Live

Qianjiangyuan Ozone (O₃) Level

Huangshan, Anhui, China

Ozone (O₃)

20ppb

Good

Last Updated: 2026-08-19 00:31 (Local Time)

Map

Qianjiangyuan

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Qianjiangyuan

The current O₃ level at Qianjiangyuan is 20 ppb making it healthy and safe for everyone in the area.

2.5xBelow

The current O₃ level in Qianjiangyuan is 2.5x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Qianjiangyuan

24 Hours

O₃

Qianjiangyuan

O₃ (ppb)

18-08-2026Time19-08-2026

Time	Qianjiangyuan
12:31am	28
1:01am	19
1:31am	21
2:01am	16
2:31am	17
3:01am	14
3:31am	16
4:01am	19
4:31am	18
5:01am	21
5:31am	19
6:01am	19
6:31am	22
7:01am	22
7:31am	25
8:01am	23
8:31am	22
9:01am	21
9:31am	25
10:01am	28
10:31am	29
11:01am	36
11:31am	41
12:01pm	44
12:31pm	43
1:01pm	48
1:31pm	48
2:01pm	46
2:31pm	46
3:01pm	43
3:31pm	48
4:01pm	40
4:31pm	40
5:01pm	41
5:31pm	36
6:01pm	38
6:31pm	36
7:01pm	35
7:31pm	37
8:01pm	36
8:31pm	33
9:01pm	33
9:31pm	35
10:01pm	32
10:31pm	33
11:01pm	28
11:31pm	31
12:01am	18
12:31am	20

Min. O₃3:01am

Max. O₃1:01pm

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 Qianjiangyuan

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in Qianjiangyuan?

The current real-time O₃ level in Qianjiangyuan is 20ppb (Good). This was last updated 2026-08-19 00:31 (Local Time).

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

The best O₃ level was 14 ppb (Good) at 3:01 AM (Local Time) during the last 24 hours.

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

The worst O₃ level was 48 ppb (Good) at 1:01 PM (Local Time) during the last 24 hours.

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

The O₃ levels in Qianjiangyuan have been fluctuating throughout the last 24 hours. The levels have increased by highest 48 ppb at 1:01 PM (Local Time), lowest 14 ppb at 3:01 AM (Local Time).

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

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