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Churzbreitenstrasse Ozone (O₃) Level

Buchs, Sankt Gallen, Switzerland

Ozone (O₃)

26ppb

Good

Last Updated: 2026-08-16 08:11:02 (Local Time)

Map

Churzbreitenstrasse

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Churzbreitenstrasse

The current O₃ level at Churzbreitenstrasse is 26 ppb making it healthy and safe for everyone in the area.

1.9xBelow

The current O₃ level in Churzbreitenstrasse is 1.9x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Churzbreitenstrasse

24 Hours

O₃

Churzbreitenstrasse

O₃ (ppb)

15-08-2026Time16-08-2026

Time	Churzbreitenstrasse
8:31am	27
9:01am	25
9:31am	27
10:01am	25
10:31am	27
11:01am	27
11:31am	27
12:01pm	30
12:31pm	27
1:01pm	29
1:31pm	29
2:01pm	29
2:31pm	30
3:01pm	27
3:31pm	26
4:01pm	28
4:31pm	26
5:01pm	25
5:31pm	24
6:01pm	27
6:31pm	26
7:01pm	28
7:31pm	28
8:01pm	25
8:31pm	27
9:01pm	28
9:31pm	27
10:01pm	28
10:31pm	26
11:01pm	26
11:31pm	33
12:01am	29
12:31am	31
1:01am	30
1:31am	30
2:01am	30
2:31am	28
3:01am	26
3:31am	25
4:01am	25
4:31am	25
5:01am	29
5:31am	29
6:01am	28
6:31am	28
7:01am	28
7:31am	25
8:01am	27

Min. O₃5:31pm

Max. O₃11:31pm

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 Churzbreitenstrasse

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in Churzbreitenstrasse?

The current real-time O₃ level in Churzbreitenstrasse is 26ppb (Good). This was last updated 2026-08-16 08:11:02 (Local Time).

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

The best O₃ level was 24 ppb (Good) at 5:31 PM, Aug 15, 2026 (Local Time) during the last 24 hours.

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

The worst O₃ level was 33 ppb (Good) at 11:31 PM, Aug 15, 2026 (Local Time) during the last 24 hours.

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

The O₃ levels in Churzbreitenstrasse have been fluctuating throughout the last 24 hours. The levels have increased by highest 33 ppb at 11:31 PM, Aug 15, 2026 (Local Time), lowest 24 ppb at 5:31 PM, Aug 15, 2026 (Local Time).

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

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