What is the sulfur dioxide (SO2) level in Aliso Viejo, California at the moment?

Currently, Aliso Viejo, California has a sulfur dioxide (SO2) concentration of 0.339 ppb.

What is the ozone (O3) level in Aliso Viejo, California at the moment?

The current ozone (O3) level in Aliso Viejo, California at the moment is 19.551 ppm.

What is the nitrogen dioxide (NO2) level in Aliso Viejo, California at the moment?

Nitrogen dioxide (NO2) level in Aliso Viejo, California at the moment is 24.477 ppb.

Live air quality index in Aliso Viejo, California today

Q: What is the PM2.5 level in Aliso Viejo, California at the moment?

PM2.5 levels in Aliso Viejo, California are currently 16.93 μg/m3.

Q: What is the PM10 level in Aliso Viejo, California at the moment?

The PM10 concentration in Aliso Viejo, California is 22.286 μg/m3 at the moment.

Stay updated with real-time air quality in Aliso Viejo, 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)

Moderate

Aliso Viejo, California

Last updated: ... (Local time)

Major air pollutants in Aliso Viejo, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

16.93 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

22.29 μg/m³

155

255

425

605+

Ozone (O₃)

19.55 ppb

201

201+

Sulfur Dioxide (SO₂)

0.34 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

24.48 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.48 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Aliso Viejo, California

