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Port Sound Carbon Monoxide (CO) Level

Klang, Selangor, Malaysia

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Carbon Monoxide (CO)

458ppb



Good

Last Updated: 16 Nov 2025, 05:04am (Local Time)

Good CO level in Port Sound
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Port Sound

Good
08330
Moderate
16670
Poor
25000
Unhealthy
33330
Severe
41670
Hazardous
50000+

What is the Current CO Level?

Port Sound

The current CO level at Port Sound is 458 ppb making it healthy and safe for everyone in the area.


7.6xBelow

The current CO level in Port Sound is 7.6x Below the recommended WHO guideline of 3490 ppb.

AQI Graph

Historical Air Quality Data

Port Sound

Port Sound
CO (ppb)
.
15-11-2025Time16-11-2025
306
Min.at 4:04 PM on 15th Nov
889
Max.at 6:04 AM on 15th Nov

Download 2024 Annual Data

World Air Quality Report

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Do you know CO emissions in the atmosphere can affect the greenhouse gas level? It is because CO emission causes global and climate changes in the atmosphere by increasing or changing the sea and land temperatures. It makes changes in ecosystems and storm activity and affects other weather events..

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Uncovering the Sources of Carbon Monoxide (CO): Where Does It Come From?

Biomass burning

Biomass burning

Burning wood, crop residues, and organic materials.
Power plants

Power plants

Emissions from burning fossil fuels in power plants.
Fireplaces

Fireplaces

Emissions from burning wood or coal in fireplaces.
Road traffic

Road traffic

Overall contributions from vehicles exhaust.
Vehicles engines

Vehicles engines

Exhaust emissions from cars and trucks.

Short-Term CO Exposure Impacts

Fatigue

Fatigue

Feeling tiredness or lack of energy.
Chest pain

Chest pain

Discomfort or pain in the chest area.
Confusion

Confusion

Frequent difficulty in thinking clearly.
Flu-like symptoms

Flu-like symptoms

Symptoms like headache and nausea.
Weakness

Weakness

Frequent weakness or lack of strength.

Air Quality FAQs

at Port Sound

Frequently Asked Questions About Air Quality

What is the current CO level in Port Sound?

The current real-time CO level in Port Sound is 458 ppb (Good). This was last updated 16 Nov 2025, 05:04am (Local Time).

When was the best CO level in Port Sound in the last 24 hours?

The best CO level was 306 ppb (Good) at 4:04 PM (Local Time) during the last 24 hours.

When was the worst CO level in Port Sound in the last 24 hours?

The worst CO level was 889 ppb (Good) at 6:04 AM (Local Time) during the last 24 hours.

What is the current trend of CO levels in Port Sound during last 24 hours?

The CO levels in Port Sound have been fluctuating throughout the last 24 hours. The levels have increased by highest 889 ppb at 6:04 AM (Local Time), lowest 306 ppb at 4:04 PM (Local Time).

What actions are recommended as per the current CO level in Port Sound?

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