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Knowledge Park II Ozone (O₃) Level

Greater Noida, Uttar Pradesh, India

Ozone (O₃)

69ppb

Moderate

Last Updated: 2026-08-13 18:21:01 (Local Time)

Map

Knowledge Park II

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Knowledge Park II

The current O₃ level at Knowledge Park II is 69 ppb making it acceptable, but sensitive individuals should be cautious.

1.3xAbove

The current O₃ level in Knowledge Park II is 1.3x Above the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Knowledge Park II

24 Hours

O₃

Knowledge Park II

O₃ (ppb)

12-08-2026Time13-08-2026

Time	Knowledge Park II
6:31pm	62
7:01pm	90
7:31pm	80
8:01pm	84
8:31pm	92
9:01pm	86
9:31pm	88
10:01pm	81
10:31pm	83
11:01pm	76
11:31pm	71
12:01am	76
12:31am	78
1:01am	70
1:31am	78
2:01am	52
2:31am	45
3:01am	49
3:31am	51
4:01am	36
4:31am	35
5:01am	30
5:31am	31
6:01am	31
6:31am	26
7:01am	27
7:31am	25
8:01am	28
8:31am	25
9:01am	26
9:31am	28
10:01am	25
10:31am	27
11:01am	31
11:31am	31
12:01pm	30
12:31pm	28
1:01pm	33
1:31pm	33
2:01pm	46
2:31pm	45
3:01pm	48
3:31pm	52
4:01pm	54
4:31pm	55
5:01pm	66
5:31pm	68
6:01pm	66

Min. O₃7:31am

Max. O₃8:31pm

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 Knowledge Park II

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in Knowledge Park II?

The current real-time O₃ level in Knowledge Park II is 69ppb (Moderate). This was last updated 2026-08-13 18:21:01 (Local Time).

2. When was the best O₃ level in Knowledge Park II in the last 24 hours?

The best O₃ level was 25 ppb (Good) at 7:31 AM (Local Time) during the last 24 hours.

3. When was the worst O₃ level in Knowledge Park II in the last 24 hours?

The worst O₃ level was 92 ppb (Moderate) at 8:31 PM, Aug 12, 2026 (Local Time) during the last 24 hours.

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

The O₃ levels in Knowledge Park II have been fluctuating throughout the last 24 hours. The levels have increased by highest 92 ppb at 8:31 PM, Aug 12, 2026 (Local Time), lowest 25 ppb at 7:31 AM (Local Time).

5. What actions are recommended as per the current O₃ level in Knowledge Park II?

Current O₃ levels are acceptable; however, some pollutants may be a concern for a small number of sensitive individuals.