.355 \| good	0.642 \| good	3.808 \| good	0.339 \| good
2026-10-22T05:00:00.000Z	28 \| good	2.088 \| good	9.789 \| good	30.326 \| good	0.404 \| good	3.914 \| good	0.39 \| good
2026-10-22T06:00:00.000Z	25 \| good	1.817 \| good	8.799 \| good	27.042 \| good	0.628 \| good	3.875 \| good	0.319 \| good
2026-10-22T07:00:00.000Z	27 \| good	1.42 \| good	5.979 \| good	28.567 \| good	0.377 \| good	2.667 \| good	0.301 \| good
2026-10-22T08:00:00.000Z	23 \| good	0.853 \| good	3.69 \| good	25.492 \| good	0.388 \| good	3.808 \| good	0.276 \| good
2026-10-22T09:00:00.000Z	17 \| good	0.855 \| good	3.699 \| good	17.745 \| good	0.625 \| good	3.793 \| good	0.166 \| good
2026-10-22T10:00:00.000Z	22 \| good	1.381 \| good	5.825 \| good	23.673 \| good	0.377 \| good	4.03 \| good	0.272 \| good
2026-10-22T11:00:00.000Z	22 \| good	1.272 \| good	5.324 \| good	24.141 \| good	0.393 \| good	4.569 \| good	0.279 \| good
2026-10-22T12:00:00.000Z	8 \| good	1.449 \| good	6.212 \| good	8.786 \| good	0.395 \| good	4.062 \| good	0.279 \| good
2026-10-22T13:00:00.000Z	12 \| good	1.281 \| good	5.35 \| good	12.574 \| good	1.097 \| good	3.696 \| good	0.279 \| good
2026-10-22T14:00:00.000Z	13 \| good	0.516 \| good	2.473 \| good	14.285 \| good	0.544 \| good	4.563 \| good	0.158 \| good
2026-10-22T15:00:00.000Z	10 \| good	0.614 \| good	2.937 \| good	11.387 \| good	0.481 \| good	5.967 \| good	0.196 \| good
2026-10-22T16:00:00.000Z	23 \| good	0.672 \| good	3.158 \| good	24.82 \| good	0.454 \| good	8.55 \| good	0.182 \| good
2026-10-22T17:00:00.000Z	28 \| good	0.641 \| good	3.022 \| good	30.219 \| good	0.456 \| good	11.173 \| good	0.196 \| good
2026-10-22T18:00:00.000Z	19 \| good	0.844 \| good	3.636 \| good	21.471 \| good	0.445 \| good	8.761 \| good	0.17 \| good
2026-10-22T19:00:00.000Z	19 \| good	0.844 \| good	3.636 \| good	21.471 \| good	0.445 \| good	8.761 \| good	0.17 \| good
2026-10-22T19:00:00.000Z	44 \| good	8.484 \| good	37.679 \| good	42.02 \| good	0.037 \| good	0.407 \| good	0.112 \| good
2026-10-22T20:00:00.000Z	44 \| good	7.506 \| good	33.19 \| good	42.896 \| good	0.028 \| good	0.424 \| good	0.115 \| good
2026-10-22T21:00:00.000Z	41 \| good	3.09 \| good	13.149 \| good	43.663 \| good	0.026 \| good	0.517 \| good	0.119 \| good
2026-10-22T22:00:00.000Z	40 \| good	2.123 \| good	8.613 \| good	43.345 \| good	0.035 \| good	0.685 \| good	0.123 \| good
2026-10-22T23:00:00.000Z	40 \| good	3.764 \| good	16.51 \| good	42.504 \| good	0.042 \| good	0.706 \| good	0.128 \| good
2026-10-23T00:00:00.000Z	40 \| good	1.176 \| good	4.816 \| good	42.793 \| good	0.038 \| good	0.946 \| good	0.134 \| good
2026-10-23T01:00:00.000Z	39 \| good	0.237 \| good	0.611 \| good	42.433 \| good	0.032 \| good	1.23 \| good	0.14 \| good
2026-10-23T02:00:00.000Z	39 \| good	0.187 \| good	0.192 \| good	42.348 \| good	0.029 \| good	1.437 \| good	0.145 \| good
2026-10-23T03:00:00.000Z	40 \| good	0.089 \| good	0 \| good	42.512 \| good	0.03 \| good	1.57 \| good	0.149 \| good
2026-10-23T04:00:00.000Z	40 \| good	0.315 \| good	1.154 \| good	42.749 \| good	0.034 \| good	1.643 \| good	0.152 \| good
