Worst air pollution San Buenaventura, today and tomorrow

Today (15 July): Air quality in San Buenaventura is fair. AQI, PM2.5, PM10, and O3 are fair; NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 8:00 AM (O3: 32.2/100).
Tomorrow (16 July 2026): Air quality in San Buenaventura is fair. All pollutants stay as today. Pollution peaks around 5:00 AM (PM10: 33.2/100). Airmine updates local air quality forecasts four times daily.

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Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team

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San Buenaventura's air quality benefits from its direct Pacific Ocean coastal exposure on the Ventura County coast, with consistent onshore sea breezes providing reliable maritime ventilation along the Channel Islands Highway corridor. Vehicle emissions from US-101 are the primary local source, while the coastal position generally provides significantly better conditions than the deeper Los Angeles basin and offshore oil platform support operations contribute localised maritime NOₓ.

Today - 15 July | Pollution peaks at 08:00

AQI:

Fair

32.2/100

PM2.5 (fine particles):

Fair

23.7/100

PM10 (coarse particles):

Fair

31.1/100

NO2 (nitrogen dioxide):

Good

2.7/100

O3 (ozone):

Fair

32.2/100

SO2 (sulfur dioxide):

Good

3.9/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.5/100

PM1 (ultrafine particles):

Good

5.0/100

Levels show the poorest local air quality during the day

Tomorrow - 16 July | Pollution peaks at 05:00

AQI:

Fair

33.2/100

PM2.5 (fine particles):

Fair

21.2/100

PM10 (coarse particles):

Fair

33.2/100

NO2 (nitrogen dioxide):

Good

4.1/100

O3 (ozone):

Fair

30.3/100

SO2 (sulfur dioxide):

Good

6.5/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.4/100

PM1 (ultrafine particles):

Good

5.9/100

Pollen forecast in San Buenaventura

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Frequently Asked Questions

Is air quality bad in San Buenaventura right now?

On 15 July 2026, overall air quality in San Buenaventura is fair. AQI is the main air quality indicator at 32.2/100. Pollution peaks around 8:00 AM (O3: 32.2/100).

Will air quality be worse tomorrow in San Buenaventura?

On 16 July 2026, air quality conditions in San Buenaventura will be similar to today, with AQI forecast at fair at 33.2/100. Pollution peaks around 5:00 AM (PM10: 33.2/100).

When is air pollution at its worst in San Buenaventura?

San Buenaventura's air quality follows a clear seasonal pattern. Typically, winter typically brings the cleanest stretch, once occasional rain clears the basin, while summer sunshine and heat drive some of the worst ozone readings in the country. The mountains ringing the basin can trap pollution close to the ground for days when winds are calm.

Are air quality levels in San Buenaventura based on measurements or forecasts?

It is forecasts derived by downscaling forecasts provided by EU’s Copernicus Atmosphere Monitoring Service (CAMS) by taking into account local conditions such as traffic patterns. CAMS bases its forecast on satellite measurements of particles and chemical compounds in the atmosphere. Airmine’s services were developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team.

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Data provided by Airmine — Last update: 16 July 2026 at 10:33 CEST (Data is updated four times daily.)

This forecast is produced independently using Airmine's own atmospheric data and models.

Unless explicitly made clear, the content on this site has not been paid for by external organisations and is Airmine's sole responsibility.

For long term forecasts and maps, see the Airmine app