What is the sulfur dioxide (SO2) level in Rancho Santa Margarita, California at the moment?

Currently, Rancho Santa Margarita, California has a sulfur dioxide (SO2) concentration of 0.453 ppb.

What is the nitrogen dioxide (NO2) level in Rancho Santa Margarita, California at the moment?

Nitrogen dioxide (NO2) level in Rancho Santa Margarita, California at the moment is 5.478 ppb.

Real-time air quality index in Rancho Santa Margarita, California today

Name: Live air pollution levels in Rancho Santa Margarita, California today
Creator: Ambee

Stay updated with real-time air quality in Rancho Santa Margarita, 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

Rancho Santa Margarita, California

Last updated: ... (Local time)

Major air pollutants in Rancho Santa Margarita, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

13.18 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

56.73 μg/m³

155

255

425

605+

Ozone (O₃)

49.71 ppb

201

201+

Sulfur Dioxide (SO₂)

0.45 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

5.48 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.28 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

Rancho Santa Margarita, California

Get Live Pollen Counts

Rancho Santa Margarita, California

Scroll To Air Quality Map

Track live Rancho Santa Margarita, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-04T23:00:00.000Z	44 \| good	6.468 \| good	28.84 \| good	48.319 \| good	0.244 \| good	4.107 \| good	0.197 \| good
2025-06-05T00:00:00.000Z	44 \| good	7.615 \| good	23.635 \| good	39.563 \| good	0.259 \| good	4.265 \| good	0.158 \| good
2025-06-05T01:00:00.000Z	34 \| good	5.951 \| good	34.453 \| good	36.958 \| good	0.21 \| good	5.616 \| good	0.158 \| good
2025-06-05T02:00:00.000Z	44 \| good	7.384 \| good	24.564 \| good	47.145 \| good	0.585 \| good	3.865 \| good	0.158 \| good
2025-06-05T03:00:00.000Z	36 \| good	5.421 \| good	31.569 \| good	39.256 \| good	0.438 \| good	3.949 \| good	0.158 \| good
2025-06-05T04:00:00.000Z	36 \| good	5.84 \| good	17.601 \| good	38.711 \| good	0.356 \| good	3.946 \| good	0.158 \| good
2025-06-05T05:00:00.000Z	28 \| good	4.857 \| good	18.884 \| good	30.246 \| good	0.405 \| good	3.746 \| good	0.158 \| good
2025-06-05T06:00:00.000Z	38 \| good	7.216 \| good	22.111 \| good	28.689 \| good	0.348 \| good	4.698 \| good	0.178 \| good
2025-06-05T07:00:00.000Z	38 \| good	7.262 \| good	13.825 \| good	28.289 \| good	0.437 \| good	3.387 \| good	0.178 \| good
2025-06-05T08:00:00.000Z	33 \| good	5.672 \| good	22.82 \| good	26.543 \| good	0.367 \| good	4.04 \| good	0.158 \| good
2025-06-05T09:00:00.000Z	27 \| good	4.865 \| good	15.704 \| good	29.193 \| good	0.305 \| good	5.657 \| good	0.137 \| good
2025-06-05T10:00:00.000Z	38 \| good	6.832 \| good	26.111 \| good	32.797 \| good	0.392 \| good	2.576 \| good	0.117 \| good
2025-06-05T11:00:00.000Z	27 \| good	4.676 \| good	17.594 \| good	27.529 \| good	0.257 \| good	3.232 \| good	0.137 \| good
2025-06-05T12:00:00.000Z	28 \| good	4.661 \| good	18.392 \| good	30.369 \| good	0.218 \| good	3.582 \| good	0.182 \| good
2025-06-05T13:00:00.000Z	26 \| good	3.907 \| good	20.672 \| good	27.711 \| good	0.197 \| good	4.993 \| good	0.197 \| good
2025-06-05T14:00:00.000Z	27 \| good	5.405 \| good	14.006 \| good	26.145 \| good	0.167 \| good	4.922 \| good	0.203 \| good
2025-06-05T15:00:00.000Z	33 \| good	5.523 \| good	28.067 \| good	27.423 \| good	0.22 \| good	5.106 \| good	0.242 \| good
2025-06-05T16:00:00.000Z	52 \| moderate	9.673 \| good	43.041 \| good	26.606 \| good	0.228 \| good	7.705 \| good	0.242 \| good
2025-06-05T17:00:00.000Z	52 \| moderate	9.536 \| good	44.037 \| good	25.998 \| good	0.275 \| good	7.281 \| good	0.242 \| good
2025-06-05T18:00:00.000Z	27 \| good	5.456 \| good	22.196 \| good	28.183 \| good	0.347 \| good	6.304 \| good	0.279 \| good
2025-06-05T19:00:00.000Z	44 \| good	8.277 \| good	30.794 \| good	43.147 \| good	0.367 \| good	11.236 \| good	0.201 \| good
2025-06-05T20:00:00.000Z	54 \| moderate	10.952 \| good	45.853 \| good	47.835 \| good	0.362 \| good	6.116 \| good	0.238 \| good
2025-06-05T21:00:00.000Z	52 \| moderate	9.796 \| good	48.283 \| good	50.771 \| good	0.419 \| good	5.237 \| good	0.233 \| good
2025-06-05T22:00:00.000Z	48 \| good	6.095 \| good	30.383 \| good	51.91 \| good	0.227 \| good	7.27 \| good	0.202 \| good
2025-06-05T23:00:00.000Z	44 \| good	7.257 \| good	36.684 \| good	46.689 \| good	0.355 \| good	3.664 \| good	0.202 \| good