Get Live Pollen Counts

Aliso Viejo, California

Scroll To Air Quality Map

Track live Aliso Viejo, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T06:00:00.000Z	64 \| moderate	16.427 \| fine	27.25 \| good	20.935 \| good	0.508 \| good	28.948 \| good	0.848 \| good
2026-01-21T07:00:00.000Z	64 \| moderate	16.411 \| fine	27.189 \| good	16.939 \| good	0.571 \| good	30.165 \| good	0.849 \| good
2026-01-21T08:00:00.000Z	64 \| moderate	15.627 \| fine	21.225 \| good	12.981 \| good	0.667 \| good	20.294 \| good	0.543 \| good
2026-01-21T09:00:00.000Z	58 \| moderate	12.586 \| fine	13.588 \| good	19.886 \| good	0.521 \| good	23.363 \| good	0.475 \| good
2026-01-21T10:00:00.000Z	26 \| good	2.311 \| good	10.418 \| good	19.901 \| good	0.465 \| good	28.365 \| good	0.455 \| good
2026-01-21T11:00:00.000Z	25 \| good	2.303 \| good	10.39 \| good	20.908 \| good	0.526 \| good	26.94 \| good	0.521 \| good
2026-01-21T12:00:00.000Z	21 \| good	2.107 \| good	9.352 \| good	17.936 \| good	0.499 \| good	21.517 \| good	0.455 \| good
2026-01-21T13:00:00.000Z	19 \| good	2.152 \| good	9.349 \| good	17.953 \| good	0.465 \| good	20.274 \| good	0.456 \| good
2026-01-21T14:00:00.000Z	49 \| good	9.239 \| good	10.818 \| good	15.95 \| good	0.765 \| good	26.04 \| good	0.548 \| good
2026-01-21T15:00:00.000Z	49 \| good	9.186 \| good	14.559 \| good	16.92 \| good	0.849 \| good	25.398 \| good	0.643 \| good
2026-01-21T16:00:00.000Z	52 \| moderate	9.763 \| good	14.625 \| good	17.911 \| good	0.945 \| good	26.691 \| good	0.756 \| good
2026-01-21T17:00:00.000Z	52 \| moderate	10.25 \| good	14.538 \| good	20.917 \| good	1.006 \| good	32.972 \| good	0.712 \| good
2026-01-21T18:00:00.000Z	54 \| moderate	10.652 \| good	15.629 \| good	22.879 \| good	0.769 \| good	32.802 \| good	0.704 \| good
2026-01-21T19:00:00.000Z	52 \| moderate	9.724 \| good	19.486 \| good	25.896 \| good	0.89 \| good	37.779 \| good	0.752 \| good
2026-01-21T20:00:00.000Z	49 \| good	9.111 \| good	19.524 \| good	27.906 \| good	0.743 \| good	37.311 \| good	0.644 \| good
2026-01-21T21:00:00.000Z	49 \| good	8.965 \| good	18.463 \| good	27.959 \| good	0.623 \| good	37.147 \| good	0.684 \| good
2026-01-21T22:00:00.000Z	54 \| moderate	10.895 \| good	25.24 \| good	27.962 \| good	0.615 \| good	38.839 \| good	0.656 \| good
2026-01-21T23:00:00.000Z	62 \| moderate	14.609 \| fine	32.141 \| good	32.927 \| good	0.573 \| good	33.285 \| good	0.585 \| good
2026-01-22T00:00:00.000Z	69 \| moderate	19.081 \| fine	36.053 \| good	28.988 \| good	0.604 \| good	28.734 \| good	0.585 \| good
2026-01-22T01:00:00.000Z	77 \| moderate	23.377 \| fine	36.175 \| good	28.969 \| good	0.471 \| good	16.385 \| good	0.608 \| good
2026-01-22T02:00:00.000Z	71 \| moderate	19.84 \| fine	32.245 \| good	26.953 \| good	0.465 \| good	29.068 \| good	0.673 \| good
2026-01-22T03:00:00.000Z	75 \| moderate	21.945 \| fine	34.254 \| good	25.911 \| good	0.417 \| good	27.616 \| good	0.717 \| good
2026-01-22T04:00:00.000Z	81 \| moderate	24.613 \| fine	35.298 \| good	25.878 \| good	0.449 \| good	30.037 \| good	0.723 \| good
2026-01-22T05:00:00.000Z	84 \| moderate	27.122 \| fine	34.281 \| good	24.875 \| good	0.632 \| good	28.932 \| good	0.742 \| good
2026-01-22T06:00:00.000Z	86 \| moderate	27.926 \| fine	34.373 \| good	20.884 \| good	0.502 \| good	30.913 \| good	0.823 \| good
2026-01-22T07:00:00.000Z	77 \| moderate	23.058 \| fine	30.416 \| good	20.906 \| good	0.535 \| good	29.012 \| good	0.901 \| good
2026-01-22T08:00:00.000Z	77 \| moderate	23.014 \| fine	30.232 \| good	20.874 \| good	0.561 \| good	25.537 \| good	0.85 \| good
2026-01-22T09:00:00.000Z	64 \| moderate	15.989 \| fine	26.305 \| good	16.872 \| good	0.533 \| good	22.872 \| good	0.79 \| good
2026-01-22T10:00:00.000Z	62 \| moderate	14.697 \| fine	24.426 \| good	16.862 \| good	0.542 \| good	18.105 \| good	0.734 \| good
2026-01-22T11:00:00.000Z	62 \| moderate	15.289 \| fine	25.445 \| good	19.849 \| good	0.646 \| good	15.917 \| good	0.607 \| good
2026-01-22T12:00:00.000Z	64 \| moderate	15.561 \| fine	24.677 \| good	21.791 \| good	0.591 \| good	19.413 \| good	0.622 \| good
