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Live air quality index in Clearlake, California today

Stay updated with real-time air quality in Clearlake, 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)

36

Good

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Clearlake, California

Last updated: ... (Local time)

Major air pollutants in Clearlake, California

Good

Fine

Moderate

Poor

Very poor

Hazardous

Particulate Matter2.5 (PM2.5)

4.57 μg/m³

0

12.1

35.5

55.5

250.5

500.5+

Particulate Matter10 (PM10)

20.00 μg/m³

0

55

155

255

425

605+

Ozone (O3)

39.01 ppb

0

55

71

86

201

201+

Sulfur Dioxide (SO2)

0.23 ppb

0

36

76

186

605

1005+

Nitrogen Dioxide (NO2)

0.65 ppb

0

54

101

361

1250

2050+

Carbon Monoxide (CO)

0.14 ppm

0

4.5

9.5

12.5

230.5

50.5+

Pollen Level

Low

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Clearlake, California

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Clearlake, 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 Clearlake, California updated?

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


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

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The worst air quality in Clearlake, California was recorded at 08:00:00 on 2025-06-07.


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

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The best air quality in Clearlake, California was recorded at 04:00:00 on 2025-06-07.


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

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The real-time air quality index in Clearlake, California is 36, currently categorized as Good.


Which pollutant is found most often in Clearlake, California?

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The most common pollutant in Clearlake, California is O3.


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

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


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

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The measured PM2.5 levels in Clearlake, California at present are 4.571 μg/m3.


What are the current PM10 levels at Clearlake, California?

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The current PM10 levels in Clearlake, California are 20 μg/m3.


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

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The current carbon monoxide (CO) level in Clearlake, California is 0.139 ppm.


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

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The current sulfur dioxide (SO2) levels in Clearlake, California are 0.226 ppb.


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

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The current ozone (O3) levels at Clearlake, California is 39.011 ppm.


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

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The current nitrogen dioxide (NO2) levels at Clearlake, California is 0.645 ppb.


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