2025-06-06T00:00:00.000Z	44 \| good	5.987 \| good	19.494 \| good	46.598 \| good	0.404 \| good	4.1 \| good	0.202 \| good
2025-06-06T01:00:00.000Z	42 \| good	7.443 \| good	29.255 \| good	44.976 \| good	0.487 \| good	3.706 \| good	0.158 \| good
2025-06-06T02:00:00.000Z	38 \| good	5.506 \| good	23.142 \| good	41.3 \| good	0.488 \| good	3.123 \| good	0.158 \| good
2025-06-06T03:00:00.000Z	34 \| good	4.338 \| good	16.519 \| good	37.389 \| good	0.394 \| good	5.601 \| good	0.178 \| good
2025-06-06T04:00:00.000Z	31 \| good	4.924 \| good	21.426 \| good	33.457 \| good	0.34 \| good	4.753 \| good	0.178 \| good
2025-06-06T05:00:00.000Z	33 \| good	6.104 \| good	22.585 \| good	36.441 \| good	0.463 \| good	5.242 \| good	0.178 \| good
2025-06-06T06:00:00.000Z	31 \| good	5.096 \| good	28.782 \| good	32.597 \| good	0.282 \| good	8.329 \| good	0.198 \| good
2025-06-06T07:00:00.000Z	28 \| good	5.423 \| good	23.733 \| good	30.131 \| good	0.182 \| good	4.72 \| good	0.198 \| good
2025-06-06T08:00:00.000Z	27 \| good	5.004 \| good	19.978 \| good	28.15 \| good	0.254 \| good	3.012 \| good	0.198 \| good
2025-06-06T09:00:00.000Z	33 \| good	5.585 \| good	29.931 \| good	28.968 \| good	0.26 \| good	3.409 \| good	0.177 \| good
2025-06-06T10:00:00.000Z	33 \| good	6.187 \| good	17.336 \| good	28.167 \| good	0.299 \| good	5.001 \| good	0.162 \| good
2025-06-06T11:00:00.000Z	27 \| good	5.377 \| good	15.768 \| good	27.741 \| good	0.22 \| good	4.371 \| good	0.141 \| good
2025-06-06T12:00:00.000Z	38 \| good	7.265 \| good	22.866 \| good	29.73 \| good	0.176 \| good	9.935 \| good	0.182 \| good
2025-06-06T13:00:00.000Z	44 \| good	8.038 \| good	31.144 \| good	24.601 \| good	0.211 \| good	13.831 \| good	0.223 \| good
2025-06-06T14:00:00.000Z	49 \| good	8.965 \| good	42.372 \| good	27.916 \| good	0.145 \| good	6.913 \| good	0.242 \| good
2025-06-06T15:00:00.000Z	54 \| moderate	10.839 \| good	25.948 \| good	22.67 \| good	0.348 \| good	8.126 \| good	0.28 \| good
2025-06-06T16:00:00.000Z	52 \| moderate	10.457 \| good	30.643 \| good	26.574 \| good	0.405 \| good	13.956 \| good	0.261 \| good
2025-06-06T17:00:00.000Z	56 \| moderate	12.212 \| fine	33.483 \| good	30.154 \| good	0.442 \| good	10.281 \| good	0.241 \| good
2025-06-06T18:00:00.000Z	52 \| moderate	9.771 \| good	43.548 \| good	31.197 \| good	0.535 \| good	8.099 \| good	0.241 \| good
2025-06-06T19:00:00.000Z	54 \| moderate	10.854 \| good	39.196 \| good	37.573 \| good	0.331 \| good	11.539 \| good	0.261 \| good
2025-06-06T20:00:00.000Z	60 \| moderate	13.964 \| fine	43.975 \| good	42.221 \| good	0.273 \| good	8.618 \| good	0.241 \| good
2025-06-06T21:00:00.000Z	58 \| moderate	13.177 \| fine	56.727 \| fine	49.706 \| good	0.453 \| good	5.478 \| good	0.277 \| good
2025-06-06T22:00:00.000Z	58 \| moderate	13.177 \| fine	56.727 \| fine	49.706 \| good	0.453 \| good	5.478 \| good	0.277 \| good
2025-06-06T23:00:00.000Z	54 \| moderate	10.519 \| good	46.51 \| good	55.296 \| fine	1.65 \| good	2.341 \| good	0.127 \| good
2025-06-07T00:00:00.000Z	54 \| moderate	10.681 \| good	47.34 \| good	50.793 \| good	1.862 \| good	2.232 \| good	0.132 \| good
2025-06-07T01:00:00.000Z	52 \| moderate	9.773 \| good	43.089 \| good	42.443 \| good	1.266 \| good	5.178 \| good	0.122 \| good
2025-06-07T02:00:00.000Z	38 \| good	7.022 \| good	30.897 \| good	34.157 \| good	1.38 \| good	5.136 \| good	0.125 \| good
2025-06-07T03:00:00.000Z	33 \| good	6.333 \| good	28.007 \| good	31.242 \| good	1.494 \| good	5.093 \| good	0.129 \| good
2025-06-07T04:00:00.000Z	33 \| good	6.009 \| good	26.82 \| good	28.972 \| good	1.295 \| good	7.032 \| good	0.123 \| good
2025-06-07T05:00:00.000Z	38 \| good	7.23 \| good	32.076 \| good	28.483 \| good	1.281 \| good	7.685 \| good	0.13 \| good
2025-06-07T06:00:00.000Z	38 \| good	6.53 \| good	29.025 \| good	28.58 \| good	1.266 \| good	8.337 \| good	0.137 \| good
2025-06-07T07:00:00.000Z	33 \| good	6.043 \| good	27.001 \| good	27.7 \| good	1.61 \| good	8.001 \| good	0.124 \| good
2025-06-07T08:00:00.000Z	38 \| good	6.637 \| good	29.567 \| good	27.169 \| good	1.428 \| good	8.286 \| good	0.129 \| good
2025-06-07T09:00:00.000Z	33 \| good	6.29 \| good	27.659 \| good	27.363 \| good	1.245 \| good	8.571 \| good	0.135 \| good
2025-06-07T10:00:00.000Z	33 \| good	6.406 \| good	28.293 \| good	26.139 \| good	2.078 \| good	8.305 \| good	0.12 \| good
