A power outage was caused all over Mumbai city due to a major electricity supply failure in the Mumbai Metropolitan Region (MMR). The Brihanmumbai Electricity Supply and Transport (BEST) which is responsible for supplying power to the city has confirmed the development.
“The electric supply is interrupted due to TATAs incoming electric supply failure. Inconveniences are regretted,” said BEST. Many people living in the south, central and northern parts of the city mentioned on Twitter about the outage. Large parts of Mumbai and some areas in Thane are facing a power outage from 10:15 am in the morning due to the grid failure.
Some of the places affected in Mumbai are Colaba, Mahim, and Bandra. It has also come to light that the Mumbai Suburban train services have been disrupted due to the grid failure. The same has been confirmed by Central Railways Chief Public Relations Officer (CPRO) and the Western Railways.
Here are LIVE UPDATES on Mumbai power outage:
12.46 PM: Power supply restored at Municipal Head Office. Western Railway services resumed at 12.20 PM.
12.38 PM: Train services resume on Mumbai Central mainline
12.32 PM: Maharashtra CM Uddhav Thackeray chairs meet on a power outage in Mumbai
The CM reviewed the power outage situation and asked officials to make alternate arrangements for interrupted power supply in hospitals.
CM Uddhav Thackeray (in file pic) spoke to State Power Minister Nitin Raut and BMC Commissioner over grid failure in Mumbai and gave directions for its restoration as soon as possible: #Maharashtra CM’s Office pic.twitter.com/cNhvnZJzBU
— ANI (@ANI) October 12, 2020
12.30 PM: Train services resume
Trains between CSMT-Panvel on Harbour Line have resumed. We’re trying to restore services between CSMT-Kalyan, CSMT-Karjat/Kasara. Long-distance trains from Mumbai rescheduled, and incoming trains regulated at interchange points: CPRO, Central Railway#mumbaipoweroutage pic.twitter.com/UoI4RO9YUl
— ANI (@ANI) October 12, 2020
UPDATE: Power supply to be restored in approximately an hour: Maharashtra Minister Nitin Raut
12.22 PM: Restoration in full swing in Mumbai. Of the 2600 MW, 480 MW restored.
12.15 PM: Power supply restored in Mumbai city between the area between Mahim and Colaba.
12.13 PM: Power supply restored at CST station in Mumbai.
12.06 PM: Preliminary information on power outage by BMC:
>> Time of incident: 10.15 am
>> Incident reported by BEST Supply Control
>> Incident: Power Failure Level- L0
>> Details: Electric power failure due to Central grid failure of Tata Power at Kalwa. It will take 45 minutes to 1 hour to restore the supply
>> Impact: Failure of electric supply all over Mumbai city & suburbs and train traffic of all lines Central, Eastern & Western disrupted
>> Mumbai International Airport: Operations normal
12.02 PM: Grid disturbance due to fault outside the system: Adani Electricity
“AEML System experienced grid disturbance due to fault outside of it. Islanding of Dahanu saved the essential supplies. Rest supplies are being restored as grid inputs get available from Maharashtra System. Please bear with us as we await Maharashtra grid restoration.”
11.53 AM: Maharashtra minister Nitin Raut says inquiry to be conducted
“An inquiry will be done on what led to power failure. Maintenance of Kalwa Padgha Line 1 was underway when the load increased on Line 2 which tripped leading to power failure,” Maharashtra minister Nitin Raut said.
Restoration is on war-footing, the minister said
11.47 AM: BMC releases helpline numbers
Due to power supply failure in Mumbai region, residents of Mumbai are requested to call on 022-22694727, 022-226947725 and 022-22704403 in case of emergencies.#BMCUpdates
— माझी Mumbai, आपली BMC (@mybmc) October 12, 2020
11.45 AM: Tata Power statement:
“At 10.10 am, simultaneous substation tripping in MSETCL’s Kalwa, Kharghar caused a huge dip in frequency in Mumbai transmission system which led to tripping of power supply. Restoration work in progress to bring a supply from the 3 Hydro units and Trombay units.”
At 10.10 am there were simultaneous substation tripping in MSETCL’s Kalwa, Kharghar causing a huge dip in frequency in Mumbai transmission system which led to tripping of power supply. Restoration work in progress to bring supply from the 3 Hydro units & Trombay units: Tata Power pic.twitter.com/kEat3e7I04
— ANI (@ANI) October 12, 2020
RECAP: The power supply was interrupted in Mumbai on Monday morning after TATA’s incoming electric supply failure causing power loss all over Mumbai and suburbs. The power outage has disrupted train traffic of Central, Eastern, and Western lines.
