Yeonmu Eup Ozone (O3) Level
Hosan, Chungnam, South Korea
59ppb
Last Updated: 10 Oct 2025, 06:22pm (Local Time)
MapYeonmu Eup
What is the Current O3 Level?
Yeonmu Eup
The current O3 level at Yeonmu Eup is 59 ppb making it acceptable, but sensitive individuals should be cautious.
The current O3 level in Yeonmu Eup is 1.1x Above the recommended WHO guideline of 50.96 ppb.
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AQI Graph
Historical Air Quality Data
Yeonmu Eup
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
Yeonmu Eup
Must turn on the air purifier to enjoy fresh air.
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 Yeonmu Eup
Frequently Asked Questions About Air Quality
What is the current O3 level in Yeonmu Eup?
The current real-time O3 level in Yeonmu Eup is 59 ppb (Moderate). This was last updated 10 Oct 2025, 06:22pm (Local Time).
When was the best O3 level in Yeonmu Eup in the last 24 hours?
The best O3 level was 21 ppb (Good) at 10:04 AM (Local Time) during the last 24 hours.
When was the worst O3 level in Yeonmu Eup in the last 24 hours?
The worst O3 level was 59 ppb (Moderate) at 5:04 PM (Local Time) during the last 24 hours.
What is the current trend of O3 levels in Yeonmu Eup during last 24 hours?
The O3 levels in Yeonmu Eup have been fluctuating throughout the last 24 hours. The levels have increased by highest 59 ppb at 5:04 PM (Local Time), lowest 21 ppb at 10:04 AM (Local Time).
What actions are recommended as per the current O3 level in Yeonmu Eup?
Current O3 levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.
