What is the PM10 level in Rossmoor, California at the moment?

The PM10 concentration in Rossmoor, California is 21.41 μg/m3 at the moment.

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

Currently, Rossmoor, California has a sulfur dioxide (SO2) concentration of 0.554 ppb.

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

The current ozone (O3) level in Rossmoor, California at the moment is 29.223 ppm.

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

Nitrogen dioxide (NO2) level in Rossmoor, California at the moment is 10.915 ppb.

Live air quality index in Rossmoor, California today

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

PM2.5 levels in Rossmoor, California are currently 8.625 μg/m3.

Stay updated with real-time air quality in Rossmoor, 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

Rossmoor, California

Last updated: ... (Local time)

Major air pollutants in Rossmoor, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter_2.5 (PM_2.5)

8.63 μg/m³

12.1

35.5

55.5

250.5

500.5+

Particulate Matter₁₀ (PM₁₀)

21.41 μg/m³

155

255

425

605+

Ozone (O₃)

29.22 ppb

201

201+

Sulfur Dioxide (SO₂)

0.55 ppb

186

605

1005+

Nitrogen Dioxide (NO₂)

10.91 ppb

101

361

1250

2050+

Carbon Monoxide (CO)

0.29 ppm

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Looks like we don't have this data available right now

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Rossmoor, California

Scroll To Air Quality Map

Track live Rossmoor, California air quality forecast and history

Time	AQI	PM_2.5	PM₁₀	O₃	SO₂	NO₂	CO
2026-03-08T08:00:00.000Z	27 \| good	5.259 \| good	16.999 \| good	27.097 \| good	0.32 \| good	21.742 \| good	0.658 \| good
2026-03-08T09:00:00.000Z	38 \| good	7.052 \| good	19.309 \| good	19.775 \| good	0.156 \| good	23.452 \| good	0.629 \| good
2026-03-08T10:00:00.000Z	38 \| good	7.113 \| good	20.825 \| good	19.515 \| good	0.157 \| good	23.452 \| good	0.629 \| good
2026-03-08T11:00:00.000Z	38 \| good	7.219 \| good	19.847 \| good	18.72 \| good	0.158 \| good	23.452 \| good	0.629 \| good
2026-03-08T12:00:00.000Z	38 \| good	6.706 \| good	19.218 \| good	19.594 \| good	0.323 \| good	5.477 \| good	0.293 \| good
2026-03-08T13:00:00.000Z	44 \| good	8.437 \| good	30.983 \| good	19.594 \| good	0.503 \| good	5.235 \| good	0.293 \| good
2026-03-08T14:00:00.000Z	54 \| moderate	10.565 \| good	26.994 \| good	13.717 \| good	0.408 \| good	29.682 \| good	1.045 \| good
2026-03-08T15:00:00.000Z	52 \| moderate	9.681 \| good	29.081 \| good	12.412 \| good	0.732 \| good	27.907 \| good	1.033 \| good
2026-03-08T16:00:00.000Z	44 \| good	8.105 \| good	25.667 \| good	15.905 \| good	0.591 \| good	29.145 \| good	1.129 \| good
2026-03-08T17:00:00.000Z	44 \| good	8.208 \| good	24.263 \| good	19.864 \| good	0.502 \| good	29.087 \| good	0.764 \| good
2026-03-08T18:00:00.000Z	38 \| good	7.151 \| good	21.989 \| good	26.911 \| good	0.41 \| good	24.071 \| good	0.572 \| good
2026-03-08T19:00:00.000Z	32 \| good	4.96 \| good	20.537 \| good	34.547 \| good	0.241 \| good	13.04 \| good	0.346 \| good
