Live

Nishinoyamacho Ozone (O₃) Level

Sayama, Osaka, Japan

Ozone (O₃)

36ppb

Good

Last Updated: 2026-08-14 20:01 (Local Time)

Map

Nishinoyamacho

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Nishinoyamacho

The current O₃ level at Nishinoyamacho is 36 ppb making it healthy and safe for everyone in the area.

1.4xBelow

The current O₃ level in Nishinoyamacho is 1.4x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Nishinoyamacho

24 Hours

O₃

Nishinoyamacho

O₃ (ppb)

13-08-2026Time14-08-2026

Time	Nishinoyamacho
8:01pm	27
8:31pm	28
9:01pm	28
9:31pm	26
10:01pm	26
10:31pm	26
11:01pm	24
11:31pm	26
12:01am	25
12:31am	25
1:01am	21
1:31am	21
2:01am	22
2:31am	20
3:01am	23
3:31am	20
4:01am	21
4:31am	19
5:01am	19
5:31am	17
6:01am	17
6:31am	17
7:01am	12
7:31am	13
8:01am	14
8:31am	15
9:01am	16
9:31am	16
10:01am	18
10:31am	24
11:01am	30
11:31am	33
12:01pm	36
12:31pm	34
1:01pm	37
1:31pm	37
2:01pm	35
2:31pm	44
3:01pm	43
3:31pm	44
4:01pm	41
4:31pm	40
5:01pm	39
5:31pm	39
6:01pm	35
6:31pm	35
7:01pm	33
7:31pm	32
8:01pm	36

Min. O₃7:01am

Max. O₃2:31pm

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 Nishinoyamacho

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in Nishinoyamacho?

The current real-time O₃ level in Nishinoyamacho is 36ppb (Good). This was last updated 2026-08-14 20:01 (Local Time).

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

The best O₃ level was 12 ppb (Good) at 7:01 AM (Local Time) during the last 24 hours.

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

The worst O₃ level was 44 ppb (Good) at 2:31 PM (Local Time) during the last 24 hours.

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

The O₃ levels in Nishinoyamacho have been fluctuating throughout the last 24 hours. The levels have increased by highest 44 ppb at 2:31 PM (Local Time), lowest 12 ppb at 7:01 AM (Local Time).

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

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