2025-06-07T11:00:00.000Z	38 \| good	7.06 \| good	31.072 \| good	24.277 \| good	1.778 \| good	7.342 \| good	0.119 \| good
2025-06-07T12:00:00.000Z	44 \| good	7.558 \| good	33.239 \| good	24.453 \| good	1.478 \| good	6.379 \| good	0.118 \| good
2025-06-07T13:00:00.000Z	44 \| good	8.363 \| good	36.933 \| good	23.828 \| good	2.624 \| good	6.83 \| good	0.128 \| good
2025-06-07T14:00:00.000Z	52 \| moderate	10.246 \| good	45.419 \| good	25.477 \| good	2.408 \| good	6.051 \| good	0.127 \| good
2025-06-07T15:00:00.000Z	56 \| moderate	11.669 \| good	51.771 \| good	30.444 \| good	2.191 \| good	5.273 \| good	0.126 \| good
2025-06-07T16:00:00.000Z	54 \| moderate	10.697 \| good	47.289 \| good	36.242 \| good	2.41 \| good	4.877 \| good	0.126 \| good
2025-06-07T17:00:00.000Z	54 \| moderate	11.266 \| good	49.808 \| good	37.912 \| good	2.462 \| good	4.945 \| good	0.127 \| good
2025-06-07T18:00:00.000Z	56 \| moderate	12.063 \| good	53.87 \| good	41.395 \| good	2.515 \| good	5.012 \| good	0.129 \| good
2025-06-07T19:00:00.000Z	58 \| moderate	12.595 \| fine	56.107 \| fine	47.736 \| good	1.537 \| good	2.517 \| good	0.112 \| good
2025-06-07T20:00:00.000Z	58 \| moderate	12.835 \| fine	57.759 \| fine	55.23 \| fine	1.821 \| good	2.802 \| good	0.116 \| good
2025-06-07T21:00:00.000Z	64 \| moderate	12.869 \| fine	58.028 \| fine	58.536 \| fine	2.106 \| good	3.086 \| good	0.12 \| good
2025-06-07T22:00:00.000Z	52 \| moderate	10.349 \| good	45.914 \| good	55.188 \| fine	1.227 \| good	2.65 \| good	0.112 \| good
2025-06-07T23:00:00.000Z	54 \| moderate	10.731 \| good	47.748 \| good	52.671 \| good	1.414 \| good	2.595 \| good	0.114 \| good
2025-06-08T00:00:00.000Z	52 \| moderate	10.132 \| good	44.758 \| good	49.209 \| good	1.6 \| good	2.54 \| good	0.117 \| good
2025-06-08T01:00:00.000Z	52 \| moderate	9.759 \| good	43.295 \| good	45.756 \| good	1.137 \| good	6.013 \| good	0.116 \| good
2025-06-08T02:00:00.000Z	44 \| good	8.444 \| good	36.957 \| good	36.943 \| good	1.199 \| good	5.936 \| good	0.119 \| good
2025-06-08T03:00:00.000Z	38 \| good	7.312 \| good	32.021 \| good	32.557 \| good	1.261 \| good	5.859 \| good	0.122 \| good
2025-06-08T04:00:00.000Z	38 \| good	7.128 \| good	31.696 \| good	30.765 \| good	1.18 \| good	7.925 \| good	0.119 \| good
2025-06-08T05:00:00.000Z	44 \| good	7.546 \| good	33.425 \| good	28.88 \| good	1.127 \| good	8.519 \| good	0.125 \| good
2025-06-08T06:00:00.000Z	44 \| good	7.606 \| good	33.583 \| good	26.487 \| good	1.074 \| good	9.112 \| good	0.131 \| good
2025-06-08T07:00:00.000Z	38 \| good	7.09 \| good	31.321 \| good	25.609 \| good	1.268 \| good	8.157 \| good	0.118 \| good
2025-06-08T08:00:00.000Z	44 \| good	8.012 \| good	35.065 \| good	24.799 \| good	1.108 \| good	8.494 \| good	0.122 \| good
2025-06-08T09:00:00.000Z	38 \| good	7.115 \| good	31.431 \| good	23.413 \| good	0.948 \| good	8.831 \| good	0.127 \| good
2025-06-08T10:00:00.000Z	44 \| good	7.717 \| good	33.906 \| good	24.546 \| good	1.317 \| good	7.451 \| good	0.114 \| good
2025-06-08T11:00:00.000Z	49 \| good	9.251 \| good	41.163 \| good	22.51 \| good	1.108 \| good	7.295 \| good	0.116 \| good
2025-06-08T12:00:00.000Z	52 \| moderate	9.73 \| good	42.728 \| good	23.355 \| good	0.899 \| good	7.14 \| good	0.118 \| good
2025-06-08T13:00:00.000Z	54 \| moderate	10.503 \| good	46.44 \| good	21.213 \| good	1.813 \| good	5.49 \| good	0.123 \| good
2025-06-08T14:00:00.000Z	56 \| moderate	12.199 \| fine	54.739 \| good	24.289 \| good	1.622 \| good	4.898 \| good	0.123 \| good
2025-06-08T15:00:00.000Z	54 \| moderate	11.293 \| good	50.281 \| good	29.152 \| good	1.43 \| good	4.307 \| good	0.123 \| good
2025-06-08T16:00:00.000Z	52 \| moderate	9.75 \| good	43.275 \| good	36.646 \| good	1.942 \| good	4.104 \| good	0.12 \| good
2025-06-08T17:00:00.000Z	49 \| good	9.394 \| good	42.075 \| good	41.755 \| good	1.992 \| good	4.02 \| good	0.122 \| good
2025-06-08T18:00:00.000Z	49 \| good	9.478 \| good	42.208 \| good	45.667 \| good	2.041 \| good	3.935 \| good	0.125 \| good
2025-06-08T19:00:00.000Z	49 \| good	9.279 \| good	41.371 \| good	50.943 \| good	1.659 \| good	2.695 \| good	0.113 \| good
2025-06-08T20:00:00.000Z	50 \| good	8.348 \| good	36.561 \| good	53.719 \| good	1.652 \| good	2.559 \| good	0.114 \| good
2025-06-08T21:00:00.000Z	50 \| good	8.52 \| good	37.428 \| good	54.367 \| good	1.645 \| good	2.424 \| good	0.115 \| good
2025-06-08T22:00:00.000Z	47 \| good	7.302 \| good	32.172 \| good	51.446 \| good	1.493 \| good	3.034 \| good	0.115 \| good