2026-03-08T20:00:00.000Z	35 \| good	2.511 \| good	10.947 \| good	38.492 \| good	0.157 \| good	6.885 \| good	0.209 \| good
2026-03-08T21:00:00.000Z	38 \| good	1.861 \| good	7.972 \| good	40.764 \| good	0.174 \| good	4.341 \| good	0.138 \| good
2026-03-08T22:00:00.000Z	45 \| good	1.618 \| good	6.573 \| good	48.968 \| good	0.677 \| good	3.237 \| good	0.138 \| good
2026-03-08T23:00:00.000Z	46 \| good	1.956 \| good	9.694 \| good	49.881 \| good	0.343 \| good	1.595 \| good	0.134 \| good
2026-03-09T00:00:00.000Z	45 \| good	1.582 \| good	10.928 \| good	48.758 \| good	0.156 \| good	1.714 \| good	0.15 \| good
2026-03-09T01:00:00.000Z	43 \| good	1.801 \| good	8.737 \| good	45.742 \| good	0.33 \| good	2.039 \| good	0.134 \| good
2026-03-09T02:00:00.000Z	41 \| good	3.616 \| good	17.265 \| good	43.891 \| good	0.372 \| good	5.126 \| good	0.196 \| good
2026-03-09T03:00:00.000Z	37 \| good	6.125 \| good	26.726 \| good	40.364 \| good	2.001 \| good	36.281 \| good	0.328 \| good
2026-03-09T04:00:00.000Z	44 \| good	8.069 \| good	33.714 \| good	31.87 \| good	0.285 \| good	24.733 \| good	0.714 \| good
2026-03-09T05:00:00.000Z	44 \| good	7.896 \| good	31.583 \| good	37.038 \| good	0.388 \| good	5.399 \| good	0.384 \| good
2026-03-09T06:00:00.000Z	33 \| good	6.46 \| good	26.442 \| good	34.434 \| good	0.19 \| good	3.089 \| good	0.278 \| good
2026-03-09T07:00:00.000Z	33 \| good	6.451 \| good	26.452 \| good	34.355 \| good	0.201 \| good	3.089 \| good	0.279 \| good
2026-03-09T08:00:00.000Z	38 \| good	6.763 \| good	25.611 \| good	31.895 \| good	0.549 \| good	1.813 \| good	0.19 \| good
2026-03-09T09:00:00.000Z	38 \| good	7.05 \| good	25.774 \| good	38.007 \| good	0.483 \| good	1.624 \| good	0.143 \| good
2026-03-09T10:00:00.000Z	36 \| good	6.416 \| good	25.414 \| good	38.831 \| good	0.471 \| good	1.821 \| good	0.143 \| good
2026-03-09T11:00:00.000Z	32 \| good	4.958 \| good	20.02 \| good	35.314 \| good	0.562 \| good	4.128 \| good	0.217 \| good
2026-03-09T12:00:00.000Z	29 \| good	5.088 \| good	18.94 \| good	31.278 \| good	0.439 \| good	6.8 \| good	0.242 \| good
2026-03-09T13:00:00.000Z	28 \| good	5.152 \| good	19.877 \| good	30.43 \| good	0.446 \| good	6.8 \| good	0.242 \| good
2026-03-09T14:00:00.000Z	38 \| good	7.258 \| good	23.281 \| good	23.709 \| good	0.283 \| good	20.306 \| good	0.708 \| good
2026-03-09T15:00:00.000Z	44 \| good	8.311 \| good	27.737 \| good	20.966 \| good	0.322 \| good	25.705 \| good	0.754 \| good
2026-03-09T16:00:00.000Z	49 \| good	8.892 \| good	29.028 \| good	24.556 \| good	0.342 \| good	20.446 \| good	0.545 \| good
2026-03-09T17:00:00.000Z	44 \| good	7.865 \| good	25.365 \| good	28.889 \| good	0.727 \| good	7.739 \| good	0.275 \| good
2026-03-09T18:00:00.000Z	38 \| good	6.889 \| good	22.036 \| good	31.962 \| good	0.595 \| good	2.102 \| good	0.197 \| good
2026-03-09T19:00:00.000Z	34 \| good	5.799 \| good	17.278 \| good	37.395 \| good	0.566 \| good	1.436 \| good	0.171 \| good
2026-03-09T20:00:00.000Z	37 \| good	5.137 \| good	16.978 \| good	39.741 \| good	0.548 \| good	2.162 \| good	0.171 \| good
