Buenos Aires Ozone (O3) Level
Argentina
27ppb
Last Updated: 2026-02-13 01:01:00 (Local Time)

Buenos Aires
What is the Current O3 Level?
Buenos Aires
The current O3 level in Buenos Aires based on the average air quality level across the city is 27 ppb, making it healthy and safe for everyone.
The current O3 level in Buenos Aires is 1.8x Below the recommended WHO guideline of 50.96 ppb.
AQI Graph
Historical Air Quality Data
Buenos Aires
Download 2024 Annual Data
World Air Quality Report

Do you know that Ozone's total mass is 3 billion metric tons in the atmosphere? It looks like a lot but has only 0.00006% of the atmosphere. Besides, Ozone's peak concentration is 32 kilometres above the Earth's surface.
Uncovering the Sources of Ozone (O3): Where Does It Come From?
Refineries
Industrial processes emit substances.Power plants
Emissions from burning fossil fuels.Paints evaporations
Vocs from paints react with sunlight.Transportation
Diesel operated vehicles reacts and form ozone.Short-Term O3 Exposure Impacts

Chest pain
Discomfort or pain in the chest due to respiratory stress.
Breathing shortness
Difficulty in breathing or feeling of breathlessness.
Respiratory irritation
Inflammation and irritation of the respiratory tract.
Wheezing and coughing
Whistling sound and persistent cough.
Trigger asthma attacks
Aggravation of asthma symptoms.Why you should care about Ozone (O3)?
Know More About O3 Sensor
Air Quality FAQs
at Buenos Aires
Frequently Asked Questions About Air Quality
What is the current O3 level in Buenos Aires?
The current real-time O3 level in Buenos Aires is 27 ppb (Good). This was last updated 2026-02-13 01:01:00 (Local Time).
When was the best O3 level in Buenos Aires in the last 24 hours?
The best O3 level was 17 ppb (Good) at 10:31 PM, Feb 12, 2026 (Local Time) during the last 24 hours.
When was the worst O3 level in Buenos Aires in the last 24 hours?
The worst O3 level was 37 ppb (Good) at 5:01 AM, Feb 12, 2026 (Local Time) during the last 24 hours.
What is the current trend of O3 levels in Buenos Aires during last 24 hours?
The O3 levels in Buenos Aires have been fluctuating throughout the last 24 hours. The levels have increased by highest 37 ppb at 5:01 AM, Feb 12, 2026 (Local Time), lowest 17 ppb at 10:31 PM, Feb 12, 2026 (Local Time).
What actions are recommended as per the current O3 level in Buenos Aires?
The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.