ONGC Reports Progress in Andhra Pradesh Mori-5 Well Blowout Control Operations
Oil & Natural Gas Corporation has made substantial progress in controlling the blowout at Mori-5 well in Andhra Pradesh, with fire intensity, noise levels, and ambient heat significantly reduced. The company has completed approach road construction and established water blanket systems to facilitate debris clearance and prepare for wellhead capping operations, while district administration has advised local residents to resume normal activities citing steady progress and low escalation risk.

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Oil & Natural Gas Corporation has achieved significant progress in its blowout control operations at Well Mori-5 in Andhra Pradesh, with the Crisis Management Team reporting substantial improvements in the situation. The company continues focused blowout control efforts at the facility, which is operated by PEC contractor Deep Industries.
Incident Background and Timeline
The oil PSU had reported a gas leak during work-over operations at its Mori field facility in Andhra Pradesh. The incident was flagged by operator Deep Industries, with the company confirming there were no casualties or injuries reported. The affected well is located in a remote area with no human habitation within a radius of around 500-600 metres.
Operational Progress and Current Status
The blowout control operations have shown marked improvement across multiple parameters. Fire intensity, noise levels, and ambient heat in the vicinity of the well have reduced significantly, indicating effective progress in managing the situation according to the approved blowout control plan.
| Parameter: | Current Status |
|---|---|
| Fire Intensity: | Significantly reduced |
| Noise Levels: | Substantially decreased |
| Ambient Heat: | Markedly lower |
| Approach Road: | Completed from rear end |
| Water Blanket: | Established at wellsite |
| Location: | Remote area, 500-600m from habitation |
Infrastructure and Logistics Development
ONGC has completed construction of an approach road from the rear end of the wellsite to facilitate debris clearance operations. The required logistics have been mobilised for systematic debris removal, enabling continued progress toward wellhead capping operations.
A water blanket has been established at the wellsite to support ongoing debris removal in the vicinity of the wellhead. This infrastructure development is crucial for enabling subsequent operations for capping the wellhead, as outlined in the approved action plan.
Community Impact and Safety Measures
In recognition of the steady progress achieved and the remote likelihood of escalation, the district administration has advised residents in surrounding areas to resume their normal activities. This development reflects the significant improvement in the operational situation and reduced risk to the local community.
The company maintains that safety of the community and protection of the environment remain ONGC's highest priorities. All actions continue to be carried out in strict compliance with regulatory requirements and established industry best practices.
Market Performance
Shares of ONGC closed at ₹239.20, down ₹2.69, or 1.11%. The company had mobilised its crisis management team and regional crisis management team to oversee containment and response efforts at the Andhra Pradesh facility.
Historical Stock Returns for Oil & Natural Gas Corporation
| 1 Day | 5 Days | 1 Month | 6 Months | 1 Year | 5 Years |
|---|---|---|---|---|---|
| -3.20% | -3.73% | -4.07% | -4.18% | -12.17% | +136.38% |
















