2026-03-09T21:00:00.000Z	40 \| good	4.683 \| good	18.235 \| good	42.553 \| good	0.572 \| good	4.426 \| good	0.188 \| good
2026-03-09T22:00:00.000Z	39 \| good	4.486 \| good	19.112 \| good	42.428 \| good	0.237 \| good	7.016 \| good	0.184 \| good
2026-03-09T23:00:00.000Z	37 \| good	4.093 \| good	22.225 \| good	39.674 \| good	0.307 \| good	7.398 \| good	0.246 \| good
2026-03-10T00:00:00.000Z	37 \| good	4.431 \| good	28.646 \| good	40.049 \| good	0.246 \| good	6.232 \| good	0.192 \| good
2026-03-10T01:00:00.000Z	38 \| good	4.881 \| good	24.743 \| good	40.559 \| good	0.216 \| good	6.146 \| good	0.181 \| good
2026-03-10T02:00:00.000Z	38 \| good	5.097 \| good	24.615 \| good	41.474 \| good	0.222 \| good	8.115 \| good	0.197 \| good
2026-03-10T03:00:00.000Z	33 \| good	1.997 \| good	8.052 \| good	36.471 \| good	2.136 \| good	12.054 \| good	0.161 \| good
2026-03-10T04:00:00.000Z	35 \| good	5.929 \| good	20.166 \| good	38.383 \| good	0.279 \| good	9.542 \| good	0.197 \| good
2026-03-10T05:00:00.000Z	33 \| good	6.063 \| good	19.895 \| good	35.041 \| good	0.452 \| good	10.992 \| good	0.289 \| good
2026-03-10T06:00:00.000Z	49 \| good	8.625 \| good	21.41 \| good	29.223 \| good	0.554 \| good	10.915 \| good	0.289 \| good
2026-03-10T07:00:00.000Z	49 \| good	8.724 \| good	20.527 \| good	28.092 \| good	0.474 \| good	10.915 \| good	0.289 \| good
2026-03-10T07:00:00.000Z	49 \| good	8.625 \| good	21.41 \| good	29.223 \| good	0.554 \| good	10.915 \| good	0.289 \| good
2026-03-10T07:00:00.000Z	27 \| good	4.987 \| good	21.63 \| good	18.974 \| good	3.411 \| good	26.287 \| good	0.204 \| good
2026-03-10T08:00:00.000Z	44 \| good	7.546 \| good	33.1 \| good	16.172 \| good	3.491 \| good	27.727 \| good	0.21 \| good
2026-03-10T09:00:00.000Z	38 \| good	7.17 \| good	31.44 \| good	16.663 \| good	3.571 \| good	29.167 \| good	0.217 \| good
2026-03-10T10:00:00.000Z	44 \| good	7.915 \| good	34.377 \| good	12.226 \| good	3.291 \| good	28.268 \| good	0.219 \| good
2026-03-10T11:00:00.000Z	27 \| good	5.376 \| good	23.275 \| good	13.324 \| good	3.01 \| good	27.369 \| good	0.221 \| good
2026-03-10T12:00:00.000Z	44 \| good	7.867 \| good	34.296 \| good	9.483 \| good	2.73 \| good	26.47 \| good	0.222 \| good
2026-03-10T13:00:00.000Z	54 \| moderate	11.442 \| good	50.678 \| good	7.29 \| good	2.753 \| good	25.443 \| good	0.236 \| good
2026-03-10T14:00:00.000Z	60 \| moderate	14.037 \| fine	63.249 \| fine	9.289 \| good	2.776 \| good	24.417 \| good	0.249 \| good
2026-03-10T15:00:00.000Z	54 \| moderate	10.521 \| good	46.621 \| good	16.25 \| good	2.8 \| good	23.39 \| good	0.262 \| good
2026-03-10T16:00:00.000Z	38 \| good	6.597 \| good	29.389 \| good	27.277 \| good	3.435 \| good	19.483 \| good	0.234 \| good
2026-03-10T17:00:00.000Z	31 \| good	4.996 \| good	21.572 \| good	33.082 \| good	4.07 \| good	15.576 \| good	0.205 \| good
2026-03-10T18:00:00.000Z	34 \| good	5.293 \| good	23.12 \| good	36.96 \| good	4.705 \| good	11.669 \| good	0.177 \| good
2026-03-10T19:00:00.000Z	37 \| good	4.569 \| good	19.697 \| good	39.951 \| good	4.433 \| good	10.347 \| good	0.169 \| good
