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Los Angeles Good

Los Angeles, California

Updated: Nov 4, 2026, 9:00 AM

370500
Good

Air quality is satisfactory, and air pollution poses little or no risk.

Current Weather

21.3°C
Temperature
54%
Humidity
4.5
mph wind
Clear sky
Conditions

Pollutant Breakdown

37
PM2.5
µg/m³ · Fine particles
28
PM10
µg/m³ · Coarse particles
11.2
Ozone
ppb · Ground-level ozone
18.4
NO₂
ppb · Nitrogen dioxide
0.5
SO₂
ppb · Sulfur dioxide
4.5
CO
ppm · Carbon monoxide

Dominant pollutant: PM25

PM2.5 Forecast (next 7 days)

Mon
11/2
44
avg
Tue
11/3
46
avg
Wed
11/4
50
avg
Thu
11/5
56
avg
Fri
11/6
46
avg
Sat
11/7
47
avg
Sun
11/8
46
avg

Health Guidance

✅
General population: No restrictions. Enjoy outdoor activities.
✅
Sensitive groups: Air quality is good. Normal activities are fine.
💨
Keep windows closed if AQI is Unhealthy or above. Use HEPA air purifiers indoors.

Data from: South Coast Air Quality Management District (AQMD), Air Now - US EPA, CARB - California Air Resources Board, World Air Quality Index Project

Is the air safe in Los Angeles today?

The current Air Quality Index (AQI) in Los Angeles is 37, which is classified as "Good". Air quality is satisfactory, and air pollution poses little or no risk.

The AQI scale runs from 0 to 500. Values of 0–50 are Good, 51–100 are Moderate, 101–150 are Unhealthy for Sensitive Groups, 151–200 are Unhealthy, 201–300 are Very Unhealthy, and 301–500 are Hazardous.

Air quality in Los Angeles, California is monitored by local environmental agencies and reported through the World Air Quality Index project. Data is updated hourly and includes PM2.5, PM10, ozone, nitrogen dioxide, sulfur dioxide, and carbon monoxide.

AQI Scale Reference

0–50
Good
51–100
Moderate
101–150
Unhealthy for Sensitive Groups
151–200
Unhealthy
201–300
Very Unhealthy
301+
Hazardous