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  • Hung Yen
  • O3
Hung Yen
AQIPM2.5PM10COSO2NO2O3
Live

Hung Yen Ozone (O3) Level

Vietnam

location image
O3's Icon
Ozone (O3)

16ppb



Good

Last Updated: 8 minutes ago (Local Time)

Good O3 level in Hung Yen
AQI LogoMap

Hung Yen

Good
050
Moderate
100
Poor
168
Unhealthy
208
Severe
748
Hazardous
1250+

What is the Current O3 Level?

Hung Yen

The current O3 level based on average air quality data in Hung Yen is 16 ppb, making it healthy and safe for everyone.


3.1xBelow

The current O3 level in Hung Yen is 3.1x Below the recommended WHO guideline of 50.96 ppb.

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Historical Air Quality Data

Hung Yen

24 Hours
O3
Hung Yen
O3 (ppb)
.
12-07-2025Time13-07-2025
TimeHung Yen
06 PM13
07 PM12
08 PM13
09 PM13
10 PM13
11 PM13
12 AM13
01 AM13
02 AM13
03 AM13
04 AM13
05 AM13
06 AM12
07 AM11
08 AM8
09 AM8
10 AM9
11 AM13
12 PM14
01 PM15
02 PM15
03 PM16
04 PM15
05 PM16
06 PM15
8
Min.at 8:12 AM on 13th Jul
16
Max.at 3:12 PM on 13th Jul

0/24

Hours

Hours in which the exposure is above the recommended WHO daily guideline 50.96ppb.

WHO Guideline

Want air quality data?

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Download 2024 Annual Data

World Air Quality Report

Globe

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.

PM Image

Uncovering the Sources of Ozone (O3): Where Does It Come From?

Refineries

Refineries

Industrial processes emit substances.
Power plants

Power plants

Emissions from burning fossil fuels.
Paints evaporations

Paints evaporations

Vocs from paints react with sunlight.
Transportation

Transportation

Diesel operated vehicles reacts and form ozone.

Short-Term O3 Exposure Impacts

Chest pain

Chest pain

Discomfort or pain in the chest due to respiratory stress.
Breathing shortness

Breathing shortness

Difficulty in breathing or feeling of breathlessness.
Respiratory irritation

Respiratory irritation

Inflammation and irritation of the respiratory tract.
Wheezing and coughing

Wheezing and coughing

Whistling sound and persistent cough.
Trigger asthma attacks

Trigger asthma attacks

Aggravation of asthma symptoms.

Health Advice Based on Current O3 Level In

Hung Yen

  • Air Purifier
    Air PurifierTurn Off
  • Car Filter
    Car FilterAdvisable
  • N95 Mask
    N95 MaskAdvisable
  • Stay Indoor
    Stay IndoorAdvisable

As per the current O3, turn off the air purifier.

Get an Air Purifier

Recommendations by Prana Air Logo

O3 Monitor

O3 Monitor

Check real-time O3 levels to ensure you're breathing clean air.

O3 Sensor

O3 Sensor

Monitor 03 level in your area to stay safe with 03 sensor.

Car Filter

Car Filter

Trap particles before they enter your vehicle, ensuring a safe and healthy ride.

N95 Mask

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
Image of o3

Air Quality FAQs

at Hung Yen

Frequently Asked Questions About Air Quality

What is the current O3 level in Hung Yen?

The current real-time O3 level in Hung Yen is 16 ppb (Good). This was last updated 8 minutes ago (Local Time).

When was the best O3 level in Hung Yen in the last 24 hours?

The best O3 level was 8 ppb (Good) at 8:12 AM (Local Time) during the last 24 hours.

When was the worst O3 level in Hung Yen in the last 24 hours?

The worst O3 level was 16 ppb (Good) at 3:12 PM (Local Time) during the last 24 hours.

What is the current trend of O3 levels in Hung Yen during last 24 hours?

The O3 levels in Hung Yen have been fluctuating throughout the last 24 hours. The levels have increased by highest 16 ppb at 3:12 PM (Local Time), lowest 8 ppb at 8:12 AM (Local Time).

What actions are recommended as per the current O3 level in Hung Yen?

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.