Rancho Santa Margarita

Get reliable air quality data to drive your business

Rancho Santa Margarita, California air quality map: Stay updated on AQI near you

0.25ppm

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

Air quality levels in US

Check live rankings of places in the USA affected by air pollution.

View Polluted Cities

Check live rankings of places in the USA with the cleanest air.

View Clean Cities

Frequently asked questions

How often is air quality information updated for Rancho Santa Margarita, California?

The air quality information for Rancho Santa Margarita, California is updated every hour for accuracy.

What time in the last 24 hours was the air quality in Rancho Santa Margarita, California at its worst?

In the past 24 hours, the air quality in Rancho Santa Margarita, California was at its worst at 08:00:00 on 2025-06-06.

When did Rancho Santa Margarita, California experience the best air quality in the last 24 hours?

In the last 24 hours, the best air quality in Rancho Santa Margarita, California was observed at 11:00:00 on 2025-06-06.

What is the AQI in Rancho Santa Margarita, California right now?

As of now, the AQI in Rancho Santa Margarita, California is 58, indicating Moderate conditions.

What is the most common type of pollution in Rancho Santa Margarita, California?

Rancho Santa Margarita, California air has the highest levels of PM2.5.

What should I do in case of poor air quality in Rancho Santa Margarita, California?

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

What is the PM_2.5 level in Rancho Santa Margarita, California at the moment?

PM_2.5 levels in Rancho Santa Margarita, California are currently 13.177 μg/m³.

What is the PM₁₀ level in Rancho Santa Margarita, California at the moment?

The PM₁₀ concentration in Rancho Santa Margarita, California is 56.727 μg/m³ at the moment.

What is the carbon monoxide (CO) level in Rancho Santa Margarita, California at the moment?

