Worst air pollution Hollywood Walk of Fame - Los Angeles, today and tomorrow
Today (15 July): Air quality in Hollywood Walk of Fame 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 Hollywood Walk of Fame 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.
For long term forecasts and maps, see the Airmine app
Developed with support from the European Space Agency (ESA)’s Business Applications and Space Solutions (BASS) team
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Los Angeles' Hollywood Walk of Fame air quality reflects Hollywood Boulevard's dense commercial corridor, with vehicle traffic on Hollywood Boulevard and the concentrated tourism and commercial character generating sustained NO₂. The enclosed Hollywood commercial canyon geometry concentrates emissions, while the Los Angeles basin inversion traps all local emissions and the Walk of Fame maintains consistently elevated inner Hollywood metropolitan readings throughout most of the year.
Today - 15 July | Pollution peaks at 08:00
AQI:
Fair
31.2/100
PM2.5 (fine particles):
Good
18.0/100
PM10 (coarse particles):
Fair
27.0/100
NO2 (nitrogen dioxide):
Good
0.9/100
O3 (ozone):
Fair
31.2/100
SO2 (sulfur dioxide):
Good
1.7/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Good
3.1/100
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
16.7/100
PM10 (coarse particles):
Fair
27.8/100
NO2 (nitrogen dioxide):
Good
1.9/100
O3 (ozone):
Fair
29.9/100
SO2 (sulfur dioxide):
Good
3.0/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.0/100
PM1 (ultrafine particles):
Good
3.3/100
Other Landmarks in Los Angeles
Sports venues in Los Angeles
Frequently Asked Questions
Is air quality bad in Hollywood Walk of Fame right now?
On 15 July 2026, overall air quality in Hollywood Walk of Fame 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 Hollywood Walk of Fame?
On 16 July 2026, air quality conditions in Hollywood Walk of Fame 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 Hollywood Walk of Fame?
Conditions at Hollywood Walk of Fame vary noticeably across the seasons. Typically, winter typically brings the cleanest stretch, once occasional rain clears the basin, while from August into October, wildfire smoke can add sharp particulate spikes on top of the usual summer ozone. Coastal breezes offer some relief compared to inland valley locations that see heavier smog buildup.
Are air quality levels in Hollywood Walk of Fame 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