Archive · 29 Sep 2025
Pune, Mumbai Ozone Levels Exceed Safe Limits
Imagine the air is getting a bit unhealthy in some cities because of too much ozone.
The CPCB is checking the air and found that Pune and Mumbai have ozone levels that are too high.
Ozone comes from things like cars and factories and sunlight makes it worse.
High ozone can be bad for your health.
Experts say we need to fix this before it gets even worse.
This report is to make us aware so action can be taken to protect the air we breathe.
CPCB data shows rising ozone levels in Pune and Mumbai exceeding safe limits.
The data was presented to the National Green Tribunal (NGT).
Pune and Mumbai were found to be breaching NAAQS.
Six of twelve Pune monitoring stations violated norms.
Twenty-two of forty-five Mumbai stations exceeded the eight-hourly limits.
- Who
- CPCB
- What
- Ozone pollution report
- When
- September 2023
- Where
- Pune, Mumbai, and other Indian cities
- Why
- To inform about rising ground-level ozone pollution
Health Concerns
Industrial & Economic Needs
Air Quality Regulations
Health Concerns
Need for stricter regulations and enforcement to reduce ozone levels to protect public health.
Industrial & Economic Needs
Balancing environmental regulations with the needs of industrial activities, power plants, and the logistics sector.
- Cities Monitored
- Pune, Mumbai, Kolkata, Hyderabad, Delhi, Bengaluru, Ahmedabad, Lucknow, Jaipur, Chennai
- Pune Stations Exceeding
- 6 of 12
- Mumbai Stations Exceeding
- 22 of 45
- Breach of Standard
- National Ambient Air Quality Standards (NAAQS)
- Primary Pollutants
- VOCs and NOx