2026-01-22T13:00:00.000Z	64 \| moderate	15.532 \| fine	24.398 \| good	21.809 \| good	0.592 \| good	21.246 \| good	0.622 \| good
2026-01-22T14:00:00.000Z	69 \| moderate	19.167 \| fine	24.403 \| good	16.858 \| good	0.59 \| good	22.458 \| good	0.747 \| good
2026-01-22T15:00:00.000Z	64 \| moderate	15.59 \| fine	22.488 \| good	15.872 \| good	0.726 \| good	23.525 \| good	0.831 \| good
2026-01-22T16:00:00.000Z	62 \| moderate	15.18 \| fine	23.281 \| good	18.866 \| good	0.837 \| good	22.429 \| good	0.826 \| good
2026-01-22T17:00:00.000Z	71 \| moderate	20.374 \| fine	27.296 \| good	21.866 \| good	0.946 \| good	22.501 \| good	0.755 \| good
2026-01-22T18:00:00.000Z	71 \| moderate	20.327 \| fine	27.711 \| good	25.85 \| good	0.954 \| good	22.903 \| good	0.654 \| good
2026-01-22T19:00:00.000Z	71 \| moderate	20.305 \| fine	28.217 \| good	27.846 \| good	0.747 \| good	22.441 \| good	0.702 \| good
2026-01-22T20:00:00.000Z	77 \| moderate	23.037 \| fine	30.259 \| good	29.863 \| good	0.626 \| good	27.222 \| good	0.577 \| good
2026-01-22T21:00:00.000Z	79 \| moderate	23.679 \| fine	31.158 \| good	34.825 \| good	0.535 \| good	15.905 \| good	0.569 \| good
2026-01-22T22:00:00.000Z	82 \| moderate	25.834 \| fine	29.431 \| good	33.841 \| good	0.628 \| good	26.473 \| good	0.554 \| good
2026-01-22T23:00:00.000Z	81 \| moderate	25.121 \| fine	27.335 \| good	28.881 \| good	0.579 \| good	22.311 \| good	0.585 \| good
2026-01-23T00:00:00.000Z	81 \| moderate	25.04 \| fine	29.269 \| good	23.954 \| good	0.421 \| good	34.79 \| good	0.616 \| good
2026-01-23T01:00:00.000Z	81 \| moderate	25.021 \| fine	27.089 \| good	20.932 \| good	0.424 \| good	23.82 \| good	0.541 \| good
2026-01-23T02:00:00.000Z	79 \| moderate	24.289 \| fine	26.082 \| good	19.94 \| good	0.4 \| good	27.721 \| good	0.554 \| good
2026-01-23T03:00:00.000Z	67 \| moderate	17.848 \| fine	25.138 \| good	22.911 \| good	0.332 \| good	26.464 \| good	0.529 \| good
2026-01-23T04:00:00.000Z	66 \| moderate	16.993 \| fine	20.21 \| good	19.959 \| good	0.34 \| good	24.654 \| good	0.484 \| good
2026-01-23T05:00:00.000Z	66 \| moderate	16.93 \| fine	22.286 \| good	19.551 \| good	0.339 \| good	24.477 \| good	0.484 \| good
2026-01-23T06:00:00.000Z	62 \| moderate	14.7 \| fine	65.497 \| fine	22.714 \| good	2.045 \| good	26.172 \| good	0.286 \| good
2026-01-23T07:00:00.000Z	60 \| moderate	13.879 \| fine	61.682 \| fine	22.683 \| good	1.935 \| good	25.737 \| good	0.284 \| good
2026-01-23T08:00:00.000Z	62 \| moderate	15.414 \| fine	68.96 \| fine	22.379 \| good	1.826 \| good	25.303 \| good	0.281 \| good
2026-01-23T09:00:00.000Z	64 \| moderate	15.652 \| fine	69.461 \| fine	22.221 \| good	1.716 \| good	24.869 \| good	0.279 \| good
2026-01-23T10:00:00.000Z	62 \| moderate	15.31 \| fine	68.992 \| fine	23.035 \| good	1.636 \| good	24.005 \| good	0.272 \| good
2026-01-23T11:00:00.000Z	62 \| moderate	15.292 \| fine	69.024 \| fine	23.203 \| good	1.556 \| good	23.14 \| good	0.265 \| good
2026-01-23T12:00:00.000Z	62 \| moderate	15.45 \| fine	69.151 \| fine	21.497 \| good	1.477 \| good	22.276 \| good	0.258 \| good
2026-01-23T13:00:00.000Z	60 \| moderate	14.254 \| fine	63.359 \| fine	22.393 \| good	1.515 \| good	21.605 \| good	0.264 \| good
2026-01-23T14:00:00.000Z	58 \| moderate	13.057 \| fine	59.152 \| fine	22.33 \| good	1.553 \| good	20.934 \| good	0.27 \| good
2026-01-23T15:00:00.000Z	64 \| moderate	15.858 \| fine	69.995 \| fine	20.438 \| good	1.591 \| good	20.263 \| good	0.276 \| good
2026-01-23T16:00:00.000Z	67 \| moderate	17.897 \| fine	79.205 \| fine	19.615 \| good	1.731 \| good	16.885 \| good	0.246 \| good
2026-01-23T17:00:00.000Z	56 \| moderate	12.344 \| fine	54.892 \| good	24.05 \| good	1.87 \| good	13.506 \| good	0.216 \| good
2026-01-23T18:00:00.000Z	44 \| good	8.391 \| good	36.831 \| good	27.958 \| good	2.01 \| good	10.128 \| good	0.185 \| good
2026-01-23T19:00:00.000Z	38 \| good	7.421 \| good	32.904 \| good	33.285 \| good	1.672 \| good	8.315 \| good	0.165 \| good
2026-01-23T20:00:00.000Z	38 \| good	7.224 \| good	31.872 \| good	37.426 \| good	1.335 \| good	6.502 \| good	0.145 \| good
