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Weichang Manchu and Mongol Autonomous County Ozone (O₃) Level

Hebei, China

Ozone (O₃)

25ppb

Good

Last Updated: 2026-08-16 11:31 (Local Time)

Map

Weichang Manchu and Mongol Autonomous County

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Weichang Manchu and Mongol Autonomous County

The current O₃ level in Weichang Manchu and Mongol Autonomous County based on the average air quality level across the city is 25 ppb, making it healthy and safe for everyone.

2.03xBelow

The current O₃ level in Weichang Manchu and Mongol Autonomous County is 2.03x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Weichang Manchu and Mongol Autonomous County

24 Hours

O₃

Weichang Manchu and Mongol Autonomous County

O₃ (ppb)

15-08-2026Time16-08-2026

Time	Weichang Manchu and Mongol Autonomous County
11:31am	19
12:01pm	22
12:31pm	21
1:01pm	22
1:31pm	23
2:01pm	23
2:31pm	26
3:01pm	26
3:31pm	29
4:01pm	28
4:31pm	29
5:01pm	35
5:31pm	29
6:01pm	31
6:31pm	33
7:01pm	36
7:31pm	34
8:01pm	34
8:31pm	33
9:01pm	33
9:31pm	35
10:01pm	33
10:31pm	34
11:01pm	30
11:31pm	32
12:01am	30
12:31am	28
1:01am	29
1:31am	32
2:01am	30
2:31am	28
3:01am	30
3:31am	27
4:01am	25
4:31am	27
5:01am	26
5:31am	25
6:01am	24
6:31am	25
7:01am	23
7:31am	21
8:01am	20
8:31am	21
9:01am	21
9:31am	22
10:01am	23
10:31am	23
11:01am	22
11:31am	25

Min. O₃11:31am

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 Weichang Manchu and Mongol Autonomous County

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in Weichang Manchu and Mongol Autonomous County?

The current real-time O₃ level in Weichang Manchu and Mongol Autonomous County is 25ppb (Good). This was last updated 2026-08-16 11:31 (Local Time).

2. When was the best O₃ level in Weichang Manchu and Mongol Autonomous County in the last 24 hours?

The best O₃ level was 19 ppb (Good) at 11:31 AM, Aug 15, 2026 (Local Time) during the last 24 hours.

3. When was the worst O₃ level in Weichang Manchu and Mongol Autonomous County in the last 24 hours?

The worst O₃ level was 36 ppb (Good) at 7:01 PM, Aug 15, 2026 (Local Time) during the last 24 hours.

4. What is the current trend of O₃ levels in Weichang Manchu and Mongol Autonomous County during last 24 hours?

The O₃ levels in Weichang Manchu and Mongol Autonomous County have been fluctuating throughout the last 24 hours. The levels have increased by highest 36 ppb at 7:01 PM, Aug 15, 2026 (Local Time), lowest 19 ppb at 11:31 AM, Aug 15, 2026 (Local Time).

5. What actions are recommended as per the current O₃ level in Weichang Manchu and Mongol Autonomous County?

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