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Henan Forestry College Ozone (O₃) Level

Luoyang, Henan, China

Ozone (O₃)

50ppb

Good

Last Updated: 2026-08-15 15:31 (Local Time)

Map

Henan Forestry College

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Henan Forestry College

The current O₃ level at Henan Forestry College is 50 ppb making it healthy and safe for everyone in the area.

1.01xBelow

The current O₃ level in Henan Forestry College is 1.01x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Henan Forestry College

24 Hours

O₃

Henan Forestry College

O₃ (ppb)

14-08-2026Time15-08-2026

Time	Henan Forestry College
3:31pm	47
4:01pm	51
4:31pm	49
5:01pm	49
5:31pm	56
6:01pm	53
6:31pm	46
7:01pm	46
7:31pm	51
8:01pm	46
8:31pm	51
9:01pm	40
9:31pm	42
10:01pm	29
10:31pm	33
11:01pm	26
11:31pm	28
12:01am	19
12:31am	18
1:01am	13
1:31am	12
2:01am	10
2:31am	10
3:01am	16
3:31am	15
4:01am	15
4:31am	10
5:01am	10
5:31am	9
6:01am	6
6:31am	8
7:01am	3
7:31am	3
8:01am	6
8:31am	6
9:01am	9
9:31am	9
10:01am	16
10:31am	17
11:01am	36
11:31am	33
12:01pm	41
12:31pm	42
1:01pm	43
1:31pm	48
2:01pm	45
2:31pm	45
3:01pm	42
3:31pm	50

Min. O₃7:01am

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 Henan Forestry College

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in Henan Forestry College?

The current real-time O₃ level in Henan Forestry College is 50ppb (Good). This was last updated 2026-08-15 15:31 (Local Time).

2. When was the best O₃ level in Henan Forestry College in the last 24 hours?

The best O₃ level was 3 ppb (Good) at 7:01 AM (Local Time) during the last 24 hours.

3. When was the worst O₃ level in Henan Forestry College in the last 24 hours?

The worst O₃ level was 56 ppb (Moderate) at 5:31 PM, Aug 14, 2026 (Local Time) during the last 24 hours.

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

The O₃ levels in Henan Forestry College have been fluctuating throughout the last 24 hours. The levels have increased by highest 56 ppb at 5:31 PM, Aug 14, 2026 (Local Time), lowest 3 ppb at 7:01 AM (Local Time).

5. What actions are recommended as per the current O₃ level in Henan Forestry College?

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