2026-01-23T21:00:00.000Z	36 \| good	6.011 \| good	26.669 \| good	38.871 \| good	0.997 \| good	4.689 \| good	0.125 \| good
2026-01-23T22:00:00.000Z	36 \| good	4.597 \| good	19.864 \| good	39.451 \| good	1.168 \| good	5.19 \| good	0.123 \| good
2026-01-23T23:00:00.000Z	36 \| good	2.749 \| good	11.216 \| good	38.541 \| good	1.339 \| good	5.692 \| good	0.121 \| good
2026-01-24T00:00:00.000Z	35 \| good	0.924 \| good	3.411 \| good	38.238 \| good	1.511 \| good	6.193 \| good	0.118 \| good
2026-01-24T01:00:00.000Z	33 \| good	1.903 \| good	7.692 \| good	35.621 \| good	1.712 \| good	11.634 \| good	0.151 \| good
2026-01-24T02:00:00.000Z	29 \| good	2.937 \| good	12.328 \| good	31.092 \| good	1.913 \| good	17.075 \| good	0.183 \| good
2026-01-24T03:00:00.000Z	26 \| good	2.908 \| good	12.352 \| good	27.845 \| good	2.114 \| good	22.516 \| good	0.215 \| good
2026-01-24T04:00:00.000Z	24 \| good	3.22 \| good	14.343 \| good	26.056 \| good	2.421 \| good	23.314 \| good	0.231 \| good
2026-01-24T05:00:00.000Z	23 \| good	3.824 \| good	16.561 \| good	22.529 \| good	2.728 \| good	24.113 \| good	0.246 \| good
2026-01-24T06:00:00.000Z	24 \| good	3.279 \| good	13.248 \| good	21.89 \| good	3.035 \| good	24.911 \| good	0.262 \| good
2026-01-24T07:00:00.000Z	23 \| good	2.98 \| good	12.095 \| good	21.87 \| good	3.066 \| good	24.416 \| good	0.263 \| good
2026-01-24T08:00:00.000Z	23 \| good	3.276 \| good	14.426 \| good	20.566 \| good	3.097 \| good	23.921 \| good	0.263 \| good
2026-01-24T09:00:00.000Z	22 \| good	2.908 \| good	12.034 \| good	18.753 \| good	3.128 \| good	23.427 \| good	0.264 \| good
2026-01-24T10:00:00.000Z	22 \| good	3.164 \| good	13.123 \| good	16.293 \| good	3.091 \| good	22.687 \| good	0.252 \| good
2026-01-24T11:00:00.000Z	21 \| good	3.381 \| good	14.87 \| good	15.542 \| good	3.053 \| good	21.947 \| good	0.24 \| good
2026-01-24T12:00:00.000Z	20 \| good	3.115 \| good	13 \| good	13.783 \| good	3.016 \| good	21.208 \| good	0.228 \| good
2026-01-24T13:00:00.000Z	22 \| good	3.522 \| good	15.756 \| good	14.61 \| good	2.961 \| good	20.86 \| good	0.232 \| good
2026-01-24T14:00:00.000Z	22 \| good	3.852 \| good	16.691 \| good	13.488 \| good	2.907 \| good	20.512 \| good	0.235 \| good
2026-01-24T15:00:00.000Z	33 \| good	6.309 \| good	27.853 \| good	12.177 \| good	2.852 \| good	20.164 \| good	0.239 \| good
2026-01-24T16:00:00.000Z	44 \| good	8.319 \| good	36.812 \| good	13.064 \| good	3.073 \| good	16.121 \| good	0.213 \| good
2026-01-24T17:00:00.000Z	52 \| moderate	10.445 \| good	46.311 \| good	17.498 \| good	3.294 \| good	12.079 \| good	0.187 \| good
2026-01-24T18:00:00.000Z	54 \| moderate	11.001 \| good	48.892 \| good	24.214 \| good	3.514 \| good	8.036 \| good	0.161 \| good
2026-01-24T19:00:00.000Z	60 \| moderate	13.998 \| fine	62.469 \| fine	29.319 \| good	3.302 \| good	7.228 \| good	0.16 \| good
2026-01-24T20:00:00.000Z	62 \| moderate	15.032 \| fine	66.534 \| fine	32.016 \| good	3.091 \| good	6.419 \| good	0.16 \| good
2026-01-24T21:00:00.000Z	56 \| moderate	12.184 \| fine	54.453 \| good	33.976 \| good	2.879 \| good	5.61 \| good	0.159 \| good
2026-01-24T22:00:00.000Z	38 \| good	7.094 \| good	31.062 \| good	36.899 \| good	3.005 \| good	6.17 \| good	0.162 \| good
2026-01-24T23:00:00.000Z	36 \| good	4.513 \| good	19.341 \| good	38.984 \| good	3.131 \| good	6.729 \| good	0.164 \| good
2026-01-25T00:00:00.000Z	64 \| moderate	16.246 \| fine	18.662 \| good	42.905 \| good	3.289 \| good	7.325 \| good	0.168 \| good
2026-01-25T01:00:00.000Z	36 \| good	2.515 \| good	10.53 \| good	38.695 \| good	3.318 \| good	13.36 \| good	0.202 \| good
2026-01-25T02:00:00.000Z	32 \| good	3.008 \| good	12.595 \| good	34.767 \| good	3.379 \| good	19.432 \| good	0.237 \| good
2026-01-25T03:00:00.000Z	30 \| good	4.238 \| good	18.553 \| good	32.024 \| good	3.44 \| good	25.505 \| good	0.271 \| good
2026-01-25T04:00:00.000Z	33 \| good	6.071 \| good	26.008 \| good	29.727 \| good	3.605 \| good	26.226 \| good	0.295 \| good
2026-01-25T05:00:00.000Z	44 \| good	8.292 \| good	36.367 \| good	25.2 \| good	3.77 \| good	26.947 \| good	0.319 \| good

