Live

A.D. 4023 Ozone (O₃) Level

Tha Bo, Nong Khai, Thailand

Ozone (O₃)

31ppb

Good

Last Updated: 2026-08-16 18:11:02 (Local Time)

Map

A.D. 4023

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
A.D. 4023

The current O₃ level at A.D. 4023 is 31 ppb making it healthy and safe for everyone in the area.

1.6xBelow

The current O₃ level in A.D. 4023 is 1.6x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
A.D. 4023

24 Hours

O₃

A.D. 4023

O₃ (ppb)

15-08-2026Time16-08-2026

Time	A.D. 4023
6:31pm	29
7:01pm	26
7:31pm	28
8:01pm	23
8:31pm	23
9:01pm	24
9:31pm	24
10:01pm	21
10:31pm	24
11:01pm	25
11:31pm	23
12:01am	25
12:31am	26
1:01am	23
1:31am	23
2:01am	25
2:31am	26
3:01am	27
3:31am	27
4:01am	27
4:31am	26
5:01am	26
5:31am	24
6:01am	23
6:31am	23
7:01am	23
7:31am	22
8:01am	25
8:31am	22
9:01am	25
9:31am	24
10:01am	24
10:31am	27
11:01am	28
11:31am	26
12:01pm	31
12:31pm	29
1:01pm	28
1:31pm	26
2:01pm	30
2:31pm	26
3:01pm	26
3:31pm	24
4:01pm	26
4:31pm	26
5:01pm	28
5:31pm	28
6:01pm	27

Min. O₃10:01pm

Max. O₃12:01pm

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 A.D. 4023

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in A.D. 4023?

The current real-time O₃ level in A.D. 4023 is 31ppb (Good). This was last updated 2026-08-16 18:11:02 (Local Time).

2. When was the best O₃ level in A.D. 4023 in the last 24 hours?

The best O₃ level was 21 ppb (Good) at 10:01 PM, Aug 15, 2026 (Local Time) during the last 24 hours.

3. When was the worst O₃ level in A.D. 4023 in the last 24 hours?

The worst O₃ level was 31 ppb (Good) at 12:01 PM (Local Time) during the last 24 hours.

4. What is the current trend of O₃ levels in A.D. 4023 during last 24 hours?

The O₃ levels in A.D. 4023 have been fluctuating throughout the last 24 hours. The levels have increased by highest 31 ppb at 12:01 PM (Local Time), lowest 21 ppb at 10:01 PM, Aug 15, 2026 (Local Time).

5. What actions are recommended as per the current O₃ level in A.D. 4023?

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