What is the Current O3 Level?
Lerma
The current O3 level in Lerma based on the average air quality level across the city is 46 ppb, making it healthy and safe for everyone.
The current O3 level in Lerma is 1.11x Below the recommended WHO guideline of 50.96 ppb.
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AQI Graph
Historical Air Quality Data
Lerma
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.Health Advice Based on Current O3 Level In
Lerma
As per the current O3, turn off the air purifier.
Get an Air PurifierRecommendations by 
O3 Monitor
Check real-time O3 levels to ensure you're breathing clean air.
O3 Sensor
Monitor 03 level in your area to stay safe with 03 sensor.
Car Filter
Trap particles before they enter your vehicle, ensuring a safe and healthy ride.
N95 Mask
Protect yourself from harmful airborne particles by wearing an N95 mask.
Why you should care about Ozone (O3)?
Know More About O3 Sensor
Air Quality FAQs
at Lerma
Frequently Asked Questions About Air Quality
What is the current O3 level in Lerma?
The current real-time O3 level in Lerma is 46 ppb (Good). This was last updated 2025-05-13 12:24:19 PM (Local Time).
When was the best O3 level in Lerma in the last 24 hours?
The best O3 level was 12 ppb (Good) at 8:09 AM (Local Time) during the last 24 hours.
When was the worst O3 level in Lerma in the last 24 hours?
The worst O3 level was 60 ppb (Moderate) at 6:09 PM, May 12, 2025 (Local Time) during the last 24 hours.
What is the current trend of O3 levels in Lerma during last 24 hours?
The O3 levels in Lerma have been fluctuating throughout the last 24 hours. The levels have increased by highest 60 ppb at 6:09 PM, May 12, 2025 (Local Time), lowest 12 ppb at 8:09 AM (Local Time).
What actions are recommended as per the current O3 level in Lerma?
The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.