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  • Iran
  • Markazi
  • O3
Markazi
AQIPM2.5PM10COSO2NO2O3
Live

Markazi Ozone (O3) Level

Iran

location image
O3's Icon
Ozone (O3)

38ppb



Good

Last Updated: 9 minutes ago (Local Time)

Good O3 level in Markazi
AQI LogoMap

Markazi

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

What is the Current O3 Level?

Markazi

The current O3 level based on average air quality data in Markazi is 38 ppb, making it healthy and safe for everyone.


1.3xBelow

The current O3 level in Markazi is 1.3x Below the recommended WHO guideline of 50.96 ppb.

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Historical Air Quality Data

Markazi

24 Hours
O3
Markazi
O3 (ppb)
.
17-07-2025Time18-07-2025
TimeMarkazi
08 PM38
09 PM38
10 PM38
11 PM39
12 AM38
01 AM38
02 AM38
03 AM38
04 AM39
05 AM38
06 AM38
07 AM38
08 AM38
09 AM39
10 AM39
11 AM38
12 PM38
01 PM38
02 PM38
03 PM38
04 PM38
05 PM38
06 PM37
07 PM38
08 PM38
37
Min.at 6:09 PM on 18th Jul
39
Max.at 11:09 PM on 17th 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

Markazi

  • 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 Markazi

Frequently Asked Questions About Air Quality

What is the current O3 level in Markazi?

The current real-time O3 level in Markazi is 38 ppb (Good). This was last updated 9 minutes ago (Local Time).

When was the best O3 level in Markazi in the last 24 hours?

The best O3 level was 37 ppb (Good) at 6:09 PM (Local Time) during the last 24 hours.

When was the worst O3 level in Markazi in the last 24 hours?

The worst O3 level was 39 ppb (Good) at 11:09 PM, Jul 17, 2025 (Local Time) during the last 24 hours.

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

The O3 levels in Markazi remained stable over the last 24 hours as around 36.6 ppb.

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

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