Live

Interstate 85 Corridor Ozone (O₃) Level

Durham, North Carolina, United States

Ozone (O₃)

47ppb

Good

Last Updated: 2026-08-12 17:51:02 (Local Time)

Map

Interstate 85 Corridor

Good

050

Moderate

100

Poor

168

Unhealthy

208

Severe

748

Hazardous

1250+

What is the Current O₃ Level?
Interstate 85 Corridor

The current O₃ level at Interstate 85 Corridor is 47 ppb making it healthy and safe for everyone in the area.

1.08xBelow

The current O₃ level in Interstate 85 Corridor is 1.08x Below the recommended WHO guideline of 50.96 ppb.

AQI Graph

Historic Air Quality Graph of Ozone (O₃)
Interstate 85 Corridor

24 Hours

O₃

Interstate 85 Corridor

O₃ (ppb)

11-08-2026Time12-08-2026

Time	Interstate 85 Corridor
6:01pm	46
6:31pm	47
7:01pm	49
7:31pm	48
8:01pm	44
8:31pm	45
9:01pm	44
9:31pm	41
10:01pm	44
10:31pm	40
11:01pm	35
11:31pm	34
12:01am	34
12:31am	34
1:01am	34
1:31am	34
2:01am	34
2:31am	33
3:01am	31
3:31am	32
4:01am	34
4:31am	34
5:01am	30
5:31am	31
6:01am	30
6:31am	29
7:01am	31
7:31am	32
8:01am	30
8:31am	30
9:01am	26
9:31am	25
10:01am	30
10:31am	29
11:01am	32
11:31am	30
12:01pm	34
12:31pm	37
1:01pm	37
1:31pm	40
2:01pm	38
2:31pm	36
3:01pm	44
3:31pm	41
4:01pm	46
4:31pm	41
5:01pm	46
5:31pm	44

Min. O₃9:31am

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 Interstate 85 Corridor

Frequently Asked Questions About Air Quality

1. What is the current O₃ level in Interstate 85 Corridor?

The current real-time O₃ level in Interstate 85 Corridor is 47ppb (Good). This was last updated 2026-08-12 17:51:02 (Local Time).

2. When was the best O₃ level in Interstate 85 Corridor in the last 24 hours?

The best O₃ level was 25 ppb (Good) at 9:31 AM (Local Time) during the last 24 hours.

3. When was the worst O₃ level in Interstate 85 Corridor in the last 24 hours?

The worst O₃ level was 49 ppb (Good) at 7:01 PM, Aug 11, 2026 (Local Time) during the last 24 hours.

4. What is the current trend of O₃ levels in Interstate 85 Corridor during last 24 hours?

The O₃ levels in Interstate 85 Corridor have been fluctuating throughout the last 24 hours. The levels have increased by highest 49 ppb at 7:01 PM, Aug 11, 2026 (Local Time), lowest 25 ppb at 9:31 AM (Local Time).

5. What actions are recommended as per the current O₃ level in Interstate 85 Corridor?

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