Tamil NaduSunday, 5 July 2026·Hindu Tamil Thisai
Ammonia gas leak response in Tiruvallur: 2 tonnes removed under safety protocol
Authorities began removing about 2 tonnes of ammonia from a private company in Tiruvallur after a leak that killed 18 women workers.
Key highlights
Direct fact
In July 2026, removal of about 2 tonnes of ammonia gas began at a private seafood-processing company in Kannigai Per village near Periyapalayam in Tiruvallur district, after a leak on June 21 that left 18 women workers dead.
Key specifics
- The ammonia leak occurred on June 21 at a private company in Kannigai Per village near Periyapalayam, Tiruvallur district.
- By July 2 night, 18 women workers had died out of 83 affected persons.
- About 2 tonnes of ammonia were being removed by a 15-member technical team with officials from the factories, safety and pollution control departments.
- A 500-metre radius around the company was declared a prohibited zone, and traffic diversions were made on NH 716 (Chennai–Tirupati National Highway).
- The district monitoring officer K.P. Karthikeyan and Collector Kavitha inspected the safety measures on July 4, 2026.
Exam lens
TNPSC may ask about industrial safety, district administration and pollution control; remember June 21 leak, 18 deaths, 2 tonnes of ammonia, 500-metre restricted zone and NH 716 diversion.