Aliso Viejo

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Aliso Viejo, California air quality map: Stay updated on AQI near you

0.49ppm

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 Aliso Viejo, California?

The air quality information for Aliso Viejo, California is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Aliso Viejo, California at its worst?

In the past 24 hours, the air quality in Aliso Viejo, California was at its worst at 06:00:00 on 2026-01-22.

When did Aliso Viejo, California experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Aliso Viejo, California was observed at 04:00:00 on 2026-01-22.

What is the AQI in Aliso Viejo, California right now?

As of now, the AQI in Aliso Viejo, California is 66, indicating Moderate conditions.

What is the most common type of pollution in Aliso Viejo, California?

Aliso Viejo, California air has the highest levels of PM2.5.

What should I do in case of poor air quality in Aliso Viejo, California?

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

What is the PM_2.5 level in Aliso Viejo, California at the moment?

PM_2.5 levels in Aliso Viejo, California are currently 16.93 μg/m³.

What is the PM₁₀ level in Aliso Viejo, California at the moment?

The PM₁₀ concentration in Aliso Viejo, California is 22.286 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Aliso Viejo, California at the moment?

The current carbon monoxide (CO) concentration in Aliso Viejo, California is 0.484 ppm.

What is the sulfur dioxide (SO₂) level in Aliso Viejo, California at the moment?

Currently, Aliso Viejo, California has a sulfur dioxide (SO₂) concentration of 0.339 ppb.

What is the ozone (O₃) level in Aliso Viejo, California at the moment?

The current ozone (O₃) level in Aliso Viejo, California at the moment is 19.551 ppm.

What is the nitrogen dioxide (NO₂) level in Aliso Viejo, California at the moment?

Nitrogen dioxide (NO₂) level in Aliso Viejo, California at the moment is 24.477 ppb.

