and three by CPCB. As per the official data, the stations in North Chennai were showing the highest spike in air pollution.

Chennai: Rejecting IIT Madras' findings, govt asserted that Chennai's drinking water sources, including lakes, are free from ‘forever chemicals' PFAS .

A report by the Central Pollution Control Board (CPCB) submitted to the National Green Tribunal (NGT) has concluded that the Ganga's water quality during the recently concluded Maha Kumbh in ...

Also read: Air India's Singapore-bound flight returns to Chennai due to technical issue ... pollution levels across the city. According to CPCB data, the AQI of the national capital recorded ...

CPCB concluded that the Ganga's water quality was fit for bathing. However, the CPCB noted significant "variability in data" in water quality. A report by the Central Pollution Control Board (CPCB ...

(AFP) Maha Kumbh 2025: A new report by the Central Pollution Control Board submitted to the National Green Tribunal has claimed that as per statistical analysis, the water quality in Sangam during ...

The central government on Monday (March 10, 2025) cited a new report from the Central Pollution Control Board (CPCB) in Parliament and said the water in the Ganga at Triveni Sangam in Prayagraj ...

The NAAQS standard for PM 2.5 is 40 micrograms per cubic metres annually and 60 micrograms per cubic metres daily (24 hour).