Worst air pollution Santa Monica Pier - Los Angeles, today and tomorrow

Today (15 July): Air quality in Santa Monica Pier is fair. AQI, PM10, and O3 are fair; PM2.5, NO2, SO2, CO, HCHO, and PM1 are good. Pollution peaks around 8:00 AM (O3: 31.2/100).
Tomorrow (16 July 2026): Air quality in Santa Monica Pier is fair. All pollutants stay as today. Pollution peaks around 9:00 AM (O3: 29.9/100). 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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Los Angeles' Santa Monica Pier air quality benefits from the direct Pacific Ocean coastal position, with consistent onshore sea breezes providing reliable maritime ventilation along the iconic Santa Monica beachfront. Vehicle traffic on Lincoln Boulevard and the pier's tourist operations contribute local sources, while the Pacific coastal exposure provides significantly better conditions than the deeper Los Angeles basin and the Santa Monica Bay's open geometry ensures reliable afternoon ventilation throughout most of the year.

Today - 15 July | Pollution peaks at 08:00

AQI:

Fair

31.2/100

PM2.5 (fine particles):

Good

16.6/100

PM10 (coarse particles):

Fair

25.2/100

NO2 (nitrogen dioxide):

Good

0.6/100

O3 (ozone):

Fair

31.2/100

SO2 (sulfur dioxide):

Good

1.0/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

0.9/100

PM1 (ultrafine particles):

Good

2.8/100

Levels show the poorest local air quality during the day

Tomorrow - 16 July | Pollution peaks at 09:00

AQI:

Fair

29.9/100

PM2.5 (fine particles):

Good

15.4/100

PM10 (coarse particles):

Fair

26.0/100

NO2 (nitrogen dioxide):

Good

1.2/100

O3 (ozone):

Fair

29.9/100

SO2 (sulfur dioxide):

Good

1.8/100

CO (carbon monoxide):

Good

0.0/100

HCHO (formaldehyde):

Good

1.0/100

PM1 (ultrafine particles):

Good

3.0/100

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Frequently Asked Questions

Is air quality bad in Santa Monica Pier right now?

On 15 July 2026, overall air quality in Santa Monica Pier is fair. AQI is the main air quality indicator at 31.2/100. Pollution peaks around 8:00 AM (O3: 31.2/100).

Will air quality be worse tomorrow in Santa Monica Pier?

On 16 July 2026, air quality conditions in Santa Monica Pier will be similar to today, with AQI forecast at fair at 29.9/100. Pollution peaks around 9:00 AM (O3: 29.9/100).

When is air pollution at its worst in Santa Monica Pier?

Like the rest of Los Angeles, Santa Monica Pier sees air quality change through the year. 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. Coastal breezes offer some relief compared to inland valley locations that see heavier smog buildup.

Are air quality levels in Santa Monica Pier 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