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Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-01-21T06:00:00.000Z	64 \| moderate	16.427 \| fine	27.25 \| good	20.935 \| good	0.508 \| good	28.948 \| good	0.848 \| good
2026-01-21T07:00:00.000Z	64 \| moderate	16.411 \| fine	27.189 \| good	16.939 \| good	0.571 \| good	30.165 \| good	0.849 \| good
2026-01-21T08:00:00.000Z	64 \| moderate	15.627 \| fine	21.225 \| good	12.981 \| good	0.667 \| good	20.294 \| good	0.543 \| good
2026-01-21T09:00:00.000Z	58 \| moderate	12.586 \| fine	13.588 \| good	19.886 \| good	0.521 \| good	23.363 \| good	0.475 \| good
2026-01-21T10:00:00.000Z	26 \| good	2.311 \| good	10.418 \| good	19.901 \| good	0.465 \| good	28.365 \| good	0.455 \| good
2026-01-21T11:00:00.000Z	25 \| good	2.303 \| good	10.39 \| good	20.908 \| good	0.526 \| good	26.94 \| good	0.521 \| good
2026-01-21T12:00:00.000Z	21 \| good	2.107 \| good	9.352 \| good	17.936 \| good	0.499 \| good	21.517 \| good	0.455 \| good
2026-01-21T13:00:00.000Z	19 \| good	2.152 \| good	9.349 \| good	17.953 \| good	0.465 \| good	20.274 \| good	0.456 \| good
2026-01-21T14:00:00.000Z	49 \| good	9.239 \| good	10.818 \| good	15.95 \| good	0.765 \| good	26.04 \| good	0.548 \| good
2026-01-21T15:00:00.000Z	49 \| good	9.186 \| good	14.559 \| good	16.92 \| good	0.849 \| good	25.398 \| good	0.643 \| good
2026-01-21T16:00:00.000Z	52 \| moderate	9.763 \| good	14.625 \| good	17.911 \| good	0.945 \| good	26.691 \| good	0.756 \| good
2026-01-21T17:00:00.000Z	52 \| moderate	10.25 \| good	14.538 \| good	20.917 \| good	1.006 \| good	32.972 \| good	0.712 \| good
2026-01-21T18:00:00.000Z	54 \| moderate	10.652 \| good	15.629 \| good	22.879 \| good	0.769 \| good	32.802 \| good	0.704 \| good
2026-01-21T19:00:00.000Z	52 \| moderate	9.724 \| good	19.486 \| good	25.896 \| good	0.89 \| good	37.779 \| good	0.752 \| good
2026-01-21T20:00:00.000Z	49 \| good	9.111 \| good	19.524 \| good	27.906 \| good	0.743 \| good	37.311 \| good	0.644 \| good
2026-01-21T21:00:00.000Z	49 \| good	8.965 \| good	18.463 \| good	27.959 \| good	0.623 \| good	37.147 \| good	0.684 \| good
2026-01-21T22:00:00.000Z	54 \| moderate	10.895 \| good	25.24 \| good	27.962 \| good	0.615 \| good	38.839 \| good	0.656 \| good
2026-01-21T23:00:00.000Z	62 \| moderate	14.609 \| fine	32.141 \| good	32.927 \| good	0.573 \| good	33.285 \| good	0.585 \| good
2026-01-22T00:00:00.000Z	69 \| moderate	19.081 \| fine	36.053 \| good	28.988 \| good	0.604 \| good	28.734 \| good	0.585 \| good
2026-01-22T01:00:00.000Z	77 \| moderate	23.377 \| fine	36.175 \| good	28.969 \| good	0.471 \| good	16.385 \| good	0.608 \| good
2026-01-22T02:00:00.000Z	71 \| moderate	19.84 \| fine	32.245 \| good	26.953 \| good	0.465 \| good	29.068 \| good	0.673 \| good
2026-01-22T03:00:00.000Z	75 \| moderate	21.945 \| fine	34.254 \| good	25.911 \| good	0.417 \| good	27.616 \| good	0.717 \| good
2026-01-22T04:00:00.000Z	81 \| moderate	24.613 \| fine	35.298 \| good	25.878 \| good	0.449 \| good	30.037 \| good	0.723 \| good
2026-01-22T05:00:00.000Z	84 \| moderate	27.122 \| fine	34.281 \| good	24.875 \| good	0.632 \| good	28.932 \| good	0.742 \| good
2026-01-22T06:00:00.000Z	86 \| moderate	27.926 \| fine	34.373 \| good	20.884 \| good	0.502 \| good	30.913 \| good	0.823 \| good
2026-01-22T07:00:00.000Z	77 \| moderate	23.058 \| fine	30.416 \| good	20.906 \| good	0.535 \| good	29.012 \| good	0.901 \| good
2026-01-22T08:00:00.000Z	77 \| moderate	23.014 \| fine	30.232 \| good	20.874 \| good	0.561 \| good	25.537 \| good	0.85 \| good
2026-01-22T09:00:00.000Z	64 \| moderate	15.989 \| fine	26.305 \| good	16.872 \| good	0.533 \| good	22.872 \| good	0.79 \| good
2026-01-22T10:00:00.000Z	62 \| moderate	14.697 \| fine	24.426 \| good	16.862 \| good	0.542 \| good	18.105 \| good	0.734 \| good
2026-01-22T11:00:00.000Z	62 \| moderate	15.289 \| fine	25.445 \| good	19.849 \| good	0.646 \| good	15.917 \| good	0.607 \| good
2026-01-22T12:00:00.000Z	64 \| moderate	15.561 \| fine	24.677 \| good	21.791 \| good	0.591 \| good	19.413 \| good	0.622 \| good
2026-01-22T13:00:00.000Z	64 \| moderate	15.532 \| fine	24.398 \| good	21.809 \| good	0.592 \| good	21.246 \| good	0.622 \| good
2026-01-22T14:00:00.000Z	69 \| moderate	19.167 \| fine	24.403 \| good	16.858 \| good	0.59 \| good	22.458 \| good	0.747 \| good
2026-01-22T15:00:00.000Z	64 \| moderate	15.59 \| fine	22.488 \| good	15.872 \| good	0.726 \| good	23.525 \| good	0.831 \| good