The current carbon monoxide (CO) concentration in Rancho Santa Margarita, California is 0.277 ppm.

What is the sulfur dioxide (SO₂) level in Rancho Santa Margarita, California at the moment?

Currently, Rancho Santa Margarita, California has a sulfur dioxide (SO₂) concentration of 0.453 ppb.

What is the ozone (O₃) level in Rancho Santa Margarita, California at the moment?

The current ozone (O₃) level in Rancho Santa Margarita, California at the moment is 49.706 ppm.

What is the nitrogen dioxide (NO₂) level in Rancho Santa Margarita, California at the moment?

Nitrogen dioxide (NO₂) level in Rancho Santa Margarita, California at the moment is 5.478 ppb.

Certified

APIs

Refund Policy

Historical Climate Data

Terms & Conditions

Refund Policy

Terms & Conditions

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2025-06-04T23:00:00.000Z	44 \| good	6.468 \| good	28.84 \| good	48.319 \| good	0.244 \| good	4.107 \| good	0.197 \| good
2025-06-05T00:00:00.000Z	44 \| good	7.615 \| good	23.635 \| good	39.563 \| good	0.259 \| good	4.265 \| good	0.158 \| good
2025-06-05T01:00:00.000Z	34 \| good	5.951 \| good	34.453 \| good	36.958 \| good	0.21 \| good	5.616 \| good	0.158 \| good
2025-06-05T02:00:00.000Z	44 \| good	7.384 \| good	24.564 \| good	47.145 \| good	0.585 \| good	3.865 \| good	0.158 \| good
2025-06-05T03:00:00.000Z	36 \| good	5.421 \| good	31.569 \| good	39.256 \| good	0.438 \| good	3.949 \| good	0.158 \| good
2025-06-05T04:00:00.000Z	36 \| good	5.84 \| good	17.601 \| good	38.711 \| good	0.356 \| good	3.946 \| good	0.158 \| good
2025-06-05T05:00:00.000Z	28 \| good	4.857 \| good	18.884 \| good	30.246 \| good	0.405 \| good	3.746 \| good	0.158 \| good
2025-06-05T06:00:00.000Z	38 \| good	7.216 \| good	22.111 \| good	28.689 \| good	0.348 \| good	4.698 \| good	0.178 \| good
2025-06-05T07:00:00.000Z	38 \| good	7.262 \| good	13.825 \| good	28.289 \| good	0.437 \| good	3.387 \| good	0.178 \| good
2025-06-05T08:00:00.000Z	33 \| good	5.672 \| good	22.82 \| good	26.543 \| good	0.367 \| good	4.04 \| good	0.158 \| good
2025-06-05T09:00:00.000Z	27 \| good	4.865 \| good	15.704 \| good	29.193 \| good	0.305 \| good	5.657 \| good	0.137 \| good
2025-06-05T10:00:00.000Z	38 \| good	6.832 \| good	26.111 \| good	32.797 \| good	0.392 \| good	2.576 \| good	0.117 \| good
2025-06-05T11:00:00.000Z	27 \| good	4.676 \| good	17.594 \| good	27.529 \| good	0.257 \| good	3.232 \| good	0.137 \| good
2025-06-05T12:00:00.000Z	28 \| good	4.661 \| good	18.392 \| good	30.369 \| good	0.218 \| good	3.582 \| good	0.182 \| good
2025-06-05T13:00:00.000Z	26 \| good	3.907 \| good	20.672 \| good	27.711 \| good	0.197 \| good	4.993 \| good	0.197 \| good
2025-06-05T14:00:00.000Z	27 \| good	5.405 \| good	14.006 \| good	26.145 \| good	0.167 \| good	4.922 \| good	0.203 \| good
2025-06-05T15:00:00.000Z	33 \| good	5.523 \| good	28.067 \| good	27.423 \| good	0.22 \| good	5.106 \| good	0.242 \| good
2025-06-05T16:00:00.000Z	52 \| moderate	9.673 \| good	43.041 \| good	26.606 \| good	0.228 \| good	7.705 \| good	0.242 \| good
2025-06-05T17:00:00.000Z	52 \| moderate	9.536 \| good	44.037 \| good	25.998 \| good	0.275 \| good	7.281 \| good	0.242 \| good
2025-06-05T18:00:00.000Z	27 \| good	5.456 \| good	22.196 \| good	28.183 \| good	0.347 \| good	6.304 \| good	0.279 \| good
2025-06-05T19:00:00.000Z	44 \| good	8.277 \| good	30.794 \| good	43.147 \| good	0.367 \| good	11.236 \| good	0.201 \| good
2025-06-05T20:00:00.000Z	54 \| moderate	10.952 \| good	45.853 \| good	47.835 \| good	0.362 \| good	6.116 \| good	0.238 \| good
2025-06-05T21:00:00.000Z	52 \| moderate	9.796 \| good	48.283 \| good	50.771 \| good	0.419 \| good	5.237 \| good	0.233 \| good
2025-06-05T22:00:00.000Z	48 \| good	6.095 \| good	30.383 \| good	51.91 \| good	0.227 \| good	7.27 \| good	0.202 \| good
2025-06-05T23:00:00.000Z	44 \| good	7.257 \| good	36.684 \| good	46.689 \| good	0.355 \| good	3.664 \| good	0.202 \| good
2025-06-06T00:00:00.000Z	44 \| good	5.987 \| good	19.494 \| good	46.598 \| good	0.404 \| good	4.1 \| good	0.202 \| good
2025-06-06T01:00:00.000Z	42 \| good	7.443 \| good	29.255 \| good	44.976 \| good	0.487 \| good	3.706 \| good	0.158 \| good
2025-06-06T02:00:00.000Z	38 \| good	5.506 \| good	23.142 \| good	41.3 \| good	0.488 \| good	3.123 \| good	0.158 \| good
