Live

Keyouqianqi Epa Ozone (O₃) Level

Ulanhot, Inner Mongolia, China

Ozone (O₃)

2ppb

Good

Last Updated: 2026-08-16 06:51 (Local Time)

Map

Keyouqianqi Epa

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Keyouqianqi Epa

The current O₃ level at Keyouqianqi Epa is 2 ppb making it healthy and safe for everyone in the area.

25.4xBelow

The current O₃ level in Keyouqianqi Epa is 25.4x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Keyouqianqi Epa

24 Hours

O₃

Keyouqianqi Epa

O₃ (ppb)

15-08-2026Time16-08-2026

Time	Keyouqianqi Epa
7:01am	10
7:31am	11
8:01am	18
8:31am	16
9:01am	15
9:31am	17
10:01am	22
10:31am	22
11:01am	32
11:31am	32
12:01pm	31
12:31pm	34
1:01pm	35
1:31pm	33
2:01pm	34
2:31pm	35
3:01pm	36
3:31pm	32
4:01pm	34
4:31pm	39
5:01pm	38
5:31pm	40
6:01pm	34
6:31pm	37
7:01pm	35
7:31pm	32
8:01pm	33
8:31pm	33
9:01pm	31
9:31pm	27
10:01pm	31
10:31pm	29
11:01pm	28
11:31pm	30
12:01am	27
12:31am	8
1:01am	6
1:31am	6
2:01am	3
2:31am	3
3:01am	5
3:31am	5
4:01am	14
4:31am	13
5:01am	14
5:31am	3
6:01am	2
6:31am	2

Min. O₃6:01am

Max. O₃5:31pm

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 Keyouqianqi Epa

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in Keyouqianqi Epa?

The current real-time O₃ level in Keyouqianqi Epa is 2ppb (Good). This was last updated 2026-08-16 06:51 (Local Time).

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

The best O₃ level was 2 ppb (Good) at 6:01 AM, Aug 16, 2026 (Local Time) during the last 24 hours.

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

The worst O₃ level was 40 ppb (Good) at 5:31 PM (Local Time) during the last 24 hours.

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

The O₃ levels in Keyouqianqi Epa have been fluctuating throughout the last 24 hours. The levels have increased by highest 40 ppb at 5:31 PM (Local Time), lowest 2 ppb at 6:01 AM, Aug 16, 2026 (Local Time).

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

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