2026-01-22T16:00:00.000Z	62 \| moderate	15.18 \| fine	23.281 \| good	18.866 \| good	0.837 \| good	22.429 \| good	0.826 \| good
2026-01-22T17:00:00.000Z	71 \| moderate	20.374 \| fine	27.296 \| good	21.866 \| good	0.946 \| good	22.501 \| good	0.755 \| good
2026-01-22T18:00:00.000Z	71 \| moderate	20.327 \| fine	27.711 \| good	25.85 \| good	0.954 \| good	22.903 \| good	0.654 \| good
2026-01-22T19:00:00.000Z	71 \| moderate	20.305 \| fine	28.217 \| good	27.846 \| good	0.747 \| good	22.441 \| good	0.702 \| good
2026-01-22T20:00:00.000Z	77 \| moderate	23.037 \| fine	30.259 \| good	29.863 \| good	0.626 \| good	27.222 \| good	0.577 \| good
2026-01-22T21:00:00.000Z	79 \| moderate	23.679 \| fine	31.158 \| good	34.825 \| good	0.535 \| good	15.905 \| good	0.569 \| good
2026-01-22T22:00:00.000Z	82 \| moderate	25.834 \| fine	29.431 \| good	33.841 \| good	0.628 \| good	26.473 \| good	0.554 \| good
2026-01-22T23:00:00.000Z	81 \| moderate	25.121 \| fine	27.335 \| good	28.881 \| good	0.579 \| good	22.311 \| good	0.585 \| good
2026-01-23T00:00:00.000Z	81 \| moderate	25.04 \| fine	29.269 \| good	23.954 \| good	0.421 \| good	34.79 \| good	0.616 \| good
2026-01-23T01:00:00.000Z	81 \| moderate	25.021 \| fine	27.089 \| good	20.932 \| good	0.424 \| good	23.82 \| good	0.541 \| good
2026-01-23T02:00:00.000Z	79 \| moderate	24.289 \| fine	26.082 \| good	19.94 \| good	0.4 \| good	27.721 \| good	0.554 \| good
2026-01-23T03:00:00.000Z	67 \| moderate	17.848 \| fine	25.138 \| good	22.911 \| good	0.332 \| good	26.464 \| good	0.529 \| good
2026-01-23T04:00:00.000Z	66 \| moderate	16.993 \| fine	20.21 \| good	19.959 \| good	0.34 \| good	24.654 \| good	0.484 \| good
2026-01-23T05:00:00.000Z	66 \| moderate	16.93 \| fine	22.286 \| good	19.551 \| good	0.339 \| good	24.477 \| good	0.484 \| good
2026-01-23T06:00:00.000Z	62 \| moderate	14.7 \| fine	65.497 \| fine	22.714 \| good	2.045 \| good	26.172 \| good	0.286 \| good
2026-01-23T07:00:00.000Z	60 \| moderate	13.879 \| fine	61.682 \| fine	22.683 \| good	1.935 \| good	25.737 \| good	0.284 \| good
2026-01-23T08:00:00.000Z	62 \| moderate	15.414 \| fine	68.96 \| fine	22.379 \| good	1.826 \| good	25.303 \| good	0.281 \| good
2026-01-23T09:00:00.000Z	64 \| moderate	15.652 \| fine	69.461 \| fine	22.221 \| good	1.716 \| good	24.869 \| good	0.279 \| good
2026-01-23T10:00:00.000Z	62 \| moderate	15.31 \| fine	68.992 \| fine	23.035 \| good	1.636 \| good	24.005 \| good	0.272 \| good
2026-01-23T11:00:00.000Z	62 \| moderate	15.292 \| fine	69.024 \| fine	23.203 \| good	1.556 \| good	23.14 \| good	0.265 \| good
2026-01-23T12:00:00.000Z	62 \| moderate	15.45 \| fine	69.151 \| fine	21.497 \| good	1.477 \| good	22.276 \| good	0.258 \| good
2026-01-23T13:00:00.000Z	60 \| moderate	14.254 \| fine	63.359 \| fine	22.393 \| good	1.515 \| good	21.605 \| good	0.264 \| good
2026-01-23T14:00:00.000Z	58 \| moderate	13.057 \| fine	59.152 \| fine	22.33 \| good	1.553 \| good	20.934 \| good	0.27 \| good
2026-01-23T15:00:00.000Z	64 \| moderate	15.858 \| fine	69.995 \| fine	20.438 \| good	1.591 \| good	20.263 \| good	0.276 \| good
2026-01-23T16:00:00.000Z	67 \| moderate	17.897 \| fine	79.205 \| fine	19.615 \| good	1.731 \| good	16.885 \| good	0.246 \| good
2026-01-23T17:00:00.000Z	56 \| moderate	12.344 \| fine	54.892 \| good	24.05 \| good	1.87 \| good	13.506 \| good	0.216 \| good
2026-01-23T18:00:00.000Z	44 \| good	8.391 \| good	36.831 \| good	27.958 \| good	2.01 \| good	10.128 \| good	0.185 \| good
2026-01-23T19:00:00.000Z	38 \| good	7.421 \| good	32.904 \| good	33.285 \| good	1.672 \| good	8.315 \| good	0.165 \| good
2026-01-23T20:00:00.000Z	38 \| good	7.224 \| good	31.872 \| good	37.426 \| good	1.335 \| good	6.502 \| good	0.145 \| good
2026-01-23T21:00:00.000Z	36 \| good	6.011 \| good	26.669 \| good	38.871 \| good	0.997 \| good	4.689 \| good	0.125 \| good
2026-01-23T22:00:00.000Z	36 \| good	4.597 \| good	19.864 \| good	39.451 \| good	1.168 \| good	5.19 \| good	0.123 \| good
2026-01-23T23:00:00.000Z	36 \| good	2.749 \| good	11.216 \| good	38.541 \| good	1.339 \| good	5.692 \| good	0.121 \| good
2026-01-24T00:00:00.000Z	35 \| good	0.924 \| good	3.411 \| good	38.238 \| good	1.511 \| good	6.193 \| good	0.118 \| good
2026-01-24T01:00:00.000Z	33 \| good	1.903 \| good	7.692 \| good	35.621 \| good	1.712 \| good	11.634 \| good	0.151 \| good
2026-01-24T02:00:00.000Z	29 \| good	2.937 \| good	12.328 \| good	31.092 \| good	1.913 \| good	17.075 \| good	0.183 \| good
