Live

Licheng Ozone (O₃) Level

Jiangsu, China

Ozone (O₃)

7ppb

Good

Last Updated: 2026-06-04 07:41:01 (Local Time)

Map

Licheng

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Licheng

The current O₃ level in Licheng based on the average air quality level across the city is 7 ppb, making it healthy and safe for everyone.

7.2xBelow

The current O₃ level in Licheng is 7.2x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Licheng

24 Hours

O₃

Licheng

O₃ (ppb)

03-06-2026Time04-06-2026

Time	Licheng
8:01am	9
8:31am	10
9:01am	11
9:31am	10
10:01am	15
10:31am	14
11:01am	22
11:31am	24
12:01pm	42
12:31pm	45
1:01pm	54
1:31pm	52
2:01pm	56
2:31pm	48
3:01pm	38
3:31pm	49
4:01pm	40
4:31pm	37
5:01pm	36
5:31pm	36
6:01pm	34
6:31pm	30
7:01pm	30
7:31pm	33
8:01pm	28
8:31pm	30
9:01pm	29
9:31pm	26
10:01pm	26
10:31pm	20
11:01pm	22
11:31pm	22
12:01am	21
12:31am	22
1:01am	18
1:31am	18
2:01am	14
2:31am	12
3:01am	10
3:31am	11
4:01am	12
4:31am	12
5:01am	10
5:31am	10
6:01am	10
6:31am	9
7:01am	7
7:31am	8

Min. O₃7:01am

Max. O₃2:01pm

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 Licheng

Frequently Asked Questions About Air Quality

What is the current O₃ level in Licheng?

The current real-time O₃ level in Licheng is 7ppb (Good). This was last updated 2026-06-04 07:41:01 (Local Time).

When was the best O₃ level in Licheng in the last 24 hours?

The best O₃ level was 7 ppb (Good) at 7:01 AM, Jun 4, 2026 (Local Time) during the last 24 hours.

When was the worst O₃ level in Licheng in the last 24 hours?

The worst O₃ level was 56 ppb (Moderate) at 2:01 PM (Local Time) during the last 24 hours.

What is the current trend of O₃ levels in Licheng during last 24 hours?

The O₃ levels in Licheng have been fluctuating throughout the last 24 hours. The levels have increased by highest 56 ppb at 2:01 PM (Local Time), lowest 7 ppb at 7:01 AM, Jun 4, 2026 (Local Time).

What actions are recommended as per the current O₃ level in Licheng?

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