2026-03-10T20:00:00.000Z	40 \| good	3.431 \| good	14.721 \| good	42.597 \| good	4.161 \| good	9.024 \| good	0.162 \| good
2026-03-10T21:00:00.000Z	41 \| good	4.242 \| good	18.547 \| good	44.045 \| good	3.889 \| good	7.701 \| good	0.154 \| good
2026-03-10T22:00:00.000Z	42 \| good	4.788 \| good	20.668 \| good	44.514 \| good	3.698 \| good	7.556 \| good	0.152 \| good
2026-03-10T23:00:00.000Z	41 \| good	4.612 \| good	20.09 \| good	44.258 \| good	3.506 \| good	7.41 \| good	0.15 \| good
2026-03-11T00:00:00.000Z	38 \| good	5.399 \| good	23.039 \| good	40.509 \| good	3.314 \| good	7.264 \| good	0.148 \| good
2026-03-11T01:00:00.000Z	34 \| good	5.359 \| good	23.111 \| good	37.339 \| good	3.228 \| good	9.752 \| good	0.157 \| good
2026-03-11T02:00:00.000Z	32 \| good	4.655 \| good	20.301 \| good	35.368 \| good	3.143 \| good	12.239 \| good	0.165 \| good
2026-03-11T03:00:00.000Z	35 \| good	4.948 \| good	21.615 \| good	38.113 \| good	3.057 \| good	14.727 \| good	0.173 \| good
2026-03-11T04:00:00.000Z	32 \| good	5.278 \| good	23.006 \| good	35.479 \| good	3.247 \| good	17.816 \| good	0.181 \| good
2026-03-11T05:00:00.000Z	31 \| good	4.91 \| good	21.339 \| good	33.945 \| good	3.436 \| good	20.905 \| good	0.19 \| good
2026-03-11T06:00:00.000Z	33 \| good	6.159 \| good	27.413 \| good	28.277 \| good	3.626 \| good	23.995 \| good	0.198 \| good
2026-03-11T07:00:00.000Z	44 \| good	8.123 \| good	35.705 \| good	23.474 \| good	3.421 \| good	25.134 \| good	0.206 \| good
2026-03-11T08:00:00.000Z	54 \| moderate	10.781 \| good	48.156 \| good	21.842 \| good	3.216 \| good	26.272 \| good	0.214 \| good
2026-03-11T09:00:00.000Z	52 \| moderate	10.029 \| good	44.417 \| good	19.939 \| good	3.011 \| good	27.411 \| good	0.222 \| good
2026-03-11T10:00:00.000Z	52 \| moderate	10.458 \| good	46.189 \| good	14.346 \| good	2.964 \| good	26.966 \| good	0.222 \| good
2026-03-11T11:00:00.000Z	52 \| moderate	9.893 \| good	44.087 \| good	13.834 \| good	2.917 \| good	26.521 \| good	0.222 \| good
2026-03-11T12:00:00.000Z	52 \| moderate	10.236 \| good	45.613 \| good	11.694 \| good	2.87 \| good	26.075 \| good	0.222 \| good
2026-03-11T13:00:00.000Z	54 \| moderate	10.567 \| good	46.797 \| good	7.193 \| good	2.996 \| good	24.671 \| good	0.231 \| good
2026-03-11T14:00:00.000Z	71 \| moderate	20.238 \| fine	89.005 \| fine	6.514 \| good	3.123 \| good	23.266 \| good	0.24 \| good
2026-03-11T15:00:00.000Z	58 \| moderate	13.228 \| fine	59.853 \| fine	12.043 \| good	3.249 \| good	21.861 \| good	0.249 \| good
2026-03-11T16:00:00.000Z	58 \| moderate	13.459 \| fine	60.325 \| fine	19.834 \| good	3.501 \| good	18.651 \| good	0.232 \| good
2026-03-11T17:00:00.000Z	60 \| moderate	13.903 \| fine	62.98 \| fine	27.148 \| good	3.753 \| good	15.441 \| good	0.215 \| good
2026-03-11T18:00:00.000Z	60 \| moderate	13.533 \| fine	60.963 \| fine	35.565 \| good	4.005 \| good	12.231 \| good	0.198 \| good
2026-03-11T19:00:00.000Z	58 \| moderate	13.291 \| fine	60.078 \| fine	43.231 \| good	4.085 \| good	11.675 \| good	0.194 \| good
2026-03-11T20:00:00.000Z	60 \| moderate	13.866 \| fine	62.411 \| fine	50.961 \| good	4.164 \| good	11.12 \| good	0.19 \| good