2026-01-24T03:00:00.000Z	26 \| good	2.908 \| good	12.352 \| good	27.845 \| good	2.114 \| good	22.516 \| good	0.215 \| good
2026-01-24T04:00:00.000Z	24 \| good	3.22 \| good	14.343 \| good	26.056 \| good	2.421 \| good	23.314 \| good	0.231 \| good
2026-01-24T05:00:00.000Z	23 \| good	3.824 \| good	16.561 \| good	22.529 \| good	2.728 \| good	24.113 \| good	0.246 \| good
2026-01-24T06:00:00.000Z	24 \| good	3.279 \| good	13.248 \| good	21.89 \| good	3.035 \| good	24.911 \| good	0.262 \| good
2026-01-24T07:00:00.000Z	23 \| good	2.98 \| good	12.095 \| good	21.87 \| good	3.066 \| good	24.416 \| good	0.263 \| good
2026-01-24T08:00:00.000Z	23 \| good	3.276 \| good	14.426 \| good	20.566 \| good	3.097 \| good	23.921 \| good	0.263 \| good
2026-01-24T09:00:00.000Z	22 \| good	2.908 \| good	12.034 \| good	18.753 \| good	3.128 \| good	23.427 \| good	0.264 \| good
2026-01-24T10:00:00.000Z	22 \| good	3.164 \| good	13.123 \| good	16.293 \| good	3.091 \| good	22.687 \| good	0.252 \| good
2026-01-24T11:00:00.000Z	21 \| good	3.381 \| good	14.87 \| good	15.542 \| good	3.053 \| good	21.947 \| good	0.24 \| good
2026-01-24T12:00:00.000Z	20 \| good	3.115 \| good	13 \| good	13.783 \| good	3.016 \| good	21.208 \| good	0.228 \| good
2026-01-24T13:00:00.000Z	22 \| good	3.522 \| good	15.756 \| good	14.61 \| good	2.961 \| good	20.86 \| good	0.232 \| good
2026-01-24T14:00:00.000Z	22 \| good	3.852 \| good	16.691 \| good	13.488 \| good	2.907 \| good	20.512 \| good	0.235 \| good
2026-01-24T15:00:00.000Z	33 \| good	6.309 \| good	27.853 \| good	12.177 \| good	2.852 \| good	20.164 \| good	0.239 \| good
2026-01-24T16:00:00.000Z	44 \| good	8.319 \| good	36.812 \| good	13.064 \| good	3.073 \| good	16.121 \| good	0.213 \| good
2026-01-24T17:00:00.000Z	52 \| moderate	10.445 \| good	46.311 \| good	17.498 \| good	3.294 \| good	12.079 \| good	0.187 \| good
2026-01-24T18:00:00.000Z	54 \| moderate	11.001 \| good	48.892 \| good	24.214 \| good	3.514 \| good	8.036 \| good	0.161 \| good
2026-01-24T19:00:00.000Z	60 \| moderate	13.998 \| fine	62.469 \| fine	29.319 \| good	3.302 \| good	7.228 \| good	0.16 \| good
2026-01-24T20:00:00.000Z	62 \| moderate	15.032 \| fine	66.534 \| fine	32.016 \| good	3.091 \| good	6.419 \| good	0.16 \| good
2026-01-24T21:00:00.000Z	56 \| moderate	12.184 \| fine	54.453 \| good	33.976 \| good	2.879 \| good	5.61 \| good	0.159 \| good
2026-01-24T22:00:00.000Z	38 \| good	7.094 \| good	31.062 \| good	36.899 \| good	3.005 \| good	6.17 \| good	0.162 \| good
2026-01-24T23:00:00.000Z	36 \| good	4.513 \| good	19.341 \| good	38.984 \| good	3.131 \| good	6.729 \| good	0.164 \| good
2026-01-25T00:00:00.000Z	64 \| moderate	16.246 \| fine	18.662 \| good	42.905 \| good	3.289 \| good	7.325 \| good	0.168 \| good
2026-01-25T01:00:00.000Z	36 \| good	2.515 \| good	10.53 \| good	38.695 \| good	3.318 \| good	13.36 \| good	0.202 \| good
2026-01-25T02:00:00.000Z	32 \| good	3.008 \| good	12.595 \| good	34.767 \| good	3.379 \| good	19.432 \| good	0.237 \| good
2026-01-25T03:00:00.000Z	30 \| good	4.238 \| good	18.553 \| good	32.024 \| good	3.44 \| good	25.505 \| good	0.271 \| good
2026-01-25T04:00:00.000Z	33 \| good	6.071 \| good	26.008 \| good	29.727 \| good	3.605 \| good	26.226 \| good	0.295 \| good
2026-01-25T05:00:00.000Z	44 \| good	8.292 \| good	36.367 \| good	25.2 \| good	3.77 \| good	26.947 \| good	0.319 \| good

Live air quality index in Aliso Viejo, California today

Major air pollutants in Aliso Viejo, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

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Air quality in nearby cities

Laguna Hills, California

Laguna Woods, California

Laguna Niguel, California

Laguna Beach, California

Mission Viejo, California

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What is the sulfur dioxide (SO2) level in Aliso Viejo, California at the moment?

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What is the nitrogen dioxide (NO2) level in Aliso Viejo, 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 Aliso Viejo, California at the moment?

What is the PM₁₀ level in Aliso Viejo, California at the moment?

What is the sulfur dioxide (SO₂) level in Aliso Viejo, California at the moment?

What is the ozone (O₃) level in Aliso Viejo, California at the moment?

What is the nitrogen dioxide (NO₂) level in Aliso Viejo, California at the moment?