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Tongbai County Citizen House Ozone (O₃) Level

Xinyang, Henan, China

Ozone (O₃)

28ppb

Good

Last Updated: 2026-08-19 13:21:01 (Local Time)

Map

Tongbai County Citizen House

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Tongbai County Citizen House

The current O₃ level at Tongbai County Citizen House is 28 ppb making it healthy and safe for everyone in the area.

1.8xBelow

The current O₃ level in Tongbai County Citizen House is 1.8x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Tongbai County Citizen House

24 Hours

O₃

Tongbai County Citizen House

O₃ (ppb)

18-08-2026Time19-08-2026

Time	Tongbai County Citizen House
1:31pm	29
2:01pm	30
2:31pm	29
3:01pm	31
3:31pm	31
4:01pm	31
4:31pm	29
5:01pm	28
5:31pm	31
6:01pm	30
6:31pm	29
7:01pm	33
7:31pm	30
8:01pm	30
8:31pm	30
9:01pm	26
9:31pm	28
10:01pm	23
10:31pm	26
11:01pm	26
11:31pm	23
12:01am	24
12:31am	23
1:01am	23
1:31am	24
2:01am	26
2:31am	24
3:01am	25
3:31am	22
4:01am	25
4:31am	24
5:01am	22
5:31am	25
6:01am	25
6:31am	24
7:01am	20
7:31am	21
8:01am	23
8:31am	19
9:01am	21
9:31am	21
10:01am	22
10:31am	24
11:01am	26
11:31am	29
12:01pm	27
12:31pm	32
1:01pm	27

Min. O₃8:31am

Max. O₃7:01pm

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 Tongbai County Citizen House

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in Tongbai County Citizen House?

The current real-time O₃ level in Tongbai County Citizen House is 28ppb (Good). This was last updated 2026-08-19 13:21:01 (Local Time).

2. When was the best O₃ level in Tongbai County Citizen House in the last 24 hours?

The best O₃ level was 19 ppb (Good) at 8:31 AM (Local Time) during the last 24 hours.

3. When was the worst O₃ level in Tongbai County Citizen House in the last 24 hours?

The worst O₃ level was 33 ppb (Good) at 7:01 PM, Aug 18, 2026 (Local Time) during the last 24 hours.

4. What is the current trend of O₃ levels in Tongbai County Citizen House during last 24 hours?

The O₃ levels in Tongbai County Citizen House have been fluctuating throughout the last 24 hours. The levels have increased by highest 33 ppb at 7:01 PM, Aug 18, 2026 (Local Time), lowest 19 ppb at 8:31 AM (Local Time).

5. What actions are recommended as per the current O₃ level in Tongbai County Citizen House?

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