Gas Leak Capped at ONGC Well in Assam After 16-Day Operation

In a major operational success, Oil and Natural Gas Corporation (ONGC) has successfully capped the blowout at its gas well RDS#147A at 11:15 AM today. The incident, which began on June 12, was brought under control in record time, following global best practices and stringent safety protocols.

The achievement was announced by Union Petroleum and Natural Gas Minister Hardeep Singh Puri in a post on the social media platform X (formerly Twitter). He lauded the efforts of ONGC’s Crisis Management Team, which worked in coordination with international well control experts to resolve the emergency safely and efficiently.

Puri noted that the meticulous planning and joint efforts ensured the blowout was contained without any injuries, casualties, or fire, demonstrating the high level of competence and preparedness of the crisis response teams.

The minister also expressed gratitude to Assam Chief Minister Himanta Biswa Sarma and state government officials for their consistent support throughout the operation. Their assistance was crucial in enabling the smooth execution of the response efforts on the ground.

The successful capping of the well marks a significant milestone in ONGC’s operational capabilities and reflects India’s growing expertise in managing high-risk energy infrastructure incidents.

ONGC has successfully capped the blow out of well RDS#147A at 1115 hours hrs today. This blow out started on 12th June and has been capped successfully within shortest possible time following all the best practices.

Crisis Management Team of @ONGC_ along with the international…

— Hardeep Singh Puri (@HardeepSPuri) June 27, 2025

In response, Sarma wrote, “Thank you Hon’ble Minister Shri @HardeepSPuri Ji for your exceptional leadership and persistence in sealing the gas leak at #RDS147A, Sivasagar — which had been a major concern for all of us.”

He also acknowledged the tireless efforts of ONGC’s response teams and the state administration, praising their coordination and commitment throughout the two-week-long crisis.

“But above all,” he added, “my deepest gratitude goes to the brave men and women of Sivasagar, especially those living in the affected areas, for their extraordinary resilience and unwavering cooperation with all agencies involved.”

Sarma’s message comes as the region begins to recover from the ordeal, with the successful containment of the leak marking a significant relief for the local community and administration.

Thank you Hon’ble Minister Shri @HardeepSPuri Ji for your exceptional leadership and persistence in sealing the gas leak at #RDS147A, Sivasagar- which has been a great cause of concern for all of us.

We also acknowledge the tireless efforts put in by Team @ONGC_ and members of… https://t.co/CUGzf4nQ8n

— Himanta Biswa Sarma (@himantabiswa) June 27, 2025

Also Read: Day 14 of ONGC Gas Leak: Capping Efforts Underway; Residents Still in Fear