Visakhapatnam, Nov 3: A massive fire broke out at the Hindustan Petroleum Corporation Limited refinery in Visakhapatnam late on Monday night after an explosion at a storage tank, triggering panic among residents nearby, though officials confirmed on Tuesday that there were no casualties and that all operating units at the plant were functioning safely.
The fire was reported at around 10 pm on November 2 at the pitch intermediate storage tank of the refinery's Residue Upgradation Facility in the Malkapuram and Gajuwaka industrial area of the port city. Residents in surrounding neighbourhoods reported hearing a loud sound resembling an explosion, followed by towering flames and thick smoke that could be seen from a distance.
Many people rushed out of their homes as videos and photographs of the blaze began circulating on social media.
Hindustan Petroleum said its in-house Fire and Safety Team immediately activated emergency protocols on receiving the alert. Fire tenders from the company and the Andhra Pradesh Fire Department were rushed to the spot, and the blaze was brought under control within a short time. The company said the fire remained localised to the pitch tank area and did not spread to other sections of the refinery.
Visakhapatnam Police Commissioner Shankhabrata Bagchi confirmed the incident and said the fire was confined to the tank and posed no threat to other parts of the facility. He also confirmed that there were no casualties. Revenue Divisional Officer Dileep Chakravarthy, who visited the site, said the blaze had been completely put out and there was no longer any danger to the public. He urged residents not to panic and said there was no cause for worry.
According to Malkapuram Circle Inspector E Narasimha Rao, the fire broke out in the sulphur unit, involving a product known as sulphur pitch, described as a waste or bottom product from refining. Another police account identified the tank as the sulphur pitch tank of the Residue Upgradation Facility. Officials said a minor explosion preceded the fire, although the exact cause will only be established after a detailed investigation.
An HPCL employee told reporters that the cause would be determined on Tuesday, and the revenue officer said there would be an enquiry into industrial safety as per industry norms.
The Visakhapatnam refinery is one of HPCL's major refining assets and a significant industrial installation for Andhra Pradesh. Refineries handle large volumes of crude oil and intermediate products, and their storage and processing units operate under strict safety protocols precisely because a fire in one tank can, if not contained quickly, threaten nearby units.
In this case, the quick localisation of the fire to a single tank area is being cited by officials as the reason no wider damage occurred and no one was hurt.
The incident nevertheless caused considerable alarm in the city. Visakhapatnam, often called Vizag, is a densely populated coastal city where industrial zones sit close to residential areas. When flames and thick smoke rise over a refinery at night, residents naturally fear a larger accident, gas leakage or evacuation.
Officials moved quickly to reassure the public, with both the police and the district administration stating that the smoke was unlikely to be hazardous and that the situation was fully under control.
HPCL issued a formal statement on X, the social media platform, setting out the timeline and the outcome. It said a fire incident was reported at the pitch intermediate storage tank at around 10 pm on November 2, that firefighting and emergency response measures were promptly activated, that the fire was localised and brought under control within a short time, that there had been no casualties, and that all units of the refinery were working safely.
That statement has become the authoritative account against which other reports are being measured.
The episode raises familiar questions about industrial safety in large refineries. Investigators will look at several possibilities, including equipment failure, maintenance lapses, temperature or pressure build-up in the tank, and human error during operations. They will also examine whether safety systems, alarms and firefighting equipment functioned as designed, and whether the evacuation of personnel from the affected area was carried out promptly.
Refinery authorities said power supply to the affected area was suspended and personnel were moved to safer locations as a precaution.
For investors and markets, the fire also drew attention on Tuesday morning. HPCL shares were expected to be in focus as traders assessed whether the incident would affect operations or output. The company's assurance that all units were operating safely is likely to limit that concern, but analysts will watch for any further statement about damage to the tank, repair timelines or production impact.
A single storage tank fire, contained quickly, usually has a limited effect on overall refinery throughput, but the full assessment depends on the inspection that follows.
Beyond the immediate incident, the fire is a reminder of the risks that come with operating large energy infrastructure near urban populations. India has seen refinery and industrial accidents in the past that caused loss of life and environmental damage, and regulators have tightened safety audits, mock drills and emergency planning in response.
The fact that this fire ended without injuries will be noted, but it does not remove the need for a thorough enquiry into why a tank caught fire in the first place.
Local residents, meanwhile, will want more than reassurance. They will want to know what caused the explosion-like sound they heard, whether air quality in the area was affected, and what safeguards will prevent a repeat. The district administration's message on Tuesday was deliberately calm: the fire is out, no one is hurt, and there is no danger to the public. That message will need to be backed by a credible investigation report in the days ahead.
The Andhra Pradesh government and HPCL are expected to share further details once the safety enquiry is complete. Until then, the confirmed facts are clear: a fire broke out at a pitch storage tank at the Visakhapatnam refinery late on Monday night, it was brought under control within a short time, no casualties or injuries were reported, and all other units at the refinery are operating safely.
The investigation into the cause is the next step, and its findings will determine whether any operational or safety changes follow.
For a city that depends heavily on its port, industry and refinery jobs, the swift containment of the blaze is welcome news. The challenge now is to ensure that the enquiry is equally swift and transparent, so that residents, workers and regulators can be confident that the lessons of Monday night have been learned and acted upon.
(Reporting based on NDTV and Hindustan Times.)