2026-10-23T05:00:00.000Z	39 \| good	0.388 \| good	1.3 \| good	41.864 \| good	0.038 \| good	1.574 \| good	0.153 \| good
2026-10-23T06:00:00.000Z	39 \| good	0.393 \| good	1.345 \| good	41.911 \| good	0.036 \| good	1.445 \| good	0.149 \| good
2026-10-23T07:00:00.000Z	39 \| good	0.594 \| good	2.337 \| good	41.549 \| good	0.033 \| good	1.32 \| good	0.145 \| good
2026-10-23T08:00:00.000Z	37 \| good	0.311 \| good	1.225 \| good	40.3 \| good	0.031 \| good	1.198 \| good	0.145 \| good
2026-10-23T09:00:00.000Z	37 \| good	1.19 \| good	5 \| good	39.626 \| good	0.027 \| good	1.056 \| good	0.144 \| good
2026-10-23T10:00:00.000Z	36 \| good	0.354 \| good	1.27 \| good	38.715 \| good	0.023 \| good	0.982 \| good	0.144 \| good
2026-10-23T11:00:00.000Z	34 \| good	0.544 \| good	2.159 \| good	37.061 \| good	0.02 \| good	0.916 \| good	0.143 \| good
2026-10-23T12:00:00.000Z	34 \| good	1.683 \| good	7.072 \| good	36.694 \| good	0.017 \| good	0.895 \| good	0.142 \| good
2026-10-23T13:00:00.000Z	33 \| good	3.275 \| good	14.219 \| good	35.696 \| good	0.016 \| good	0.884 \| good	0.141 \| good
2026-10-23T14:00:00.000Z	33 \| good	4.001 \| good	17.247 \| good	36.314 \| good	0.018 \| good	1.016 \| good	0.142 \| good
2026-10-23T15:00:00.000Z	35 \| good	1.627 \| good	6.559 \| good	37.669 \| good	0.024 \| good	1.186 \| good	0.142 \| good
2026-10-23T16:00:00.000Z	39 \| good	5.785 \| good	25.589 \| good	42.157 \| good	0.029 \| good	0.866 \| good	0.139 \| good
2026-10-23T17:00:00.000Z	58 \| moderate	13.211 \| fine	59.517 \| fine	43.5 \| good	0.032 \| good	0.714 \| good	0.136 \| good
2026-10-23T18:00:00.000Z	54 \| moderate	11.276 \| good	50.241 \| good	46.268 \| good	0.037 \| good	0.536 \| good	0.133 \| good
2026-10-23T19:00:00.000Z	49 \| good	8.795 \| good	39.436 \| good	48.451 \| good	0.043 \| good	0.417 \| good	0.13 \| good
2026-10-23T20:00:00.000Z	46 \| good	5.628 \| good	24.571 \| good	50.062 \| good	0.053 \| good	0.358 \| good	0.126 \| good
2026-10-23T21:00:00.000Z	46 \| good	5.922 \| good	26.033 \| good	50.319 \| good	0.062 \| good	0.335 \| good	0.122 \| good
2026-10-23T22:00:00.000Z	47 \| good	3.162 \| good	13.362 \| good	50.775 \| good	0.068 \| good	0.32 \| good	0.12 \| good
2026-10-23T23:00:00.000Z	45 \| good	3.387 \| good	14.917 \| good	49.076 \| good	0.074 \| good	0.321 \| good	0.117 \| good
2026-10-24T00:00:00.000Z	44 \| good	1.06 \| good	4.257 \| good	47.67 \| good	0.082 \| good	0.38 \| good	0.116 \| good
2026-10-24T01:00:00.000Z	40 \| good	0.719 \| good	2.499 \| good	43.347 \| good	0.09 \| good	0.699 \| good	0.118 \| good
2026-10-24T02:00:00.000Z	36 \| good	1.042 \| good	4.298 \| good	39.456 \| good	0.101 \| good	1.199 \| good	0.121 \| good
2026-10-24T03:00:00.000Z	34 \| good	0.569 \| good	2.139 \| good	37.334 \| good	0.114 \| good	1.412 \| good	0.122 \| good
2026-10-24T04:00:00.000Z	34 \| good	0.523 \| good	2.026 \| good	36.798 \| good	0.126 \| good	1.327 \| good	0.121 \| good