11:37 AM: BMC has shared some numbers with residents in the city in case of emergencies. Residents of Mumbai can call 022-22694727, 022-226947725, and 022-22704403 in case of any emergency.
11:35 AM: A public announcement about the temporary suspension of train services was made at Mumbai Central Railway station after the major power grid failure. It was announced that it will take 45 minutes to one hour to restore the power supply.
BMC says, “It will take 45 minutes to 1 hour to restore the power supply.” pic.twitter.com/YZGLM4ktL3
— ANI (@ANI) October 12, 2020
11:31 AM: Maharashtra power minister Nitin Raut has said maintenance work was being done at the Kalwa Padgha CIS centre, which led to the grid failure.
“Maintenance work was being done at Kalwa Padgha GIS centre and during that time all its load was being carried on circuit 2 which created some technical issue. Due to that a lot of places from Mumbai to Thane were affected. We are working to restore the power in around hour’s time,” he said.
11:29 AM: BMC Commissioner IS Chahal has instructed hospitals to contact their respect SWM transport garage officers to ensure an adequate supply of diesel for at least eight hours so that there is no failure of power in hospitals, especially in the intensive care units (ICU).
“Disaster control and CE M&E To keep stand by private MOBILE DG SET vehicles within the next one hour in case power failure continues beyond two hours. Please report to Shri. Narvekar or Smt. Sangita Lokhande at DM Control about this every half an hour,” Chahal said.
11:25 AM: The Western Railways has issued a statement after the major electricity grid failure led to a temporary suspension of some train services.
“In view of interruption in traction power at 10.05 hrs due to Grid failure of Tata Power company, services between Churchgate and Borivili are suspended. It shall be resumed as soon as the traction power supply is restored. Commuters are requested to cooperate,” the Western Railways said.
11:21 AM: It may be noted that the power outage in Mumbai has not impacted the services of the National Stock Exchange (NSE) and the Bombay Stock Exchange (BSE).
11:16 AM: Airline operations at Mumbai’s Chhatrapati Shivaji International Airport have not been affected due to the major power outage, confirmed the airport PRO.
11:15 AM: Adani Electricity, which is a major supplier of electricity in the city, also confirmed that the major power grid failure has affected supply in most areas.
“As per grid safety protocols, Adani Power System has been able to sustain and islanded,” Adani Electricity said in a tweet.
“AEML is currently supplying to critical services in Mumbai Around 385MW through AEML Dahanu generation. Our teams are working to restore the supply in the affected areas at the earliest. We regret the inconvenience caused,” it added.
11:08 AM: Preliminary information suggested that the power outage occurred at 10:15 am. It was reported by the BEST Supply Control.
The outage was caused by an electricity supply failure due to the central grid failure of Tata Power at Kalwa. It will take 45 minutes to one hour to restore the power supply. The failure has caused power disruption all over Mumbai city and suburbs.
11:05 AM: Senior Congress leader Sanjay Nirupam has tweeted about the massive power outage in Mumbai. He said, “Almost total power blackout in Mumbai due to major grid failure. Multiple line disruptions. Only hospital-type utilities getting supply in the city.”
“Mumbai is separated from the rest of Maharashtra to avoid disastrous cascading effect on the city.”
11:00 AM: Local train services have been interrupted due to grid failure of the Tata Power company. Services between Churchgate and Borivali stations that fall under Western Railways stand suspended at the moment. The Central Railway operations between CSMT and Kalyan have also been stopped due to the power outage.
The railway departments said the services shall be resumed as soon as the traction power supply is restored.
It may be noted, however, that power supply from MSETCL is available at Vasai road and it has been extended for essential suburban trains between Borivali and Virar stations.
“Efforts are on to start services in the Churchgate-Borivali section. Commuters are requested not to panic & maintain social distancing,” said the Western Railway in its statement.
10:55 AM: Reports coming in suggest that traffic signal and CCTV at road junctions in the city have been disrupted due to the power outage in the city.
10:50 AM: Several Mumbai residents took to Twitter to share their ordeal after the city faced a major power outage in the morning. The BEST has confirmed that the cause of the massive power outage was an electricity supply failure.
“The electric supply is interrupted due to TATAs incoming electric supply failure. Inconveniences is regretted,” said BEST