Live

Zrenjanin Ozone (O₃) Level

Banat, Serbia

Ozone (O₃)

18ppb

Good

Last Updated: 2026-08-11 03:41:01 (Local Time)

Map

Zrenjanin

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Zrenjanin

The current O₃ level in Zrenjanin based on the average air quality level across the city is 18 ppb, making it healthy and safe for everyone.

2.8xBelow

The current O₃ level in Zrenjanin is 2.8x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Zrenjanin

24 Hours

O₃

Zrenjanin

O₃ (ppb)

10-08-2026Time11-08-2026

Time	Zrenjanin
4:01am	19
4:31am	20
5:01am	16
5:31am	16
6:01am	18
6:31am	20
7:01am	22
7:31am	19
8:01am	18
8:31am	18
9:01am	17
9:31am	20
10:01am	31
10:31am	28
11:01am	33
11:31am	34
12:01pm	40
12:31pm	37
1:01pm	41
1:31pm	42
2:01pm	37
2:31pm	38
3:01pm	41
3:31pm	44
4:01pm	43
4:31pm	43
5:01pm	39
5:31pm	37
6:01pm	40
6:31pm	42
7:01pm	37
7:31pm	42
8:01pm	42
8:31pm	43
9:01pm	41
9:31pm	39
10:01pm	42
10:31pm	37
11:01pm	35
11:31pm	28
12:01am	20
12:31am	21
1:01am	23
1:31am	22
2:01am	25
2:31am	21
3:01am	21
3:31am	20

Min. O₃5:01am

Max. O₃3:31pm

Want air quality data?

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.

Why you should care about Ozone (O₃)?

Know More About O₃ Sensor

Air Quality FAQs
at Zrenjanin

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in Zrenjanin?

The current real-time O₃ level in Zrenjanin is 18ppb (Good). This was last updated 2026-08-11 03:41:01 (Local Time).

2. When was the best O₃ level in Zrenjanin in the last 24 hours?

The best O₃ level was 16 ppb (Good) at 5:01 AM, Aug 10, 2026 (Local Time) during the last 24 hours.

3. When was the worst O₃ level in Zrenjanin in the last 24 hours?

The worst O₃ level was 44 ppb (Good) at 3:31 PM, Aug 10, 2026 (Local Time) during the last 24 hours.

4. What is the current trend of O₃ levels in Zrenjanin during last 24 hours?

The O₃ levels in Zrenjanin have been fluctuating throughout the last 24 hours. The levels have increased by highest 44 ppb at 3:31 PM, Aug 10, 2026 (Local Time), lowest 16 ppb at 5:01 AM, Aug 10, 2026 (Local Time).

5. What actions are recommended as per the current O₃ level in Zrenjanin?

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