2026-10-24T05:00:00.000Z	33 \| good	1.047 \| good	4.261 \| good	36.285 \| good	0.137 \| good	1.372 \| good	0.121 \| good
2026-10-24T06:00:00.000Z	32 \| good	2.093 \| good	8.499 \| good	35.127 \| good	0.146 \| good	1.458 \| good	0.121 \| good
2026-10-24T07:00:00.000Z	31 \| good	1.534 \| good	6.307 \| good	33.903 \| good	0.151 \| good	1.519 \| good	0.121 \| good
2026-10-24T08:00:00.000Z	30 \| good	0.681 \| good	2.337 \| good	32.071 \| good	0.156 \| good	1.52 \| good	0.121 \| good
2026-10-24T09:00:00.000Z	29 \| good	2.85 \| good	11.587 \| good	30.567 \| good	0.162 \| good	1.529 \| good	0.121 \| good
2026-10-24T10:00:00.000Z	27 \| good	2.79 \| good	11.2 \| good	29.006 \| good	0.169 \| good	1.476 \| good	0.12 \| good
2026-10-24T11:00:00.000Z	27 \| good	0.433 \| good	1.337 \| good	28.687 \| good	0.176 \| good	1.437 \| good	0.12 \| good
2026-10-24T12:00:00.000Z	27 \| good	2.479 \| good	10.238 \| good	28.655 \| good	0.182 \| good	1.42 \| good	0.12 \| good
2026-10-24T13:00:00.000Z	26 \| good	3.653 \| good	16.03 \| good	27.931 \| good	0.181 \| good	1.414 \| good	0.121 \| good
2026-10-24T14:00:00.000Z	25 \| good	1.723 \| good	7.306 \| good	26.6 \| good	0.15 \| good	1.543 \| good	0.122 \| good
2026-10-24T15:00:00.000Z	27 \| good	0.715 \| good	2.875 \| good	29.368 \| good	0.139 \| good	1.651 \| good	0.125 \| good
2026-10-24T16:00:00.000Z	32 \| good	3.422 \| good	15.28 \| good	34.705 \| good	0.17 \| good	1.056 \| good	0.124 \| good
2026-10-24T17:00:00.000Z	54 \| moderate	11.11 \| good	49.648 \| good	38.088 \| good	0.206 \| good	0.409 \| good	0.119 \| good
2026-10-24T18:00:00.000Z	52 \| moderate	10.25 \| good	45.612 \| good	42.347 \| good	0.189 \| good	0.252 \| good	0.116 \| good

Live air quality index in South Lake Tahoe, California today

Major air pollutants in South Lake Tahoe, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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South Lake Tahoe, California air quality map: Stay updated on AQI near you

Air quality in nearby cities

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Frequently asked questions

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What is the PM2.5 level in South Lake Tahoe, California at the moment?

What is the PM10 level in South Lake Tahoe, California at the moment?

What is the carbon monoxide (CO) level in South Lake Tahoe, California at the moment?

What is the sulfur dioxide (SO2) level in South Lake Tahoe, California at the moment?

What is the ozone (O3) level in South Lake Tahoe, California at the moment?

What is the nitrogen dioxide (NO2) level in South Lake Tahoe, California at the moment?

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 South Lake Tahoe, California at the moment?

What is the PM₁₀ level in South Lake Tahoe, California at the moment?

What is the sulfur dioxide (SO₂) level in South Lake Tahoe, California at the moment?

What is the ozone (O₃) level in South Lake Tahoe, California at the moment?

What is the nitrogen dioxide (NO₂) level in South Lake Tahoe, California at the moment?