Zagreb Carbon Monoxide (CO) Level
City of Zagreb, Croatia
320ppb
Last Updated: 2026-02-14 14:31:00 (Local Time)

Zagreb
What is the Current CO Level?
Zagreb
The current CO level in Zagreb based on the average air quality level across the city is 320 ppb, making it healthy and safe for everyone.
The current CO level in Zagreb is 10.9x Below the recommended WHO guideline of 3490 ppb.
AQI Graph
Historical Air Quality Data
Zagreb
Download 2024 Annual Data
World Air Quality Report

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..
Uncovering the Sources of Carbon Monoxide (CO): Where Does It Come From?
Biomass burning
Burning wood, crop residues, and organic materials.Power plants
Emissions from burning fossil fuels in power plants.Fireplaces
Emissions from burning wood or coal in fireplaces.Road traffic
Overall contributions from vehicles exhaust.Vehicles engines
Exhaust emissions from cars and trucks.Short-Term CO Exposure Impacts

Fatigue
Feeling tiredness or lack of energy.
Chest pain
Discomfort or pain in the chest area.
Confusion
Frequent difficulty in thinking clearly.
Flu-like symptoms
Symptoms like headache and nausea.
Weakness
Frequent weakness or lack of strength.Why you should care about Carbon Monoxide (CO)?
Know More About CO Sensor
Air Quality FAQs
at Zagreb
Frequently Asked Questions About Air Quality
What is the current CO level in Zagreb?
The current real-time CO level in Zagreb is 320 ppb (Good). This was last updated 2026-02-14 14:31:00 (Local Time).
When was the best CO level in Zagreb in the last 24 hours?
The best CO level was 228 ppb (Good) at 10:31 AM (Local Time) during the last 24 hours.
When was the worst CO level in Zagreb in the last 24 hours?
The worst CO level was 464 ppb (Good) at 10:01 PM, Feb 13, 2026 (Local Time) during the last 24 hours.
What is the current trend of CO levels in Zagreb during last 24 hours?
The CO levels in Zagreb have been fluctuating throughout the last 24 hours. The levels have increased by highest 464 ppb at 10:01 PM, Feb 13, 2026 (Local Time), lowest 228 ppb at 10:31 AM (Local Time).
What actions are recommended as per the current CO level in Zagreb?
The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.