2025-06-06T03:00:00.000Z	34 \| good	4.338 \| good	16.519 \| good	37.389 \| good	0.394 \| good	5.601 \| good	0.178 \| good
2025-06-06T04:00:00.000Z	31 \| good	4.924 \| good	21.426 \| good	33.457 \| good	0.34 \| good	4.753 \| good	0.178 \| good
2025-06-06T05:00:00.000Z	33 \| good	6.104 \| good	22.585 \| good	36.441 \| good	0.463 \| good	5.242 \| good	0.178 \| good
2025-06-06T06:00:00.000Z	31 \| good	5.096 \| good	28.782 \| good	32.597 \| good	0.282 \| good	8.329 \| good	0.198 \| good
2025-06-06T07:00:00.000Z	28 \| good	5.423 \| good	23.733 \| good	30.131 \| good	0.182 \| good	4.72 \| good	0.198 \| good
2025-06-06T08:00:00.000Z	27 \| good	5.004 \| good	19.978 \| good	28.15 \| good	0.254 \| good	3.012 \| good	0.198 \| good
2025-06-06T09:00:00.000Z	33 \| good	5.585 \| good	29.931 \| good	28.968 \| good	0.26 \| good	3.409 \| good	0.177 \| good
2025-06-06T10:00:00.000Z	33 \| good	6.187 \| good	17.336 \| good	28.167 \| good	0.299 \| good	5.001 \| good	0.162 \| good
2025-06-06T11:00:00.000Z	27 \| good	5.377 \| good	15.768 \| good	27.741 \| good	0.22 \| good	4.371 \| good	0.141 \| good
2025-06-06T12:00:00.000Z	38 \| good	7.265 \| good	22.866 \| good	29.73 \| good	0.176 \| good	9.935 \| good	0.182 \| good
2025-06-06T13:00:00.000Z	44 \| good	8.038 \| good	31.144 \| good	24.601 \| good	0.211 \| good	13.831 \| good	0.223 \| good
2025-06-06T14:00:00.000Z	49 \| good	8.965 \| good	42.372 \| good	27.916 \| good	0.145 \| good	6.913 \| good	0.242 \| good
2025-06-06T15:00:00.000Z	54 \| moderate	10.839 \| good	25.948 \| good	22.67 \| good	0.348 \| good	8.126 \| good	0.28 \| good
2025-06-06T16:00:00.000Z	52 \| moderate	10.457 \| good	30.643 \| good	26.574 \| good	0.405 \| good	13.956 \| good	0.261 \| good
2025-06-06T17:00:00.000Z	56 \| moderate	12.212 \| fine	33.483 \| good	30.154 \| good	0.442 \| good	10.281 \| good	0.241 \| good
2025-06-06T18:00:00.000Z	52 \| moderate	9.771 \| good	43.548 \| good	31.197 \| good	0.535 \| good	8.099 \| good	0.241 \| good
2025-06-06T19:00:00.000Z	54 \| moderate	10.854 \| good	39.196 \| good	37.573 \| good	0.331 \| good	11.539 \| good	0.261 \| good
2025-06-06T20:00:00.000Z	60 \| moderate	13.964 \| fine	43.975 \| good	42.221 \| good	0.273 \| good	8.618 \| good	0.241 \| good
2025-06-06T21:00:00.000Z	58 \| moderate	13.177 \| fine	56.727 \| fine	49.706 \| good	0.453 \| good	5.478 \| good	0.277 \| good
2025-06-06T22:00:00.000Z	58 \| moderate	13.177 \| fine	56.727 \| fine	49.706 \| good	0.453 \| good	5.478 \| good	0.277 \| good
2025-06-06T23:00:00.000Z	54 \| moderate	10.519 \| good	46.51 \| good	55.296 \| fine	1.65 \| good	2.341 \| good	0.127 \| good
2025-06-07T00:00:00.000Z	54 \| moderate	10.681 \| good	47.34 \| good	50.793 \| good	1.862 \| good	2.232 \| good	0.132 \| good
2025-06-07T01:00:00.000Z	52 \| moderate	9.773 \| good	43.089 \| good	42.443 \| good	1.266 \| good	5.178 \| good	0.122 \| good
2025-06-07T02:00:00.000Z	38 \| good	7.022 \| good	30.897 \| good	34.157 \| good	1.38 \| good	5.136 \| good	0.125 \| good
2025-06-07T03:00:00.000Z	33 \| good	6.333 \| good	28.007 \| good	31.242 \| good	1.494 \| good	5.093 \| good	0.129 \| good
2025-06-07T04:00:00.000Z	33 \| good	6.009 \| good	26.82 \| good	28.972 \| good	1.295 \| good	7.032 \| good	0.123 \| good
2025-06-07T05:00:00.000Z	38 \| good	7.23 \| good	32.076 \| good	28.483 \| good	1.281 \| good	7.685 \| good	0.13 \| good
2025-06-07T06:00:00.000Z	38 \| good	6.53 \| good	29.025 \| good	28.58 \| good	1.266 \| good	8.337 \| good	0.137 \| good
2025-06-07T07:00:00.000Z	33 \| good	6.043 \| good	27.001 \| good	27.7 \| good	1.61 \| good	8.001 \| good	0.124 \| good
2025-06-07T08:00:00.000Z	38 \| good	6.637 \| good	29.567 \| good	27.169 \| good	1.428 \| good	8.286 \| good	0.129 \| good
2025-06-07T09:00:00.000Z	33 \| good	6.29 \| good	27.659 \| good	27.363 \| good	1.245 \| good	8.571 \| good	0.135 \| good
2025-06-07T10:00:00.000Z	33 \| good	6.406 \| good	28.293 \| good	26.139 \| good	2.078 \| good	8.305 \| good	0.12 \| good
2025-06-07T11:00:00.000Z	38 \| good	7.06 \| good	31.072 \| good	24.277 \| good	1.778 \| good	7.342 \| good	0.119 \| good
2025-06-07T12:00:00.000Z	44 \| good	7.558 \| good	33.239 \| good	24.453 \| good	1.478 \| good	6.379 \| good	0.118 \| good