2026-03-11T21:00:00.000Z	64 \| moderate	16.074 \| fine	71.223 \| fine	54.689 \| good	4.243 \| good	10.564 \| good	0.186 \| good
2026-03-11T22:00:00.000Z	62 \| moderate	14.98 \| fine	66.961 \| fine	56.319 \| fine	4.238 \| good	10.623 \| good	0.183 \| good
2026-03-11T23:00:00.000Z	60 \| moderate	14.18 \| fine	63.598 \| fine	57.048 \| fine	4.232 \| good	10.682 \| good	0.181 \| good
2026-03-12T00:00:00.000Z	56 \| moderate	11.901 \| good	52.876 \| good	54.198 \| good	4.227 \| good	10.741 \| good	0.179 \| good
2026-03-12T01:00:00.000Z	48 \| good	8.457 \| good	37.49 \| good	51.502 \| good	4.231 \| good	16.044 \| good	0.199 \| good
2026-03-12T02:00:00.000Z	41 \| good	7.22 \| good	31.794 \| good	43.603 \| good	4.234 \| good	21.347 \| good	0.219 \| good
2026-03-12T03:00:00.000Z	44 \| good	7.61 \| good	33.306 \| good	36.024 \| good	4.238 \| good	26.65 \| good	0.239 \| good
2026-03-12T04:00:00.000Z	54 \| moderate	11.075 \| good	49.352 \| good	25.829 \| good	4.348 \| good	29.106 \| good	0.269 \| good
2026-03-12T05:00:00.000Z	62 \| moderate	14.525 \| fine	64.947 \| fine	20.754 \| good	4.458 \| good	31.563 \| good	0.299 \| good
2026-03-12T06:00:00.000Z	88 \| moderate	28.833 \| fine	31.915 \| good	17.412 \| good	4.658 \| good	34.443 \| good	0.332 \| good

Rossmoor

Get reliable air quality data to drive your business

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

0.29ppm

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 Rossmoor, California?

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

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

In the past 24 hours, the air quality in Rossmoor, California was at its worst at 12:00:00 on 2026-03-10.

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

In the last 24 hours, the best air quality in Rossmoor, California was observed at 12:00:00 on 2026-03-09.

What is the AQI in Rossmoor, California right now?

As of now, the AQI in Rossmoor, California is 49, indicating Good conditions.

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

Rossmoor, California air has the highest levels of PM2.5.

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

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

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

PM_2.5 levels in Rossmoor, California are currently 8.625 μg/m³.

What is the PM₁₀ level in Rossmoor, California at the moment?

The PM₁₀ concentration in Rossmoor, California is 21.41 μg/m³ at the moment.

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

The current carbon monoxide (CO) concentration in Rossmoor, California is 0.289 ppm.

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

Currently, Rossmoor, California has a sulfur dioxide (SO₂) concentration of 0.554 ppb.

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

The current ozone (O₃) level in Rossmoor, California at the moment is 29.223 ppm.

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

Nitrogen dioxide (NO₂) level in Rossmoor, California at the moment is 10.915 ppb.

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