Worst air pollution Bellflower, today and tomorrow
Today (15 July): Air quality in Bellflower 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 Bellflower 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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Bellflower's air quality reflects the South Los Angeles basin's enclosed topography, with vehicle emissions from the I-605 and SR-91 and the surrounding dense suburban character generating elevated NOₓ under persistent temperature inversions. The basin inversion traps all local emission sources throughout much of the year, while Bellflower's position in the southeastern Los Angeles County corridor consistently produces readings at typical South Bay suburban pollution levels.
Today - 15 July | Pollution peaks at 08:00
AQI:
Fair
31.2/100
PM2.5 (fine particles):
Good
17.0/100
PM10 (coarse particles):
Fair
25.6/100
NO2 (nitrogen dioxide):
Good
0.6/100
O3 (ozone):
Fair
31.2/100
SO2 (sulfur dioxide):
Good
1.2/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
0.9/100
PM1 (ultrafine particles):
Good
2.9/100
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
15.6/100
PM10 (coarse particles):
Fair
26.4/100
NO2 (nitrogen dioxide):
Good
1.3/100
O3 (ozone):
Fair
29.9/100
SO2 (sulfur dioxide):
Good
2.1/100
CO (carbon monoxide):
Good
0.0/100
HCHO (formaldehyde):
Good
1.0/100
PM1 (ultrafine particles):
Good
3.1/100
Pollen forecast in Bellflower
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Frequently Asked Questions
Is air quality bad in Bellflower right now?
On 15 July 2026, overall air quality in Bellflower 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 Bellflower?
On 16 July 2026, air quality conditions in Bellflower 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 Bellflower?
Bellflower experiences a distinct seasonal swing in air quality. Typically, winter typically brings the cleanest stretch, once occasional rain clears the basin, while hot, sunny summer conditions drive persistent ozone problems, compounded by wildfire smoke risk into early autumn. The mountains ringing the basin can trap pollution close to the ground for days when winds are calm.
Are air quality levels in Bellflower 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