2025-06-07T13:00:00.000Z	44 \| good	8.363 \| good	36.933 \| good	23.828 \| good	2.624 \| good	6.83 \| good	0.128 \| good
2025-06-07T14:00:00.000Z	52 \| moderate	10.246 \| good	45.419 \| good	25.477 \| good	2.408 \| good	6.051 \| good	0.127 \| good
2025-06-07T15:00:00.000Z	56 \| moderate	11.669 \| good	51.771 \| good	30.444 \| good	2.191 \| good	5.273 \| good	0.126 \| good
2025-06-07T16:00:00.000Z	54 \| moderate	10.697 \| good	47.289 \| good	36.242 \| good	2.41 \| good	4.877 \| good	0.126 \| good
2025-06-07T17:00:00.000Z	54 \| moderate	11.266 \| good	49.808 \| good	37.912 \| good	2.462 \| good	4.945 \| good	0.127 \| good
2025-06-07T18:00:00.000Z	56 \| moderate	12.063 \| good	53.87 \| good	41.395 \| good	2.515 \| good	5.012 \| good	0.129 \| good
2025-06-07T19:00:00.000Z	58 \| moderate	12.595 \| fine	56.107 \| fine	47.736 \| good	1.537 \| good	2.517 \| good	0.112 \| good
2025-06-07T20:00:00.000Z	58 \| moderate	12.835 \| fine	57.759 \| fine	55.23 \| fine	1.821 \| good	2.802 \| good	0.116 \| good
2025-06-07T21:00:00.000Z	64 \| moderate	12.869 \| fine	58.028 \| fine	58.536 \| fine	2.106 \| good	3.086 \| good	0.12 \| good
2025-06-07T22:00:00.000Z	52 \| moderate	10.349 \| good	45.914 \| good	55.188 \| fine	1.227 \| good	2.65 \| good	0.112 \| good
2025-06-07T23:00:00.000Z	54 \| moderate	10.731 \| good	47.748 \| good	52.671 \| good	1.414 \| good	2.595 \| good	0.114 \| good
2025-06-08T00:00:00.000Z	52 \| moderate	10.132 \| good	44.758 \| good	49.209 \| good	1.6 \| good	2.54 \| good	0.117 \| good
2025-06-08T01:00:00.000Z	52 \| moderate	9.759 \| good	43.295 \| good	45.756 \| good	1.137 \| good	6.013 \| good	0.116 \| good
2025-06-08T02:00:00.000Z	44 \| good	8.444 \| good	36.957 \| good	36.943 \| good	1.199 \| good	5.936 \| good	0.119 \| good
2025-06-08T03:00:00.000Z	38 \| good	7.312 \| good	32.021 \| good	32.557 \| good	1.261 \| good	5.859 \| good	0.122 \| good
2025-06-08T04:00:00.000Z	38 \| good	7.128 \| good	31.696 \| good	30.765 \| good	1.18 \| good	7.925 \| good	0.119 \| good
2025-06-08T05:00:00.000Z	44 \| good	7.546 \| good	33.425 \| good	28.88 \| good	1.127 \| good	8.519 \| good	0.125 \| good
2025-06-08T06:00:00.000Z	44 \| good	7.606 \| good	33.583 \| good	26.487 \| good	1.074 \| good	9.112 \| good	0.131 \| good
2025-06-08T07:00:00.000Z	38 \| good	7.09 \| good	31.321 \| good	25.609 \| good	1.268 \| good	8.157 \| good	0.118 \| good
2025-06-08T08:00:00.000Z	44 \| good	8.012 \| good	35.065 \| good	24.799 \| good	1.108 \| good	8.494 \| good	0.122 \| good
2025-06-08T09:00:00.000Z	38 \| good	7.115 \| good	31.431 \| good	23.413 \| good	0.948 \| good	8.831 \| good	0.127 \| good
2025-06-08T10:00:00.000Z	44 \| good	7.717 \| good	33.906 \| good	24.546 \| good	1.317 \| good	7.451 \| good	0.114 \| good
2025-06-08T11:00:00.000Z	49 \| good	9.251 \| good	41.163 \| good	22.51 \| good	1.108 \| good	7.295 \| good	0.116 \| good
2025-06-08T12:00:00.000Z	52 \| moderate	9.73 \| good	42.728 \| good	23.355 \| good	0.899 \| good	7.14 \| good	0.118 \| good
2025-06-08T13:00:00.000Z	54 \| moderate	10.503 \| good	46.44 \| good	21.213 \| good	1.813 \| good	5.49 \| good	0.123 \| good
2025-06-08T14:00:00.000Z	56 \| moderate	12.199 \| fine	54.739 \| good	24.289 \| good	1.622 \| good	4.898 \| good	0.123 \| good
2025-06-08T15:00:00.000Z	54 \| moderate	11.293 \| good	50.281 \| good	29.152 \| good	1.43 \| good	4.307 \| good	0.123 \| good
2025-06-08T16:00:00.000Z	52 \| moderate	9.75 \| good	43.275 \| good	36.646 \| good	1.942 \| good	4.104 \| good	0.12 \| good
2025-06-08T17:00:00.000Z	49 \| good	9.394 \| good	42.075 \| good	41.755 \| good	1.992 \| good	4.02 \| good	0.122 \| good
2025-06-08T18:00:00.000Z	49 \| good	9.478 \| good	42.208 \| good	45.667 \| good	2.041 \| good	3.935 \| good	0.125 \| good
2025-06-08T19:00:00.000Z	49 \| good	9.279 \| good	41.371 \| good	50.943 \| good	1.659 \| good	2.695 \| good	0.113 \| good
2025-06-08T20:00:00.000Z	50 \| good	8.348 \| good	36.561 \| good	53.719 \| good	1.652 \| good	2.559 \| good	0.114 \| good
2025-06-08T21:00:00.000Z	50 \| good	8.52 \| good	37.428 \| good	54.367 \| good	1.645 \| good	2.424 \| good	0.115 \| good
2025-06-08T22:00:00.000Z	47 \| good	7.302 \| good	32.172 \| good	51.446 \| good	1.493 \| good	3.034 \| good	0.115 \| good

