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Live air quality index in Brentwood, California today

Stay updated with real-time air quality in Brentwood, California featuring accurate data on AQI, PM2.5, 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)

38

Good

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Brentwood, California

Last updated: ... (Local time)

Major air pollutants in Brentwood, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

6.84 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

24.45 μg/m³

0

55

155

255

425

605+

Ozone (O3)

36.71 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

1.69 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

3.25 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.17 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Moderate

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Brentwood, California

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Brentwood, California air quality map: Real-time AQI near you




How accurate is California, USA air quality data?

Air quality measurements for California, USA meet strict US EPA standards. These measurements are collected from reliable sources, including satellites and ground-based monitoring systems. Advanced algorithms and machine learning techniques are applied to the data, factoring in variables such as traffic and population density, to ensure precision and reliability.


Frequently asked questions

How frequently is the air quality data for Brentwood, California updated?

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Air quality data for Brentwood, California is updated on an hourly basis.


When did Brentwood, California experience the worst air quality in the last 24 hours?

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The worst air quality in Brentwood, California was recorded at 04:00:00 on 2025-06-06.


When did Brentwood, California have its best air quality in the last 24 hours?

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The best air quality in Brentwood, California was recorded at 06:00:00 on 2025-06-06.


What is the real-time air quality index for Brentwood, California?

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The real-time air quality index in Brentwood, California is 38, currently categorized as Good.


Which pollutant is found most often in Brentwood, California?

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The most common pollutant in Brentwood, California is PM2.5.


What can I do if the air quality in Brentwood, California is poor?

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If the air quality in Brentwood, California is poor, limit outdoor activities and use a mask to safeguard your health.


What are the current PM2.5 levels in Brentwood, California?

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The measured PM2.5 levels in Brentwood, California at present are 6.845 μg/m3.


What are the current PM10 levels at Brentwood, California?

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The current PM10 levels in Brentwood, California are 24.453 μg/m3.


What are the current carbon monoxide (CO) levels at Brentwood, California?

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The current carbon monoxide (CO) level in Brentwood, California is 0.173 ppm.


What are the current sulfur dioxide (SO2) levels at Brentwood, California?

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The current sulfur dioxide (SO2) levels in Brentwood, California are 1.689 ppb.


What are the current ozone (O3) levels at Brentwood, California?

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The current ozone (O3) levels at Brentwood, California is 36.714 ppm.


What are the current nitrogen dioxide (NO2) levels at Brentwood, California?

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The current nitrogen dioxide (NO2) levels at Brentwood, California is 3.254 ppb.


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