Real-time air quality index in Rancho Santa Margarita, California today

Major air pollutants in Rancho Santa Margarita, California

Particulate Matter2.5 (PM2.5)

Particulate Matter10 (PM10)

Ozone (O3)

Sulfur Dioxide (SO2)

Nitrogen Dioxide (NO2)

Carbon Monoxide (CO)

Track live Rancho Santa Margarita, California air quality forecast and history

Get reliable air quality data to drive your business

Rancho Santa Margarita, California air quality map: Stay updated on AQI near you

Air quality in nearby cities

Coto De Caza, California

Mission Viejo, California

Lake Forest, California

Laguna Hills, California

Ladera Ranch, California

Laguna Woods, California

How accurate is California, USA air quality data?

Air quality levels in US

Frequently asked questions

How often is air quality information updated for Rancho Santa Margarita, California?

What time in the last 24 hours was the air quality in Rancho Santa Margarita, California at its worst?

When did Rancho Santa Margarita, California experience the best air quality in the last 24 hours?

What is the AQI in Rancho Santa Margarita, California right now?

What is the most common type of pollution in Rancho Santa Margarita, California?

What should I do in case of poor air quality in Rancho Santa Margarita, California?

What is the PM2.5 level in Rancho Santa Margarita, California at the moment?

What is the PM10 level in Rancho Santa Margarita, California at the moment?

What is the carbon monoxide (CO) level in Rancho Santa Margarita, California at the moment?

What is the sulfur dioxide (SO2) level in Rancho Santa Margarita, California at the moment?

What is the ozone (O3) level in Rancho Santa Margarita, California at the moment?

What is the nitrogen dioxide (NO2) level in Rancho Santa Margarita, 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 Rancho Santa Margarita, California at the moment?

What is the PM₁₀ level in Rancho Santa Margarita, California at the moment?

What is the sulfur dioxide (SO₂) level in Rancho Santa Margarita, California at the moment?

What is the ozone (O₃) level in Rancho Santa Margarita, California at the moment?

What is the nitrogen dioxide (NO₂) level in Rancho Santa Margarita, California at the moment?